Roo-Code/src/core/webview/webviewMessageHandler.ts

import { safeWriteJson } from "../../utils/safeWriteJson"
import * as path from "path"
import * as os from "os"
import * as fs from "fs/promises"
import pWaitFor from "p-wait-for"
import * as vscode from "vscode"

import {
	type Language,
	type GlobalState,
	type ClineMessage,
	type TelemetrySetting,
	type UserSettingsConfig,
	TelemetryEventName,
	RooCodeSettings,
	Experiments,
	ExperimentId,
} from "@roo-code/types"
import { CloudService } from "@roo-code/cloud"
import { TelemetryService } from "@roo-code/telemetry"

import { type ApiMessage } from "../task-persistence/apiMessages"
import { saveTaskMessages } from "../task-persistence"

import { ClineProvider } from "./ClineProvider"
import { handleCheckpointRestoreOperation } from "./checkpointRestoreHandler"
import { changeLanguage, t } from "../../i18n"
import { Package } from "../../shared/package"
import { type RouterName, type ModelRecord, toRouterName } from "../../shared/api"
import { MessageEnhancer } from "./messageEnhancer"

import {
	type WebviewMessage,
	type EditQueuedMessagePayload,
	checkoutDiffPayloadSchema,
	checkoutRestorePayloadSchema,
} from "../../shared/WebviewMessage"
import { checkExistKey } from "../../shared/checkExistApiConfig"
import { experimentDefault } from "../../shared/experiments"
import { Terminal } from "../../integrations/terminal/Terminal"
import { openFile } from "../../integrations/misc/open-file"
import { openImage, saveImage } from "../../integrations/misc/image-handler"
import { selectImages } from "../../integrations/misc/process-images"
import { getTheme } from "../../integrations/theme/getTheme"
import { discoverChromeHostUrl, tryChromeHostUrl } from "../../services/browser/browserDiscovery"
import { searchWorkspaceFiles } from "../../services/search/file-search"
import { fileExistsAtPath } from "../../utils/fs"
import { playTts, setTtsEnabled, setTtsSpeed, stopTts } from "../../utils/tts"
import { searchCommits } from "../../utils/git"
import { exportSettings, importSettingsWithFeedback } from "../config/importExport"
import { getOpenAiModels } from "../../api/providers/openai"
import { getVsCodeLmModels } from "../../api/providers/vscode-lm"
import { openMention } from "../mentions"
import { getWorkspacePath } from "../../utils/path"
import { Mode, defaultModeSlug } from "../../shared/modes"
import { getModels, flushModels } from "../../api/providers/fetchers/modelCache"
import { GetModelsOptions } from "../../shared/api"
import { generateSystemPrompt } from "./generateSystemPrompt"
import { getCommand } from "../../utils/commands"

const ALLOWED_VSCODE_SETTINGS = new Set(["terminal.integrated.inheritEnv"])

import { MarketplaceManager, MarketplaceItemType } from "../../services/marketplace"
import { setPendingTodoList } from "../tools/updateTodoListTool"

export const webviewMessageHandler = async (
	provider: ClineProvider,
	message: WebviewMessage,
	marketplaceManager?: MarketplaceManager,
) => {
	// Utility functions provided for concise get/update of global state via contextProxy API.
	const getGlobalState = <K extends keyof GlobalState>(key: K) => provider.contextProxy.getValue(key)
	const updateGlobalState = async <K extends keyof GlobalState>(key: K, value: GlobalState[K]) =>
		await provider.contextProxy.setValue(key, value)

	const getCurrentCwd = () => {
		return provider.getCurrentTask()?.cwd || provider.cwd
	}
	/**
	 * Shared utility to find message indices based on timestamp
	 */
	const findMessageIndices = (messageTs: number, currentCline: any) => {
		// Find the exact message by timestamp, not the first one after a cutoff
		const messageIndex = currentCline.clineMessages.findIndex((msg: ClineMessage) => msg.ts === messageTs)
		const apiConversationHistoryIndex = currentCline.apiConversationHistory.findIndex(
			(msg: ApiMessage) => msg.ts === messageTs,
		)
		return { messageIndex, apiConversationHistoryIndex }
	}

	/**
	 * Fallback: find first API history index at or after a timestamp.
	 * Used when the exact user message isn't present in apiConversationHistory (e.g., after condense).
	 */
	const findFirstApiIndexAtOrAfter = (ts: number, currentCline: any) => {
		if (typeof ts !== "number") return -1
		return currentCline.apiConversationHistory.findIndex(
			(msg: ApiMessage) => typeof msg?.ts === "number" && (msg.ts as number) >= ts,
		)
	}

	/**
	 * Removes the target message and all subsequent messages
	 */
	const removeMessagesThisAndSubsequent = async (
		currentCline: any,
		messageIndex: number,
		apiConversationHistoryIndex: number,
	) => {
		// Delete this message and all that follow
		await currentCline.overwriteClineMessages(currentCline.clineMessages.slice(0, messageIndex))

		if (apiConversationHistoryIndex !== -1) {
			await currentCline.overwriteApiConversationHistory(
				currentCline.apiConversationHistory.slice(0, apiConversationHistoryIndex),
			)
		}
	}

	/**
	 * Handles message deletion operations with user confirmation
	 */
	const handleDeleteOperation = async (messageTs: number): Promise<void> => {
		// Check if there's a checkpoint before this message
		const currentCline = provider.getCurrentTask()
		let hasCheckpoint = false

		if (!currentCline) {
			await vscode.window.showErrorMessage(t("common:errors.message.no_active_task_to_delete"))
			return
		}

		const { messageIndex } = findMessageIndices(messageTs, currentCline)

		if (messageIndex !== -1) {
			// Find the last checkpoint before this message
			const checkpoints = currentCline.clineMessages.filter(
				(msg) => msg.say === "checkpoint_saved" && msg.ts > messageTs,
			)
			hasCheckpoint = checkpoints.length > 0
		}

		// Send message to webview to show delete confirmation dialog
		await provider.postMessageToWebview({
			type: "showDeleteMessageDialog",
			messageTs,
			hasCheckpoint,
		})
	}

	/**
	 * Handles confirmed message deletion from webview dialog
	 */
	const handleDeleteMessageConfirm = async (messageTs: number, restoreCheckpoint?: boolean): Promise<void> => {
		const currentCline = provider.getCurrentTask()
		if (!currentCline) {
			console.error("[handleDeleteMessageConfirm] No current cline available")
			return
		}

		const { messageIndex, apiConversationHistoryIndex } = findMessageIndices(messageTs, currentCline)
		// Determine API truncation index with timestamp fallback if exact match not found
		let apiIndexToUse = apiConversationHistoryIndex
		const tsThreshold = currentCline.clineMessages[messageIndex]?.ts
		if (apiIndexToUse === -1 && typeof tsThreshold === "number") {
			apiIndexToUse = findFirstApiIndexAtOrAfter(tsThreshold, currentCline)
		}

		if (messageIndex === -1) {
			await vscode.window.showErrorMessage(t("common:errors.message.message_not_found", { messageTs }))
			return
		}

		try {
			const targetMessage = currentCline.clineMessages[messageIndex]

			// If checkpoint restoration is requested, find and restore to the last checkpoint before this message
			if (restoreCheckpoint) {
				// Find the last checkpoint before this message
				const checkpoints = currentCline.clineMessages.filter(
					(msg) => msg.say === "checkpoint_saved" && msg.ts > messageTs,
				)

				const nextCheckpoint = checkpoints[0]

				if (nextCheckpoint && nextCheckpoint.text) {
					await handleCheckpointRestoreOperation({
						provider,
						currentCline,
						messageTs: targetMessage.ts!,
						messageIndex,
						checkpoint: { hash: nextCheckpoint.text },
						operation: "delete",
					})
				} else {
					// No checkpoint found before this message
					console.log("[handleDeleteMessageConfirm] No checkpoint found before message")
					vscode.window.showWarningMessage("No checkpoint found before this message")
				}
			} else {
				// For non-checkpoint deletes, preserve checkpoint associations for remaining messages
				// Store checkpoints from messages that will be preserved
				const preservedCheckpoints = new Map<number, any>()
				for (let i = 0; i < messageIndex; i++) {
					const msg = currentCline.clineMessages[i]
					if (msg?.checkpoint && msg.ts) {
						preservedCheckpoints.set(msg.ts, msg.checkpoint)
					}
				}

				// Delete this message and all subsequent messages
				await removeMessagesThisAndSubsequent(currentCline, messageIndex, apiIndexToUse)

				// Restore checkpoint associations for preserved messages
				for (const [ts, checkpoint] of preservedCheckpoints) {
					const msgIndex = currentCline.clineMessages.findIndex((msg) => msg.ts === ts)
					if (msgIndex !== -1) {
						currentCline.clineMessages[msgIndex].checkpoint = checkpoint
					}
				}

				// Save the updated messages with restored checkpoints
				await saveTaskMessages({
					messages: currentCline.clineMessages,
					taskId: currentCline.taskId,
					globalStoragePath: provider.contextProxy.globalStorageUri.fsPath,
				})

				// Update the UI to reflect the deletion
				await provider.postStateToWebview()
			}
		} catch (error) {
			console.error("Error in delete message:", error)
			vscode.window.showErrorMessage(
				t("common:errors.message.error_deleting_message", {
					error: error instanceof Error ? error.message : String(error),
				}),
			)
		}
	}

	/**
	 * Handles message editing operations with user confirmation
	 */
	const handleEditOperation = async (messageTs: number, editedContent: string, images?: string[]): Promise<void> => {
		// Check if there's a checkpoint before this message
		const currentCline = provider.getCurrentTask()
		let hasCheckpoint = false
		if (currentCline) {
			const { messageIndex } = findMessageIndices(messageTs, currentCline)
			if (messageIndex !== -1) {
				// Find the last checkpoint before this message
				const checkpoints = currentCline.clineMessages.filter(
					(msg) => msg.say === "checkpoint_saved" && msg.ts > messageTs,
				)

				hasCheckpoint = checkpoints.length > 0
			} else {
				console.log("[webviewMessageHandler] Edit - Message not found in clineMessages!")
			}
		} else {
			console.log("[webviewMessageHandler] Edit - No currentCline available!")
		}

		// Send message to webview to show edit confirmation dialog
		await provider.postMessageToWebview({
			type: "showEditMessageDialog",
			messageTs,
			text: editedContent,
			hasCheckpoint,
			images,
		})
	}

	/**
	 * Handles confirmed message editing from webview dialog
	 */
	const handleEditMessageConfirm = async (
		messageTs: number,
		editedContent: string,
		restoreCheckpoint?: boolean,
		images?: string[],
	): Promise<void> => {
		const currentCline = provider.getCurrentTask()
		if (!currentCline) {
			console.error("[handleEditMessageConfirm] No current cline available")
			return
		}

		// Use findMessageIndices to find messages based on timestamp
		const { messageIndex, apiConversationHistoryIndex } = findMessageIndices(messageTs, currentCline)

		if (messageIndex === -1) {
			const errorMessage = t("common:errors.message.message_not_found", { messageTs })
			console.error("[handleEditMessageConfirm]", errorMessage)
			await vscode.window.showErrorMessage(errorMessage)
			return
		}

		try {
			const targetMessage = currentCline.clineMessages[messageIndex]

			// If checkpoint restoration is requested, find and restore to the last checkpoint before this message
			if (restoreCheckpoint) {
				// Find the last checkpoint before this message
				const checkpoints = currentCline.clineMessages.filter(
					(msg) => msg.say === "checkpoint_saved" && msg.ts > messageTs,
				)

				const nextCheckpoint = checkpoints[0]

				if (nextCheckpoint && nextCheckpoint.text) {
					await handleCheckpointRestoreOperation({
						provider,
						currentCline,
						messageTs: targetMessage.ts!,
						messageIndex,
						checkpoint: { hash: nextCheckpoint.text },
						operation: "edit",
						editData: {
							editedContent,
							images,
							apiConversationHistoryIndex,
						},
					})
					// The task will be cancelled and reinitialized by checkpointRestore
					// The pending edit will be processed in the reinitialized task
					return
				} else {
					// No checkpoint found before this message
					console.log("[handleEditMessageConfirm] No checkpoint found before message")
					vscode.window.showWarningMessage("No checkpoint found before this message")
					// Continue with non-checkpoint edit
				}
			}

			// For non-checkpoint edits, remove the ORIGINAL user message being edited and all subsequent messages
			// Determine the correct starting index to delete from (prefer the last preceding user_feedback message)
			let deleteFromMessageIndex = messageIndex
			let deleteFromApiIndex = apiConversationHistoryIndex

			// Find the nearest preceding user message to ensure we replace the original, not just the assistant reply
			for (let i = messageIndex; i >= 0; i--) {
				const m = currentCline.clineMessages[i]
				if (m?.say === "user_feedback") {
					deleteFromMessageIndex = i
					// Align API history truncation to the same user message timestamp if present
					const userTs = m.ts
					if (typeof userTs === "number") {
						const apiIdx = currentCline.apiConversationHistory.findIndex(
							(am: ApiMessage) => am.ts === userTs,
						)
						if (apiIdx !== -1) {
							deleteFromApiIndex = apiIdx
						}
					}
					break
				}
			}

			// Timestamp fallback for API history when exact user message isn't present
			if (deleteFromApiIndex === -1) {
				const tsThresholdForEdit = currentCline.clineMessages[deleteFromMessageIndex]?.ts
				if (typeof tsThresholdForEdit === "number") {
					deleteFromApiIndex = findFirstApiIndexAtOrAfter(tsThresholdForEdit, currentCline)
				}
			}

			// Store checkpoints from messages that will be preserved
			const preservedCheckpoints = new Map<number, any>()
			for (let i = 0; i < deleteFromMessageIndex; i++) {
				const msg = currentCline.clineMessages[i]
				if (msg?.checkpoint && msg.ts) {
					preservedCheckpoints.set(msg.ts, msg.checkpoint)
				}
			}

			// Delete the original (user) message and all subsequent messages
			await removeMessagesThisAndSubsequent(currentCline, deleteFromMessageIndex, deleteFromApiIndex)

			// Restore checkpoint associations for preserved messages
			for (const [ts, checkpoint] of preservedCheckpoints) {
				const msgIndex = currentCline.clineMessages.findIndex((msg) => msg.ts === ts)
				if (msgIndex !== -1) {
					currentCline.clineMessages[msgIndex].checkpoint = checkpoint
				}
			}

			// Save the updated messages with restored checkpoints
			await saveTaskMessages({
				messages: currentCline.clineMessages,
				taskId: currentCline.taskId,
				globalStoragePath: provider.contextProxy.globalStorageUri.fsPath,
			})

			// Update the UI to reflect the deletion
			await provider.postStateToWebview()

			await currentCline.submitUserMessage(editedContent, images)
		} catch (error) {
			console.error("Error in edit message:", error)
			vscode.window.showErrorMessage(
				t("common:errors.message.error_editing_message", {
					error: error instanceof Error ? error.message : String(error),
				}),
			)
		}
	}

	/**
	 * Handles message modification operations (delete or edit) with confirmation dialog
	 * @param messageTs Timestamp of the message to operate on
	 * @param operation Type of operation ('delete' or 'edit')
	 * @param editedContent New content for edit operations
	 * @returns Promise<void>
	 */
	const handleMessageModificationsOperation = async (
		messageTs: number,
		operation: "delete" | "edit",
		editedContent?: string,
		images?: string[],
	): Promise<void> => {
		if (operation === "delete") {
			await handleDeleteOperation(messageTs)
		} else if (operation === "edit" && editedContent) {
			await handleEditOperation(messageTs, editedContent, images)
		}
	}

	switch (message.type) {
		case "webviewDidLaunch":
			// Load custom modes first
			const customModes = await provider.customModesManager.getCustomModes()
			await updateGlobalState("customModes", customModes)

			provider.postStateToWebview()
			provider.workspaceTracker?.initializeFilePaths() // Don't await.

			getTheme().then((theme) => provider.postMessageToWebview({ type: "theme", text: JSON.stringify(theme) }))

			// If MCP Hub is already initialized, update the webview with
			// current server list.
			const mcpHub = provider.getMcpHub()

			if (mcpHub) {
				provider.postMessageToWebview({ type: "mcpServers", mcpServers: mcpHub.getAllServers() })
			}

			provider.providerSettingsManager
				.listConfig()
				.then(async (listApiConfig) => {
					if (!listApiConfig) {
						return
					}

					if (listApiConfig.length === 1) {
						// Check if first time init then sync with exist config.
						if (!checkExistKey(listApiConfig[0])) {
							const { apiConfiguration } = await provider.getState()

							await provider.providerSettingsManager.saveConfig(
								listApiConfig[0].name ?? "default",
								apiConfiguration,
							)

							listApiConfig[0].apiProvider = apiConfiguration.apiProvider
						}
					}

					const currentConfigName = getGlobalState("currentApiConfigName")

					if (currentConfigName) {
						if (!(await provider.providerSettingsManager.hasConfig(currentConfigName))) {
							// Current config name not valid, get first config in list.
							const name = listApiConfig[0]?.name
							await updateGlobalState("currentApiConfigName", name)

							if (name) {
								await provider.activateProviderProfile({ name })
								return
							}
						}
					}

					await Promise.all([
						await updateGlobalState("listApiConfigMeta", listApiConfig),
						await provider.postMessageToWebview({ type: "listApiConfig", listApiConfig }),
					])
				})
				.catch((error) =>
					provider.log(
						`Error list api configuration: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					),
				)

			// Enable telemetry by default (when unset) or when explicitly enabled
			provider.getStateToPostToWebview().then((state) => {
				const { telemetrySetting } = state
				const isOptedIn = telemetrySetting !== "disabled"
				TelemetryService.instance.updateTelemetryState(isOptedIn)
			})

			provider.isViewLaunched = true
			break
		case "newTask":
			// Initializing new instance of Cline will make sure that any
			// agentically running promises in old instance don't affect our new
			// task. This essentially creates a fresh slate for the new task.
			try {
				await provider.createTask(message.text, message.images)
				// Task created successfully - notify the UI to reset
				await provider.postMessageToWebview({ type: "invoke", invoke: "newChat" })
			} catch (error) {
				// For all errors, reset the UI and show error
				await provider.postMessageToWebview({ type: "invoke", invoke: "newChat" })
				// Show error to user
				vscode.window.showErrorMessage(
					`Failed to create task: ${error instanceof Error ? error.message : String(error)}`,
				)
			}
			break
		case "customInstructions":
			await provider.updateCustomInstructions(message.text)
			break

		case "askResponse":
			provider.getCurrentTask()?.handleWebviewAskResponse(message.askResponse!, message.text, message.images)
			break

		case "updateSettings":
			if (message.updatedSettings) {
				for (const [key, value] of Object.entries(message.updatedSettings)) {
					let newValue = value

					if (key === "language") {
						newValue = value ?? "en"
						changeLanguage(newValue as Language)
					} else if (key === "allowedCommands") {
						const commands = value ?? []

						newValue = Array.isArray(commands)
							? commands.filter((cmd) => typeof cmd === "string" && cmd.trim().length > 0)
							: []

						await vscode.workspace
							.getConfiguration(Package.name)
							.update("allowedCommands", newValue, vscode.ConfigurationTarget.Global)
					} else if (key === "deniedCommands") {
						const commands = value ?? []

						newValue = Array.isArray(commands)
							? commands.filter((cmd) => typeof cmd === "string" && cmd.trim().length > 0)
							: []

						await vscode.workspace
							.getConfiguration(Package.name)
							.update("deniedCommands", newValue, vscode.ConfigurationTarget.Global)
					} else if (key === "ttsEnabled") {
						newValue = value ?? true
						setTtsEnabled(newValue as boolean)
					} else if (key === "ttsSpeed") {
						newValue = value ?? 1.0
						setTtsSpeed(newValue as number)
					} else if (key === "terminalShellIntegrationTimeout") {
						if (value !== undefined) {
							Terminal.setShellIntegrationTimeout(value as number)
						}
					} else if (key === "terminalShellIntegrationDisabled") {
						if (value !== undefined) {
							Terminal.setShellIntegrationDisabled(value as boolean)
						}
					} else if (key === "terminalCommandDelay") {
						if (value !== undefined) {
							Terminal.setCommandDelay(value as number)
						}
					} else if (key === "terminalPowershellCounter") {
						if (value !== undefined) {
							Terminal.setPowershellCounter(value as boolean)
						}
					} else if (key === "terminalZshClearEolMark") {
						if (value !== undefined) {
							Terminal.setTerminalZshClearEolMark(value as boolean)
						}
					} else if (key === "terminalZshOhMy") {
						if (value !== undefined) {
							Terminal.setTerminalZshOhMy(value as boolean)
						}
					} else if (key === "terminalZshP10k") {
						if (value !== undefined) {
							Terminal.setTerminalZshP10k(value as boolean)
						}
					} else if (key === "terminalZdotdir") {
						if (value !== undefined) {
							Terminal.setTerminalZdotdir(value as boolean)
						}
					} else if (key === "terminalCompressProgressBar") {
						if (value !== undefined) {
							Terminal.setCompressProgressBar(value as boolean)
						}
					} else if (key === "mcpEnabled") {
						newValue = value ?? true
						const mcpHub = provider.getMcpHub()

						if (mcpHub) {
							await mcpHub.handleMcpEnabledChange(newValue as boolean)
						}
					} else if (key === "experiments") {
						if (!value) {
							continue
						}

						newValue = {
							...(getGlobalState("experiments") ?? experimentDefault),
							...(value as Record<ExperimentId, boolean>),
						}
					} else if (key === "customSupportPrompts") {
						if (!value) {
							continue
						}
					}

					await provider.contextProxy.setValue(key as keyof RooCodeSettings, newValue)
				}

				await provider.postStateToWebview()
			}

			break

		case "terminalOperation":
			if (message.terminalOperation) {
				provider.getCurrentTask()?.handleTerminalOperation(message.terminalOperation)
			}
			break
		case "clearTask":
			// Clear task resets the current session and allows for a new task
			// to be started, if this session is a subtask - it allows the
			// parent task to be resumed.
			// Check if the current task actually has a parent task.
			const currentTask = provider.getCurrentTask()

			if (currentTask && currentTask.parentTask) {
				await provider.finishSubTask(t("common:tasks.canceled"))
			} else {
				// Regular task - just clear it
				await provider.clearTask()
			}

			await provider.postStateToWebview()
			break
		case "didShowAnnouncement":
			await updateGlobalState("lastShownAnnouncementId", provider.latestAnnouncementId)
			await provider.postStateToWebview()
			break
		case "selectImages":
			const images = await selectImages()
			await provider.postMessageToWebview({
				type: "selectedImages",
				images,
				context: message.context,
				messageTs: message.messageTs,
			})
			break
		case "exportCurrentTask":
			const currentTaskId = provider.getCurrentTask()?.taskId
			if (currentTaskId) {
				provider.exportTaskWithId(currentTaskId)
			}
			break
		case "shareCurrentTask":
			const shareTaskId = provider.getCurrentTask()?.taskId
			const clineMessages = provider.getCurrentTask()?.clineMessages

			if (!shareTaskId) {
				vscode.window.showErrorMessage(t("common:errors.share_no_active_task"))
				break
			}

			try {
				const visibility = message.visibility || "organization"
				const result = await CloudService.instance.shareTask(shareTaskId, visibility, clineMessages)

				if (result.success && result.shareUrl) {
					// Show success notification
					const messageKey =
						visibility === "public"
							? "common:info.public_share_link_copied"
							: "common:info.organization_share_link_copied"
					vscode.window.showInformationMessage(t(messageKey))

					// Send success feedback to webview for inline display
					await provider.postMessageToWebview({
						type: "shareTaskSuccess",
						visibility,
						text: result.shareUrl,
					})
				} else {
					// Handle error
					const errorMessage = result.error || "Failed to create share link"
					if (errorMessage.includes("Authentication")) {
						vscode.window.showErrorMessage(t("common:errors.share_auth_required"))
					} else if (errorMessage.includes("sharing is not enabled")) {
						vscode.window.showErrorMessage(t("common:errors.share_not_enabled"))
					} else if (errorMessage.includes("not found")) {
						vscode.window.showErrorMessage(t("common:errors.share_task_not_found"))
					} else {
						vscode.window.showErrorMessage(errorMessage)
					}
				}
			} catch (error) {
				provider.log(`[shareCurrentTask] Unexpected error: ${error}`)
				vscode.window.showErrorMessage(t("common:errors.share_task_failed"))
			}
			break
		case "showTaskWithId":
			provider.showTaskWithId(message.text!)
			break
		case "condenseTaskContextRequest":
			provider.condenseTaskContext(message.text!)
			break
		case "deleteTaskWithId":
			provider.deleteTaskWithId(message.text!)
			break
		case "deleteMultipleTasksWithIds": {
			const ids = message.ids

			if (Array.isArray(ids)) {
				// Process in batches of 20 (or another reasonable number)
				const batchSize = 20
				const results = []

				// Only log start and end of the operation
				console.log(`Batch deletion started: ${ids.length} tasks total`)

				for (let i = 0; i < ids.length; i += batchSize) {
					const batch = ids.slice(i, i + batchSize)

					const batchPromises = batch.map(async (id) => {
						try {
							await provider.deleteTaskWithId(id)
							return { id, success: true }
						} catch (error) {
							// Keep error logging for debugging purposes
							console.log(
								`Failed to delete task ${id}: ${error instanceof Error ? error.message : String(error)}`,
							)
							return { id, success: false }
						}
					})

					// Process each batch in parallel but wait for completion before starting the next batch
					const batchResults = await Promise.all(batchPromises)
					results.push(...batchResults)

					// Update the UI after each batch to show progress
					await provider.postStateToWebview()
				}

				// Log final results
				const successCount = results.filter((r) => r.success).length
				const failCount = results.length - successCount
				console.log(
					`Batch deletion completed: ${successCount}/${ids.length} tasks successful, ${failCount} tasks failed`,
				)
			}
			break
		}
		case "exportTaskWithId":
			provider.exportTaskWithId(message.text!)
			break
		case "importSettings": {
			await importSettingsWithFeedback({
				providerSettingsManager: provider.providerSettingsManager,
				contextProxy: provider.contextProxy,
				customModesManager: provider.customModesManager,
				provider: provider,
			})

			break
		}
		case "exportSettings":
			await exportSettings({
				providerSettingsManager: provider.providerSettingsManager,
				contextProxy: provider.contextProxy,
			})

			break
		case "resetState":
			await provider.resetState()
			break
		case "flushRouterModels":
			const routerNameFlush: RouterName = toRouterName(message.text)
			await flushModels(routerNameFlush)
			break
		case "requestRouterModels":
			const { apiConfiguration } = await provider.getState()

			// Optional single provider filter from webview
			const requestedProvider = message?.values?.provider
			const providerFilter = requestedProvider ? toRouterName(requestedProvider) : undefined

			const routerModels: Record<RouterName, ModelRecord> = providerFilter
				? ({} as Record<RouterName, ModelRecord>)
				: {
						openrouter: {},
						"vercel-ai-gateway": {},
						huggingface: {},
						litellm: {},
						deepinfra: {},
						"io-intelligence": {},
						requesty: {},
						unbound: {},
						glama: {},
						ollama: {},
						lmstudio: {},
						roo: {},
						chutes: {},
					}

			const safeGetModels = async (options: GetModelsOptions): Promise<ModelRecord> => {
				try {
					return await getModels(options)
				} catch (error) {
					console.error(
						`Failed to fetch models in webviewMessageHandler requestRouterModels for ${options.provider}:`,
						error,
					)

					throw error // Re-throw to be caught by Promise.allSettled.
				}
			}

			// Base candidates (only those handled by this aggregate fetcher)
			const candidates: { key: RouterName; options: GetModelsOptions }[] = [
				{ key: "openrouter", options: { provider: "openrouter" } },
				{
					key: "requesty",
					options: {
						provider: "requesty",
						apiKey: apiConfiguration.requestyApiKey,
						baseUrl: apiConfiguration.requestyBaseUrl,
					},
				},
				{ key: "glama", options: { provider: "glama" } },
				{ key: "unbound", options: { provider: "unbound", apiKey: apiConfiguration.unboundApiKey } },
				{ key: "vercel-ai-gateway", options: { provider: "vercel-ai-gateway" } },
				{
					key: "deepinfra",
					options: {
						provider: "deepinfra",
						apiKey: apiConfiguration.deepInfraApiKey,
						baseUrl: apiConfiguration.deepInfraBaseUrl,
					},
				},
				{
					key: "roo",
					options: {
						provider: "roo",
						baseUrl: process.env.ROO_CODE_PROVIDER_URL ?? "https://api.roocode.com/proxy",
						apiKey: CloudService.hasInstance()
							? CloudService.instance.authService?.getSessionToken()
							: undefined,
					},
				},
				{
					key: "chutes",
					options: { provider: "chutes", apiKey: apiConfiguration.chutesApiKey },
				},
			]

			// IO Intelligence is conditional on api key
			if (apiConfiguration.ioIntelligenceApiKey) {
				candidates.push({
					key: "io-intelligence",
					options: { provider: "io-intelligence", apiKey: apiConfiguration.ioIntelligenceApiKey },
				})
			}

			// LiteLLM is conditional on baseUrl+apiKey
			const litellmApiKey = apiConfiguration.litellmApiKey || message?.values?.litellmApiKey
			const litellmBaseUrl = apiConfiguration.litellmBaseUrl || message?.values?.litellmBaseUrl

			if (litellmApiKey && litellmBaseUrl) {
				candidates.push({
					key: "litellm",
					options: { provider: "litellm", apiKey: litellmApiKey, baseUrl: litellmBaseUrl },
				})
			}

			// Apply single provider filter if specified
			const modelFetchPromises = providerFilter
				? candidates.filter(({ key }) => key === providerFilter)
				: candidates

			const results = await Promise.allSettled(
				modelFetchPromises.map(async ({ key, options }) => {
					const models = await safeGetModels(options)
					return { key, models } // The key is `ProviderName` here.
				}),
			)

			results.forEach((result, index) => {
				const routerName = modelFetchPromises[index].key

				if (result.status === "fulfilled") {
					routerModels[routerName] = result.value.models

					// Ollama and LM Studio settings pages still need these events. They are not fetched here.
				} else {
					// Handle rejection: Post a specific error message for this provider.
					const errorMessage = result.reason instanceof Error ? result.reason.message : String(result.reason)
					console.error(`Error fetching models for ${routerName}:`, result.reason)

					routerModels[routerName] = {} // Ensure it's an empty object in the main routerModels message.

					provider.postMessageToWebview({
						type: "singleRouterModelFetchResponse",
						success: false,
						error: errorMessage,
						values: { provider: routerName },
					})
				}
			})

			provider.postMessageToWebview({
				type: "routerModels",
				routerModels,
				values: providerFilter ? { provider: requestedProvider } : undefined,
			})
			break
		case "requestOllamaModels": {
			// Specific handler for Ollama models only.
			const { apiConfiguration: ollamaApiConfig } = await provider.getState()
			try {
				// Flush cache first to ensure fresh models.
				await flushModels("ollama")

				const ollamaModels = await getModels({
					provider: "ollama",
					baseUrl: ollamaApiConfig.ollamaBaseUrl,
					apiKey: ollamaApiConfig.ollamaApiKey,
				})

				if (Object.keys(ollamaModels).length > 0) {
					provider.postMessageToWebview({ type: "ollamaModels", ollamaModels: ollamaModels })
				}
			} catch (error) {
				// Silently fail - user hasn't configured Ollama yet
				console.debug("Ollama models fetch failed:", error)
			}
			break
		}
		case "requestLmStudioModels": {
			// Specific handler for LM Studio models only.
			const { apiConfiguration: lmStudioApiConfig } = await provider.getState()
			try {
				// Flush cache first to ensure fresh models.
				await flushModels("lmstudio")

				const lmStudioModels = await getModels({
					provider: "lmstudio",
					baseUrl: lmStudioApiConfig.lmStudioBaseUrl,
				})

				if (Object.keys(lmStudioModels).length > 0) {
					provider.postMessageToWebview({
						type: "lmStudioModels",
						lmStudioModels: lmStudioModels,
					})
				}
			} catch (error) {
				// Silently fail - user hasn't configured LM Studio yet.
				console.debug("LM Studio models fetch failed:", error)
			}
			break
		}
		case "requestRooModels": {
			// Specific handler for Roo models only - flushes cache to ensure fresh auth token is used
			try {
				// Flush cache first to ensure fresh models with current auth state
				await flushModels("roo")

				const rooModels = await getModels({
					provider: "roo",
					baseUrl: process.env.ROO_CODE_PROVIDER_URL ?? "https://api.roocode.com/proxy",
					apiKey: CloudService.hasInstance()
						? CloudService.instance.authService?.getSessionToken()
						: undefined,
				})

				// Always send a response, even if no models are returned
				provider.postMessageToWebview({
					type: "singleRouterModelFetchResponse",
					success: true,
					values: { provider: "roo", models: rooModels },
				})
			} catch (error) {
				// Send error response
				const errorMessage = error instanceof Error ? error.message : String(error)
				provider.postMessageToWebview({
					type: "singleRouterModelFetchResponse",
					success: false,
					error: errorMessage,
					values: { provider: "roo" },
				})
			}
			break
		}
		case "requestOpenAiModels":
			if (message?.values?.baseUrl && message?.values?.apiKey) {
				const openAiModels = await getOpenAiModels(
					message?.values?.baseUrl,
					message?.values?.apiKey,
					message?.values?.openAiHeaders,
				)

				provider.postMessageToWebview({ type: "openAiModels", openAiModels })
			}

			break
		case "requestVsCodeLmModels":
			const vsCodeLmModels = await getVsCodeLmModels()
			// TODO: Cache like we do for OpenRouter, etc?
			provider.postMessageToWebview({ type: "vsCodeLmModels", vsCodeLmModels })
			break
		case "requestHuggingFaceModels":
			// TODO: Why isn't this handled by `requestRouterModels` above?
			try {
				const { getHuggingFaceModelsWithMetadata } = await import("../../api/providers/fetchers/huggingface")
				const huggingFaceModelsResponse = await getHuggingFaceModelsWithMetadata()

				provider.postMessageToWebview({
					type: "huggingFaceModels",
					huggingFaceModels: huggingFaceModelsResponse.models,
				})
			} catch (error) {
				console.error("Failed to fetch Hugging Face models:", error)
				provider.postMessageToWebview({ type: "huggingFaceModels", huggingFaceModels: [] })
			}
			break
		case "openImage":
			openImage(message.text!, { values: message.values })
			break
		case "saveImage":
			saveImage(message.dataUri!)
			break
		case "openFile":
			let filePath: string = message.text!
			if (!path.isAbsolute(filePath)) {
				filePath = path.join(getCurrentCwd(), filePath)
			}
			openFile(filePath, message.values as { create?: boolean; content?: string; line?: number })
			break
		case "openMention":
			openMention(getCurrentCwd(), message.text)
			break
		case "openExternal":
			if (message.url) {
				vscode.env.openExternal(vscode.Uri.parse(message.url))
			}
			break
		case "checkpointDiff":
			const result = checkoutDiffPayloadSchema.safeParse(message.payload)

			if (result.success) {
				await provider.getCurrentTask()?.checkpointDiff(result.data)
			}

			break
		case "checkpointRestore": {
			const result = checkoutRestorePayloadSchema.safeParse(message.payload)

			if (result.success) {
				await provider.cancelTask()

				try {
					await pWaitFor(() => provider.getCurrentTask()?.isInitialized === true, { timeout: 3_000 })
				} catch (error) {
					vscode.window.showErrorMessage(t("common:errors.checkpoint_timeout"))
				}

				try {
					await provider.getCurrentTask()?.checkpointRestore(result.data)
				} catch (error) {
					vscode.window.showErrorMessage(t("common:errors.checkpoint_failed"))
				}
			}

			break
		}
		case "cancelTask":
			await provider.cancelTask()
			break
		case "openCustomModesSettings": {
			const customModesFilePath = await provider.customModesManager.getCustomModesFilePath()

			if (customModesFilePath) {
				openFile(customModesFilePath)
			}

			break
		}
		case "openKeyboardShortcuts": {
			// Open VSCode keyboard shortcuts settings and optionally filter to show the Roo Code commands
			const searchQuery = message.text || ""
			if (searchQuery) {
				// Open with a search query pre-filled
				await vscode.commands.executeCommand("workbench.action.openGlobalKeybindings", searchQuery)
			} else {
				// Just open the keyboard shortcuts settings
				await vscode.commands.executeCommand("workbench.action.openGlobalKeybindings")
			}
			break
		}
		case "openMcpSettings": {
			const mcpSettingsFilePath = await provider.getMcpHub()?.getMcpSettingsFilePath()

			if (mcpSettingsFilePath) {
				openFile(mcpSettingsFilePath)
			}

			break
		}
		case "openProjectMcpSettings": {
			if (!vscode.workspace.workspaceFolders?.length) {
				vscode.window.showErrorMessage(t("common:errors.no_workspace"))
				return
			}

			const workspaceFolder = getCurrentCwd()
			const rooDir = path.join(workspaceFolder, ".roo")
			const mcpPath = path.join(rooDir, "mcp.json")

			try {
				await fs.mkdir(rooDir, { recursive: true })
				const exists = await fileExistsAtPath(mcpPath)

				if (!exists) {
					await safeWriteJson(mcpPath, { mcpServers: {} })
				}

				await openFile(mcpPath)
			} catch (error) {
				vscode.window.showErrorMessage(t("mcp:errors.create_json", { error: `${error}` }))
			}

			break
		}
		case "deleteMcpServer": {
			if (!message.serverName) {
				break
			}

			try {
				provider.log(`Attempting to delete MCP server: ${message.serverName}`)
				await provider.getMcpHub()?.deleteServer(message.serverName, message.source as "global" | "project")
				provider.log(`Successfully deleted MCP server: ${message.serverName}`)

				// Refresh the webview state
				await provider.postStateToWebview()
			} catch (error) {
				const errorMessage = error instanceof Error ? error.message : String(error)
				provider.log(`Failed to delete MCP server: ${errorMessage}`)
				// Error messages are already handled by McpHub.deleteServer
			}
			break
		}
		case "restartMcpServer": {
			try {
				await provider.getMcpHub()?.restartConnection(message.text!, message.source as "global" | "project")
			} catch (error) {
				provider.log(
					`Failed to retry connection for ${message.text}: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
				)
			}
			break
		}
		case "toggleToolAlwaysAllow": {
			try {
				await provider
					.getMcpHub()
					?.toggleToolAlwaysAllow(
						message.serverName!,
						message.source as "global" | "project",
						message.toolName!,
						Boolean(message.alwaysAllow),
					)
			} catch (error) {
				provider.log(
					`Failed to toggle auto-approve for tool ${message.toolName}: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
				)
			}
			break
		}
		case "toggleToolEnabledForPrompt": {
			try {
				await provider
					.getMcpHub()
					?.toggleToolEnabledForPrompt(
						message.serverName!,
						message.source as "global" | "project",
						message.toolName!,
						Boolean(message.isEnabled),
					)
			} catch (error) {
				provider.log(
					`Failed to toggle enabled for prompt for tool ${message.toolName}: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
				)
			}
			break
		}
		case "toggleMcpServer": {
			try {
				await provider
					.getMcpHub()
					?.toggleServerDisabled(
						message.serverName!,
						message.disabled!,
						message.source as "global" | "project",
					)
			} catch (error) {
				provider.log(
					`Failed to toggle MCP server ${message.serverName}: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
				)
			}
			break
		}
		case "enableMcpServerCreation":
			await updateGlobalState("enableMcpServerCreation", message.bool ?? true)
			await provider.postStateToWebview()
			break
		case "remoteControlEnabled":
			try {
				await CloudService.instance.updateUserSettings({ extensionBridgeEnabled: message.bool ?? false })
			} catch (error) {
				provider.log(
					`CloudService#updateUserSettings failed: ${error instanceof Error ? error.message : String(error)}`,
				)
			}
			break

		case "taskSyncEnabled":
			const enabled = message.bool ?? false
			const updatedSettings: Partial<UserSettingsConfig> = { taskSyncEnabled: enabled }

			// If disabling task sync, also disable remote control.
			if (!enabled) {
				updatedSettings.extensionBridgeEnabled = false
			}

			try {
				await CloudService.instance.updateUserSettings(updatedSettings)
			} catch (error) {
				provider.log(`Failed to update cloud settings for task sync: ${error}`)
			}

			break

		case "refreshAllMcpServers": {
			const mcpHub = provider.getMcpHub()

			if (mcpHub) {
				await mcpHub.refreshAllConnections()
			}

			break
		}

		case "ttsEnabled":
			const ttsEnabled = message.bool ?? true
			await updateGlobalState("ttsEnabled", ttsEnabled)
			setTtsEnabled(ttsEnabled)
			await provider.postStateToWebview()
			break
		case "ttsSpeed":
			const ttsSpeed = message.value ?? 1.0
			await updateGlobalState("ttsSpeed", ttsSpeed)
			setTtsSpeed(ttsSpeed)
			await provider.postStateToWebview()
			break
		case "playTts":
			if (message.text) {
				playTts(message.text, {
					onStart: () => provider.postMessageToWebview({ type: "ttsStart", text: message.text }),
					onStop: () => provider.postMessageToWebview({ type: "ttsStop", text: message.text }),
				})
			}

			break
		case "stopTts":
			stopTts()
			break

		case "testBrowserConnection":
			// If no text is provided, try auto-discovery
			if (!message.text) {
				// Use testBrowserConnection for auto-discovery
				const chromeHostUrl = await discoverChromeHostUrl()

				if (chromeHostUrl) {
					// Send the result back to the webview
					await provider.postMessageToWebview({
						type: "browserConnectionResult",
						success: !!chromeHostUrl,
						text: `Auto-discovered and tested connection to Chrome: ${chromeHostUrl}`,
						values: { endpoint: chromeHostUrl },
					})
				} else {
					await provider.postMessageToWebview({
						type: "browserConnectionResult",
						success: false,
						text: "No Chrome instances found on the network. Make sure Chrome is running with remote debugging enabled (--remote-debugging-port=9222).",
					})
				}
			} else {
				// Test the provided URL
				const customHostUrl = message.text
				const hostIsValid = await tryChromeHostUrl(message.text)

				// Send the result back to the webview
				await provider.postMessageToWebview({
					type: "browserConnectionResult",
					success: hostIsValid,
					text: hostIsValid
						? `Successfully connected to Chrome: ${customHostUrl}`
						: "Failed to connect to Chrome",
				})
			}
			break

		case "updateVSCodeSetting": {
			const { setting, value } = message

			if (setting !== undefined && value !== undefined) {
				if (ALLOWED_VSCODE_SETTINGS.has(setting)) {
					await vscode.workspace.getConfiguration().update(setting, value, true)
				} else {
					vscode.window.showErrorMessage(`Cannot update restricted VSCode setting: ${setting}`)
				}
			}

			break
		}
		case "getVSCodeSetting":
			const { setting } = message

			if (setting) {
				try {
					await provider.postMessageToWebview({
						type: "vsCodeSetting",
						setting,
						value: vscode.workspace.getConfiguration().get(setting),
					})
				} catch (error) {
					console.error(`Failed to get VSCode setting ${message.setting}:`, error)

					await provider.postMessageToWebview({
						type: "vsCodeSetting",
						setting,
						error: `Failed to get setting: ${error.message}`,
						value: undefined,
					})
				}
			}

			break

		case "mode":
			await provider.handleModeSwitch(message.text as Mode)
			break
		case "updatePrompt":
			if (message.promptMode && message.customPrompt !== undefined) {
				const existingPrompts = getGlobalState("customModePrompts") ?? {}
				const updatedPrompts = { ...existingPrompts, [message.promptMode]: message.customPrompt }
				await updateGlobalState("customModePrompts", updatedPrompts)
				const currentState = await provider.getStateToPostToWebview()
				const stateWithPrompts = {
					...currentState,
					customModePrompts: updatedPrompts,
					hasOpenedModeSelector: currentState.hasOpenedModeSelector ?? false,
				}
				provider.postMessageToWebview({ type: "state", state: stateWithPrompts })

				if (TelemetryService.hasInstance()) {
					// Determine which setting was changed by comparing objects
					const oldPrompt = existingPrompts[message.promptMode] || {}
					const newPrompt = message.customPrompt
					const changedSettings = Object.keys(newPrompt).filter(
						(key) =>
							JSON.stringify((oldPrompt as Record<string, unknown>)[key]) !==
							JSON.stringify((newPrompt as Record<string, unknown>)[key]),
					)

					if (changedSettings.length > 0) {
						TelemetryService.instance.captureModeSettingChanged(changedSettings[0])
					}
				}
			}
			break
		case "deleteMessage": {
			if (!provider.getCurrentTask()) {
				await vscode.window.showErrorMessage(t("common:errors.message.no_active_task_to_delete"))
				break
			}

			if (typeof message.value !== "number" || !message.value) {
				await vscode.window.showErrorMessage(t("common:errors.message.invalid_timestamp_for_deletion"))
				break
			}

			await handleMessageModificationsOperation(message.value, "delete")
			break
		}
		case "submitEditedMessage": {
			if (
				provider.getCurrentTask() &&
				typeof message.value === "number" &&
				message.value &&
				message.editedMessageContent
			) {
				await handleMessageModificationsOperation(
					message.value,
					"edit",
					message.editedMessageContent,
					message.images,
				)
			}
			break
		}

		case "hasOpenedModeSelector":
			await updateGlobalState("hasOpenedModeSelector", message.bool ?? true)
			await provider.postStateToWebview()
			break

		case "toggleApiConfigPin":
			if (message.text) {
				const currentPinned = getGlobalState("pinnedApiConfigs") ?? {}
				const updatedPinned: Record<string, boolean> = { ...currentPinned }

				if (currentPinned[message.text]) {
					delete updatedPinned[message.text]
				} else {
					updatedPinned[message.text] = true
				}

				await updateGlobalState("pinnedApiConfigs", updatedPinned)
				await provider.postStateToWebview()
			}
			break
		case "enhancementApiConfigId":
			await updateGlobalState("enhancementApiConfigId", message.text)
			await provider.postStateToWebview()
			break

		case "updateCondensingPrompt":
			// Store the condensing prompt in customSupportPrompts["CONDENSE"]
			// instead of customCondensingPrompt.
			const currentSupportPrompts = getGlobalState("customSupportPrompts") ?? {}
			const updatedSupportPrompts = { ...currentSupportPrompts, CONDENSE: message.text }
			await updateGlobalState("customSupportPrompts", updatedSupportPrompts)
			// Also update the old field for backward compatibility during migration.
			await updateGlobalState("customCondensingPrompt", message.text)
			await provider.postStateToWebview()
			break
		case "autoApprovalEnabled":
			await updateGlobalState("autoApprovalEnabled", message.bool ?? false)
			await provider.postStateToWebview()
			break
		case "enhancePrompt":
			if (message.text) {
				try {
					const state = await provider.getState()

					const {
						apiConfiguration,
						customSupportPrompts,
						listApiConfigMeta = [],
						enhancementApiConfigId,
						includeTaskHistoryInEnhance,
					} = state

					const currentCline = provider.getCurrentTask()

					const result = await MessageEnhancer.enhanceMessage({
						text: message.text,
						apiConfiguration,
						customSupportPrompts,
						listApiConfigMeta,
						enhancementApiConfigId,
						includeTaskHistoryInEnhance,
						currentClineMessages: currentCline?.clineMessages,
						providerSettingsManager: provider.providerSettingsManager,
					})

					if (result.success && result.enhancedText) {
						MessageEnhancer.captureTelemetry(currentCline?.taskId, includeTaskHistoryInEnhance)
						await provider.postMessageToWebview({ type: "enhancedPrompt", text: result.enhancedText })
					} else {
						throw new Error(result.error || "Unknown error")
					}
				} catch (error) {
					provider.log(
						`Error enhancing prompt: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					)

					vscode.window.showErrorMessage(t("common:errors.enhance_prompt"))
					await provider.postMessageToWebview({ type: "enhancedPrompt" })
				}
			}
			break
		case "getSystemPrompt":
			try {
				const systemPrompt = await generateSystemPrompt(provider, message)

				await provider.postMessageToWebview({
					type: "systemPrompt",
					text: systemPrompt,
					mode: message.mode,
				})
			} catch (error) {
				provider.log(
					`Error getting system prompt:  ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
				)
				vscode.window.showErrorMessage(t("common:errors.get_system_prompt"))
			}
			break
		case "copySystemPrompt":
			try {
				const systemPrompt = await generateSystemPrompt(provider, message)

				await vscode.env.clipboard.writeText(systemPrompt)
				await vscode.window.showInformationMessage(t("common:info.clipboard_copy"))
			} catch (error) {
				provider.log(
					`Error getting system prompt:  ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
				)
				vscode.window.showErrorMessage(t("common:errors.get_system_prompt"))
			}
			break
		case "searchCommits": {
			const cwd = getCurrentCwd()
			if (cwd) {
				try {
					const commits = await searchCommits(message.query || "", cwd)
					await provider.postMessageToWebview({
						type: "commitSearchResults",
						commits,
					})
				} catch (error) {
					provider.log(
						`Error searching commits: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					)
					vscode.window.showErrorMessage(t("common:errors.search_commits"))
				}
			}
			break
		}
		case "searchFiles": {
			const workspacePath = getCurrentCwd()

			if (!workspacePath) {
				// Handle case where workspace path is not available
				await provider.postMessageToWebview({
					type: "fileSearchResults",
					results: [],
					requestId: message.requestId,
					error: "No workspace path available",
				})
				break
			}
			try {
				// Call file search service with query from message
				const results = await searchWorkspaceFiles(
					message.query || "",
					workspacePath,
					20, // Use default limit, as filtering is now done in the backend
				)

				// Send results back to webview
				await provider.postMessageToWebview({
					type: "fileSearchResults",
					results,
					requestId: message.requestId,
				})
			} catch (error) {
				const errorMessage = error instanceof Error ? error.message : String(error)

				// Send error response to webview
				await provider.postMessageToWebview({
					type: "fileSearchResults",
					results: [],
					error: errorMessage,
					requestId: message.requestId,
				})
			}
			break
		}
		case "updateTodoList": {
			const payload = message.payload as { todos?: any[] }
			const todos = payload?.todos
			if (Array.isArray(todos)) {
				await setPendingTodoList(todos)
			}
			break
		}
		case "saveApiConfiguration":
			if (message.text && message.apiConfiguration) {
				try {
					await provider.providerSettingsManager.saveConfig(message.text, message.apiConfiguration)
					const listApiConfig = await provider.providerSettingsManager.listConfig()
					await updateGlobalState("listApiConfigMeta", listApiConfig)
				} catch (error) {
					provider.log(
						`Error save api configuration: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					)
					vscode.window.showErrorMessage(t("common:errors.save_api_config"))
				}
			}
			break
		case "upsertApiConfiguration":
			if (message.text && message.apiConfiguration) {
				await provider.upsertProviderProfile(message.text, message.apiConfiguration)
			}
			break
		case "renameApiConfiguration":
			if (message.values && message.apiConfiguration) {
				try {
					const { oldName, newName } = message.values

					if (oldName === newName) {
						break
					}

					// Load the old configuration to get its ID.
					const { id } = await provider.providerSettingsManager.getProfile({ name: oldName })

					// Create a new configuration with the new name and old ID.
					await provider.providerSettingsManager.saveConfig(newName, { ...message.apiConfiguration, id })

					// Delete the old configuration.
					await provider.providerSettingsManager.deleteConfig(oldName)

					// Re-activate to update the global settings related to the
					// currently activated provider profile.
					await provider.activateProviderProfile({ name: newName })
				} catch (error) {
					provider.log(
						`Error rename api configuration: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					)

					vscode.window.showErrorMessage(t("common:errors.rename_api_config"))
				}
			}
			break
		case "loadApiConfiguration":
			if (message.text) {
				try {
					await provider.activateProviderProfile({ name: message.text })
				} catch (error) {
					provider.log(
						`Error load api configuration: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					)
					vscode.window.showErrorMessage(t("common:errors.load_api_config"))
				}
			}
			break
		case "loadApiConfigurationById":
			if (message.text) {
				try {
					await provider.activateProviderProfile({ id: message.text })
				} catch (error) {
					provider.log(
						`Error load api configuration by ID: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					)
					vscode.window.showErrorMessage(t("common:errors.load_api_config"))
				}
			}
			break
		case "deleteApiConfiguration":
			if (message.text) {
				const answer = await vscode.window.showInformationMessage(
					t("common:confirmation.delete_config_profile"),
					{ modal: true },
					t("common:answers.yes"),
				)

				if (answer !== t("common:answers.yes")) {
					break
				}

				const oldName = message.text

				const newName = (await provider.providerSettingsManager.listConfig()).filter(
					(c) => c.name !== oldName,
				)[0]?.name

				if (!newName) {
					vscode.window.showErrorMessage(t("common:errors.delete_api_config"))
					return
				}

				try {
					await provider.providerSettingsManager.deleteConfig(oldName)
					await provider.activateProviderProfile({ name: newName })
				} catch (error) {
					provider.log(
						`Error delete api configuration: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					)

					vscode.window.showErrorMessage(t("common:errors.delete_api_config"))
				}
			}
			break
		case "deleteMessageConfirm":
			if (!message.messageTs) {
				await vscode.window.showErrorMessage(t("common:errors.message.cannot_delete_missing_timestamp"))
				break
			}

			if (typeof message.messageTs !== "number") {
				await vscode.window.showErrorMessage(t("common:errors.message.cannot_delete_invalid_timestamp"))
				break
			}

			await handleDeleteMessageConfirm(message.messageTs, message.restoreCheckpoint)
			break
		case "editMessageConfirm":
			if (message.messageTs && message.text) {
				await handleEditMessageConfirm(
					message.messageTs,
					message.text,
					message.restoreCheckpoint,
					message.images,
				)
			}
			break
		case "getListApiConfiguration":
			try {
				const listApiConfig = await provider.providerSettingsManager.listConfig()
				await updateGlobalState("listApiConfigMeta", listApiConfig)
				provider.postMessageToWebview({ type: "listApiConfig", listApiConfig })
			} catch (error) {
				provider.log(
					`Error get list api configuration: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
				)
				vscode.window.showErrorMessage(t("common:errors.list_api_config"))
			}
			break

		case "updateMcpTimeout":
			if (message.serverName && typeof message.timeout === "number") {
				try {
					await provider
						.getMcpHub()
						?.updateServerTimeout(
							message.serverName,
							message.timeout,
							message.source as "global" | "project",
						)
				} catch (error) {
					provider.log(
						`Failed to update timeout for ${message.serverName}: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
					)
					vscode.window.showErrorMessage(t("common:errors.update_server_timeout"))
				}
			}
			break
		case "updateCustomMode":
			if (message.modeConfig) {
				try {
					// Check if this is a new mode or an update to an existing mode
					const existingModes = await provider.customModesManager.getCustomModes()
					const isNewMode = !existingModes.some((mode) => mode.slug === message.modeConfig?.slug)

					await provider.customModesManager.updateCustomMode(message.modeConfig.slug, message.modeConfig)
					// Update state after saving the mode
					const customModes = await provider.customModesManager.getCustomModes()
					await updateGlobalState("customModes", customModes)
					await updateGlobalState("mode", message.modeConfig.slug)
					await provider.postStateToWebview()

					// Track telemetry for custom mode creation or update
					if (TelemetryService.hasInstance()) {
						if (isNewMode) {
							// This is a new custom mode
							TelemetryService.instance.captureCustomModeCreated(
								message.modeConfig.slug,
								message.modeConfig.name,
							)
						} else {
							// Determine which setting was changed by comparing objects
							const existingMode = existingModes.find((mode) => mode.slug === message.modeConfig?.slug)
							const changedSettings = existingMode
								? Object.keys(message.modeConfig).filter(
										(key) =>
											JSON.stringify((existingMode as Record<string, unknown>)[key]) !==
											JSON.stringify((message.modeConfig as Record<string, unknown>)[key]),
									)
								: []

							if (changedSettings.length > 0) {
								TelemetryService.instance.captureModeSettingChanged(changedSettings[0])
							}
						}
					}
				} catch (error) {
					// Error already shown to user by updateCustomMode
					// Just prevent unhandled rejection and skip state updates
				}
			}
			break
		case "deleteCustomMode":
			if (message.slug) {
				// Get the mode details to determine source and rules folder path
				const customModes = await provider.customModesManager.getCustomModes()
				const modeToDelete = customModes.find((mode) => mode.slug === message.slug)

				if (!modeToDelete) {
					break
				}

				// Determine the scope based on source (project or global)
				const scope = modeToDelete.source || "global"

				// Determine the rules folder path
				let rulesFolderPath: string
				if (scope === "project") {
					const workspacePath = getWorkspacePath()
					if (workspacePath) {
						rulesFolderPath = path.join(workspacePath, ".roo", `rules-${message.slug}`)
					} else {
						rulesFolderPath = path.join(".roo", `rules-${message.slug}`)
					}
				} else {
					// Global scope - use OS home directory
					const homeDir = os.homedir()
					rulesFolderPath = path.join(homeDir, ".roo", `rules-${message.slug}`)
				}

				// Check if the rules folder exists
				const rulesFolderExists = await fileExistsAtPath(rulesFolderPath)

				// If this is a check request, send back the folder info
				if (message.checkOnly) {
					await provider.postMessageToWebview({
						type: "deleteCustomModeCheck",
						slug: message.slug,
						rulesFolderPath: rulesFolderExists ? rulesFolderPath : undefined,
					})
					break
				}

				// Delete the mode
				await provider.customModesManager.deleteCustomMode(message.slug)

				// Delete the rules folder if it exists
				if (rulesFolderExists) {
					try {
						await fs.rm(rulesFolderPath, { recursive: true, force: true })
						provider.log(`Deleted rules folder for mode ${message.slug}: ${rulesFolderPath}`)
					} catch (error) {
						provider.log(`Failed to delete rules folder for mode ${message.slug}: ${error}`)
						// Notify the user about the failure
						vscode.window.showErrorMessage(
							t("common:errors.delete_rules_folder_failed", {
								rulesFolderPath,
								error: error instanceof Error ? error.message : String(error),
							}),
						)
						// Continue with mode deletion even if folder deletion fails
					}
				}

				// Switch back to default mode after deletion
				await updateGlobalState("mode", defaultModeSlug)
				await provider.postStateToWebview()
			}
			break
		case "exportMode":
			if (message.slug) {
				try {
					// Get custom mode prompts to check if built-in mode has been customized
					const customModePrompts = getGlobalState("customModePrompts") || {}
					const customPrompt = customModePrompts[message.slug]

					// Export the mode with any customizations merged directly
					const result = await provider.customModesManager.exportModeWithRules(message.slug, customPrompt)

					if (result.success && result.yaml) {
						// Get last used directory for export
						const lastExportPath = getGlobalState("lastModeExportPath")
						let defaultUri: vscode.Uri

						if (lastExportPath) {
							// Use the directory from the last export
							const lastDir = path.dirname(lastExportPath)
							defaultUri = vscode.Uri.file(path.join(lastDir, `${message.slug}-export.yaml`))
						} else {
							// Default to workspace or home directory
							const workspaceFolders = vscode.workspace.workspaceFolders
							if (workspaceFolders && workspaceFolders.length > 0) {
								defaultUri = vscode.Uri.file(
									path.join(workspaceFolders[0].uri.fsPath, `${message.slug}-export.yaml`),
								)
							} else {
								defaultUri = vscode.Uri.file(`${message.slug}-export.yaml`)
							}
						}

						// Show save dialog
						const saveUri = await vscode.window.showSaveDialog({
							defaultUri,
							filters: {
								"YAML files": ["yaml", "yml"],
							},
							title: "Save mode export",
						})

						if (saveUri && result.yaml) {
							// Save the directory for next time
							await updateGlobalState("lastModeExportPath", saveUri.fsPath)

							// Write the file to the selected location
							await fs.writeFile(saveUri.fsPath, result.yaml, "utf-8")

							// Send success message to webview
							provider.postMessageToWebview({
								type: "exportModeResult",
								success: true,
								slug: message.slug,
							})

							// Show info message
							vscode.window.showInformationMessage(t("common:info.mode_exported", { mode: message.slug }))
						} else {
							// User cancelled the save dialog
							provider.postMessageToWebview({
								type: "exportModeResult",
								success: false,
								error: "Export cancelled",
								slug: message.slug,
							})
						}
					} else {
						// Send error message to webview
						provider.postMessageToWebview({
							type: "exportModeResult",
							success: false,
							error: result.error,
							slug: message.slug,
						})
					}
				} catch (error) {
					const errorMessage = error instanceof Error ? error.message : String(error)
					provider.log(`Failed to export mode ${message.slug}: ${errorMessage}`)

					// Send error message to webview
					provider.postMessageToWebview({
						type: "exportModeResult",
						success: false,
						error: errorMessage,
						slug: message.slug,
					})
				}
			}
			break
		case "importMode":
			try {
				// Get last used directory for import
				const lastImportPath = getGlobalState("lastModeImportPath")
				let defaultUri: vscode.Uri | undefined

				if (lastImportPath) {
					// Use the directory from the last import
					const lastDir = path.dirname(lastImportPath)
					defaultUri = vscode.Uri.file(lastDir)
				} else {
					// Default to workspace or home directory
					const workspaceFolders = vscode.workspace.workspaceFolders
					if (workspaceFolders && workspaceFolders.length > 0) {
						defaultUri = vscode.Uri.file(workspaceFolders[0].uri.fsPath)
					}
				}

				// Show file picker to select YAML file
				const fileUri = await vscode.window.showOpenDialog({
					canSelectFiles: true,
					canSelectFolders: false,
					canSelectMany: false,
					defaultUri,
					filters: {
						"YAML files": ["yaml", "yml"],
					},
					title: "Select mode export file to import",
				})

				if (fileUri && fileUri[0]) {
					// Save the directory for next time
					await updateGlobalState("lastModeImportPath", fileUri[0].fsPath)

					// Read the file content
					const yamlContent = await fs.readFile(fileUri[0].fsPath, "utf-8")

					// Import the mode with the specified source level
					const result = await provider.customModesManager.importModeWithRules(
						yamlContent,
						message.source || "project", // Default to project if not specified
					)

					if (result.success) {
						// Update state after importing
						const customModes = await provider.customModesManager.getCustomModes()
						await updateGlobalState("customModes", customModes)
						await provider.postStateToWebview()

						// Send success message to webview, include the imported slug so UI can switch
						provider.postMessageToWebview({
							type: "importModeResult",
							success: true,
							slug: result.slug,
						})

						// Show success message
						vscode.window.showInformationMessage(t("common:info.mode_imported"))
					} else {
						// Send error message to webview
						provider.postMessageToWebview({
							type: "importModeResult",
							success: false,
							error: result.error,
						})

						// Show error message
						vscode.window.showErrorMessage(t("common:errors.mode_import_failed", { error: result.error }))
					}
				} else {
					// User cancelled the file dialog - reset the importing state
					provider.postMessageToWebview({
						type: "importModeResult",
						success: false,
						error: "cancelled",
					})
				}
			} catch (error) {
				const errorMessage = error instanceof Error ? error.message : String(error)
				provider.log(`Failed to import mode: ${errorMessage}`)

				// Send error message to webview
				provider.postMessageToWebview({
					type: "importModeResult",
					success: false,
					error: errorMessage,
				})

				// Show error message
				vscode.window.showErrorMessage(t("common:errors.mode_import_failed", { error: errorMessage }))
			}
			break
		case "checkRulesDirectory":
			if (message.slug) {
				const hasContent = await provider.customModesManager.checkRulesDirectoryHasContent(message.slug)

				provider.postMessageToWebview({
					type: "checkRulesDirectoryResult",
					slug: message.slug,
					hasContent: hasContent,
				})
			}
			break
		case "humanRelayResponse":
			if (message.requestId && message.text) {
				vscode.commands.executeCommand(getCommand("handleHumanRelayResponse"), {
					requestId: message.requestId,
					text: message.text,
					cancelled: false,
				})
			}
			break

		case "humanRelayCancel":
			if (message.requestId) {
				vscode.commands.executeCommand(getCommand("handleHumanRelayResponse"), {
					requestId: message.requestId,
					cancelled: true,
				})
			}
			break

		case "telemetrySetting": {
			const telemetrySetting = message.text as TelemetrySetting
			const previousSetting = getGlobalState("telemetrySetting") || "unset"
			const isOptedIn = telemetrySetting !== "disabled"
			const wasPreviouslyOptedIn = previousSetting !== "disabled"

			// If turning telemetry OFF, fire event BEFORE disabling
			if (wasPreviouslyOptedIn && !isOptedIn && TelemetryService.hasInstance()) {
				TelemetryService.instance.captureTelemetrySettingsChanged(previousSetting, telemetrySetting)
			}

			// Update the telemetry state
			await updateGlobalState("telemetrySetting", telemetrySetting)

			if (TelemetryService.hasInstance()) {
				TelemetryService.instance.updateTelemetryState(isOptedIn)
			}

			// If turning telemetry ON, fire event AFTER enabling
			if (!wasPreviouslyOptedIn && isOptedIn && TelemetryService.hasInstance()) {
				TelemetryService.instance.captureTelemetrySettingsChanged(previousSetting, telemetrySetting)
			}

			await provider.postStateToWebview()
			break
		}
		case "cloudButtonClicked": {
			// Navigate to the cloud tab.
			provider.postMessageToWebview({ type: "action", action: "cloudButtonClicked" })
			break
		}
		case "rooCloudSignIn": {
			try {
				TelemetryService.instance.captureEvent(TelemetryEventName.AUTHENTICATION_INITIATED)
				await CloudService.instance.login()
			} catch (error) {
				provider.log(`AuthService#login failed: ${error}`)
				vscode.window.showErrorMessage("Sign in failed.")
			}

			break
		}
		case "cloudLandingPageSignIn": {
			try {
				const landingPageSlug = message.text || "supernova"
				TelemetryService.instance.captureEvent(TelemetryEventName.AUTHENTICATION_INITIATED)
				await CloudService.instance.login(landingPageSlug)
			} catch (error) {
				provider.log(`CloudService#login failed: ${error}`)
				vscode.window.showErrorMessage("Sign in failed.")
			}
			break
		}
		case "rooCloudSignOut": {
			try {
				await CloudService.instance.logout()
				await provider.postStateToWebview()
				provider.postMessageToWebview({ type: "authenticatedUser", userInfo: undefined })
			} catch (error) {
				provider.log(`AuthService#logout failed: ${error}`)
				vscode.window.showErrorMessage("Sign out failed.")
			}

			break
		}
		case "rooCloudManualUrl": {
			try {
				if (!message.text) {
					vscode.window.showErrorMessage(t("common:errors.manual_url_empty"))
					break
				}

				// Parse the callback URL to extract parameters
				const callbackUrl = message.text.trim()
				const uri = vscode.Uri.parse(callbackUrl)

				if (!uri.query) {
					throw new Error(t("common:errors.manual_url_no_query"))
				}

				const query = new URLSearchParams(uri.query)
				const code = query.get("code")
				const state = query.get("state")
				const organizationId = query.get("organizationId")

				if (!code || !state) {
					throw new Error(t("common:errors.manual_url_missing_params"))
				}

				// Reuse the existing authentication flow
				await CloudService.instance.handleAuthCallback(
					code,
					state,
					organizationId === "null" ? null : organizationId,
				)

				await provider.postStateToWebview()
			} catch (error) {
				provider.log(`ManualUrl#handleAuthCallback failed: ${error}`)
				const errorMessage = error instanceof Error ? error.message : t("common:errors.manual_url_auth_failed")

				// Show error message through VS Code UI
				vscode.window.showErrorMessage(`${t("common:errors.manual_url_auth_error")}: ${errorMessage}`)
			}

			break
		}
		case "switchOrganization": {
			try {
				const organizationId = message.organizationId ?? null

				// Switch to the new organization context
				await CloudService.instance.switchOrganization(organizationId)

				// Refresh the state to update UI
				await provider.postStateToWebview()

				// Send success response back to webview
				await provider.postMessageToWebview({
					type: "organizationSwitchResult",
					success: true,
					organizationId: organizationId,
				})
			} catch (error) {
				provider.log(`Organization switch failed: ${error}`)
				const errorMessage = error instanceof Error ? error.message : String(error)

				// Send error response back to webview
				await provider.postMessageToWebview({
					type: "organizationSwitchResult",
					success: false,
					error: errorMessage,
					organizationId: message.organizationId ?? null,
				})

				vscode.window.showErrorMessage(`Failed to switch organization: ${errorMessage}`)
			}
			break
		}

		case "saveCodeIndexSettingsAtomic": {
			if (!message.codeIndexSettings) {
				break
			}

			const settings = message.codeIndexSettings

			try {
				// Check if embedder provider has changed
				const currentConfig = getGlobalState("codebaseIndexConfig") || {}
				const embedderProviderChanged =
					currentConfig.codebaseIndexEmbedderProvider !== settings.codebaseIndexEmbedderProvider

				// Save global state settings atomically
				const globalStateConfig = {
					...currentConfig,
					codebaseIndexEnabled: settings.codebaseIndexEnabled,
					codebaseIndexQdrantUrl: settings.codebaseIndexQdrantUrl,
					codebaseIndexEmbedderProvider: settings.codebaseIndexEmbedderProvider,
					codebaseIndexEmbedderBaseUrl: settings.codebaseIndexEmbedderBaseUrl,
					codebaseIndexEmbedderModelId: settings.codebaseIndexEmbedderModelId,
					codebaseIndexEmbedderModelDimension: settings.codebaseIndexEmbedderModelDimension, // Generic dimension
					codebaseIndexOpenAiCompatibleBaseUrl: settings.codebaseIndexOpenAiCompatibleBaseUrl,
					codebaseIndexSearchMaxResults: settings.codebaseIndexSearchMaxResults,
					codebaseIndexSearchMinScore: settings.codebaseIndexSearchMinScore,
				}

				// Save global state first
				await updateGlobalState("codebaseIndexConfig", globalStateConfig)

				// Save secrets directly using context proxy
				if (settings.codeIndexOpenAiKey !== undefined) {
					await provider.contextProxy.storeSecret("codeIndexOpenAiKey", settings.codeIndexOpenAiKey)
				}
				if (settings.codeIndexQdrantApiKey !== undefined) {
					await provider.contextProxy.storeSecret("codeIndexQdrantApiKey", settings.codeIndexQdrantApiKey)
				}
				if (settings.codebaseIndexOpenAiCompatibleApiKey !== undefined) {
					await provider.contextProxy.storeSecret(
						"codebaseIndexOpenAiCompatibleApiKey",
						settings.codebaseIndexOpenAiCompatibleApiKey,
					)
				}
				if (settings.codebaseIndexGeminiApiKey !== undefined) {
					await provider.contextProxy.storeSecret(
						"codebaseIndexGeminiApiKey",
						settings.codebaseIndexGeminiApiKey,
					)
				}
				if (settings.codebaseIndexMistralApiKey !== undefined) {
					await provider.contextProxy.storeSecret(
						"codebaseIndexMistralApiKey",
						settings.codebaseIndexMistralApiKey,
					)
				}
				if (settings.codebaseIndexVercelAiGatewayApiKey !== undefined) {
					await provider.contextProxy.storeSecret(
						"codebaseIndexVercelAiGatewayApiKey",
						settings.codebaseIndexVercelAiGatewayApiKey,
					)
				}
				if (settings.codebaseIndexOpenRouterApiKey !== undefined) {
					await provider.contextProxy.storeSecret(
						"codebaseIndexOpenRouterApiKey",
						settings.codebaseIndexOpenRouterApiKey,
					)
				}

				// Send success response first - settings are saved regardless of validation
				await provider.postMessageToWebview({
					type: "codeIndexSettingsSaved",
					success: true,
					settings: globalStateConfig,
				})

				// Update webview state
				await provider.postStateToWebview()

				// Then handle validation and initialization for the current workspace
				const currentCodeIndexManager = provider.getCurrentWorkspaceCodeIndexManager()
				if (currentCodeIndexManager) {
					// If embedder provider changed, perform proactive validation
					if (embedderProviderChanged) {
						try {
							// Force handleSettingsChange which will trigger validation
							await currentCodeIndexManager.handleSettingsChange()
						} catch (error) {
							// Validation failed - the error state is already set by handleSettingsChange
							provider.log(
								`Embedder validation failed after provider change: ${error instanceof Error ? error.message : String(error)}`,
							)
							// Send validation error to webview
							await provider.postMessageToWebview({
								type: "indexingStatusUpdate",
								values: currentCodeIndexManager.getCurrentStatus(),
							})
							// Exit early - don't try to start indexing with invalid configuration
							break
						}
					} else {
						// No provider change, just handle settings normally
						try {
							await currentCodeIndexManager.handleSettingsChange()
						} catch (error) {
							// Log but don't fail - settings are saved
							provider.log(
								`Settings change handling error: ${error instanceof Error ? error.message : String(error)}`,
							)
						}
					}

					// Wait a bit more to ensure everything is ready
					await new Promise((resolve) => setTimeout(resolve, 200))

					// Auto-start indexing if now enabled and configured
					if (currentCodeIndexManager.isFeatureEnabled && currentCodeIndexManager.isFeatureConfigured) {
						if (!currentCodeIndexManager.isInitialized) {
							try {
								await currentCodeIndexManager.initialize(provider.contextProxy)
								provider.log(`Code index manager initialized after settings save`)
							} catch (error) {
								provider.log(
									`Code index initialization failed: ${error instanceof Error ? error.message : String(error)}`,
								)
								// Send error status to webview
								await provider.postMessageToWebview({
									type: "indexingStatusUpdate",
									values: currentCodeIndexManager.getCurrentStatus(),
								})
							}
						}
					}
				} else {
					// No workspace open - send error status
					provider.log("Cannot save code index settings: No workspace folder open")
					await provider.postMessageToWebview({
						type: "indexingStatusUpdate",
						values: {
							systemStatus: "Error",
							message: t("embeddings:orchestrator.indexingRequiresWorkspace"),
							processedItems: 0,
							totalItems: 0,
							currentItemUnit: "items",
						},
					})
				}
			} catch (error) {
				provider.log(`Error saving code index settings: ${error.message || error}`)
				await provider.postMessageToWebview({
					type: "codeIndexSettingsSaved",
					success: false,
					error: error.message || "Failed to save settings",
				})
			}
			break
		}

		case "requestIndexingStatus": {
			const manager = provider.getCurrentWorkspaceCodeIndexManager()
			if (!manager) {
				// No workspace open - send error status
				provider.postMessageToWebview({
					type: "indexingStatusUpdate",
					values: {
						systemStatus: "Error",
						message: t("embeddings:orchestrator.indexingRequiresWorkspace"),
						processedItems: 0,
						totalItems: 0,
						currentItemUnit: "items",
						workerspacePath: undefined,
					},
				})
				return
			}

			const status = manager
				? manager.getCurrentStatus()
				: {
						systemStatus: "Standby",
						message: "No workspace folder open",
						processedItems: 0,
						totalItems: 0,
						currentItemUnit: "items",
						workspacePath: undefined,
					}

			provider.postMessageToWebview({
				type: "indexingStatusUpdate",
				values: status,
			})
			break
		}
		case "requestCodeIndexSecretStatus": {
			// Check if secrets are set using the VSCode context directly for async access
			const hasOpenAiKey = !!(await provider.context.secrets.get("codeIndexOpenAiKey"))
			const hasQdrantApiKey = !!(await provider.context.secrets.get("codeIndexQdrantApiKey"))
			const hasOpenAiCompatibleApiKey = !!(await provider.context.secrets.get(
				"codebaseIndexOpenAiCompatibleApiKey",
			))
			const hasGeminiApiKey = !!(await provider.context.secrets.get("codebaseIndexGeminiApiKey"))
			const hasMistralApiKey = !!(await provider.context.secrets.get("codebaseIndexMistralApiKey"))
			const hasVercelAiGatewayApiKey = !!(await provider.context.secrets.get(
				"codebaseIndexVercelAiGatewayApiKey",
			))
			const hasOpenRouterApiKey = !!(await provider.context.secrets.get("codebaseIndexOpenRouterApiKey"))

			provider.postMessageToWebview({
				type: "codeIndexSecretStatus",
				values: {
					hasOpenAiKey,
					hasQdrantApiKey,
					hasOpenAiCompatibleApiKey,
					hasGeminiApiKey,
					hasMistralApiKey,
					hasVercelAiGatewayApiKey,
					hasOpenRouterApiKey,
				},
			})
			break
		}
		case "startIndexing": {
			try {
				const manager = provider.getCurrentWorkspaceCodeIndexManager()
				if (!manager) {
					// No workspace open - send error status
					provider.postMessageToWebview({
						type: "indexingStatusUpdate",
						values: {
							systemStatus: "Error",
							message: t("embeddings:orchestrator.indexingRequiresWorkspace"),
							processedItems: 0,
							totalItems: 0,
							currentItemUnit: "items",
						},
					})
					provider.log("Cannot start indexing: No workspace folder open")
					return
				}
				if (manager.isFeatureEnabled && manager.isFeatureConfigured) {
					// Mimic extension startup behavior: initialize first, which will
					// check if Qdrant container is active and reuse existing collection
					await manager.initialize(provider.contextProxy)

					// Only call startIndexing if we're in a state that requires it
					// (e.g., Standby or Error). If already Indexed or Indexing, the
					// initialize() call above will have already started the watcher.
					const currentState = manager.state
					if (currentState === "Standby" || currentState === "Error") {
						// startIndexing now handles error recovery internally
						manager.startIndexing()

						// If startIndexing recovered from error, we need to reinitialize
						if (!manager.isInitialized) {
							await manager.initialize(provider.contextProxy)
							// Try starting again after initialization
							if (manager.state === "Standby" || manager.state === "Error") {
								manager.startIndexing()
							}
						}
					}
				}
			} catch (error) {
				provider.log(`Error starting indexing: ${error instanceof Error ? error.message : String(error)}`)
			}
			break
		}
		case "clearIndexData": {
			try {
				const manager = provider.getCurrentWorkspaceCodeIndexManager()
				if (!manager) {
					provider.log("Cannot clear index data: No workspace folder open")
					provider.postMessageToWebview({
						type: "indexCleared",
						values: {
							success: false,
							error: t("embeddings:orchestrator.indexingRequiresWorkspace"),
						},
					})
					return
				}
				await manager.clearIndexData()
				provider.postMessageToWebview({ type: "indexCleared", values: { success: true } })
			} catch (error) {
				provider.log(`Error clearing index data: ${error instanceof Error ? error.message : String(error)}`)
				provider.postMessageToWebview({
					type: "indexCleared",
					values: {
						success: false,
						error: error instanceof Error ? error.message : String(error),
					},
				})
			}
			break
		}
		case "focusPanelRequest": {
			// Execute the focusPanel command to focus the WebView
			await vscode.commands.executeCommand(getCommand("focusPanel"))
			break
		}
		case "filterMarketplaceItems": {
			if (marketplaceManager && message.filters) {
				try {
					await marketplaceManager.updateWithFilteredItems({
						type: message.filters.type as MarketplaceItemType | undefined,
						search: message.filters.search,
						tags: message.filters.tags,
					})
					await provider.postStateToWebview()
				} catch (error) {
					console.error("Marketplace: Error filtering items:", error)
					vscode.window.showErrorMessage("Failed to filter marketplace items")
				}
			}
			break
		}

		case "fetchMarketplaceData": {
			// Fetch marketplace data on demand
			await provider.fetchMarketplaceData()
			break
		}

		case "installMarketplaceItem": {
			if (marketplaceManager && message.mpItem && message.mpInstallOptions) {
				try {
					const configFilePath = await marketplaceManager.installMarketplaceItem(
						message.mpItem,
						message.mpInstallOptions,
					)
					await provider.postStateToWebview()
					console.log(`Marketplace item installed and config file opened: ${configFilePath}`)

					// Send success message to webview
					provider.postMessageToWebview({
						type: "marketplaceInstallResult",
						success: true,
						slug: message.mpItem.id,
					})
				} catch (error) {
					console.error(`Error installing marketplace item: ${error}`)
					// Send error message to webview
					provider.postMessageToWebview({
						type: "marketplaceInstallResult",
						success: false,
						error: error instanceof Error ? error.message : String(error),
						slug: message.mpItem.id,
					})
				}
			}
			break
		}

		case "removeInstalledMarketplaceItem": {
			if (marketplaceManager && message.mpItem && message.mpInstallOptions) {
				try {
					await marketplaceManager.removeInstalledMarketplaceItem(message.mpItem, message.mpInstallOptions)
					await provider.postStateToWebview()

					// Send success message to webview
					provider.postMessageToWebview({
						type: "marketplaceRemoveResult",
						success: true,
						slug: message.mpItem.id,
					})
				} catch (error) {
					console.error(`Error removing marketplace item: ${error}`)

					// Show error message to user
					vscode.window.showErrorMessage(
						`Failed to remove marketplace item: ${error instanceof Error ? error.message : String(error)}`,
					)

					// Send error message to webview
					provider.postMessageToWebview({
						type: "marketplaceRemoveResult",
						success: false,
						error: error instanceof Error ? error.message : String(error),
						slug: message.mpItem.id,
					})
				}
			} else {
				// MarketplaceManager not available or missing required parameters
				const errorMessage = !marketplaceManager
					? "Marketplace manager is not available"
					: "Missing required parameters for marketplace item removal"
				console.error(errorMessage)

				vscode.window.showErrorMessage(errorMessage)

				if (message.mpItem?.id) {
					provider.postMessageToWebview({
						type: "marketplaceRemoveResult",
						success: false,
						error: errorMessage,
						slug: message.mpItem.id,
					})
				}
			}
			break
		}

		case "installMarketplaceItemWithParameters": {
			if (marketplaceManager && message.payload && "item" in message.payload && "parameters" in message.payload) {
				try {
					const configFilePath = await marketplaceManager.installMarketplaceItem(message.payload.item, {
						parameters: message.payload.parameters,
					})
					await provider.postStateToWebview()
					console.log(`Marketplace item with parameters installed and config file opened: ${configFilePath}`)
				} catch (error) {
					console.error(`Error installing marketplace item with parameters: ${error}`)
					vscode.window.showErrorMessage(
						`Failed to install marketplace item: ${error instanceof Error ? error.message : String(error)}`,
					)
				}
			}
			break
		}

		case "switchTab": {
			if (message.tab) {
				// Capture tab shown event for all switchTab messages (which are user-initiated)
				if (TelemetryService.hasInstance()) {
					TelemetryService.instance.captureTabShown(message.tab)
				}

				await provider.postMessageToWebview({
					type: "action",
					action: "switchTab",
					tab: message.tab,
					values: message.values,
				})
			}
			break
		}
		case "requestCommands": {
			try {
				const { getCommands } = await import("../../services/command/commands")
				const commands = await getCommands(getCurrentCwd())

				// Convert to the format expected by the frontend
				const commandList = commands.map((command) => ({
					name: command.name,
					source: command.source,
					filePath: command.filePath,
					description: command.description,
					argumentHint: command.argumentHint,
				}))

				await provider.postMessageToWebview({
					type: "commands",
					commands: commandList,
				})
			} catch (error) {
				provider.log(`Error fetching commands: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`)
				// Send empty array on error
				await provider.postMessageToWebview({
					type: "commands",
					commands: [],
				})
			}
			break
		}
		case "openCommandFile": {
			try {
				if (message.text) {
					const { getCommand } = await import("../../services/command/commands")
					const command = await getCommand(getCurrentCwd(), message.text)

					if (command && command.filePath) {
						openFile(command.filePath)
					} else {
						vscode.window.showErrorMessage(t("common:errors.command_not_found", { name: message.text }))
					}
				}
			} catch (error) {
				provider.log(
					`Error opening command file: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`,
				)
				vscode.window.showErrorMessage(t("common:errors.open_command_file"))
			}
			break
		}
		case "deleteCommand": {
			try {
				if (message.text && message.values?.source) {
					const { getCommand } = await import("../../services/command/commands")
					const command = await getCommand(getCurrentCwd(), message.text)

					if (command && command.filePath) {
						// Delete the command file
						await fs.unlink(command.filePath)
						provider.log(`Deleted command file: ${command.filePath}`)
					} else {
						vscode.window.showErrorMessage(t("common:errors.command_not_found", { name: message.text }))
					}
				}
			} catch (error) {
				provider.log(`Error deleting command: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`)
				vscode.window.showErrorMessage(t("common:errors.delete_command"))
			}
			break
		}
		case "createCommand": {
			try {
				const source = message.values?.source as "global" | "project"
				const fileName = message.text // Custom filename from user input

				if (!source) {
					provider.log("Missing source for createCommand")
					break
				}

				// Determine the commands directory based on source
				let commandsDir: string
				if (source === "global") {
					const globalConfigDir = path.join(os.homedir(), ".roo")
					commandsDir = path.join(globalConfigDir, "commands")
				} else {
					if (!vscode.workspace.workspaceFolders?.length) {
						vscode.window.showErrorMessage(t("common:errors.no_workspace"))
						return
					}
					// Project commands
					const workspaceRoot = getCurrentCwd()
					if (!workspaceRoot) {
						vscode.window.showErrorMessage(t("common:errors.no_workspace_for_project_command"))
						break
					}
					commandsDir = path.join(workspaceRoot, ".roo", "commands")
				}

				// Ensure the commands directory exists
				await fs.mkdir(commandsDir, { recursive: true })

				// Use provided filename or generate a unique one
				let commandName: string
				if (fileName && fileName.trim()) {
					let cleanFileName = fileName.trim()

					// Strip leading slash if present
					if (cleanFileName.startsWith("/")) {
						cleanFileName = cleanFileName.substring(1)
					}

					// Remove .md extension if present BEFORE slugification
					if (cleanFileName.toLowerCase().endsWith(".md")) {
						cleanFileName = cleanFileName.slice(0, -3)
					}

					// Slugify the command name: lowercase, replace spaces with dashes, remove special characters
					commandName = cleanFileName
						.toLowerCase()
						.replace(/\s+/g, "-") // Replace spaces with dashes
						.replace(/[^a-z0-9-]/g, "") // Remove special characters except dashes
						.replace(/-+/g, "-") // Replace multiple dashes with single dash
						.replace(/^-|-$/g, "") // Remove leading/trailing dashes

					// Ensure we have a valid command name
					if (!commandName || commandName.length === 0) {
						commandName = "new-command"
					}
				} else {
					// Generate a unique command name
					commandName = "new-command"
					let counter = 1
					let filePath = path.join(commandsDir, `${commandName}.md`)

					while (
						await fs
							.access(filePath)
							.then(() => true)
							.catch(() => false)
					) {
						commandName = `new-command-${counter}`
						filePath = path.join(commandsDir, `${commandName}.md`)
						counter++
					}
				}

				const filePath = path.join(commandsDir, `${commandName}.md`)

				// Check if file already exists
				if (
					await fs
						.access(filePath)
						.then(() => true)
						.catch(() => false)
				) {
					vscode.window.showErrorMessage(t("common:errors.command_already_exists", { commandName }))
					break
				}

				// Create the command file with template content
				const templateContent = t("common:errors.command_template_content")

				await fs.writeFile(filePath, templateContent, "utf8")
				provider.log(`Created new command file: ${filePath}`)

				// Open the new file in the editor
				openFile(filePath)

				// Refresh commands list
				const { getCommands } = await import("../../services/command/commands")
				const commands = await getCommands(getCurrentCwd() || "")
				const commandList = commands.map((command) => ({
					name: command.name,
					source: command.source,
					filePath: command.filePath,
					description: command.description,
					argumentHint: command.argumentHint,
				}))
				await provider.postMessageToWebview({
					type: "commands",
					commands: commandList,
				})
			} catch (error) {
				provider.log(`Error creating command: ${JSON.stringify(error, Object.getOwnPropertyNames(error), 2)}`)
				vscode.window.showErrorMessage(t("common:errors.create_command_failed"))
			}
			break
		}

		case "insertTextIntoTextarea": {
			const text = message.text
			if (text) {
				// Send message to insert text into the chat textarea
				await provider.postMessageToWebview({
					type: "insertTextIntoTextarea",
					text: text,
				})
			}
			break
		}
		case "showMdmAuthRequiredNotification": {
			// Show notification that organization requires authentication
			vscode.window.showWarningMessage(t("common:mdm.info.organization_requires_auth"))
			break
		}

		/**
		 * Chat Message Queue
		 */

		case "queueMessage": {
			provider.getCurrentTask()?.messageQueueService.addMessage(message.text ?? "", message.images)
			break
		}
		case "removeQueuedMessage": {
			provider.getCurrentTask()?.messageQueueService.removeMessage(message.text ?? "")
			break
		}
		case "editQueuedMessage": {
			if (message.payload) {
				const { id, text, images } = message.payload as EditQueuedMessagePayload
				provider.getCurrentTask()?.messageQueueService.updateMessage(id, text, images)
			}

			break
		}

		case "dismissUpsell": {
			if (message.upsellId) {
				try {
					// Get current list of dismissed upsells
					const dismissedUpsells = getGlobalState("dismissedUpsells") || []

					// Add the new upsell ID if not already present
					let updatedList = dismissedUpsells
					if (!dismissedUpsells.includes(message.upsellId)) {
						updatedList = [...dismissedUpsells, message.upsellId]
						await updateGlobalState("dismissedUpsells", updatedList)
					}

					// Send updated list back to webview (use the already computed updatedList)
					await provider.postMessageToWebview({
						type: "dismissedUpsells",
						list: updatedList,
					})
				} catch (error) {
					// Fail silently as per Bruno's comment - it's OK to fail silently in this case
					provider.log(`Failed to dismiss upsell: ${error instanceof Error ? error.message : String(error)}`)
				}
			}
			break
		}
		case "getDismissedUpsells": {
			// Send the current list of dismissed upsells to the webview
			const dismissedUpsells = getGlobalState("dismissedUpsells") || []
			await provider.postMessageToWebview({
				type: "dismissedUpsells",
				list: dismissedUpsells,
			})
			break
		}
		default: {
			// console.log(`Unhandled message type: ${message.type}`)
			//
			// Currently unhandled:
			//
			// "currentApiConfigName" |
			// "codebaseIndexEnabled" |
			// "enhancedPrompt" |
			// "systemPrompt" |
			// "exportModeResult" |
			// "importModeResult" |
			// "checkRulesDirectoryResult" |
			// "browserConnectionResult" |
			// "vsCodeSetting" |
			// "indexingStatusUpdate" |
			// "indexCleared" |
			// "marketplaceInstallResult" |
			// "shareTaskSuccess" |
			// "playSound" |
			// "draggedImages" |
			// "setApiConfigPassword" |
			// "setopenAiCustomModelInfo" |
			// "marketplaceButtonClicked" |
			// "cancelMarketplaceInstall" |
			// "imageGenerationSettings"
			break
		}
	}
}