wip: vscode extension

sdks/vscode/src/extension.ts

@@ -1,70 +1,110 @@
 // This method is called when your extension is deactivated
 export function deactivate() {}
 
-import * as vscode from "vscode";
+import * as vscode from "vscode"
 
 export function activate(context: vscode.ExtensionContext) {
-  const TERMINAL_NAME = "opencode Terminal";
-
   // Register command to open terminal in split screen and run opencode
   let openTerminalDisposable = vscode.commands.registerCommand("opencode.openTerminal", async () => {
     // Create a new terminal in split screen
+    const port = Math.floor(Math.random() * (65535 - 16384 + 1)) + 16384
     const terminal = vscode.window.createTerminal({
-      name: TERMINAL_NAME,
+      name: "opencode",
+      iconPath: {
+        light: vscode.Uri.file(context.asAbsolutePath("images/button-dark.svg")),
+        dark: vscode.Uri.file(context.asAbsolutePath("images/button-light.svg")),
+      },
       location: {
         viewColumn: vscode.ViewColumn.Beside,
         preserveFocus: false,
       },
-    });
+      env: {
+        _EXTENSION_OPENCODE_PORT: port.toString(),
+      },
+    })
+
+    terminal.show(false)
+    terminal.sendText(`OPENCODE_THEME=system OPENCODE_CALLER=vscode opencode --port ${port}`)
+
+    const fileRef = getActiveFile()
+    if (!fileRef) return
 
-    terminal.show();
-    terminal.sendText("OPENCODE_THEME=system OPENCODE_CALLER=vscode opencode");
-  });
+    // Wait for the terminal to be ready
+    let tries = 10
+    let connected = false
+    do {
+      await new Promise((resolve) => setTimeout(resolve, 200))
+      try {
+        await fetch(`http://localhost:${port}/app`)
+        connected = true
+        break
+      } catch (e) {}
+
+      tries--
+    } while (tries > 0)
+
+    // If connected, append the prompt to the terminal
+    if (connected) {
+      await appendPrompt(port, `In ${fileRef}`)
+    }
+  })
 
   // Register command to add filepath to terminal
   let addFilepathDisposable = vscode.commands.registerCommand("opencode.addFilepathToTerminal", async () => {
-    const activeEditor = vscode.window.activeTextEditor;
+    const fileRef = getActiveFile()
+    if (!fileRef) return
 
-    if (!activeEditor) {
-      vscode.window.showInformationMessage("No active file to get path from");
-      return;
-    }
+    const terminal = vscode.window.activeTerminal
+    if (!terminal) return
 
-    const document = activeEditor.document;
-    const workspaceFolder = vscode.workspace.getWorkspaceFolder(document.uri);
+    // @ts-ignore
+    const port = terminal.creationOptions.env?.["_EXTENSION_OPENCODE_PORT"]
+    if (!port) return
 
-    if (!workspaceFolder) {
-      vscode.window.showInformationMessage("File is not in a workspace");
-      return;
-    }
+    await appendPrompt(parseInt(port), fileRef)
+    terminal.show()
+  })
 
-    // Get the relative path from workspace root
-    const relativePath = vscode.workspace.asRelativePath(document.uri);
-    let filepathWithAt = `@${relativePath}`;
-
-    // Check if there's a selection and add line numbers
-    const selection = activeEditor.selection;
-    if (!selection.isEmpty) {
-      // Convert to 1-based line numbers
-      const startLine = selection.start.line + 1;
-      const endLine = selection.end.line + 1;
-
-      if (startLine === endLine) {
-        // Single line selection
-        filepathWithAt += `#L${startLine}`;
-      } else {
-        // Multi-line selection
-        filepathWithAt += `#L${startLine}-${endLine}`;
-      }
-    }
+  context.subscriptions.push(openTerminalDisposable, addFilepathDisposable)
+}
+
+async function appendPrompt(port: number, text: string) {
+  await fetch(`http://localhost:${port}/tui/append-prompt`, {
+    method: "POST",
+    headers: {
+      "Content-Type": "application/json",
+    },
+    body: JSON.stringify({ text }),
+  })
+}
+
+function getActiveFile() {
+  const activeEditor = vscode.window.activeTextEditor
+  if (!activeEditor) return
+
+  const document = activeEditor.document
+  const workspaceFolder = vscode.workspace.getWorkspaceFolder(document.uri)
+  if (!workspaceFolder) return
+
+  // Get the relative path from workspace root
+  const relativePath = vscode.workspace.asRelativePath(document.uri)
+  let filepathWithAt = `@${relativePath}`
+
+  // Check if there's a selection and add line numbers
+  const selection = activeEditor.selection
+  if (!selection.isEmpty) {
+    // Convert to 1-based line numbers
+    const startLine = selection.start.line + 1
+    const endLine = selection.end.line + 1
 
-    // Get or create terminal
-    let terminal = vscode.window.activeTerminal;
-    if (terminal?.name === TERMINAL_NAME) {
-      terminal.sendText(filepathWithAt);
-      terminal.show();
+    if (startLine === endLine) {
+      // Single line selection
+      filepathWithAt += `#L${startLine}`
+    } else {
+      // Multi-line selection
+      filepathWithAt += `#L${startLine}-${endLine}`
     }
-  });
+  }
 
-  context.subscriptions.push(openTerminalDisposable, addFilepathDisposable);
+  return filepathWithAt
 }