benstull/vscode-cowriting-plugin
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F2 SLICE-3: ThreadController on the Comments API + thread mutations (#4)

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Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
Ben Stull
2026-06-10 06:53:13 -07:00
parent e5817eef0a
commit 1bc7a369b7
5 changed files with 447 additions and 18 deletions
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src/extension.ts
+31 -15
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@@ -1,40 +1,56 @@
import * as vscode from "vscode";
import { fetchSdkSummary } from "./cline";
import { CoauthorStore } from "./store";
import { ThreadController } from "./threadController";
const CHANNEL_NAME = "Cowriting (Cline SDK)";
export function activate(context: vscode.ExtensionContext): void {
export interface CowritingApi {
threadController: ThreadController;
}
export function activate(context: vscode.ExtensionContext): CowritingApi | undefined {
// --- POC command (Feature #2), unchanged ---
const output = vscode.window.createOutputChannel(CHANNEL_NAME);
context.subscriptions.push(output);
const command = vscode.commands.registerCommand(
"cowriting.showClineSdkInfo",
async () => {
context.subscriptions.push(
vscode.commands.registerCommand("cowriting.showClineSdkInfo", async () => {
try {
const summary = await fetchSdkSummary();
output.clear();
output.appendLine(`@cline/sdk version: ${summary.version}`);
output.appendLine(`Builtin tools (${summary.tools.length}):`);
for (const tool of summary.tools) {
output.appendLine(` • ${tool.id} — ${tool.description}`);
}
for (const tool of summary.tools) output.appendLine(` • ${tool.id} — ${tool.description}`);
output.show(true);
await vscode.window.showInformationMessage(
`Cline SDK ${summary.version} loaded — ${summary.tools.length} builtin tools. See the "${CHANNEL_NAME}" output channel.`
`Cline SDK ${summary.version} loaded — ${summary.tools.length} builtin tools. See the "${CHANNEL_NAME}" output channel.`,
);
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
output.appendLine(`Failed to drive @cline/sdk: ${message}`);
output.show(true);
await vscode.window.showErrorMessage(
`Cowriting: failed to load @cline/sdk — ${message}`
);
await vscode.window.showErrorMessage(`Cowriting: failed to load @cline/sdk — ${message}`);
}
}
}),
);
context.subscriptions.push(command);
// --- F2: region-anchored threads (Feature #4) ---
const root = vscode.workspace.workspaceFolders?.[0]?.uri.fsPath;
if (!root) return undefined; // no workspace → nothing to anchor against
const store = new CoauthorStore(root);
const threadController = new ThreadController(store, root);
context.subscriptions.push(threadController);
// Render threads for already-open editors, and on future opens.
const renderIfOpen = (doc: vscode.TextDocument) => {
if (doc.uri.scheme === "file" && doc.uri.fsPath.startsWith(root)) threadController.renderAll(doc);
};
vscode.workspace.textDocuments.forEach(renderIfOpen);
context.subscriptions.push(vscode.workspace.onDidOpenTextDocument(renderIfOpen));
return { threadController };
}
export function deactivate(): void {
// Nothing to clean up beyond the disposables registered on the context.
// Disposables registered on the context handle cleanup.
}