feat(cli-tools): add OpenCode tool integration to CLI Tools page

src/app/api/cli-tools/copilot-settings/route.js

@@ -0,0 +1,148 @@
+"use server";
+
+import { NextResponse } from "next/server";
+import fs from "fs/promises";
+import path from "path";
+import os from "os";
+
+// Resolve chatLanguageModels.json path per OS
+const getConfigPath = () => {
+  const home = os.homedir();
+  const platform = os.platform();
+  if (platform === "win32") {
+    return path.join(process.env.APPDATA || home, "Code", "User", "chatLanguageModels.json");
+  }
+  if (platform === "darwin") {
+    return path.join(home, "Library", "Application Support", "Code", "User", "chatLanguageModels.json");
+  }
+  return path.join(home, ".config", "Code", "User", "chatLanguageModels.json");
+};
+
+const readConfig = async () => {
+  try {
+    const content = await fs.readFile(getConfigPath(), "utf-8");
+    return JSON.parse(content);
+  } catch (error) {
+    if (error.code === "ENOENT") return null;
+    throw error;
+  }
+};
+
+const has9RouterConfig = (config) => {
+  if (!Array.isArray(config)) return false;
+  return config.some((entry) => entry.name === "9Router");
+};
+
+const get9RouterEntry = (config) => {
+  if (!Array.isArray(config)) return null;
+  return config.find((entry) => entry.name === "9Router") || null;
+};
+
+// GET - Read current copilot config
+export async function GET() {
+  try {
+    const config = await readConfig();
+    const entry = get9RouterEntry(config);
+
+    return NextResponse.json({
+      installed: true,
+      config,
+      has9Router: has9RouterConfig(config),
+      configPath: getConfigPath(),
+      currentModel: entry?.models?.[0]?.id || null,
+      currentUrl: entry?.models?.[0]?.url || null,
+    });
+  } catch (error) {
+    console.log("Error checking copilot settings:", error);
+    return NextResponse.json({ error: "Failed to check copilot settings" }, { status: 500 });
+  }
+}
+
+// POST - Apply 9Router config to chatLanguageModels.json
+export async function POST(request) {
+  try {
+    const { baseUrl, apiKey, models } = await request.json();
+
+    if (!baseUrl || !models?.length) {
+      return NextResponse.json({ error: "baseUrl and models are required" }, { status: 400 });
+    }
+
+    const configPath = getConfigPath();
+    await fs.mkdir(path.dirname(configPath), { recursive: true });
+
+    // Read existing config array
+    let config = [];
+    try {
+      const existing = await fs.readFile(configPath, "utf-8");
+      const parsed = JSON.parse(existing);
+      config = Array.isArray(parsed) ? parsed : [];
+    } catch { /* No existing config */ }
+
+    const endpointUrl = `${baseUrl}/chat/completions#models.ai.azure.com`;
+    const keyToUse = apiKey || "sk_9router";
+
+    const newEntry = {
+      name: "9Router",
+      vendor: "azure",
+      apiKey: keyToUse,
+      models: models.map((id) => ({
+        id,
+        name: id,
+        url: endpointUrl,
+        toolCalling: true,
+        vision: false,
+        maxInputTokens: 128000,
+        maxOutputTokens: 16000,
+      })),
+    };
+
+    // Replace existing 9Router entry or append
+    const idx = config.findIndex((e) => e.name === "9Router");
+    if (idx >= 0) {
+      config[idx] = newEntry;
+    } else {
+      config.push(newEntry);
+    }
+
+    await fs.writeFile(configPath, JSON.stringify(config, null, 2));
+
+    return NextResponse.json({
+      success: true,
+      message: "Copilot settings applied! Reload VS Code to take effect.",
+      configPath,
+    });
+  } catch (error) {
+    console.log("Error updating copilot settings:", error);
+    return NextResponse.json({ error: "Failed to update copilot settings" }, { status: 500 });
+  }
+}
+
+// DELETE - Remove 9Router entry from chatLanguageModels.json
+export async function DELETE() {
+  try {
+    const configPath = getConfigPath();
+
+    let config = [];
+    try {
+      const existing = await fs.readFile(configPath, "utf-8");
+      const parsed = JSON.parse(existing);
+      config = Array.isArray(parsed) ? parsed : [];
+    } catch (error) {
+      if (error.code === "ENOENT") {
+        return NextResponse.json({ success: true, message: "No config file to reset" });
+      }
+      throw error;
+    }
+
+    config = config.filter((e) => e.name !== "9Router");
+    await fs.writeFile(configPath, JSON.stringify(config, null, 2));
+
+    return NextResponse.json({
+      success: true,
+      message: "9Router removed from Copilot config",
+    });
+  } catch (error) {
+    console.log("Error resetting copilot settings:", error);
+    return NextResponse.json({ error: "Failed to reset copilot settings" }, { status: 500 });
+  }
+}