Convex Clerk authentication

.env.example

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+VITE_CLERK_PUBLISHABLE_KEY=pk_test_your_key_here

.eslintrc.cjs

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+module.exports = {
+  root: true,
+  env: { browser: true, es2020: true },
+  extends: [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended',
+    'plugin:react-hooks/recommended',
+  ],
+  ignorePatterns: ['dist', '.eslintrc.cjs'],
+  parser: '@typescript-eslint/parser',
+  plugins: ['react-refresh'],
+  rules: {
+    'react-refresh/only-export-components': [
+      'warn',
+      { allowConstantExport: true },
+    ],
+  },
+}

.gitignore

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+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?
+
+# Environment variables
+.env
+.env.local
+.env.production.local
+.env.development.local
+
+# Convex
+.convex

convex.json

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+{
+  "functions": "convex/",
+  "generateCommonJSApi": false,
+  "node": {
+    "externalPackages": []
+  }
+}

convex/_generated/api.ts

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+/* prettier-ignore-start */
+
+/* eslint-disable */
+/**
+ * Generated `api` utility.
+ *
+ * THIS CODE IS AUTOMATICALLY GENERATED.
+ *
+ * To regenerate, run `npx convex dev` or `npx convex codegen`.
+ * @module
+ */
+
+import type {
+  ApiFromModules,
+  FilterApi,
+  FunctionReference,
+} from "convex/server";
+import * as auth from "../auth";
+
+/**
+ * A utility for referencing Convex functions in your app's API.
+ *
+ * Usage:
+ * ```js
+ * const myFunctionReference = api.myModule.myFunction;
+ * ```
+ */
+type FullApi = ApiFromModules<{
+  auth: typeof auth;
+}>;
+export type Api = FilterApi<
+  FullApi,
+  FunctionReference<any, "public">
+>;
+
+export const api = {
+  auth: {
+    getCurrentUser: auth.getCurrentUser,
+  },
+} as Api;
+/* prettier-ignore-end */

convex/_generated/server.d.ts

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+/* prettier-ignore-start */
+
+/* eslint-disable */
+/**
+ * Generated server utility.
+ *
+ * THIS CODE IS AUTOMATICALLY GENERATED.
+ *
+ * To regenerate, run `npx convex dev` or `npx convex codegen`.
+ * @module
+ */
+
+import type { FunctionReference } from "convex/server";
+import type { QueryBuilder, MutationBuilder, ActionBuilder, HttpActionBuilder } from "convex/server";
+
+/**
+ * A utility for referencing Convex server functions.
+ *
+ * Usage:
+ * ```js
+ * const myServerFunction = server.myModule.myFunction;
+ * ```
+ */
+declare const fullServer: Record<string, Record<string, FunctionReference>>;
+export type Server = typeof fullServer;
+
+export const server: Server;
+
+// Export query, mutation, action, httpAction helpers
+export declare function query<Args extends Record<string, any>, Output>(
+  queryDefinition: {
+    handler: (ctx: { auth: { getSessionId: () => Promise<string | null>; getToken: () => Promise<string | null> } }, args: Args) => Promise<Output>;
+  }
+): QueryBuilder<Args, Output, "public">;
+
+export declare function mutation<Args extends Record<string, any>, Output>(
+  mutationDefinition: {
+    handler: (ctx: { auth: { getSessionId: () => Promise<string | null>; getToken: () => Promise<string | null> } }, args: Args) => Promise<Output>;
+  }
+): MutationBuilder<Args, Output, "public">;
+
+export declare function action<Args extends Record<string, any>, Output>(
+  actionDefinition: {
+    handler: (ctx: { auth: { getSessionId: () => Promise<string | null>; getToken: () => Promise<string | null> } }, args: Args) => Promise<Output>;
+  }
+): ActionBuilder<Args, Output, "public">;
+
+export declare function httpAction(
+  handler: (ctx: { auth: { getSessionId: () => Promise<string | null>; getToken: () => Promise<string | null> } }, request: Request) => Promise<Response>
+): HttpActionBuilder;
+
+export declare function getAuthToken(ctx: { auth: { getToken: () => Promise<string | null> } }): Promise<string | null>;
+/* prettier-ignore-end */

convex/auth.config.ts

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+// Convex auth configuration for Clerk
+// The auth token is passed from the frontend via ConvexProvider
+// and can be accessed in queries/mutations using getAuthToken()
+
+export {};

convex/auth.ts

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+import { query, getAuthToken } from "./_generated/server.js";
+
+export const getCurrentUser = query({
+  handler: async (ctx) => {
+    const token = await getAuthToken(ctx);
+    if (!token) {
+      return null;
+    }
+    // Token is present, indicating user is authenticated via Clerk
+    // In a production app, you would decode the Clerk JWT token here
+    // and fetch user info from your user table
+    return {
+      authenticated: true,
+    };
+  },
+});

index.html

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+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <link rel="icon" type="image/svg+xml" href="/vite.svg" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Todo App</title>
+  </head>
+  <body>
+    <div id="root"></div>
+    <script type="module" src="/src/main.tsx"></script>
+  </body>
+</html>

package.json

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+{
+  "name": "todo",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc && vite build",
+    "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
+    "preview": "vite preview",
+    "convex:dev": "convex dev",
+    "convex:deploy": "convex deploy"
+  },
+  "dependencies": {
+    "react": "^18.2.0",
+    "react-dom": "^18.2.0",
+    "convex": "^1.12.0",
+    "@clerk/clerk-react": "^5.0.0"
+  },
+  "devDependencies": {
+    "@types/react": "^18.2.43",
+    "@types/react-dom": "^18.2.17",
+    "@typescript-eslint/eslint-plugin": "^6.14.0",
+    "@typescript-eslint/parser": "^6.14.0",
+    "@vitejs/plugin-react": "^4.2.1",
+    "eslint": "^8.55.0",
+    "eslint-plugin-react-hooks": "^4.6.0",
+    "eslint-plugin-react-refresh": "^0.4.5",
+    "typescript": "^5.2.2",
+    "vite": "^5.0.8"
+  }
+}