add todo app w/ typescript

examples/todo-typescript/.gitignore

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+/.wasp/
+/.env.server
+/.env.client

examples/todo-typescript/.wasproot

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+File marking the root of Wasp project.

examples/todo-typescript/main.wasp

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+app VideoTodoNotifier {
+  wasp: {
+    version: "^0.7.3"
+  },
+  title: "ToDo TypeScript",
+
+  auth: {
+    userEntity: User,
+    methods: {
+      usernameAndPassword: {}, 
+    },
+    onAuthFailedRedirectTo: "/login",
+  }
+}
+
+// Use Prisma Schema Language (PSL) to define our entities: https://www.prisma.io/docs/concepts/components/prisma-schema
+// Run `wasp db migrate-dev` in the CLI to create the database tables
+// Then run `wasp db studio` to open Prisma Studio and view your db models
+entity User {=psl 
+  id          Int     @id @default(autoincrement())
+  username    String  @unique
+  password    String  
+  tasks       Task[]
+psl=}
+
+entity Task {=psl
+    id          Int     @id @default(autoincrement())
+    description String
+    isDone      Boolean @default(false)
+    user        User?   @relation(fields: [userId], references: [id])
+    userId      Int?
+psl=}
+
+route RootRoute { path: "/", to: MainPage }
+page MainPage {
+  authRequired: true,
+  component: import Main from "@client/MainPage"
+}
+
+route LoginRoute { path: "/login", to: LoginPage }
+page LoginPage {
+  component: import Login from "@client/LoginPage"
+}
+
+route SignupRoute { path: "/signup", to: SignupPage }
+page SignupPage {
+  component: import Signup from "@client/SignupPage"
+}
+
+query getTasks {
+  // We specify the JS implementation of our query (which is an async JS function)
+  // which can be found in `server/queries.js` as a named export `getTasks`.
+  fn: import { getTasks } from "@server/queries.js",
+  // We tell Wasp that this query is doing something with the `Task` entity. With that, Wasp will
+  // automatically refresh the results of this query when tasks change.
+  entities: [Task]
+}
+
+action createTask {
+  fn: import { createTask } from "@server/actions.js",
+  entities: [Task]
+}
+
+action updateTask {
+  fn: import { updateTask } from "@server/actions.js",
+  entities: [Task]
+}

examples/todo-typescript/migrations/20221219114539_init/migration.sql

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+-- CreateTable
+CREATE TABLE "User" (
+    "id" INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+    "username" TEXT NOT NULL,
+    "password" TEXT NOT NULL
+);
+
+-- CreateTable
+CREATE TABLE "Task" (
+    "id" INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+    "description" TEXT NOT NULL,
+    "isDone" BOOLEAN NOT NULL DEFAULT false,
+    "userId" INTEGER,
+    CONSTRAINT "Task_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE SET NULL ON UPDATE CASCADE
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "User_username_key" ON "User"("username");

examples/todo-typescript/migrations/migration_lock.toml

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+# Please do not edit this file manually
+# It should be added in your version-control system (i.e. Git)
+provider = "sqlite"

examples/todo-typescript/src/.waspignore

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+# Ignore editor tmp files
+**/*~
+**/#*#

examples/todo-typescript/src/client/LoginPage.tsx

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+import React from 'react';
+import { Link } from 'react-router-dom';
+import LoginForm from '@wasp/auth/forms/Login';
+
+const LoginPage = () => {
+  return (
+    <main>
+      <h1>Login</h1>
+      {/** Wasp has built-in auth forms & flows, which you can also opt-out of, if you wish :) */}
+      <LoginForm />
+      <br />
+      <span>
+        I don't have an account yet (<Link to='/signup'>go to signup</Link>).
+      </span>
+    </main>
+  );
+};
+
+export default LoginPage;

examples/todo-typescript/src/client/Main.css

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+* {
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  box-sizing: border-box;
+}
+
+main {
+  padding: 1rem 0;
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  align-items: center;
+}
+
+h1 {
+  padding: 0;
+  margin: 1rem 0;
+}
+
+main p {
+  font-size: 1rem;
+}
+
+img {
+  max-height: 100px;
+}
+
+button {
+  margin-top: 1rem;
+}
+
+code {
+  border-radius: 5px;
+  padding: 0.2rem;
+  background: #efefef;
+  font-family: Menlo, Monaco, Lucida Console, Liberation Mono, DejaVu Sans Mono,
+    Bitstream Vera Sans Mono, Courier New, monospace;
+}
+
+.auth-form h2 {
+  margin-top: 0.5rem;
+  font-size: 1.2rem;
+}
+
+.tasklist {
+  display: flex;
+  flex-direction: column;
+  align-items: flex-start;
+  justify-content: center;
+  width: 300px;
+  margin-top: 1rem;
+}

examples/todo-typescript/src/client/MainPage.tsx

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+import './Main.css';
+import React from 'react';
+import logout from '@wasp/auth/logout.js';
+import useAuth from '@wasp/auth/useAuth.js';
+import { useQuery } from '@wasp/queries'; // Wasp uses a thin wrapper around react-query
+import getTasks from '@wasp/queries/getTasks';
+import createTask from '@wasp/actions/createTask';
+import updateTask from '@wasp/actions/updateTask';
+import waspLogo from './waspLogo.png';
+import { Task } from './types'
+
+const MainPage = () => {
+  const { data: user } = useAuth();
+  const { data: tasks, isLoading, error } = useQuery(getTasks);
+
+  React.useEffect(() => {
+    console.log(user);
+  }, [user]);
+
+  if (isLoading) return 'Loading...';
+  if (error) return 'Error: ' + error;
+
+  return (
+    <main>
+      <img src={waspLogo} alt='wasp logo' />
+      <h1>
+        {user.username}
+        {`'s tasks :)`}
+      </h1>
+      <NewTaskForm />
+      {tasks && <TasksList tasks={tasks} /> }
+      <button onClick={logout}> Logout </button>
+    </main>
+  );
+};
+
+const Todo = ({task, number}: {task: Task, number: number}) => { 
+  const handleIsDoneChange = async (event: React.ChangeEvent<HTMLInputElement>) => {
+    try {
+      await updateTask({
+        taskId: task.id,
+        isDone: event.currentTarget.checked,
+      });
+    } catch (err: any) {
+      window.alert('Error while updating task: ' + err?.message);
+    }
+  };
+
+  return (
+    <div>
+      <span>
+        {number + 1}
+        {''}
+      </span>
+      <input type='checkbox' id={task.id.toString()} checked={task.isDone} onChange={handleIsDoneChange} />
+      <span>{task.description}</span>{' '}
+    </div>
+  );
+};
+
+const TasksList = ({tasks}: { tasks: Task[] }) => {
+  if (tasks.length === 0) return <p>No tasks yet.</p>;
+  return (
+    <div className='tasklist'>
+      {tasks.map((tsk, idx) => (
+        <Todo task={tsk} number={idx} key={idx} />
+      ))}
+    </div>
+  );
+};
+
+const NewTaskForm = () => {
+  const handleSubmit = async (event: React.FormEvent<HTMLFormElement>) => {
+    event.preventDefault();
+    
+    try {
+      const description = event.currentTarget.description.value;
+      console.log(description)
+      event.currentTarget.reset();
+      await createTask({ description });
+    } catch (err: any) {
+      window.alert('Error: ' + err?.message);
+    }
+  };
+
+  return (
+    <form onSubmit={handleSubmit}>
+      <input name='description' type='text' defaultValue='' />
+      <input type='submit' value='Create task' />
+    </form>
+  );
+};
+
+export default MainPage;

examples/todo-typescript/src/client/SignupPage.tsx

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+import React from 'react';
+import { Link } from 'react-router-dom';
+import SignupForm from '@wasp/auth/forms/Signup';
+
+const SignupPage = () => {
+  return (
+    <main>
+      <h1>Sign Up</h1>
+      {/** Wasp has built-in auth forms & flows, which you can also opt-out of, if you wish :) */}
+      <SignupForm />
+      <br />
+      <span>
+        I already have an account (<Link to='/login'>go to login</Link>).
+      </span>
+    </main>
+  );
+};
+
+export default SignupPage;

examples/todo-typescript/src/client/react-app-env.d.ts

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+declare module '*.avif' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.bmp' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.gif' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.jpg' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.jpeg' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.png' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.webp' {
+    const src: string;
+    export default src;
+}
+
+declare module '*.svg' {
+  import * as React from 'react';
+
+  export const ReactComponent: React.FunctionComponent<React.SVGProps<
+    SVGSVGElement
+  > & { title?: string }>;
+
+  const src: string;
+  export default src;
+}
+
+declare module '*.module.css' {
+  const classes: { readonly [key: string]: string };
+  export default classes;
+}
+
+declare module '*.module.scss' {
+  const classes: { readonly [key: string]: string };
+  export default classes;
+}
+
+declare module '*.module.sass' {
+  const classes: { readonly [key: string]: string };
+  export default classes;
+}

examples/todo-typescript/src/client/tsconfig.json

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+// =============================== IMPORTANT =================================
+//
+// This file is only used for Wasp IDE support. You can change it to configure
+// your IDE checks, but none of these options will affect the TypeScript
+// compiler. Proper TS compiler configuration in Wasp is coming soon :)
+{
+  "compilerOptions": {
+    // JSX support
+    "jsx": "preserve",
+    "strict": true,
+    // Allow default imports.
+    "esModuleInterop": true,
+    "lib": [
+      "dom",
+      "dom.iterable",
+      "esnext"
+    ],
+    "allowJs": true,
+    // Wasp needs the following settings enable IDE support in your source
+    // files. Editing them might break features like import autocompletion and
+    // definition lookup. Don't change them unless you know what you're doing.
+    //
+    // The relative path to the generated web app's root directory. This must be
+    // set to define the "paths" option.
+    "baseUrl": "../../.wasp/out/web-app/",
+    "paths": {
+      // Resolve all "@wasp" imports to the generated source code.
+      "@wasp/*": [
+        "src/*"
+      ],
+      // Resolve all non-relative imports to the correct node module. Source:
+      // https://www.typescriptlang.org/docs/handbook/module-resolution.html#path-mapping
+      "*": [
+        // Start by looking for the definiton inside the node modules root
+        // directory...
+        "node_modules/*",
+        // ... If that fails, try to find it inside definitely-typed type
+        // definitions.
+        "node_modules/@types/*"
+      ]
+    },
+    // Correctly resolve types: https://www.typescriptlang.org/tsconfig#typeRoots
+    "typeRoots": [
+      "../../.wasp/out/web-app/node_modules/@types"
+    ],
+    // Since this TS config is used only for IDE support and not for
+    // compilation, the following directory doesn't exist. We need to specify
+    // it to prevent this error:
+    // https://stackoverflow.com/questions/42609768/typescript-error-cannot-write-file-because-it-would-overwrite-input-file
+    "outDir": "phantom"
+  },
+  "exclude": [
+    "phantom"
+  ],
+}

examples/todo-typescript/src/client/types.ts

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+export type Task = {
+  id: number;
+  description: string;
+  isDone: boolean;
+  userId: number | null;
+};

examples/todo-typescript/src/server/actions.ts

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+import HttpError from '@wasp/core/HttpError.js';
+import { Context, Task } from './serverTypes'
+
+type createArgs = { description: Task['description'] };
+
+export const createTask = async ({ description }: createArgs, context: Context) => {
+  if (!context.user) {
+    throw new HttpError(401);
+  }
+
+  return context.entities.Task.create({
+    data: {
+      description,
+      user: { connect: { id: context.user.id } },
+    },
+  });
+};
+
+type updateArgs = { taskId: Task['id']; isDone: Task['isDone'] };
+
+export const updateTask = async ({ taskId, isDone }: updateArgs, context: Context) => {
+  if (!context.user) {
+    throw new HttpError(401);
+  }
+
+  return context.entities.Task.updateMany({
+    where: {
+      id: taskId,
+      user: { id: context.user.id },
+    },
+    data: { isDone },
+  });
+};

examples/todo-typescript/src/server/queries.ts

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+import HttpError from '@wasp/core/HttpError.js';
+import { Context, Task } from './serverTypes'
+
+export const getTasks = async (args: null, context: Context): Promise<Task[]> => {
+  if (!context.user) {
+    throw new HttpError(401);
+  }
+  return context.entities.Task.findMany({ where: { user: { id: context.user.id } } });
+};

examples/todo-typescript/src/server/serverTypes.ts

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+import { Task as TaskType, User, Prisma } from '@prisma/client';
+
+export type Task = TaskType;
+
+export type Context = {
+  user: User;
+  entities: {
+    Task: Prisma.TaskDelegate<{}>;
+    User: Prisma.UserDelegate<{}>;
+  };
+};

examples/todo-typescript/src/server/tsconfig.json

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+// =============================== IMPORTANT =================================
+//
+// This file is only used for Wasp IDE support. You can change it to configure
+// your IDE checks, but none of these options will affect the TypeScript
+// compiler. Proper TS compiler configuration in Wasp is coming soon :)
+{
+  "compilerOptions": {
+    // Allows default imports.
+    "esModuleInterop": true,
+    "allowJs": true,
+    "strict": true,
+    // Wasp needs the following settings enable IDE support in your source
+    // files. Editing them might break features like import autocompletion and
+    // definition lookup. Don't change them unless you know what you're doing.
+    //
+    // The relative path to the generated web app's root directory. This must be
+    // set to define the "paths" option.
+    "baseUrl": "../../.wasp/out/server/",
+    "paths": {
+      // Resolve all "@wasp" imports to the generated source code.
+      "@wasp/*": [
+        "src/*"
+      ],
+      // Resolve all non-relative imports to the correct node module. Source:
+      // https://www.typescriptlang.org/docs/handbook/module-resolution.html#path-mapping
+      "*": [
+        // Start by looking for the definiton inside the node modules root
+        // directory...
+        "node_modules/*",
+        // ... If that fails, try to find it inside definitely-typed type
+        // definitions.
+        "node_modules/@types/*"
+      ]
+    },
+    // Correctly resolve types: https://www.typescriptlang.org/tsconfig#typeRoots
+    "typeRoots": [
+      "../../.wasp/out/server/node_modules/@types"
+    ],
+    // Since this TS config is used only for IDE support and not for
+    // compilation, the following directory doesn't exist. We need to specify
+    // it to prevent this error:
+    // https://stackoverflow.com/questions/42609768/typescript-error-cannot-write-file-because-it-would-overwrite-input-file
+    "outDir": "phantom",
+  },
+  "exclude": [
+    "phantom"
+  ],
+}

examples/todo-typescript/src/shared/tsconfig.json

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+{
+  "compilerOptions": {
+    // Enable default imports in TypeScript.
+    "esModuleInterop": true,
+    "allowJs": true,
+    // The following settings enable IDE support in user-provided source files. 
+    // Editing them might break features like import autocompletion and
+    // definition lookup. Don't change them unless you know what you're doing.
+    //
+    // The relative path to the generated web app's root directory. This must be
+    // set to define the "paths" option.
+    "baseUrl": "../../.wasp/out/server/",
+    "paths": {
+      // Resolve all non-relative imports to the correct node module. Source:
+      // https://www.typescriptlang.org/docs/handbook/module-resolution.html#path-mapping
+      "*": [
+        // Start by looking for the definiton inside the node modules root
+        // directory...
+        "node_modules/*",
+        // ... If that fails, try to find it inside definitely-typed type
+        // definitions.
+        "node_modules/@types/*"
+      ]
+    },
+    // Correctly resolve types: https://www.typescriptlang.org/tsconfig#typeRoots
+    "typeRoots": ["../../.wasp/out/server/node_modules/@types"],
+  }
+}