app.js

const express = require("express");
const app = express();
const tasks = require("./routes/tasks");
const connectDB = require("./db/connect");
require("dotenv").config();
// packagejsonにdotenvというpackage、gitignoreに.env => githubにあげたときにパスワードとか公開されないように
const notFound = require("./middleware/not-found")

// middleware
app.use(express.static("./public"))
app.use(express.json());

// routes
app.use("/api/v1/tasks", tasks);
// {{url}}/hello とか存在しないやつ送るとnotFoundが発動する
app.use(notFound)

// app.get("/api/v1/tasks")        - get all the tasks
// app.post("/api/v1/tasks")       - create a new task
// app.get("/api/v1/tasks/:id")    - get single task
// app.patch("/api/v1/tasks/:id")  - update task
// app.delete("/api/v1/tasks/:id") - delete task

const port = 3000;

const start = async () => {
  try {
    await connectDB(process.env.MONGO_URI);
    app.listen(port, console.log(`Server is listening on port ${port}`));
  } catch (error) {
    console.log(error);
  }
};

start();