app.js

const express = require("express");
const app = express();
const cors = require("cors");

const articleRouter = require("./routers/articleRouter");
const topicsRouter = require("./routers/topicsRouter");
const commentsRouter = require("./routers/commentsRouter");
const usersRouter = require("./routers/usersRouter");

const {
  psqlErrorHandler,
  customErrorHandler,
  serverErrorHandler,
} = require("./errors");

app.use(cors());
app.use(express.json());

app.get("/api", (req, res, next) => {
  const data = require("./endpoints.json");
  if (data) {
    res.status(200).send(data);
  } else {
    next();
  }
});
app.use("/api/articles", articleRouter);
app.use("/api/topics", topicsRouter);
app.use("/api/users", usersRouter);
app.use("/api/comments", commentsRouter);

app.use("*", (req, res) => {
  res.status(404).send({ message: "Endpoint not found" });
});

app.use(psqlErrorHandler);
app.use(customErrorHandler);
app.use(serverErrorHandler);

module.exports = app;