import express from "express";
import listEndpoints from "express-list-endpoints";
import imageController from "./controllers/ImageController";
import authControler from "./controllers/AuthControler";
import mongoose from "mongoose";
import compression from "compression";
import logger from "./logger";

export const app = express();

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

app.get("/", (_, res) => {
  const endpoints = listEndpoints(app);
  res.json({ endpoints });
});

app.get("/images", imageController.getAllImages);
app.get("/images/:id", imageController.getImageById);
app.put("/images/:id", authControler.authorize, imageController.editImage);
app.post("/images", authControler.authorize, imageController.addImage);
app.post("/login", authControler.login);

export const startApp = async () => {
  const port = process.env.PORT || 8080;
  const mongo_uri: string = process.env.MONGODB_URI || "";
  const mongo_user = process.env.MONGODB_USER;
  const mongo_pass = process.env.MONGODB_PASS;

  try {
    await mongoose.connect(mongo_uri, {
      authSource: "admin",
      user: mongo_user,
      pass: mongo_pass,
    });
    mongoose.set("runValidators", true);
    const server = app.listen(port, () =>
      logger.info(`Express server listening on port ${port}`)
    );
    process.on("SIGTERM", () => {
      server.close(() => {
        logger.info('Server closed');
        process.exit(0);
      });
    });
  } catch (error) {
    logger.error(error);
    process.exit(1);
  }
};

export default app;