import express from "express";
import bodyParser from "body-parser";
import mongoose from "mongoose";
import cors from "cors";
import dotenv from "dotenv";
import multer from "multer";
import helmet from "helmet";
import morgan from "morgan";
import path from "path";
import { fileURLToPath } from "url";
/* Routes */
import authRoutes from "./routes/auth.js";
import userRoutes from "./routes/users.js";
import postRoutes from "./routes/posts.js";
/* Controllers */
import { register } from "./controllers/auth.js";
import { createPost } from "./controllers/posts.js";
/* Middlewares */
import { verifyToken } from "./middlewares/auth.js";
/* Models */
import User from "./models/User.js";
import Post from "./models/Post.js";
import { mockUsers, mockPosts } from "./data/mock.js";

/**
 * Config
 * */
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
dotenv.config();
const app = express();
app.use(express.json());
app.use(helmet());
app.use(helmet.crossOriginResourcePolicy({ policy: "cross-origin" }));
app.use(morgan("common"));
app.use(bodyParser.json({ limit: "30mb", extended: true }));
app.use(bodyParser.urlencoded({ limit: "30mb", extended: true }));
app.use(cors());
app.use("/assets", express.static(path.join(__dirname, "public/assets")));

/**
 * Storage
 * */
const storage = multer.diskStorage({
  destination: (req, file, cb) => {
    cb(null, "public/assets");
  },
  filename: (req, file, cb) => {
    cb(null, file.originalname);
  },
});
const upload = multer({ storage });

/**
 * Routes
 * */
app.post("/auth/register", upload.single("profilePicture"), register);
app.post("/posts", verifyToken, upload.single("contentPicture"), createPost);
app.use("/auth", authRoutes);
app.use("/users", userRoutes);
app.use("/posts", postRoutes);

/**
 * Database
 * */
const PORT = process.env.PORT || 5001;
mongoose
  .connect(process.env.MONGO_URL, {
    useNewUrlParser: true,
    useUnifiedTopology: true,
  })
  .then(() => {
    app.listen(PORT, () => console.log(`Server running on port: ${PORT}`));

    /* Inject mock data - DO NOT USE IN PRODUCTION */
    // User.insertMany(mockUsers).then(() => console.log("Mock users injected"));
    // Post.insertMany(mockPosts).then(() => console.log("Mock posts injected"));
  })
  .catch((error) => console.log(error.message));