const express = require("express");
const path = require("path");
const bodyParser = require("body-parser");
const { check } = require("express-validator/check");
const serverPort = process.env.PORT || 8888;
const authentication = require("./authentication.js");

/* Controllers */
const announceCtrl = require("./controllers/announceController.js");
const locationCtrl = require("./controllers/locationController.js");
const loginCtrl = require("./controllers/loginController.js");
const contactCtrl = require("./controllers/contactController.js");
const registrationCtrl = require("./controllers/registrationController.js");

var app = express();

/* --------------------------------------------------------------------- */
/* --------------------------- Api Router ------------------------------ */
/* --------------------------------------------------------------------- */

var apiRouter = express.Router();

// body-parser middleware
apiRouter.use(bodyParser.json());
apiRouter.use(bodyParser.urlencoded({ extended: false }));

apiRouter.use(function(req, res, next) {
  res.header("Access-Control-Allow-Origin", "*");
  res.header("Access-Control-Allow-Methods", "GET,PUT,POST,DELETE,OPTIONS");
  res.header(
    "Access-Control-Allow-Headers",
    "Origin, Authorization, X-Access-Token, X-Requested-With, Content-Type, token"
  );
  next();
});

// Authentication Router
var authRouter = express.Router();
authRouter.use(authentication.checkToken);

//Authencticated routes
var moderationMode = function(req, res, next) {
  req.mode = "MODERATE";
  next();
};
var consultMode = function(req, res, next) {
  req.mode = "CONSULT";
  next();
};

authRouter.get("/announces", consultMode, announceCtrl.getAllAnnounces);
authRouter.get("/announces/:id", consultMode, announceCtrl.getAnnounceById);
authRouter.post("/announces", consultMode, announceCtrl.createAnnounce);
authRouter.delete("/announces/:id", consultMode, announceCtrl.deleteAnnounce);
authRouter.put("/announces/:id", consultMode, announceCtrl.updateAnnounce);

authRouter.get("/location/regions", locationCtrl.getAllRegions);
authRouter.get(
  "/location/:region/departements",
  locationCtrl.getDepartementsInRegion
);

authRouter.get("/contacts/:id", contactCtrl.getContactById);
authRouter.get("/nom", contactCtrl.getNameById);
authRouter.get("/pagecse", contactCtrl.getContenu);
authRouter.post("/updateB", contactCtrl.setBillet);
authRouter.post("/updateV", contactCtrl.setVacances);
authRouter.post("/updateA", contactCtrl.setVente);
authRouter.get(
  "/recherche",
  [
    check("famille").isAlpha(),
    check("activite").isAlpha(),
    check("region").isAlpha(),
    check("dept").isAlpha(),
    check("qtmax").isNumeric(),
    check("qtmin").isNumeric(),
    check("exp").isAfter(new Date())
  ],
  announceCtrl.searchAnnounce
);

authRouter.get(
  "/moderation/announces",
  moderationMode,
  announceCtrl.getAllAnnounces
);
authRouter.get(
  "/moderation/announces/:id",
  moderationMode,
  announceCtrl.getAnnounceById
);
authRouter.post(
  "/moderation/announces/",
  moderationMode,
  announceCtrl.updateAnnounce
);
authRouter.get(
  "/moderation/subscriptions",
  moderationMode,
  registrationCtrl.getPendingSubscriptions
);
authRouter.post(
  "/moderation/subscriptions",
  moderationMode,
  registrationCtrl.validateSubscriptions
);
apiRouter.options("*", (req, res, next) => {
  res.status(200).send();
}); //Quand le navigateur t'envoie une requête OPTIONS
//Il faut toujours répondre OK sinon il boude.
apiRouter.get("/login", loginCtrl.handler);
apiRouter.post("/register", registrationCtrl.register);
apiRouter.use(authRouter);

//Unhandled routes
apiRouter.all("*", (req, res, next) => {
  res.status(404).json({
    success: false,
    message: "Resource not found"
  });
});

/* --------------------------------------------------------------------- */
/* --------------------------------------------------------------------- */
/* --------------------------------------------------------------------- */

app.use(express.static(path.join(__dirname, "frontend/build")));

app.use("/api", apiRouter);

if (process.env.NODE_ENV == "production") {
  app.get("*", (req, res) => {
    res.sendFile(path.join(__dirname + "/frontend/build/index.html"));
  });
}

app.listen(serverPort, function() {
  console.log("Server started on port " + serverPort);
});

/*
 * 200 OK
 * 201 Created
 * 202 Accepted
 * 204 No Content
 * 400 Bad Request
 * 401 Unauthorized
 * 402 Payment Required
 * 403 Forbidden
 * 404 Not Found
 * 409 Conflict
 * 411 Length Required
 * 500 Internal Server Error
 * 502 Bad Gateway ou Proxy Error
 * 503 Service Unavailable
 * 504 Gateway Time-out
 */