var express = require('express');
var router = express.Router();

var sports = require('../database/scores/sports');
var seasons = require('../database/scores/seasons');
var genders = require('../database/scores/genders');
var divisions = require('../database/scores/divisions');
var teams = require('../database/scores/teams');
var games = require('../database/scores/games');
var accounts = require('../database/accounts/accounts');

var checkLoginStatus = require('./checkLoginStatus');

router.get('/index/dropdown', async function(req, res, next) {
    let latestGame;
    let seasonsData;
    let sportsData;
    let gendersData;
    let divisionsData;
    let teamsData;

    try {
        latestGame = await games.getLatest();

        let division = await divisions.getFromID(latestGame.divisionID);
        latestGame.sportID = division.sportID;
        latestGame.gender = division.gender;
    } catch {
        latestGame = null;
    }


    try {
        if(latestGame) {
            seasonsData = await seasons.retrieveAll();
            sportsData = await sports.retrieveAll();
            gendersData = await genders.retrieveBySport(latestGame.sportID);
            divisionsData = await divisions.retrieve(latestGame.sportID);
            teamsData = await teams.retrieve(latestGame.sportID);
        } else {
            seasonsData = await seasons.retrieveAll();
            sportsData = await sports.retrieveAll();
            gendersData = await genders.retrieveBySport(sportsData[0].id);
            divisionsData = await divisions.retrieve(sportsData[0].id);
            teamsData = await teams.retrieve(sportsData[0].id);
        }

        res.json({
            seasons : seasonsData,
            sports : sportsData,
            genders : gendersData,
            divisions : divisionsData,
            teams: teamsData,
            latestGame
        });
    } catch(err) {
        console.error("ERROR: " + err.message);
        res.status(500).send("An error has occurred");
    }
});

router.get('/index/scores', async function (req, res, next) {
    try {
        const seasonID = req.query.season;
        const divisionID = req.query.division;
        const teamID = req.query.team;
        const data = await games.retrieve(teamID, divisionID, seasonID);
         for (const game of data) {
            game.opponent = await teams.getFromID(game.team2ID);
        }
        res.json(data);    
    } catch(err) {
        console.error("ERROR: " + err.message);
        res.status(500).send("An error has occurred");
    }
});


router.get('/submit', async function(req, res, next) {
    let latestGame;
    let seasonsData;
    let sportsData;
    let gendersData;
    let divisionsData;
    let teamsData;

    const userID = req.user ? req.user[0] : null;

    try {
        latestGame = await games.getLatest(userID);

        let division = await divisions.getFromID(latestGame.divisionID);
        latestGame.sportID = division.sportID;
        latestGame.gender = division.gender;
    } catch {
        latestGame = null;
    }


    try {
        if(latestGame) {
            seasonsData = await seasons.retrieveAll();
            sportsData = await sports.retrieveAll();
            gendersData = await genders.retrieveBySport(latestGame.sportID);
            divisionsData = await divisions.retrieve(latestGame.sportID);
            teamsData = await teams.retrieve(latestGame.sportID);
        } else {
            seasonsData = await seasons.retrieveAll();
            sportsData = await sports.retrieveAll();
            gendersData = await genders.retrieveBySport(sportsData[0].id);
            divisionsData = await divisions.retrieve(sportsData[0].id);
            teamsData = await teams.retrieve(sportsData[0].id);
        }

        res.json({
            seasons : seasonsData,
            sports : sportsData,
            genders : gendersData,
            divisions : divisionsData,
            teams: teamsData,
            latestGame
        });
    } catch(err) {
        console.error("ERROR: " + err.message);
        res.status(500).send("An error has occurred");
    }
});

router.get('/manage/divisions', async function (req, res, next) {
    const data = await divisions.retrieve();

    for(const division of data) {
        division.sport = await sports.getFromID(division.sportID);
    }

    res.json(data);
});

router.get('/manage/division', async function (req, res, next) {
    try {
        const divisionID = req.query.division;
        const data = await divisions.getFromID(divisionID);
        data.sport = await sports.getFromID(data.sportID);
        res.json(data);
    } catch(err) {
        console.error("ERROR: " + err.message);
        res.status(500).send("An error has occurred");
    }
});

router.get('/manage/teams', async function (req, res, next) {
    const data = await teams.retrieve();

    for(const team of data) {
        team.sport = await sports.getFromID(team.sportID);
    }

    res.json(data);
});

router.get('/manage/games', checkLoginStatus.user, async function (req, res, next) {
    try{
        const userIsAdmin = req.user[2];
        const loggedInAccountID = req.user[0];

        if(!userIsAdmin) {
            res.status(403).send("ACCESS DENIED");
        } else {
            const data = await games.retrieve();

            for(const game of data) {
                game.team1 = await teams.getFromID(game.team1ID);
                game.team2 = await teams.getFromID(game.team2ID);
                game.division = await divisions.getFromID(game.divisionID);
                game.sport = await sports.getFromID(game.division.sportID);
                game.submitter = game.submitterName || (await accounts.getFromID(game.submitterID));
            }

            res.json(data);
        }
    } catch(err) {
        console.error("ERROR: " + err.message);
        res.status(500).send("An error has occurred");
    }
    
});

module.exports = router;