<?php

namespace App\Http\Controllers\Leagues;

use Illuminate\Http\Request;

use App\Http\Controllers\Controller;
use App\Http\Controllers\Leagues;


use Auth;
use App\Season;
use App\Round;
use App\User;

use App\Leagues\League;
use App\Leagues\LeagueMember;
use App\Leagues\Match;

use Log;
use DB;

class LeaguesController extends Controller
{
    public function index() {
        $season=Season::getCurrent();

        if (Auth::guest()) { return redirect("/"); }
        if (!Auth::user()->admin) { return redirect("/"); }

        $season = Season::where('id','=',$season->id)->first();
        if (!$season) return redirect("/seasons");

        $start_round_name="Einstellen";

        $rounds = Round::where('season_id','=',$season->id)->orderBy('id')->get();
        if (!$rounds) return redirect("/seasons");

        $round_count = 18;
        $start_round_name="Einstellen";
        $start_round_id=$rounds[0]->id;
        $league_mode="Einstellen";

        $league = League::where('season_id','=',$season->id)->first();
        if ($league) {
            $startround = Round::where('season_id', '=', $season->id)->orderBy('id')->first();
            $start_round_id = $startround->id;

            $startRound = Round::where('id','=',$league->start_round_id)->first();
            $start_round_name = $startRound->name;
            $start_round_id = $startRound->id;
            $round_count = $league->round_count;
            if($league->is_qualification) { $league_mode="Qualifikation"; } else { $league_mode="Liga-Spiel"; }
        }

        // Fetch existing leagues

        // No leagues: Create Qualification League or Standard League System (including matches)
        // necessary input: start_round(_id), round_count

        // Delete all leagues & matches

        //

        return view('leagues.index', compact('season','rounds','start_round_id','start_round_name','league_mode','round_count'));
    }

    public function createLeagues($start_round_id, $round_count) {
        League::createLeagues($start_round_id, $round_count);

        Log::info("LeaguesController::createLeagues completed.");

        Match::createMatchups();

        return redirect("/seasons");
    }

    public function showLeagueRounds() {
        if (Auth::guest()) { return redirect("/"); }

        $season=Season::getCurrent();

        $roundNames = Round::getNames();
        $leagueNames = League::getNames();
        $leagues = League::where('season_id','=',$season->id)->where('rank','<', 4)->orderBy('id')->get();
        $matchesTotal = array();

        foreach ($leagues as $league) {
            $matches = Match::getMatchResults($league->id, -1);
            foreach ($matches as $match) {
                if (!key_exists($match->round_id, $matchesTotal)) {
                    $matchesTotal[$match->round_id]=array();
                }
                if (!key_exists($league->id, $matchesTotal[$match->round_id] )) {
                    $matchesTotal[$match->round_id][$league->id]=array();
                }
                $lg = $matchesTotal[$match->round_id][$league->id];
                array_push($lg, $match);
                $matchesTotal[$match->round_id][$league->id] = $lg;
            }
        }

        return view ('leagues.matches', compact('season', 'matchesTotal','leagues','leagueNames','roundNames'));
    }

    public static function showLeagueRanking($rank, $maxRoundId=-1) {
        $season      = Season::getCurrent();
        $leagues     = array_reverse(League::getRanking($rank));
        $leagueNames = League::getNames();
        $userNames   = User::getNames();

        $leagueScores = League::getRanking($rank);

        $totalRanking = League::getTotalRankingOverall(); // Nur für Auf/Abstiegsinfo benötigt.
        $rankInfo=array();
        foreach($totalRanking as $index => $entry) {
            $userId=$entry[0];
            $rank=3;
            if ($index<44) { $rank=2; }
            if ($index<22) { $rank=1; }
            $rankInfo[$userId]=$rank;
        }

        return view ('leagues.chart',compact('season','leagues', 'leagueNames', 'userNames','leagueScores','rankInfo'));
    }

    public static function showSingleUserMatches($userId) {
        $season = Season::getCurrent();
        $leagueNames = League::getNames();
        $roundNames = Round::getNames();
        $matches =  Match::getMatchResultsForUser($userId);

        $user = User::where('id','=', $userId)->first();
        $userName = $user->name;
        return view ('leagues.playermatches',compact('season','leagueNames','roundNames','matches','userName'));
    }

}