<?php

namespace App\Filament\Widgets\Data;

use App\Filament\Widgets\Data\LoadEvents\LoadEventsAverages;
use App\Filament\Widgets\Data\LoadEvents\LoadEventsQuery;
use App\Filament\Widgets\Data\LoadEvents\LoadExpectations;
use App\Models\StatisticFixtures;
use Illuminate\Support\Carbon;

class LoadEvents
{
    public static function load(array $filter, bool $hasdots)
    {
        $league_id = (int) $filter['league_id'] ?? 0;
        $match_id = (int) $filter['match_id'] ?? 0;
        $team_id = (int) $filter['team_id'] ?? 0;
        $statistic_type = $filter['statistic_type'] ?? 'gls';
        $team_position = $filter['team_position'];
        $seasonmode = $filter['seasonmode'];
        $accuracy = (float) $filter['accuracy'] ?? 0.5;
        $similar_past_matches = $filter['similar_past_matches'];

        if (! $league_id) {
            return [];
        }
        if (! $match_id) {
            return [];
        }

        if ($statistic_type == 'none') {
            $statistic_type = 'gls';
        }

        /**
         * IF WITH SIMILAR_PAST_MATCHES
         *
         * 'none' => 'None',
         * 'league' => 'League',
         * 'all' => 'All Database',
         */
        $handicap_range = [];
        $total_range = [];

        $match = StatisticFixtures::with('home')->with('away')->where('id', (int) $match_id)->first();

        // dd($match);

        if (! $match) {
            return [];
        }

        if ($similar_past_matches != 'none') {

            $team_id = 0;

            $team_position = '';

            $exp_handicap = $match->exp_away - $match->exp_home;

            $exp_total = $match->exp_away + $match->exp_home;

            $handicap_range = [$exp_handicap - $accuracy, $exp_handicap + $accuracy];

            $total_range = [$exp_total - $accuracy, $exp_total + $accuracy];

            // dd($exp_handicap,$exp_total, $handicap_range, $total_range);

            $home_team = $match->home->ss_team_name;
            $away_team = $match->away->ss_team_name;
        } else {
            $home_team = 'In Favour';
            $away_team = 'Against';
        }

        /**
         * STATTISTIC DATA
         */
        $res = LoadEventsQuery::load($filter, $handicap_range, $total_range, $match);

        $dataset_home = [];
        $dataset_away = [];
        $dataset_exp_home = [];
        $dataset_exp_away = [];
        $results_per_event = [];
        $playing_date = [];
        $labels = [];
        $events = [];
        $results = ['w' => 0, 'd' => 0, 'l' => 0, 'w2' => 0, 'l2' => 0];

        if (! $team_id || ! \in_array($team_position, ['home', 'away'])) {
            $team_position = 'all';
        }

        if (! isset($res['all']) || ! isset($res[$team_position])) {
            return [];
        }

        $expectations = LoadExpectations::load($res['all'], $match, $statistic_type);

        if ($team_id) {
            foreach ($res[$team_position] as $value) {

                $labels[] = round($value['starttime']->diffInDays(Carbon::now()));

                $playing_date[] = $value['starttime']->format('Y-m-d H:i');

                $results_per_event[] = $value['val_home'].' : '.$value['val_away'];

                $val_home = (int) $value['val_home'];
                $val_away = (int) $value['val_away'];

                if ($similar_past_matches != 'none') {
                    switch ($value['result_code']) {
                        case '1':
                            $results['w']++;
                            $results['l2']++;
                            break;
                        case 'X':
                            $results['d']++;
                            break;
                        case '2':
                            $results['l']++;
                            $results['w2']++;
                            break;
                    }

                    if ($statistic_type == 'gls') {
                        $dataset_exp_home[] = (float) round($value['exp_home'], 1);
                        $dataset_exp_away[] = (float) round($value['exp_away'], 1);
                    }
                } else {
                    if ($team_position == 'home') {
                        switch ($value['result_code']) {
                            case '1':
                                $results['w']++;
                                $results['l2']++;
                                break;
                            case 'X':
                                $results['d']++;
                                break;
                            case '2':
                                $results['l']++;
                                $results['w2']++;
                                break;
                        }

                        if ($statistic_type == 'gls') {
                            $dataset_exp_home[] = (float) round($value['exp_home'], 1);
                            $dataset_exp_away[] = (float) round($value['exp_away'], 1);
                        }
                    } elseif ($team_position == 'away') {

                        switch ($value['result_code']) {
                            case '1':
                                $results['l']++;
                                $results['w2']++;
                                break;
                            case 'X':
                                $results['d']++;
                                break;
                            case '2':
                                $results['w']++;
                                $results['l2']++;
                                break;
                        }

                        if ($statistic_type == 'gls') {
                            $dataset_exp_home[] = (float) round($value['exp_away'], 1);
                            $dataset_exp_away[] = (float) round($value['exp_home'], 1);
                        }
                    } else {

                        // dd($team_id, $value['home_id'], $value['away_id']);

                        switch ($value['result_code']) {
                            case '1':
                                if ($team_id == $value['home_id']) {
                                    $results['l2']++;
                                    $results['w']++;
                                } else {
                                    $results['w2']++;
                                    $results['l']++;
                                }
                                break;
                            case 'X':
                                $results['d']++;
                                break;
                            case '2':
                                if ($team_id == $value['home_id']) {
                                    $results['l']++;
                                    $results['w2']++;
                                } else {
                                    $results['l2']++;
                                    $results['w']++;
                                }
                                break;
                        }

                        if ($statistic_type == 'gls') {
                            $dataset_exp_home[] = (float) round($value['exp_away'], 1);
                            $dataset_exp_away[] = (float) round($value['exp_home'], 1);
                        }
                    }
                }
                if (isset($val_home) && isset($val_away)) {
                    $events[] = $value['home'].' vs '.$value['away'];

                    if ($team_id == $value['home_id']) {
                        $dataset_home[] = $val_home;
                        $dataset_away[] = $val_away;
                    } elseif ($team_id == $value['away_id']) {
                        $dataset_home[] = $val_away;
                        $dataset_away[] = $val_home;
                    }
                    // $dataset_home[] = $val_home;
                    // $dataset_away[] = $val_away;
                }
            }

            if ($similar_past_matches != 'none') {
                $label1 = 'Home';
                $label2 = 'Away';
            } else {
                if ($team_id == $match->home->ss_team_id) {
                    $label1 = $match->home->ss_team_name;
                } else {
                    $label1 = $match->away->ss_team_name;
                }
                $label2 = 'Opponent';
            }
        } else {
            $label1 = $match->home->ss_team_name.' +';
            $label2 = $match->home->ss_team_name.' -';
            $label3 = $match->away->ss_team_name.' +';
            $label4 = $match->away->ss_team_name.' -';
            $dataset_home2 = [];
            $dataset_away2 = [];

            foreach ($res[$team_position] as $value) {

                $labels[] = round($value['starttime']->diffInDays(Carbon::now()));

                switch ($value['result_code']) {
                    case '1':
                        $results['w']++;
                        $results['l2']++;
                        break;
                    case 'X':
                        $results['d']++;
                        break;
                    case '2':
                        $results['l']++;
                        $results['w2']++;
                        break;
                }

                if ($team_id == $value['home_id']) {
                    $dataset_home[] = (int) $value['val_home'];
                    $dataset_away[] = (int) $value['val_away'];
                } elseif ($team_id == $value['away_id']) {
                    $dataset_home[] = (int) $value['val_away'];
                    $dataset_away[] = (int) $value['val_home'];
                }

                // Home playing HOME done and commited
                // if ($match->home_id == $value['home_id']) {
                //     $dataset_home[] = (int) $value['val_home'];
                //     $dataset_away[] = (int) $value['val_away'];
                // } else {
                //     $dataset_home[] = (int) $value['val_away'];
                //     $dataset_away[] = (int) $value['val_home'];
                // }
                // Home playing AWAY done and commited
                if ($match->away_id == $value['home_id']) {
                    $dataset_home2[] = (int) $value['val_home'];
                    $dataset_away2[] = (int) $value['val_away'];
                } else {
                    $dataset_home2[] = (int) $value['val_away'];
                    $dataset_away2[] = (int) $value['val_home'];
                }
            }
            $n = max(count($dataset_home), count($dataset_away), count($dataset_away2), count($dataset_home2));
            if ($n) {
                $f = array_first($labels);
                $step = round($f / $n);
                $labels = [];
                for ($i = $f; $i >= 0; $i -= $step) {
                    $labels[] = $i;
                }
            }
        }

        // dd($events, array_sum($dataset_home), array_sum($dataset_away));
        // dd($events, count($dataset_home), count($dataset_away), count($dataset_home2), count($dataset_away2));

        self::shortenEnding($labels, $dataset_home, $dataset_away);

        // dd($dataset_home);

        $data = [
            'datasets' => [
                [
                    'label' => $label1,
                    'events' => $events,
                    'playing_date' => $playing_date,
                    'results_per_event' => $results_per_event,
                    'data' => $dataset_home,
                    'tension' => 0.5,
                    'borderColor' => '#fb2c36',
                    'backgroundColor' => '#fb2c36',
                    'pointStyle' => $hasdots,
                    'fill' => [
                        'target' => 1,
                        'above' => '#fb2c3680',
                        'below' => '#fdc70080',
                    ],
                ],
                [
                    'label' => $label2,
                    'events' => $events,
                    'playing_date' => $playing_date,
                    'results_per_event' => $results_per_event,
                    'data' => $dataset_away,
                    'tension' => 0.5,
                    'borderColor' => '#fdc700',
                    'backgroundColor' => '#fdc700',
                    'pointStyle' => $hasdots,
                    'fill' => false,
                    'hidden' => true,
                ],
            ],
            'labels' => $labels,
            'description' => $description ?? '',
            'results' => $results,
            'home_team' => $home_team,
            'away_team' => $away_team,
            'similar_past_matches' => $similar_past_matches,
            'expectations_home' => $expectations['home'],
            'expectations_away' => $expectations['away'],
        ];
        if ($team_id && $statistic_type == 'gls') {
            $data['datasets'][] = [
                'label' => 'Goals '.$label1,
                'events' => $events,
                'playing_date' => $playing_date,
                'results_per_event' => $results_per_event,
                'data' => $dataset_exp_home,
                'tension' => 0.5,
                'borderColor' => '#00c950',
                'backgroundColor' => '#00c950',
                'pointStyle' => $hasdots,
                'hidden' => true,
            ];
            $data['datasets'][] = [
                'label' => 'Goals '.$label2,
                'events' => $events,
                'playing_date' => $playing_date,
                'results_per_event' => $results_per_event,
                'data' => $dataset_exp_away,
                'tension' => 0.5,
                'borderColor' => '#2b7fff',
                'backgroundColor' => '#2b7fff',
                'pointStyle' => $hasdots,
                'hidden' => true,
            ];
        }

        if (isset($dataset_home2) && isset($dataset_away2)) {
            $data['datasets'][] = [
                'label' => $label3,
                'events' => $events,
                'playing_date' => $playing_date,
                'results_per_event' => $results_per_event,
                'data' => $dataset_home2,
                'tension' => 0.5,
                'borderColor' => '#00c950',
                'backgroundColor' => '#00c950',
                'pointStyle' => $hasdots,
                'hidden' => true,
            ];
            $data['datasets'][] = [
                'label' => $label4,
                'events' => $events,
                'playing_date' => $playing_date,
                'results_per_event' => $results_per_event,
                'data' => $dataset_away2,
                'tension' => 0.5,
                'borderColor' => '#2b7fff',
                'backgroundColor' => '#2b7fff',
                'pointStyle' => $hasdots,
                'hidden' => true,
            ];
        }

        // dd($data);

        /**
         * LEAGUE AVERAGES
         */
        if ($team_id && $similar_past_matches == 'none') {
            LoadEventsAverages::load($data, $filter, $labels, $events);
        }

        return $data;
    }

    public static function shortenEnding(array &$labels, array &$homes, array &$aways)
    {
        if (! isset($homes['all'])) {
            return;
        }

        $count_home = 0;
        $count_away = 0;
        for ($i = \count($homes) - 1; $i > 0; $i--) {
            if ($homes[$i] == null) {
                $count_home++;
            } else {
                break;
            }
        }
        for ($i = \count($aways) - 1; $i > 0; $i--) {
            if ($aways[$i] == null) {
                $count_away++;
            } else {
                break;
            }
        }

        $keeps = count($homes['all']) - min($count_home, $count_away) - 1;

        $homes = array_slice($homes, 0, $keeps);
        $aways = array_slice($aways, 0, $keeps);
        $labels = array_slice($labels, 0, $keeps);
    }
}