<?php

namespace format;

class Game17 implements GameInterface
{
    //  赛制说明
    public function describe(): string
    {
        return '双打+八人转 比赛说明:
        每个人与其他人各搭档1次，决出个人排名
        数 4 ≦ n ≦ 16 (Default：8)
        轮数 3 ≦ m＜n (Default：7)
        报名费 0 ≦ m ≦ 10 元 (Default: 5)
        由前几名按比例瓜分 (可调 Default：40%/30%/20%/10%)';
    }

    //  对阵安排
    public function match($game, $users): array
    {
        $math = $team = [];
        $utotal = count($users);
        for ($i = 0; $i < $utotal; $i++) {
            for ($j = $i + 1; $j < $utotal; $j++) {
                $team[] = json_encode([
                    'name' => 'team' . $i . $j,
                    'user' => [
                        [
                            'user_id' => $users[$i]['user_id'],
                            'gender' => $users[$i]['gender'],
                            'avatar' => $users[$i]['avatar'],
                            'name' => $users[$i]['name'],
                        ],
                        [
                            'user_id' => $users[$j]['user_id'],
                            'gender' => $users[$j]['gender'],
                            'avatar' => $users[$j]['avatar'],
                            'name' => $users[$j]['name'],
                        ]
                    ]
                ]);
            }
        }
        // dd($team);
        $ttotal = count($users);
        $n = 1;
        for ($i = 0; $i < $ttotal; $i++) {
            for ($j = $i + 1; $j < $ttotal; $j++) {
                $math[] = [
                    'gym_id' => $game['gym_id'],
                    'club_id' => $game['club_id'],
                    'act_id' => $game['act_id'],
                    'game_id' => $game['id'],
                    'level' => 1,
                    'turn' => $n,
                    'teamA' => $team[$i],
                    'teamB' => $team[$j],
                ];
                $n++;
            }
        }
        // dd($math);

        return $math;
    }

    //  奖金分配
    public function prize($rank): array
    {
        return $rank;
    }
}