<?php

namespace App\Admin\Controllers;

use App\Models\Activity;
use App\Models\GoodsParams;
use App\Models\Lottery;
use App\Models\LotteryGift;
use App\Models\LotteryLog;
use Illuminate\Http\Request;
use RuLong\Coupon\Models\CouponInfo;
use Validator;

class LotteryController extends Controller
{

    public function index(Request $request)
    {
        $orderField     = $request->orderField;
        $orderDirection = $request->orderDirection;
        $numPerPage     = $request->numPerPage ?: 30;

        $lists = Lottery::withCount('logs')
            ->withCount('gifts')
            ->when($orderField, function ($query) use ($orderField, $orderDirection) {
                $query->orderBy($orderField, $orderDirection);
            })
            ->paginate($numPerPage);

        return view('Admin::lottery.index', compact('lists'));
    }

    public function create()
    {
        return view('Admin::lottery.create');
    }

    public function store(Request $request)
    {
        $validator = Validator::make($request->all(), [
            'title'    => 'required|min:2|max:50',
            'status'   => 'required',
            'start_at' => 'required',
            'end_at'   => 'required',
        ], [
            'title.required'    => '名称必须填写',
            'title.min'         => '名称最少为:min字符',
            'title.max'         => '名称最多为:max字符',
            'status.required'   => '状态必须选择',
            'start_at.required' => '开始时间填写',
            'end_at.required'   => '结束时间填写',
        ]);

        if ($validator->fails()) {
            return $this->error($validator->errors()->first());
        }
        if (Lottery::create($request->all())) {
            return $this->success('', 'close');
        } else {
            return $this->error();
        }
    }

    public function edit(Lottery $lottery)
    {
        return view('Admin::lottery.edit', compact('lottery'));
    }

    public function update(Request $request, Lottery $lottery)
    {
        $validator = Validator::make($request->all(), [
            'title'    => 'required|min:2|max:50',
            'status'   => 'required',
            'start_at' => 'required',
            'end_at'   => 'required',
        ], [
            'title.required'    => '名称必须填写',
            'title.min'         => '名称最少为:min字符',
            'title.max'         => '名称最多为:max字符',
            'status.required'   => '状态必须选择',
            'start_at.required' => '开始时间填写',
            'end_at.required'   => '结束时间填写',
        ]);

        if ($validator->fails()) {
            return $this->error($validator->errors()->first());
        }
        if ($lottery->update($request->all())) {
            return $this->success('', 'close');
        } else {
            return $this->error();
        }
    }

    public function logs(Lottery $lottery)
    {
        $logs = LotteryLog::where('lottery_id', $lottery->id)->paginate();
        return view('Admin::lottery.logs', compact('logs'));
    }

    public function gifts(Request $request, Lottery $lottery)
    {
        $lists = LotteryGift::where('lottery_id', $lottery->id)->orderBy('level', 'asc')->paginate();
        return view('Admin::lottery.gifts', compact('lottery', 'lists'));
    }

    //添加奖品
    public function addgifts(Request $request, Lottery $lottery)
    {
        $item_type = LotteryGift::$class[$request->type] ?? 'App\Models\GoodsParams';

        if ($request->isMethod('POST')) {
            $validator = Validator::make($request->all(), [
                'number' => 'required',
                'level'  => 'required',
                'chance' => 'required',
            ], [
                'number.required' => '请输入商品数量',
                'level.required'  => '请选择奖项',
                'chance.required' => '请填写概率',
            ]);

            if ($validator->fails()) {
                return $this->error($validator->errors()->first());
            }

            if ($request->type && empty($request->item_id)) {
                return $this->error('请选择商品');
            }

            if (!$request->type) {
                $request->item_id   = '';
                $request->item_type = '';
            }

            $data = [
                'level'      => $request->level,
                'lottery_id' => $request->lottery_id,
                'chance'     => $request->chance,
                'item_id'    => $request->item_id,
                'item_type'  => $request->item_type,
                'type'       => $request->type,
                'number'     => $request->number,
                'site'       => LotteryGift::$chances[$request->level],
            ];

            if (LotteryGift::create($data)) {
                return $this->success('', 'close');
            } else {
                return $this->error();
            }
        } else {
            $hasLevels = LotteryGift::where('lottery_id', $lottery->id)->pluck('level')->toArray();
            $params_id = LotteryGift::where('lottery_id', $lottery->id)
                ->where('type', 1)
                ->where('item_type', $item_type)
                ->pluck('item_id')
                ->toArray();

            if ($request->type == 'activity') {
                $params = Activity::where('status', 1)
                    ->whereNotIn('id', $params_id)
                    ->get();
            } elseif ($request->type == 'goods') {
                $params = GoodsParams::with(['goods'])
                    ->whereHas('goods', function ($query) {
                        $query->where('status', 1)->where('is_lottery_gift', 1);
                    })
                    ->whereNotIn('id', $params_id)
                    ->get();
            } elseif ($request->type == 'coupon') {
                $params = CouponInfo::where('status', 1)->where('type', 'lottery')
                    ->whereNotIn('id', $params_id)
                    ->get();
            }

            $levels    = LotteryGift::$levels;
            $item_type = LotteryGift::$class[$request->type] ?? 'App\Models\GoodsParams';

            return view('Admin::lottery.addgifts', compact('lottery', 'params', 'levels', 'hasLevels', 'item_type'));
        }
    }

    //编辑奖品
    public function editgifts(Request $request, LotteryGift $gift)
    {
        if ($request->isMethod('PUT')) {

            $validator = Validator::make($request->all(), [
                'number'  => 'required',
                'level'   => 'required',
                'chance'  => 'required',
                'item_id' => 'required',
            ], [
                'number.required'  => '请输入商品数量',
                'level.required'   => '请选择奖项',
                'chance.required'  => '请填写概率',
                'item_id.required' => '请选择商品',
            ]);

            if ($validator->fails()) {
                return $this->error($validator->errors()->first());
            }

            $data = [
                'level'   => $request->level,
                'chance'  => $request->chance,
                'item_id' => $request->item_id,
                'type'    => $request->type,
                'number'  => $request->number,
                'site'    => LotteryGift::$chances[$request->level],
            ];

            if ($gift->update($data)) {
                return $this->success('', 'close');
            } else {
                return $this->error();
            }
        } else {
            $hasLevels = LotteryGift::where('lottery_id', $gift->lottery_id)->pluck('level')->toArray();

            $params_id = LotteryGift::where('lottery_id', $gift->lottery_id)
                ->where('type', 1)
                ->where('item_type', $gift->item_type)
                ->where('id', '<>', $gift->id)
                ->pluck('item_id')
                ->toArray();

            if ($gift->item_type == 'App\Models\Activity') {
                $params = Activity::where('status', 1)
                    ->whereNotIn('id', $params_id)
                    ->get();
            } elseif ($gift->item_type == 'App\Models\GoodsParams') {
                $params = GoodsParams::with(['goods'])
                    ->whereHas('goods', function ($query) {
                        $query->where('status', 1)->where('is_lottery_gift', 1);
                    })
                    ->whereNotIn('id', $params_id)
                    ->get();
            } elseif ($gift->item_type == 'RuLong\Coupon\Models\CouponInfo') {
                $params = CouponInfo::where('status', 1)->where('type', 'lottery')
                    ->whereNotIn('id', $params_id)
                    ->get();
            } else {
                $params = collect();
            }

            $levels = LotteryGift::$levels;

            return view('Admin::lottery.editgifts', compact('gift', 'params', 'levels', 'hasLevels'));
        }
    }

    //删除奖品
    public function delgifts(Request $request, LotteryGift $gift)
    {
        if ($gift->delete()) {
            return $this->success();
        } else {
            return $this->error();
        }
    }

}