<?php

namespace App\Models;


use App\Utils\Admin;
use Carbon\Carbon;

class CouponsUserBag extends Model
{
    //
    protected $table = "coupons_user_bags";
    protected $guarded = [];

    const TYPE_ADMIN_GIVE = 1;
    const TYPE_INVITE_NEW_GIVE = 2;
    const TYPE_NEW_USER_GIVE = 3;
    public static $typeMaps = [
        self::TYPE_ADMIN_GIVE => '后台管理员赠送',
        self::TYPE_INVITE_NEW_GIVE => '邀请新用户赠送',
        self::TYPE_NEW_USER_GIVE => '新用户赠送',
    ];

    const COUPON_TYPE_MAN_JIAN = 1;
    const COUPON_TYPE_WU_MEN_KAN = 2;
    const COUPON_TYPE_ZHE_KOU = 3;
    const COUPON_TYPE_DEPOSIT_FREE = 4;
    public static $couponTypeMaps = [
        self::COUPON_TYPE_MAN_JIAN => '满减优惠',
        self::COUPON_TYPE_WU_MEN_KAN => '无门槛优惠',
        self::COUPON_TYPE_ZHE_KOU => '折扣优惠',
        self::COUPON_TYPE_DEPOSIT_FREE => '免押金劵',
    ];


    const STATUS_OK = 1;
    const STATUS_NO = 0;
    const STATUS_USED = 2;
    public static $statusMaps = [
        self::STATUS_OK => '启用',
        self::STATUS_NO => '停用',
        self::STATUS_USED => '已使用',
    ];

    const VALID_TYPE_ABSOLUTELY = 1;
    const VALID_TYPE_RELATIVE = 2;
    const VALID_TYPE_FOR_EVER = 3;
    public static $validTypeMaps = [
        self::VALID_TYPE_ABSOLUTELY => '绝对时效',
        self::VALID_TYPE_RELATIVE => '相对时效',
        self::VALID_TYPE_FOR_EVER => '永久',
    ];

    const ORDER_TYPE_NORMAL = 1;
    const ORDER_TYPE_RENT = 2;
    const ORDER_TYPE_ALL = 3;
    public static $orderTypeMaps = [
        self::ORDER_TYPE_NORMAL => '仅普通订单可用',
        self::ORDER_TYPE_RENT => '仅日租订单可用',
        self::ORDER_TYPE_ALL => '所有订单可用',
    ];

    public function getCouponsDataAttribute($value)
    {
        return json_decode($value, true);
    }

    public function setCouponsDataAttribute($value)
    {
        $this->attributes['coupons_data'] = json_encode($value);
    }

    public function users()
    {
        return $this->belongsTo(User::class, 'user_id', 'id');
    }

    public function coupons()
    {
        return $this->belongsTo(Coupon::class, 'coupon_id', 'id');
    }

    public static function useCoupon($order_id, $id)
    {
        $couponUsers = self::query()->find($id);
        $couponUsers->status = self::STATUS_USED;
        $couponUsers->order_id = $order_id;
        $couponUsers->save();
        Coupon::couponUsed($couponUsers->coupon_id);
    }


    /**
     * 赠送优惠劵
     * Author: Mead
     */
    public static function addCoupon($coupon, $user, $num = 1)
    {
        $valid_end_time = $coupon->valid_end_time;
        switch ((int)$coupon->valid_type) {
            case CouponsUserBag::VALID_TYPE_ABSOLUTELY:
                break;
            case CouponsUserBag::VALID_TYPE_RELATIVE:
                $valid_end_time = Carbon::parse($coupon->valid_start_time)->addDays($coupon->valid_days)->toDateTimeString();
                break;
            case CouponsUserBag::VALID_TYPE_FOR_EVER:
                $valid_end_time = Carbon::parse($coupon->valid_start_time)->addYears(10)->toDateTimeString();
                break;

        }
        for ($i = 1; $i <= $num; $i++) {
            $data = [
                'coupon_id' => $coupon->id,
                'type' => CouponsUserBag::TYPE_ADMIN_GIVE,
                'user_id' => $user->id,
                'coupons_data' => $coupon->toArray(),
                'status' => CouponsUserBag::STATUS_OK,
                'coupon_type' => $coupon->type,
                'valid_type' => $coupon->valid_type,
                'valid_start_time' => $coupon->valid_start_time,
                'valid_end_time' => $valid_end_time,
                'valid_days' => $coupon->valid_days,
                'grant_start_at' => $coupon->grant_start_at,
                'grant_end_at' => $coupon->grant_end_at,
                'give_admin_id' => 0,
                'order_type' => $coupon->order_type,
                'merchant_id' => $user->merchant_id
            ];
            CouponsUserBag::create($data);
        }

        if ((int)$coupon->type === self::COUPON_TYPE_DEPOSIT_FREE) {
            //免押金卡
            User::query()->where('id', $user->id)->update(['is_coupon_deposit_free' => User::IS_COUPON_DEPOSIT_FREE_OK]);
        }

        return true;
    }
}