151 lines
3.3 KiB
PHP
151 lines
3.3 KiB
PHP
<?php
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namespace App\Models;
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use Illuminate\Database\Eloquent\Relations\BelongsToMany;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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use Illuminate\Support\Str;
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use Modules\Mall\Models\Traits\HasRegion;
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use Modules\User\Models\User;
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use Modules\User\Models\UserInvite;
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use Modules\User\Traits\BelongsToUser;
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class Area extends Model
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{
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use BelongsToUser,
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HasRegion;
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const STATUS_DOWN = 0;
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const STATUS_UP = 1;
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const STATUS = [
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self::STATUS_DOWN => '下架',
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self::STATUS_UP => '上架',
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];
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protected static function boot()
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{
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parent::boot();
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self::created(function ($model) {
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self::addStock($model, $model->stock, true);
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});
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}
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/**
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* Notes: 操作员
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*
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* @Author: 玄尘
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* @Date: 2023/1/11 13:57
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* @return BelongsToMany
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*/
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public function clerks(): BelongsToMany
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{
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return $this->belongsToMany(
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User::class,
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(new AreaClerk())->getTable())->using(AreaClerk::class
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);
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}
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/**
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* Notes: 操作员
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*
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* @Author: 玄尘
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* @Date: 2023/1/11 15:53
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* @return HasMany
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*/
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public function areaClerks(): HasMany
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{
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return $this->hasMany(AreaClerk::class);
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}
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/**
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* Notes: 关联库存变动表
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*
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* @Author: 玄尘
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* @Date: 2023/1/11 14:54
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* @return \Illuminate\Database\Eloquent\Relations\HasMany
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*/
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public function stocks(): HasMany
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{
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return $this->hasMany(AreaStock::class);
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}
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/**
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* Notes: 关联提货券
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*
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* @Author: 玄尘
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* @Date: 2023/1/11 15:43
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* @return HasMany
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*/
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public function areaCodes(): HasMany
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{
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return $this->hasMany(AreaCode::class);
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}
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/**
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* Notes: 增加库存
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*
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* @Author: 玄尘
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* @Date: 2023/1/11 14:50
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* @param $number
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*/
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public static function addStock($area, $number, $isCreate = false)
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{
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$stock = $area->stock;
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if ($isCreate) {
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$all = $number;
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} else {
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$area->increment('stock', $number);
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$all = bcadd($number, $stock);
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}
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$area->stocks()->create([
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'amount' => $number,
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'stock' => $all,
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]);
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return true;
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}
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/**
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* Notes: 生成提货码
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*
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* @Author: 玄尘
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* @Date: 2023/1/11 16:00
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* @param $num
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*/
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public function generate($user_id, $num)
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{
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try {
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if (! $num) {
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throw new \Exception('缺少数量');
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}
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$canStockNum = bcsub($this->stock, $this->areaCodes()->count());
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if ($canStockNum < $num) {
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throw new \Exception('可生成数量不足，您还可以释放'.$canStockNum);
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}
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while ($num > 0) {
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$data[] = [
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'area_id' => $this->id,
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'manage_id' => $user_id,
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'code' => Str::random(14),
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'status' => AreaCode::STATUS_INIT,
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'created_at' => now(),
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'updated_at' => now(),
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];
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--$num;
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}
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AreaCode::insert($data);
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return true;
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} catch (\Exception $exception) {
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return $exception->getMessage();
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}
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}
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}
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