70 lines
1.6 KiB
PHP
70 lines
1.6 KiB
PHP
<?php
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namespace App\Models;
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use Carbon\Carbon;
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use GeneaLabs\LaravelModelCaching\Traits\Cachable;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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use Illuminate\Support\Facades\Cache;
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class UserGroup extends Model
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{
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use Cachable;
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public $fillable = [
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'name',
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'color',
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'discount',
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'exempt',
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];
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public $casts = [
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'discount' => 'integer',
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'exempt' => 'boolean',
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];
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public function users(): HasMany
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{
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return $this->hasMany(User::class);
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}
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/**
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* 设置临时用户组
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*/
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public function setTempGroup(User $user, self $group, Carbon $expired_at): User
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{
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$temp_groups = Cache::get('users_temp_groups', []);
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// 检测是否存在，存在则更新（更新过期时间，但是不更新 user_group_id）
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if (isset($temp_groups[$user->id])) {
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$temp_groups[$user->id]['expired_at'] = $expired_at;
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} else {
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$temp_groups[$user->id] = [
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'user_group_id' => $user->user_group_id,
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'expired_at' => $expired_at,
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];
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}
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// 保存到缓存
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Cache::forever('users_temp_groups', $temp_groups);
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// 设置新的用户组
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$user->user_group_id = $group->id;
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$user->save();
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return $user;
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}
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public function getCostPrice(string $price): string
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{
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if ($this->exempt) {
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return '0';
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} elseif ($this->discount !== 100 && $this->discount !== null) {
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$price = bcmul($price, bcdiv($this->discount, '100', 4), 4);
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}
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return $price;
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}
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}
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