99 lines
2.3 KiB
PHP
99 lines
2.3 KiB
PHP
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<?php
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/**
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* 文件功能：VIP 会员等级模型
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* 存储会员名称、图标、颜色、倍率、专属进入/离开模板
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* 后台可完整 CRUD 管理
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*
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* @author ChatRoom Laravel
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*
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* @version 1.0.0
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*/
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namespace App\Models;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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class VipLevel extends Model
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{
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/** @var string 表名 */
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protected $table = 'vip_levels';
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/** @var array 可批量赋值字段 */
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protected $fillable = [
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'name',
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'icon',
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'color',
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'exp_multiplier',
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'jjb_multiplier',
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'join_templates',
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'leave_templates',
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'sort_order',
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'price',
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'duration_days',
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];
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/** @var array 类型转换 */
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protected $casts = [
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'exp_multiplier' => 'float',
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'jjb_multiplier' => 'float',
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'sort_order' => 'integer',
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'price' => 'integer',
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'duration_days' => 'integer',
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];
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/**
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* 关联：该等级下的所有用户
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*/
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public function users(): HasMany
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{
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return $this->hasMany(User::class, 'vip_level_id');
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}
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/**
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* 获取进入聊天室的专属欢迎语模板数组
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*/
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public function getJoinTemplatesArrayAttribute(): array
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{
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if (empty($this->join_templates)) {
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return [];
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}
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$decoded = json_decode($this->join_templates, true);
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return is_array($decoded) ? $decoded : [];
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}
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/**
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* 获取离开聊天室的专属提示语模板数组
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*/
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public function getLeaveTemplatesArrayAttribute(): array
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{
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if (empty($this->leave_templates)) {
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return [];
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}
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$decoded = json_decode($this->leave_templates, true);
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return is_array($decoded) ? $decoded : [];
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}
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/**
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* 从模板数组中随机选一条，替换 {username} 占位符
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*
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* @param array $templates 模板数组
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* @param string $username 用户名
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*/
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public static function renderTemplate(array $templates, string $username): ?string
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{
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if (empty($templates)) {
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return null;
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}
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$template = $templates[array_rand($templates)];
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return str_replace('{username}', $username, $template);
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}
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}
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