63 lines
1.3 KiB
PHP
63 lines
1.3 KiB
PHP
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<?php
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namespace App\Models;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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class MembershipTier extends Model
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{
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use HasFactory;
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protected $fillable = [
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'name',
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'annual_fee',
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'discount_rate',
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'point_multiplier',
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'description',
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'is_default',
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'sort_order',
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];
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protected $casts = [
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'annual_fee' => 'decimal:2',
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'discount_rate' => 'decimal:2',
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'point_multiplier' => 'decimal:2',
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'is_default' => 'boolean',
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'sort_order' => 'integer',
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];
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/**
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* 此等級的會員紀錄
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*/
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public function memberships(): HasMany
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{
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return $this->hasMany(MemberMembership::class, 'tier_id');
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}
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/**
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* 此等級的禮品定義
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*/
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public function giftDefinitions(): HasMany
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{
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return $this->hasMany(GiftDefinition::class, 'tier_id');
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}
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/**
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* 取得預設等級
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*/
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public static function getDefault(): ?self
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{
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return static::where('is_default', true)->first();
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}
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/**
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* 是否為免費等級
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*/
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public function getIsFreeAttribute(): bool
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{
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return $this->annual_fee <= 0;
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}
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}
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