root
59 lines
1.5 KiB
PHP
59 lines
1.5 KiB
PHP
<?php
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namespace App\Models;
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use App\Models\BaseModel;
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use Illuminate\Support\Facades\DB;
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class DiscountUsage extends BaseModel
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{
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protected $table = 'discount_usages';
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// ✅ legacy: timestamps enabled (created_at / updated_at)
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public $timestamps = true;
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protected $fillable = [
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'voucher_id',
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'invoice_id',
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'discount_amount',
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'school_year',
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'semester',
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'updated_by',
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'parent_id',
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'used_at',
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];
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protected $casts = [
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'voucher_id' => 'integer',
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'invoice_id' => 'integer',
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'discount_amount' => 'decimal:2', // adjust precision if needed
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'updated_by' => 'integer',
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'parent_id' => 'integer',
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'used_at' => 'datetime',
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];
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/* Optional relationships */
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public function invoice()
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{
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return $this->belongsTo(Invoice::class, 'invoice_id');
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}
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public function voucher()
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{
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return $this->belongsTo(Voucher::class, 'voucher_id');
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}
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/**
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* Equivalent of legacy getTotalDiscountByParentIdAndSchoolYear()
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*/
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public static function getTotalDiscountByParentIdAndSchoolYear(int $parentId, string $schoolYear): float
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{
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$total = DB::table('discount_usages as du')
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->join('invoices as i', 'du.invoice_id', '=', 'i.id')
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->where('i.parent_id', $parentId)
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->where('i.school_year', $schoolYear)
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->sum('du.discount_amount');
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return (float) $total;
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}
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} |