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app/Models/Prize.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Prize extends Model
+{
+    use HasFactory;
+
+    public const STATUS_BELUM = 'belum_dicabut';
+    public const STATUS_SEDANG = 'sedang_dicabut';
+    public const STATUS_DISAHKAN = 'disahkan';
+    public const STATUS_REDRAW = 'redraw_required';
+
+    public const STATUS_LABELS = [
+        self::STATUS_BELUM => 'Belum Dicabut',
+        self::STATUS_SEDANG => 'Sedang Dicabut',
+        self::STATUS_DISAHKAN => 'Disahkan',
+        self::STATUS_REDRAW => 'Perlu Cabut Semula',
+    ];
+
+    protected $attributes = [
+        'status' => self::STATUS_BELUM,
+        'item_index' => 1,
+        'draw_order' => 0,
+        'redraw_count' => 0,
+    ];
+
+    protected $fillable = [
+        'kod_hadiah',
+        'nama_hadiah',
+        'kategori',
+        'nilai_anggaran',
+        'draw_order',
+        'item_index',
+        'batch_kod',
+        'status',
+        'redraw_count',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'nilai_anggaran' => 'decimal:2',
+            'draw_order' => 'integer',
+            'item_index' => 'integer',
+            'redraw_count' => 'integer',
+        ];
+    }
+
+    public function drawResults(): HasMany
+    {
+        return $this->hasMany(DrawResult::class);
+    }
+
+    public function confirmedResult(): HasMany
+    {
+        return $this->hasMany(DrawResult::class)->where('status', DrawResult::STATUS_CONFIRMED);
+    }
+
+    public function statusLabel(): string
+    {
+        return self::STATUS_LABELS[$this->status] ?? $this->status;
+    }
+
+    /** Nama paparan termasuk nombor item bila kuantiti > 1 cth "Hamper #3" */
+    public function displayName(): string
+    {
+        return $this->nama_hadiah;
+    }
+
+    /** Hadiah yang masih boleh dicabut (belum ada pemenang disahkan) */
+    public function isAvailable(): bool
+    {
+        return in_array($this->status, [self::STATUS_BELUM, self::STATUS_REDRAW], true);
+    }
+
+    public function scopeAvailable(Builder $query): Builder
+    {
+        return $query->whereIn('status', [self::STATUS_BELUM, self::STATUS_REDRAW]);
+    }
+
+    public function scopeOrdered(Builder $query): Builder
+    {
+        return $query->orderBy('draw_order')->orderBy('item_index')->orderBy('id');
+    }
+}