Initial commit

app/Models/RadioGiveaway.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class RadioGiveaway extends Model
+{
+    #[\Override]
+    protected $table = 'radio_giveaways';
+
+    #[\Override]
+    protected $guarded = ['id', 'created_at', 'updated_at', 'user_id', 'prize'];
+
+    /** @var array<string, string> */
+    #[\Override]
+    protected $casts = [
+        'starts_at' => 'datetime',
+        'ends_at' => 'datetime',
+        'is_active' => 'boolean',
+        'is_ended' => 'boolean',
+        'winner_announced' => 'boolean',
+        'prize_value' => 'decimal:2',
+    ];
+
+    public function winner(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'winner_id');
+    }
+
+    public function participants(): HasMany
+    {
+        return $this->hasMany(RadioGiveawayParticipant::class);
+    }
+
+    public function isActive(): bool
+    {
+        return $this->is_active &&
+               now()->gte($this->starts_at) &&
+               now()->lte($this->ends_at) &&
+               ! $this->is_ended;
+    }
+
+    public function hasEnded(): bool
+    {
+        return now()->isAfter($this->ends_at) || $this->is_ended;
+    }
+
+    public function announceWinner(User $user): void
+    {
+        $this->update([
+            'winner_id' => $user->id,
+            'winner_announced' => true,
+            'is_ended' => true,
+        ]);
+    }
+
+    public function participantCount(): int
+    {
+        return $this->participants()->count();
+    }
+}