Add SMS bulk delay configuration and validate coupon phone function

database/factories/SmsCampaignFactory.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace Database\Factories;
+
+use App\Models\SmsCampaign;
+use App\Models\User;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<SmsCampaign>
+ */
+class SmsCampaignFactory extends Factory
+{
+    protected $model = SmsCampaign::class;
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        return [
+            'message' => fake()->sentence(),
+            'mode' => 'all',
+            'recipient_count' => 0,
+            'sent_count' => 0,
+            'failed_count' => 0,
+            'skipped_count' => 0,
+            'created_by' => User::factory(),
+            'completed_at' => null,
+        ];
+    }
+
+    public function completed(): static
+    {
+        return $this->state(fn (array $attributes): array => [
+            'completed_at' => now(),
+        ]);
+    }
+}

database/factories/SmsSendLogFactory.php

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+<?php
+
+namespace Database\Factories;
+
+use App\Enums\SmsSendStatus;
+use App\Models\Coupon;
+use App\Models\SmsCampaign;
+use App\Models\SmsSendLog;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<SmsSendLog>
+ */
+class SmsSendLogFactory extends Factory
+{
+    protected $model = SmsSendLog::class;
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        $campaign = SmsCampaign::factory()->create();
+        $coupon = Coupon::factory()->create();
+
+        return [
+            'sms_campaign_id' => $campaign->id,
+            'coupon_id' => $coupon->id,
+            'phone' => $coupon->phone,
+            'message' => $campaign->message,
+            'status' => SmsSendStatus::Pending,
+            'error_message' => null,
+            'attempted_at' => null,
+        ];
+    }
+}

database/migrations/2026_06_03_195148_create_sms_campaigns_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('sms_campaigns', function (Blueprint $table) {
+            $table->id();
+            $table->text('message');
+            $table->string('mode');
+            $table->unsignedInteger('recipient_count')->default(0);
+            $table->unsignedInteger('sent_count')->default(0);
+            $table->unsignedInteger('failed_count')->default(0);
+            $table->unsignedInteger('skipped_count')->default(0);
+            $table->string('laravel_batch_id')->nullable();
+            $table->foreignId('created_by')->constrained('users')->cascadeOnDelete();
+            $table->timestamp('completed_at')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('sms_campaigns');
+    }
+};

database/migrations/2026_06_03_195149_create_sms_send_logs_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('sms_send_logs', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('sms_campaign_id')->constrained()->cascadeOnDelete();
+            $table->foreignId('coupon_id')->nullable()->constrained()->nullOnDelete();
+            $table->string('phone');
+            $table->text('message');
+            $table->string('status');
+            $table->text('error_message')->nullable();
+            $table->timestamp('attempted_at')->nullable();
+            $table->timestamps();
+
+            $table->index(['sms_campaign_id', 'status']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('sms_send_logs');
+    }
+};