<?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('link_wallets', function (Blueprint $table) {
            $table->id();
            $table->foreignId('user_id')->constrained()->cascadeOnDelete();
            $table->unsignedInteger('links_total')->default(0);
            $table->unsignedInteger('clicks_total')->default(0);
            $table->string('status', 32)->default('active');
            $table->timestamps();
        });

        Schema::create('short_links', function (Blueprint $table) {
            $table->id();
            $table->foreignId('user_id')->constrained()->cascadeOnDelete();
            $table->string('slug', 32)->unique();
            $table->string('label')->nullable();
            $table->text('destination_url');
            $table->boolean('is_active')->default(true);
            $table->unsignedInteger('clicks_total')->default(0);
            $table->unsignedInteger('unique_clicks_total')->default(0);
            $table->timestamp('last_clicked_at')->nullable();
            $table->timestamp('expires_at')->nullable();
            $table->timestamps();

            $table->index(['user_id', 'created_at']);
        });

        Schema::create('link_transactions', function (Blueprint $table) {
            $table->id();
            $table->foreignId('user_id')->constrained()->cascadeOnDelete();
            $table->foreignId('link_wallet_id')->constrained('link_wallets')->cascadeOnDelete();
            $table->foreignId('short_link_id')->nullable()->constrained('short_links')->nullOnDelete();
            $table->string('type', 16);
            $table->decimal('amount_ghs', 10, 4);
            $table->decimal('balance_after_ghs', 12, 4)->nullable();
            $table->string('reference', 64)->unique();
            $table->string('status', 32)->default('completed');
            $table->string('description')->nullable();
            $table->json('metadata')->nullable();
            $table->timestamps();
        });

        Schema::create('link_clicks', function (Blueprint $table) {
            $table->id();
            $table->foreignId('short_link_id')->constrained('short_links')->cascadeOnDelete();
            $table->string('ip_hash', 64)->nullable();
            $table->string('user_agent', 512)->nullable();
            $table->string('referer', 512)->nullable();
            $table->string('country', 2)->nullable();
            $table->boolean('is_unique')->default(false);
            $table->timestamp('clicked_at');
            $table->timestamps();

            $table->index(['short_link_id', 'clicked_at']);
        });
    }

    public function down(): void
    {
        Schema::dropIfExists('link_clicks');
        Schema::dropIfExists('link_transactions');
        Schema::dropIfExists('short_links');
        Schema::dropIfExists('link_wallets');
    }
};