<?php

namespace Tests\Unit\EcommerceFinance;

use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;
use RuntimeException;
use Tests\TestCase;

class CourierDetailPaginationMigrationTest extends TestCase
{
    protected function setUp(): void
    {
        parent::setUp();
        config([
            'system_database.mode' => 'connected',
            'upstream_mirrors.connection' => 'courier_migration_test',
            'database.connections.courier_migration_test' => [
                'driver' => 'sqlite', 'database' => ':memory:', 'prefix' => '',
            ],
        ]);
        DB::purge('courier_migration_test');
        Schema::connection('courier_migration_test')->create('js_jst_order_express_details', function (Blueprint $table): void {
            $table->integer('id');
            $table->longText('logistic_id')->nullable();
        });
    }

    public function test_migration_and_rollback_preserve_waybills_and_nulls(): void
    {
        $table = DB::connection('courier_migration_test')->table('js_jst_order_express_details');
        $rows = [['id' => 1, 'logistic_id' => '001234567890123456789'], ['id' => 2, 'logistic_id' => null]];
        $table->insert($rows);
        $migration = require base_path('database/migrations/2026_09_09_160000_index_courier_detail_pagination.php');
        $migration->up();
        $migration->up();
        $this->assertTrue(Schema::connection('courier_migration_test')->hasIndex('js_jst_order_express_details', 'idx_courier_detail_id_waybill'));
        $this->assertSame($rows, $table->orderBy('id')->get()->map(fn ($row) => (array) $row)->all());
        $migration->down();
        $this->assertFalse(Schema::connection('courier_migration_test')->hasIndex('js_jst_order_express_details', 'idx_courier_detail_id_waybill'));
        $this->assertSame($rows, $table->orderBy('id')->get()->map(fn ($row) => (array) $row)->all());
    }

    public function test_oversize_waybill_stops_migration_without_truncation(): void
    {
        $value = str_repeat('A', 101);
        $table = DB::connection('courier_migration_test')->table('js_jst_order_express_details');
        $table->insert(['id' => 1, 'logistic_id' => $value]);
        $migration = require base_path('database/migrations/2026_09_09_160000_index_courier_detail_pagination.php');
        try {
            $migration->up();
            $this->fail('Oversize source data must stop migration.');
        } catch (RuntimeException $exception) {
            $this->assertSame($value, $table->value('logistic_id'));
            $this->assertFalse(Schema::connection('courier_migration_test')->hasIndex('js_jst_order_express_details', 'idx_courier_detail_id_waybill'));
        }
    }
}