<?php

namespace Tests\Unit\EcommerceFinance;

use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;
use Modules\EcommerceFinance\Services\BusinessDataPlacement;
use Tests\TestCase;

class BusinessDataPlacementTest extends TestCase
{
    protected function setUp(): void
    {
        parent::setUp();
        config([
            'database.connections.business_mirror' => ['driver' => 'sqlite', 'database' => ':memory:', 'prefix' => ''],
            'upstream_mirrors.connection' => 'business_mirror',
            'upstream_mirrors.datasets' => [
                'source.schema.fact' => ['source_key' => 'source', 'schema' => 'schema', 'object' => 'fact', 'target' => 'fact_rows', 'keys' => ['id']],
                'source.schema.unused' => ['source_key' => 'source', 'schema' => 'schema', 'object' => 'unused', 'target' => 'unused_rows', 'keys' => ['id']],
            ],
            'business_data.datasets' => [
                'source.schema.fact' => ['role' => 'fact', 'target_store' => 'clickhouse', 'sync' => 'after_columnar_activation'],
                'source.schema.unused' => ['role' => 'archive_only', 'target_store' => 'parquet', 'sync' => 'disabled'],
            ],
        ]);
        DB::purge('business_mirror');
        Schema::connection('business_mirror')->create('business_data_placements', function (Blueprint $table): void {
            $table->string('dataset_key')->primary();
            $table->string('target_store');
            $table->string('phase')->default('planned');
            $table->string('active_generation')->nullable();
            $table->timestamps();
        });
    }

    protected function tearDown(): void
    {
        DB::purge('business_mirror');
        parent::tearDown();
    }

    public function test_it_stops_unused_data_and_enables_columnar_sync_only_after_activation(): void
    {
        $placement = new BusinessDataPlacement(app('db'));

        $this->assertFalse($placement->shouldSchedule('source.schema.unused'));
        $this->assertFalse($placement->shouldSchedule('source.schema.fact'));

        DB::connection('business_mirror')->table('business_data_placements')->insert([
            'dataset_key' => 'source.schema.fact',
            'target_store' => 'clickhouse',
            'phase' => 'active',
            'active_generation' => '11111111-1111-4111-8111-111111111111',
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        $this->assertTrue($placement->shouldSchedule('source.schema.fact'));
        $this->assertTrue($placement->isActive('source.schema.fact', 'clickhouse'));
    }

    public function test_runtime_registered_dataset_defaults_to_a_mariadb_dimension(): void
    {
        $policy = (new BusinessDataPlacement(app('db')))->policy('database_4.accounts_v1');

        $this->assertSame('external_dimension', $policy['role']);
        $this->assertSame('mariadb', $policy['target_store']);
        $this->assertSame('always', $policy['sync']);
    }

    public function test_every_fixed_upstream_dataset_has_exactly_one_storage_policy(): void
    {
        $upstream = require base_path('config/upstream_mirrors.php');
        $businessData = require base_path('config/business_data.php');

        $this->assertCount(56, $upstream['datasets']);
        $upstreamKeys = array_keys($upstream['datasets']);
        $policyKeys = array_keys($businessData['datasets']);
        sort($upstreamKeys);
        sort($policyKeys);
        $this->assertSame($upstreamKeys, $policyKeys);
    }

    public function test_original_bills_keep_refreshing_for_the_current_alipay_reader(): void
    {
        $businessData = require base_path('config/business_data.php');
        config(['business_data.datasets' => $businessData['datasets']]);
        $placement = new BusinessDataPlacement(app('db'));
        $this->assertFalse($placement->isActive('operations_replica.rpt.jst_originalBillInfo', 'clickhouse'));
        $this->assertTrue($placement->shouldSchedule('operations_replica.rpt.jst_originalBillInfo'));
    }
}