<?php

namespace Tests\Unit\Services\ClassProgress;

use App\Models\ClassProgressReport;
use App\Models\User;
use App\Services\ClassProgress\ClassProgressQueryService;
use App\Services\ClassProgress\ClassProgressRuleService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\DB;
use Tests\TestCase;

class ClassProgressQueryServiceTest extends TestCase
{
    use RefreshDatabase;

    public function test_list_reports_filters_by_class_section(): void
    {
        $user = $this->createUser();
        ClassProgressReport::factory()->create([
            'teacher_id' => $user->id,
            'class_section_id' => 101,
        ]);
        ClassProgressReport::factory()->create([
            'teacher_id' => $user->id,
            'class_section_id' => 202,
        ]);
        DB::table('classSection')->insert([
            'id' => 1,
            'class_id' => 1,
            'class_section_id' => 101,
            'class_section_name' => '1-A',
            'semester' => 'Fall',
            'school_year' => '2025-2026',
        ]);
        DB::table('teacher_class')->insert([
            'class_section_id' => 1,
            'teacher_id' => $user->id,
            'position' => 'main',
            'semester' => 'Fall',
            'school_year' => '2025-2026',
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        $service = new ClassProgressQueryService(new ClassProgressRuleService);
        $results = $service->listReports($user, ['class_section_id' => 101]);

        $this->assertSame(1, $results->total());
    }

    public function test_list_reports_filters_by_equivalent_legacy_section_ids(): void
    {
        $user = $this->createUser();
        DB::table('classSection')->insert([
            'id' => 1,
            'class_id' => 1,
            'class_section_id' => 101,
            'class_section_name' => '1-A',
            'semester' => 'Fall',
            'school_year' => '2025-2026',
        ]);
        DB::table('teacher_class')->insert([
            'class_section_id' => 101,
            'teacher_id' => $user->id,
            'position' => 'main',
            'semester' => 'Fall',
            'school_year' => '2025-2026',
            'created_at' => now(),
            'updated_at' => now(),
        ]);
        $report = ClassProgressReport::factory()->create([
            'teacher_id' => 999,
            'class_section_id' => 1,
            'school_year' => '2025-2026',
        ]);

        $service = new ClassProgressQueryService(new ClassProgressRuleService);
        $results = $service->listReports($user, ['class_section_id' => 101]);

        $this->assertSame(1, $results->total());
        $this->assertSame($report->id, $results->items()[0]->id);
    }

    public function test_teacher_assignments_prefer_section_code_over_colliding_primary_key(): void
    {
        $user = $this->createUser();
        DB::table('classSection')->insert([
            [
                'id' => 1,
                'class_id' => 1,
                'class_section_id' => 10,
                'class_section_name' => '1',
                'semester' => 'Fall',
                'school_year' => '2025-2026',
            ],
            [
                'id' => 10,
                'class_id' => 3,
                'class_section_id' => 31,
                'class_section_name' => '3-A',
                'semester' => 'Fall',
                'school_year' => '2025-2026',
            ],
        ]);
        DB::table('teacher_class')->insert([
            'class_section_id' => 10,
            'teacher_id' => $user->id,
            'position' => 'main',
            'semester' => 'Fall',
            'school_year' => '2025-2026',
            'created_at' => now(),
            'updated_at' => now(),
        ]);

        $service = new ClassProgressQueryService(new ClassProgressRuleService);
        $assignments = $service->teacherAssignments($user, '2025-2026', 'Fall');

        $this->assertCount(1, $assignments);
        $this->assertSame(10, $assignments[0]['class_section_id']);
        $this->assertSame('1', $assignments[0]['class_section_name']);
    }

    private function createUser(): User
    {
        DB::table('users')->insert([
            'school_id' => 1,
            'firstname' => 'Teacher',
            'lastname' => 'User',
            'cellphone' => '5555555555',
            'email' => 'teacher@example.com',
            'address_street' => '123 Main',
            'city' => 'City',
            'state' => 'ST',
            'zip' => '12345',
            'accept_school_policy' => 1,
            'is_verified' => 1,
            'status' => 'Active',
            'is_suspended' => 0,
            'failed_attempts' => 0,
            'password' => bcrypt('secret'),
            'semester' => 'Fall',
            'school_year' => '2025-2026',
        ]);

        return User::query()->where('email', 'teacher@example.com')->firstOrFail();
    }
}