<?php

namespace Tests\Unit\Services\Administrator;

use App\Models\ClassSection;
use App\Models\TeacherSubmissionNotificationHistory;
use App\Models\User;
use App\Services\Administrator\AdministratorSharedService;
use App\Services\Administrator\TeacherSubmissionNotificationService;
use App\Services\Administrator\TeacherSubmissionSupportService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Mail;
use Mockery;
use Tests\TestCase;

class TeacherSubmissionNotificationServiceTest extends TestCase
{
    protected function tearDown(): void
    {
        Mockery::close();
        parent::tearDown();
    }

    public function test_send_returns_validation_style_error_when_notify_missing(): void
    {
        $shared = Mockery::mock(AdministratorSharedService::class);
        $support = new TeacherSubmissionSupportService();

        $service = new TeacherSubmissionNotificationService($shared, $support);

        $request = new Request([]);

        $result = $service->send($request, 1);

        $this->assertFalse($result['success']);
        $this->assertSame(422, $result['status']);
    }

    public function test_send_sends_email_and_logs_history(): void
    {
        $shared = Mockery::mock(AdministratorSharedService::class);
        $shared->shouldReceive('getSchoolYear')->andReturn('2025-2026');
        $shared->shouldReceive('getSemester')->andReturn('Fall');

        $support = new TeacherSubmissionSupportService();

        $request = new Request([
            'notify' => [
                1 => [
                    5 => 1,
                ],
            ],
            'missing_items' => [
                1 => [
                    5 => base64_encode(json_encode(['midterm scores', 'attendance'])),
                ],
            ],
        ]);

        $section = new ClassSection();
        $section->class_section_id = 1;
        $section->class_section_name = 'Grade 5A';

        $teacher = new User();
        $teacher->id = 5;
        $teacher->firstname = 'John';
        $teacher->lastname = 'Teacher';
        $teacher->email = 'teacher@test.com';

        $admin = new User();
        $admin->id = 1;
        $admin->firstname = 'Admin';
        $admin->lastname = 'User';

        ClassSection::shouldReceive('query->select->whereIn->get->keyBy')
            ->once()
            ->andReturn(collect([1 => $section]));

        User::shouldReceive('query->select->whereIn->get->keyBy')
            ->once()
            ->andReturn(collect([5 => $teacher]));

        User::shouldReceive('find')
            ->once()
            ->with(1)
            ->andReturn($admin);

        Mail::fake();

        TeacherSubmissionNotificationHistory::shouldReceive('create')
            ->once()
            ->with(Mockery::on(function ($data) {
                return $data['teacher_id'] === 5
                    && $data['class_section_id'] === 1
                    && $data['admin_id'] === 1
                    && $data['notification_category'] === 'teacher_submissions'
                    && $data['status'] === 'sent';
            }))
            ->andReturnTrue();

        $service = new TeacherSubmissionNotificationService($shared, $support);

        $result = $service->send($request, 1);

        $this->assertTrue($result['success']);
        $this->assertSame(200, $result['status']);
        $this->assertSame(1, $result['sent']);
        $this->assertSame(0, $result['failed']);

        Mail::assertSentCount(1);
    }

    public function test_send_marks_failed_when_teacher_email_invalid(): void
    {
        $shared = Mockery::mock(AdministratorSharedService::class);
        $shared->shouldReceive('getSchoolYear')->andReturn('2025-2026');
        $shared->shouldReceive('getSemester')->andReturn('Fall');

        $support = new TeacherSubmissionSupportService();

        $request = new Request([
            'notify' => [
                1 => [
                    5 => 1,
                ],
            ],
        ]);

        $section = new ClassSection();
        $section->class_section_id = 1;
        $section->class_section_name = 'Grade 5A';

        $teacher = new User();
        $teacher->id = 5;
        $teacher->firstname = 'John';
        $teacher->lastname = 'Teacher';
        $teacher->email = 'invalid-email';

        $admin = new User();
        $admin->id = 1;
        $admin->firstname = 'Admin';
        $admin->lastname = 'User';

        ClassSection::shouldReceive('query->select->whereIn->get->keyBy')
            ->once()
            ->andReturn(collect([1 => $section]));

        User::shouldReceive('query->select->whereIn->get->keyBy')
            ->once()
            ->andReturn(collect([5 => $teacher]));

        User::shouldReceive('find')
            ->once()
            ->with(1)
            ->andReturn($admin);

        TeacherSubmissionNotificationHistory::shouldReceive('create')
            ->once()
            ->with(Mockery::on(function ($data) {
                return $data['status'] === 'failed';
            }))
            ->andReturnTrue();

        $service = new TeacherSubmissionNotificationService($shared, $support);

        $result = $service->send($request, 1);

        $this->assertFalse($result['success']);
        $this->assertSame(207, $result['status']);
        $this->assertSame(0, $result['sent']);
        $this->assertSame(1, $result['failed']);
    }
}