<?php

declare(strict_types=1);

namespace App\Tests\Unit\Scolarite\Infrastructure\EventHandler;

use App\Scolarite\Domain\Event\NoteModifiee;
use App\Scolarite\Domain\Event\NoteSaisie;
use App\Scolarite\Domain\Model\Grade\GradeId;
use App\Scolarite\Infrastructure\EventHandler\AuditGradeEventsHandler;
use App\Shared\Application\Port\AuditLogger;

use function array_key_exists;

use DateTimeImmutable;
use PHPUnit\Framework\MockObject\MockObject;
use PHPUnit\Framework\TestCase;
use Ramsey\Uuid\Uuid;

final class AuditGradeEventsHandlerTest extends TestCase
{
    private AuditLogger&MockObject $auditLogger;
    private AuditGradeEventsHandler $handler;

    protected function setUp(): void
    {
        $this->auditLogger = $this->createMock(AuditLogger::class);
        $this->handler = new AuditGradeEventsHandler($this->auditLogger);
    }

    public function testHandleNoteSaisieLogsAuditEntryWithCreationPayload(): void
    {
        $gradeId = GradeId::generate();
        $evaluationId = Uuid::uuid4()->toString();
        $studentId = Uuid::uuid4()->toString();
        $createdBy = Uuid::uuid4()->toString();

        $event = new NoteSaisie(
            gradeId: $gradeId,
            evaluationId: $evaluationId,
            studentId: $studentId,
            value: 15.5,
            status: 'draft',
            createdBy: $createdBy,
            occurredOn: new DateTimeImmutable(),
        );

        $this->auditLogger->expects($this->once())
            ->method('logDataChange')
            ->with(
                $this->equalTo('Grade'),
                $this->callback(static fn ($uuid) => $uuid->toString() === $gradeId->value->toString()),
                $this->equalTo('NoteSaisie'),
                $this->equalTo([]),
                $this->callback(static fn ($new) => $new['evaluation_id'] === $evaluationId
                    && $new['student_id'] === $studentId
                    && $new['value'] === 15.5
                    && $new['status'] === 'draft'
                    && $new['created_by'] === $createdBy
                ),
            );

        $this->handler->handleNoteSaisie($event);
    }

    public function testHandleNoteSaisieSupportsNullValue(): void
    {
        $event = new NoteSaisie(
            gradeId: GradeId::generate(),
            evaluationId: Uuid::uuid4()->toString(),
            studentId: Uuid::uuid4()->toString(),
            value: null,
            status: 'absent',
            createdBy: Uuid::uuid4()->toString(),
            occurredOn: new DateTimeImmutable(),
        );

        $this->auditLogger->expects($this->once())
            ->method('logDataChange')
            ->with(
                $this->equalTo('Grade'),
                $this->anything(),
                $this->equalTo('NoteSaisie'),
                $this->equalTo([]),
                $this->callback(static fn ($new) => $new['value'] === null
                    && $new['status'] === 'absent'
                ),
            );

        $this->handler->handleNoteSaisie($event);
    }

    public function testHandleNoteModifieeLogsAuditEntryWithDiff(): void
    {
        $gradeId = GradeId::generate();
        $evaluationId = Uuid::uuid4()->toString();
        $studentId = Uuid::uuid4()->toString();
        $modifiedBy = Uuid::uuid4()->toString();

        $event = new NoteModifiee(
            gradeId: $gradeId,
            evaluationId: $evaluationId,
            studentId: $studentId,
            oldValue: 12.0,
            newValue: 14.5,
            oldStatus: 'draft',
            newStatus: 'published',
            modifiedBy: $modifiedBy,
            occurredOn: new DateTimeImmutable(),
        );

        $this->auditLogger->expects($this->once())
            ->method('logDataChange')
            ->with(
                $this->equalTo('Grade'),
                $this->callback(static fn ($uuid) => $uuid->toString() === $gradeId->value->toString()),
                $this->equalTo('NoteModifiee'),
                $this->callback(static fn ($old) => $old['value'] === 12.0
                    && $old['status'] === 'draft'
                ),
                $this->callback(static fn ($new) => $new['value'] === 14.5
                    && $new['status'] === 'published'
                    && $new['modified_by'] === $modifiedBy
                    && $new['evaluation_id'] === $evaluationId
                    && $new['student_id'] === $studentId
                ),
            );

        $this->handler->handleNoteModifiee($event);
    }

    public function testHandleNoteModifieeSupportsNullValues(): void
    {
        $event = new NoteModifiee(
            gradeId: GradeId::generate(),
            evaluationId: Uuid::uuid4()->toString(),
            studentId: Uuid::uuid4()->toString(),
            oldValue: 10.0,
            newValue: null,
            oldStatus: 'published',
            newStatus: 'absent',
            modifiedBy: Uuid::uuid4()->toString(),
            occurredOn: new DateTimeImmutable(),
        );

        $this->auditLogger->expects($this->once())
            ->method('logDataChange')
            ->with(
                $this->equalTo('Grade'),
                $this->anything(),
                $this->equalTo('NoteModifiee'),
                $this->callback(static fn ($old) => $old['value'] === 10.0),
                $this->callback(static fn ($new) => $new['value'] === null
                    && $new['status'] === 'absent'
                ),
            );

        $this->handler->handleNoteModifiee($event);
    }

    public function testHandleNoteSaisieSupportsZeroValue(): void
    {
        $event = new NoteSaisie(
            gradeId: GradeId::generate(),
            evaluationId: Uuid::uuid4()->toString(),
            studentId: Uuid::uuid4()->toString(),
            value: 0.0,
            status: 'published',
            createdBy: Uuid::uuid4()->toString(),
            occurredOn: new DateTimeImmutable(),
        );

        $this->auditLogger->expects($this->once())
            ->method('logDataChange')
            ->with(
                $this->equalTo('Grade'),
                $this->anything(),
                $this->equalTo('NoteSaisie'),
                $this->equalTo([]),
                $this->callback(static fn ($new) => array_key_exists('value', $new)
                    && $new['value'] === 0.0
                    && $new['status'] === 'published'
                ),
            );

        $this->handler->handleNoteSaisie($event);
    }
}