<?php

declare(strict_types=1);

namespace Kartierung\Analyze;

use Kartierung\EntityWithoutId;
use Kartierung\EntityWithTwoIds;
use Kartierung\FullEntity;
use PHPUnit\Framework\TestCase;

class EntityAnalyzerTest extends TestCase
{
    public function testTableNameIsAnalyzed(): void
    {
        // Given
        $entity = FullEntity::class;

        // When
        $result = (new EntityAnalyzer(FullEntity::class))->analyze();

        // Then
        $this->assertEquals('simple-table', $result->tableName);
        $this->assertEquals(FullEntity::class, $result->classFqcn);
    }

    public function testFieldsAreAnalyzed(): void
    {
        // Given
        $entity = FullEntity::class;

        // When
        $result = (new EntityAnalyzer($entity))->analyze();

        // Then
        $this->assertContainsEquals(
            new EntityField(
                name: 'stringField',
                fqcn: $entity,
                columnName: 'stringField',
                isIdField: false,
                writeAccess: FieldAccess::WITHER,
                readAccess: FieldAccess::PUBLIC
            ),
            $result->fields
        );
        $this->assertContainsEquals(
            new EntityField(
                name: 'intField',
                fqcn: $entity,
                columnName: 'int-field',
                isIdField: false,
                writeAccess: FieldAccess::PUBLIC,
                readAccess: FieldAccess::GETSET
            ),
            $result->fields
        );
        $this->assertContainsEquals(
            new EntityField(
                name: 'idField',
                fqcn: $entity,
                columnName: 'renamed-id-field',
                isIdField: true,
                writeAccess: FieldAccess::GETSET,
                readAccess: FieldAccess::PUBLIC
            ),
            $result->fields
        );
    }

    public function testIdFieldIsFound(): void
    {
        // Given
        $entity = FullEntity::class;

        // When
        $result = (new EntityAnalyzer($entity))->analyze();

        // Then
        $this->assertEquals(
            new EntityField(
                name: 'idField',
                fqcn: $entity,
                columnName: 'renamed-id-field',
                isIdField: true,
                writeAccess: FieldAccess::GETSET,
                readAccess: FieldAccess::PUBLIC
            ),
            $result->idField
        );
    }

    public function testNoIdIsInvalid(): void
    {
        // Given
        $entity = EntityWithoutId::class;

        // Then
        $this->expectException(InvalidEntity::class);

        // When
        (new EntityAnalyzer($entity))->analyze();
    }

    public function testMultipleIdsIsInvalid(): void
    {
        // Given
        $entity = EntityWithTwoIds::class;

        // Then
        $this->expectException(InvalidEntity::class);

        // When
        (new EntityAnalyzer($entity))->analyze();
    }
}