<?php declare(strict_types=1);

namespace Test\Integration\PostgreSQL;

use BitBadger\PDODocument\{Count, Exists, Field, Find, Patch};
use PHPUnit\Framework\Attributes\TestDox;
use PHPUnit\Framework\TestCase;
use Test\Integration\TestDocument;

/**
 * PostgreSQL integration tests for the Patch class
 */
#[TestDox('Patch (PostgreSQL integration)')]
class PatchTest extends TestCase
{
    /** @var string Database name for throwaway database */
    private string $dbName;

    protected function setUp(): void
    {
        parent::setUp();
        $this->dbName = ThrowawayDb::create();
    }

    protected function tearDown(): void
    {
        ThrowawayDb::destroy($this->dbName);
        parent::tearDown();
    }

    #[TestDox('By ID succeeds when a document is updated')]
    public function testByIdSucceedsWhenADocumentIsUpdated(): void
    {
        Patch::byId(ThrowawayDb::TABLE, 'one', ['num_value' => 44]);
        $doc = Find::byId(ThrowawayDb::TABLE, 'one', TestDocument::class);
        $this->assertTrue($doc->isDefined(), 'There should have been a document returned');
        $this->assertEquals(44, $doc->get()->num_value, 'The updated document is not correct');
    }

    #[TestDox('By ID succeeds when no document is updated')]
    public function testByIdSucceedsWhenNoDocumentIsUpdated(): void
    {
        $id = 'forty-seven';
        $this->assertFalse(Exists::byId(ThrowawayDb::TABLE, $id), 'The document should not exist');
        Patch::byId(ThrowawayDb::TABLE, $id, ['foo' => 'green']);
        $this->assertTrue(true, 'The above not throwing an exception is the test');
    }

    public function testByFieldsSucceedsWhenADocumentIsUpdated(): void
    {
        Patch::byFields(ThrowawayDb::TABLE, [Field::EQ('value', 'purple')], ['num_value' => 77]);
        $after = Count::byFields(ThrowawayDb::TABLE, [Field::EQ('num_value', 77)]);
        $this->assertEquals(2, $after, 'There should have been 2 documents updated');
    }

    public function testByFieldsSucceedsWhenNoDocumentIsUpdated(): void
    {
        $fields = [Field::EQ('value', 'burgundy')];
        $this->assertEquals(0, Count::byFields(ThrowawayDb::TABLE, $fields), 'There should be no matching documents');
        Patch::byFields(ThrowawayDb::TABLE, $fields, ['foo' => 'green']);
        $this->assertTrue(true, 'The above not throwing an exception is the test');
    }

    public function testByContainsSucceedsWhenDocumentsAreUpdated(): void
    {
        Patch::byContains(ThrowawayDb::TABLE, ['value' => 'another'], ['num_value' => 12]);
        $tryDoc = Find::firstByContains(ThrowawayDb::TABLE, ['value' => 'another'], TestDocument::class);
        $this->assertNotFalse($tryDoc->isDefined(), 'There should have been a document returned');
        $doc = $tryDoc->get();
        $this->assertEquals('two', $doc->id, 'An incorrect document was returned');
        $this->assertEquals(12, $doc->num_value, 'The document was not patched');
    }

    public function testByContainsSucceedsWhenNoDocumentsAreUpdated(): void
    {
        $criteria = ['value' => 'updated'];
        $this->assertEquals(0, Count::byContains(ThrowawayDb::TABLE, $criteria),
            'There should be no matching documents');
        Patch::byContains(ThrowawayDb::TABLE, $criteria, ['sub.foo' => 'green']);
        $this->assertTrue(true, 'The above not throwing an exception is the test');
    }

    #[TestDox('By JSON Path succeeds when documents are updated')]
    public function testByJsonPathSucceedsWhenDocumentsAreUpdated(): void
    {
        Patch::byJsonPath(ThrowawayDb::TABLE, '$.num_value ? (@ > 10)', ['value' => 'blue']);
        $docs = Find::byJsonPath(ThrowawayDb::TABLE, '$.num_value ? (@ > 10)', TestDocument::class);
        $this->assertNotNull($docs, 'There should have been a document list returned');
        $this->assertTrue($docs->hasItems(), 'The document list should not be empty');
        foreach ($docs->items() as $item) {
            $this->assertContains($item->id, ['four', 'five'], 'An incorrect document was returned');
            $this->assertEquals('blue', $item->value, 'The document was not patched');
        }
    }

    #[TestDox('By JSON Path succeeds when documents are not updated')]
    public function testByJsonPathSucceedsWhenDocumentsAreNotUpdated(): void
    {
        $path = '$.num_value ? (@ > 100)';
        $this->assertEquals(0, Count::byJsonPath(ThrowawayDb::TABLE, $path),
            'There should be no documents matching this path');
        Patch::byJsonPath(ThrowawayDb::TABLE, $path, ['value' => 'blue']);
        $this->assertTrue(true, 'The above not throwing an exception is the test');
    }
}