<?php
declare(strict_types=1);

use PHPUnit\Framework\TestCase;

/**
 * Tests for WPDO_HivePress_Attribute_Bridge.
 *
 * @covers WPDO_HivePress_Attribute_Bridge
 */
class HivePressAttributeBridgeTest extends TestCase {

	private WPDO_HivePress_Attribute_Bridge $bridge;

	protected function setUp(): void {
		$this->bridge = new WPDO_HivePress_Attribute_Bridge();
	}

	public function test_discover_returns_empty_when_no_attributes_registered(): void {
		// apply_filters stub returns the value unchanged → empty array.
		$this->assertSame( array(), $this->bridge->discover_attributes() );
	}

	public function test_suggest_zone_configs_returns_empty_when_no_attributes(): void {
		$this->assertSame( array(), $this->bridge->suggest_zone_configs() );
	}

	/**
	 * Verify the SQL type mapping is sensible for known HivePress field types.
	 *
	 * Indirect test via reflection — the public API only returns full configs
	 * but we want fast feedback if the type table drifts.
	 */
	public function test_sql_type_mapping_via_reflection(): void {
		$reflect = new ReflectionClass( $this->bridge );
		$method  = $reflect->getMethod( 'sql_type_for' );
		$method->setAccessible( true );

		$this->assertStringContainsString( 'int',     $method->invoke( $this->bridge, 'number' ) );
		$this->assertStringContainsString( 'decimal', $method->invoke( $this->bridge, 'price' ) );
		$this->assertStringContainsString( 'tinyint', $method->invoke( $this->bridge, 'checkbox' ) );
		$this->assertStringContainsString( 'date',    $method->invoke( $this->bridge, 'date' ) );
		$this->assertStringContainsString( 'varchar', $method->invoke( $this->bridge, 'text' ) );
		// Unknown type → fallback to varchar.
		$this->assertStringContainsString( 'varchar', $method->invoke( $this->bridge, 'unknown_type' ) );
	}

	/**
	 * Verify build_record normalises HP attribute config correctly.
	 */
	public function test_build_record_normalises_attribute_config(): void {
		$reflect = new ReflectionClass( $this->bridge );
		$method  = $reflect->getMethod( 'build_record' );
		$method->setAccessible( true );

		$record = $method->invoke( $this->bridge, 'listing', 'beds', array(
			'edit_field' => array( 'type' => 'integer' ),
			'filterable' => true,
			'sortable'   => false,
			'searchable' => true,
		) );

		$this->assertSame( 'listing', $record['model'] );
		$this->assertSame( 'beds', $record['slug'] );
		$this->assertSame( 'hp_listing_beds', $record['meta_key'] );
		$this->assertSame( 'integer', $record['type'] );
		$this->assertTrue( $record['filterable'] );
		$this->assertFalse( $record['sortable'] );
	}

	/**
	 * Promotion candidate logic: filterable OR sortable triggers promotion.
	 */
	public function test_promotion_candidate_logic(): void {
		$reflect = new ReflectionClass( $this->bridge );
		$method  = $reflect->getMethod( 'is_promotion_candidate' );
		$method->setAccessible( true );

		// Filterable but not sortable → promote.
		$this->assertTrue( $method->invoke( $this->bridge, array(
			'model' => 'listing', 'slug' => 'x', 'meta_key' => 'hp_listing_x',
			'type' => 'text', 'filterable' => true, 'sortable' => false, 'searchable' => true,
		) ) );

		// Sortable but not filterable → promote.
		$this->assertTrue( $method->invoke( $this->bridge, array(
			'model' => 'listing', 'slug' => 'x', 'meta_key' => 'hp_listing_x',
			'type' => 'text', 'filterable' => false, 'sortable' => true, 'searchable' => false,
		) ) );

		// Searchable only (no filter, no sort) → don't promote (full-text would
		// be a different optimization).
		$this->assertFalse( $method->invoke( $this->bridge, array(
			'model' => 'listing', 'slug' => 'x', 'meta_key' => 'hp_listing_x',
			'type' => 'text', 'filterable' => false, 'sortable' => false, 'searchable' => true,
		) ) );
	}
}