<?php
declare(strict_types=1);

use PHPUnit\Framework\TestCase;

/**
 * Tests for WPDO_HivePress_REST.
 *
 * @covers WPDO_HivePress_REST
 */
class HivePressRestTest extends TestCase {

	private WPDO_HivePress_REST $rest;

	protected function setUp(): void {
		WPDO_HivePress_Bootstrap::reset_for_tests();
		WPDO_HivePress_Detector::reset_for_tests();
		// Default: caller is admin so permission check passes in unit env.
		$GLOBALS['_wp_current_user_can']['manage_options'] = true;
		$this->rest = new WPDO_HivePress_REST();
	}

	public function test_namespace_constant(): void {
		$this->assertSame( 'wpdo/v1', WPDO_HivePress_REST::NAMESPACE );
	}

	public function test_register_routes_does_not_throw(): void {
		// register_rest_route is stubbed in tests/bootstrap.php → returns true.
		$this->rest->register_routes();
		$this->assertTrue( true );
	}

	public function test_check_permission_returns_true_for_admin(): void {
		$this->assertTrue( $this->rest->check_permission() );
	}

	public function test_check_permission_returns_error_for_non_admin(): void {
		$GLOBALS['_wp_current_user_can']['manage_options'] = false;
		$result = $this->rest->check_permission();
		$this->assertInstanceOf( WP_Error::class, $result );
	}

	public function test_get_status_returns_addon_catalog(): void {
		$response = $this->rest->get_status();
		$this->assertInstanceOf( WP_REST_Response::class, $response );
		$data = $response->get_data();

		$this->assertArrayHasKey( 'addons', $data );
		$this->assertArrayHasKey( 'conflicts', $data );
		$this->assertArrayHasKey( 'totals', $data );
		// Catalog should list all 13 known addons regardless of detection state.
		$this->assertSame( 13, $data['totals']['catalog'] );
		// Without HivePress installed, detected = 0.
		$this->assertSame( 0, $data['totals']['detected'] );
	}

	public function test_get_score_returns_report_structure(): void {
		$response = $this->rest->get_score();
		$this->assertInstanceOf( WP_REST_Response::class, $response );
		$data = $response->get_data();

		$this->assertArrayHasKey( 'aggregate', $data );
		$this->assertArrayHasKey( 'adapter_count', $data );
		$this->assertArrayHasKey( 'per_dimension', $data );
		$this->assertArrayHasKey( 'adapters', $data );
	}

	public function test_get_health_returns_ok_when_no_adapters_active(): void {
		$response = $this->rest->get_health();
		$this->assertInstanceOf( WP_REST_Response::class, $response );
		$data = $response->get_data();

		$this->assertArrayHasKey( 'ok', $data );
		$this->assertArrayHasKey( 'probes', $data );
		// No active adapters → vacuously ok.
		$this->assertTrue( $data['ok'] );
		$this->assertSame( array(), $data['probes'] );
	}
}