<?php
/**
 * Aggregate health for dashboard.
 *
 * @package C7DBT
 */

defined( 'ABSPATH' ) || exit;

class C7DBT_Health {

	/**
	 * Full health report (4 dashboard cards).
	 *
	 * @return array
	 */
	public function report() {
		$raw = array(
			'shop'      => ( new C7DBT_Shop_Routes() )->status(),
			'redirects' => ( new C7DBT_Redirects() )->status(),
			'menus'     => ( new C7DBT_Menu_Scanner() )->status(),
			'content'   => ( new C7DBT_Content_Scanner() )->status(),
			'conflicts' => ( new C7DBT_Conflicts() )->status(),
			'branding'  => ( new C7DBT_Brand_Kit() )->status(),
			'visual'    => ( new C7DBT_Visual_Match() )->status(),
			'prelaunch' => ( new C7DBT_Prelaunch() )->status(),
			'site_qa'   => ( new C7DBT_Site_QA() )->status(),
			'security'  => ( new C7DBT_Security() )->status(),
		);

		$cards = array(
			'shop'   => $this->aggregate_card(
				__( 'Shop Setup', '7labs-debug-branding-for-commerce7' ),
				array( $raw['shop'], $raw['redirects'] ),
				__( 'Collection slug, shop link, and live shop URL.', '7labs-debug-branding-for-commerce7' )
			),
			'site'   => $this->aggregate_card(
				__( 'Menus & Fixes', '7labs-debug-branding-for-commerce7' ),
				array( $raw['menus'], $raw['content'], $raw['conflicts'] ),
				__( 'Navigation links, content scan, and integration conflicts.', '7labs-debug-branding-for-commerce7' )
			),
			'design' => $this->aggregate_card(
				__( 'Design', '7labs-debug-branding-for-commerce7' ),
				array( $raw['branding'], $raw['visual'] ),
				__( 'Brand Kit overrides and theme color match.', '7labs-debug-branding-for-commerce7' )
			),
			'launch' => $this->aggregate_card(
				__( 'Launch & QA', '7labs-debug-branding-for-commerce7' ),
				array( $raw['prelaunch'], $raw['site_qa'], $raw['security'] ),
				__( 'Pre-launch checklist, live HTTP smoke tests, and security basics.', '7labs-debug-branding-for-commerce7' )
			),
		);

		$score = 100;
		foreach ( $cards as $card ) {
			if ( 'error' === $card['status'] ) {
				$score -= 15;
			} elseif ( 'warn' === $card['status'] ) {
				$score -= 8;
			}
		}
		$score = max( 0, min( 100, $score ) );

		$overall = 'ok';
		if ( $score < 55 ) {
			$overall = 'error';
		} elseif ( $score < 85 ) {
			$overall = 'warn';
		}

		return array(
			'score'   => $score,
			'overall' => $overall,
			'cards'   => $cards,
			'raw'     => $raw,
			'c7wp'    => C7DBT_Helpers::is_c7wp_active(),
		);
	}

	/**
	 * Merge multiple status arrays into one dashboard card.
	 *
	 * @param string $label    Card title.
	 * @param array  $statuses Status arrays.
	 * @param string $ok_detail Detail when all OK.
	 * @return array
	 */
	private function aggregate_card( $label, array $statuses, $ok_detail ) {
		$priority = array(
			'error' => 3,
			'warn'  => 2,
			'ok'    => 1,
		);
		$worst    = 'ok';
		$issues   = array();

		foreach ( $statuses as $status ) {
			if ( empty( $status['status'] ) ) {
				continue;
			}
			$current = $status['status'];
			if ( isset( $priority[ $current ] ) && $priority[ $current ] > $priority[ $worst ] ) {
				$worst = $current;
			}
			if ( 'ok' !== $current ) {
				$issues[] = isset( $status['label'] ) ? $status['label'] : '';
			}
		}

		$issues = array_filter( array_unique( $issues ) );
		if ( empty( $issues ) ) {
			$detail = $ok_detail;
		} else {
			$detail = implode( ' · ', $issues );
		}

		return array(
			'status' => $worst,
			'label'  => $label,
			'detail' => $detail,
		);
	}
}