on Incentives REST API
 * Endpoint: /wp-json/incentives/v1/get-incentives
 */

/**
 * Register the custom REST route.
 */
add_action('rest_api_init', function () {
    register_rest_route('incentives/v1', '/get-incentives', [
        'methods'             => WP_REST_Server::READABLE,
        'callback'            => 'pion_get_incentives',
        'permission_callback' => '__return_true',
    ]);
});

/**
 * Callback: return incentives grouped by province.
 *
 * @param WP_REST_Request $request
 * @return WP_REST_Response
 */
function pion_get_incentives(WP_REST_Request $request)
{
    // Base response structure (index order can matter for your frontend)
    $response = [
        0 => [
            'province' => 'Federal',
            'cards'    => [],
        ],
        1 => [
            'province' => 'Ontario',
            'cards'    => [],
        ],
        2 => [
            'province' => 'Quebec',
            'cards'    => [],
        ],
        3 => [
            'province' => 'Nova Scotia',
            'cards'    => [],
        ],
        4 => [
            'province' => 'Prince Edward Island',
            'cards'    => [],
        ],
        5 => [
            'province' => 'British Columbia',
            'cards'    => [],
        ],
        6 => [
            'province' => 'New Brunswick',   // 👈 NEW PROVINCE
            'cards'    => [],
        ],
    ];

    // Pull incentives (adjust post_type if yours is different)
    $query_args = [
        'post_type'      => 'incentive',
        'posts_per_page' => -1,
        'post_status'    => 'publish',
    ];

    $incentives = get_posts($query_args);

    foreach ($incentives as $incentive) {
        $title = $incentive->post_title;

        // Card payload – tweak fields if your frontend expects more/different keys
        $card = [
            'id'      => $incentive->ID,
            'title'   => $title,
            'content' => apply_filters('the_content', $incentive->post_content),
            'link'    => get_permalink($incentive->ID),
        ];

        // Put the card into the right province bucket based on title text
        switch (true) {
            case stripos($title, 'Ontario') !== false:
                $response[1]['cards'][] = $card;
                break;

            case stripos($title, 'Quebec') !== false:
                $response[2]['cards'][] = $card;
                break;

            case stripos($title, 'Nova Scotia') !== false:
                $response[3]['cards'][] = $card;
                break;

            case stripos($title, 'PEI') !== false:
            case stripos($title, 'Prince Edward Island') !== false:
                $response[4]['cards'][] = $card;
                break;

            case stripos($title, 'British Columbia') !== false:
                $response[5]['cards'][] = $card;
                break;

            case stripos($title, 'New Brunswick') !== false:   // 👈 NEW CASE
                $response[6]['cards'][] = $card;
                break;

            default:
                // Anything that doesn't match a province goes into Federal/other
                $response[0]['cards'][] = $card;
                break;
        }
    }

    return new WP_REST_Response($response, 200);
}

/**
 * CORS headers so your frontend can call the API from anywhere.
 */
function add_cors_headers()
{
    header("Access-Control-Allow-Origin: *");
    header("Access-Control-Allow-Methods: GET");
    header("Access-Control-Allow-Headers: X-Requested-With, Content-Type, Accept, Origin, Authorization");
}
add_action('rest_api_init', 'add_cors_headers', 15);

n pion_get_incentives(WP_REST_Request $request)
{
    // Base response structure
    $response = [
        0 => [
            'province' => 'Federal',
            'cards'    => [],
        ],
        1 => [
            'province' => 'Ontario',
            'cards'    => [],
        ],
        2 => [
            'province' => 'Quebec',
            'cards'    => [],
        ],
        3 => [
            'province' => 'Nova Scotia',
            'cards'    => [],
        ],
        4 => [
            'province' => 'Prince Edward Island',
            'cards'    => [],
        ],
        5 => [
            'province' => 'British Columbia',
            'cards'    => [],
        ],
        6 => [
            'province' => 'New Brunswick',   // 👈 NEW PROVINCE
            'cards'    => [],
        ],
    ];

    // Your existing query
    $query_args = [
        'post_type'      => 'incentive',
        'posts_per_page' => -1,
        'post_status'    => 'publish',
    ];

    $incentives = get_posts($query_args);

    foreach ($incentives as $incentive) {
        $card = [
            'id'      => $incentive->ID,
            'title'   => $incentive->post_title,
            'content' => apply_filters('the_content', $incentive->post_content),
            'link'    => get_permalink($incentive->ID),
        ];

        switch (true) {
            case strpos($incentive->post_title, 'Ontario') !== false:
                $response[1]['cards'][] = $card;
                break;

            case strpos($incentive->post_title, 'Quebec') !== false:
                $response[2]['cards'][] = $card;
                break;

            case strpos($incentive->post_title, 'Nova Scotia') !== false:
                $response[3]['cards'][] = $card;
                break;

            case strpos($incentive->post_title, 'PEI') !== false:
            case strpos($incentive->post_title, 'Prince Edward Island') !== false:
                $response[4]['cards'][] = $card;
                break;

            case strpos($incentive->post_title, 'British Columbia') !== false:
                $response[5]['cards'][] = $card;
                break;

            case strpos($incentive->post_title, 'New Brunswick') !== false:  // 👈 NEW CASE
                $response[6]['cards'][] = $card;
                break;

            default:
                // no province match
                break;
        }
    }

    return new WP_REST_Response($response, 200);
}

// CORS
function add_cors_headers()
{
    header("Access-Control-Allow-Origin: *");
    header("Access-Control-Allow-Methods: GET");
    header("Access-Control-Allow-Headers: X-Requested-With, Content-Type, Accept, Origin, Authorization");
}
add_action('rest_api_init', 'add_cors_headers', 15);