<?php

namespace City;


function setup() {

	add_action( 'init',                    __NAMESPACE__ . '\store_city' );
	add_action( 'add_meta_boxes',          __NAMESPACE__ . '\store_meta_city' );
	add_action( 'admin_enqueue_scripts',   __NAMESPACE__ . '\admin_scripts', 11 );
	add_action( 'admin_print_scripts',     __NAMESPACE__ . '\admin_templates'   );


	add_action( 'wp_ajax_index_postmeta',  __NAMESPACE__ . '\index_postmeta' );
	add_action( 'wp_ajax_update_postmeta', __NAMESPACE__ . '\update_postmeta' );

}

function store_city() {

	$labels = array(
		'name'               => __( 'Cities', 'WP_LANCASTER' ),
		'singular_name'      => __( 'City', 'WP_LANCASTER' ),
		'add_new'            => __( 'Add New City', 'WP_LANCASTER' ),
		'add_new_item'       => __( 'Add New City', 'WP_LANCASTER' ),
		'new_item'           => __( 'New City', 'WP_LANCASTER' ),
		'edit_item'          => __( 'Edit City', 'WP_LANCASTER' ),
		'view_item'          => __( 'View City', 'WP_LANCASTER' ),
		'all_items'          => __( 'All Cities', 'WP_LANCASTER' ),
		'search_items'       => __( 'Search Cities', 'WP_LANCASTER' ),
		'not_found'          => __( 'No Cities found', 'WP_LANCASTER' ),
		'not_found_in_trash' => __( 'No Cities found in Trash', 'WP_LANCASTER' ),

	);

	$args = array(
		'public'             => true,
		'publicly_queryable' => true,
		'show_ui'            => true,
		'show_in_menu'       => true,
		'query_var'          => true,
		'label'              => __( 'city', 'WP_LANCASTER' ),
		'labels'             => $labels,
		'capability_type'    => 'post',
		'has_archive'        => false
	);

	register_post_type( 'city', $args );

}

/**
* Create Meta boxes for the City cpt
*/
function store_meta_city() {

	add_meta_box(
		'city_streets',
		'City Streets',
		__NAMESPACE__ . '\city_streets_callback',
		'city',
		'normal',
		'default'
	);

}

/**
*  Callback func for Meta box
*/
function city_streets_callback( $post, $metabox ) {

	wp_nonce_field( 'index_get', 'city_streets_get_nonce' );

	?>
	<div id="city_streets_container">
		<div id="create_streets">
			<p></p>
			<input class="widefat" name="create_streets_field" placeholder="Enter New Street" id="create_streets_field">
			<p></p>
			<button class="button button-primary button-large" id="create_streets_submit">Add New Street</button>
		</div>
		<ul id="list_streets">
		</ul>
	</div>
	<?php
}


/**
 * Enqueue scripts for back-end.
 *
 */
function admin_scripts() {

	$post = get_post();

	if ( $post && "city" === $post->post_type ) {

		wp_enqueue_style( 'city-admin', get_template_directory_uri() . "/css/city.css" );

		wp_enqueue_script(
		'city-admin',
		get_template_directory_uri() . "/js/city.js",
		array( 'jquery', 'backbone', 'underscore' ),
		'0.0.1',
		true);

		wp_localize_script( 'city-admin', 'sbPostObject', get_object_vars( $post ) );

	}
}

/**
 *  Index of new CPT. This will show posts in a post type
 */
function index_postmeta() {

	$nonce = isset( $_REQUEST['nonce'] ) ? $_REQUEST['nonce'] : '';
	$id = isset( $_REQUEST['id'] ) ? intval( $_REQUEST['id'] ) : false;
	$key = isset( $_REQUEST['key'] ) ? esc_html( $_REQUEST['key'] ) : false;

	if ( ! wp_verify_nonce( $nonce, 'index_get' ) ) {
		wp_send_json_error( 'Insecure Request' );
	}

	if ( isset( $id, $key ) && 'city_streets' === $key ) {


		$meta = get_post_meta( $id, $key, true );

		wp_send_json_success( $meta );

	} else {
		// If the nonce was invalid or data was not complete
		wp_send_json_error( 'Not a complete request' );
	}

}

/**
 *  Update existing Post meta.
 */
function update_postmeta() {

	$nonce = isset( $_REQUEST['nonce'] ) ? $_REQUEST['nonce'] : '';
	$id = isset( $_REQUEST['id'] ) ? intval( $_REQUEST['id'] ) : false;
	$key = isset( $_REQUEST['key'] ) ? esc_html( $_REQUEST['key'] ) : false;

	if ( ! wp_verify_nonce( $nonce, 'index_get' ) ) {
		wp_send_json_error( 'Insecure Request' );
	}

	if ( isset( $id, $key ) && 'city_streets' === $key ) {

		if ( ! isset( $_REQUEST['value'] ) ) {

			$update = delete_post_meta( $id, $key );

		} else {

			$update = update_post_meta( $id, $key, $_REQUEST['value'] );
		}

		wp_send_json_success( $update );

	} else {
		// If the nonce was invalid or data was not complete
		wp_send_json_error( 'Not a complete request' );
	}

}

/**
 *  Display JS templates in admin footer
 *
 * @since  0.3.0
 *
 * @return void
 *
 */
function admin_templates() {

	?>
	<script type="text/html" id="tmpl-city-streets">
		<p class='post'><%= title %></p>
		<div class='actions'>
			<a href="#" class='edit'>Edit</a><span>|</span>
			<a href="#" class='delete'>delete</a>
		</div>
	</script>

	<script type="text/html" id="tmpl-city-streets-edit">
		<div class="clearfix">
			<p class='post'><%= title %></p>
			<div class='actions'>
				<a href="#" class='cancel'>Cancel</a><span>|</span>
				<a href="#" class='delete'>delete</a>
			</div>
		</div>
		<div class="edit-container clearfix">
			<input type="text" placeholder="street-name" class="widefat" value="<%= title %>"/>
			<div class='actions'>
				<a href="#" class="cancel">Cancel</a>
				<button class='button update'>Update</button>
			</div>
		</div>
	</script>
	<?php
}