<?php if ( ! defined( 'ABSPATH' ) ) {
	die; } // Cannot access directly.
/**
 *
 * Fields Class
 *
 * @since 1.0.0
 * @version 1.0.0
 */
if ( ! class_exists( 'ADMINIFY_Fields' ) ) {
	abstract class ADMINIFY_Fields extends ADMINIFY_Abstract {

		public function __construct( $field = [], $value = '', $unique = '', $where = '', $parent = '' ) {
			$this->field  = $field;
			$this->value  = $value;
			$this->unique = $unique;
			$this->where  = $where;
			$this->parent = $parent;
		}

		public function field_name( $nested_name = '' ) {
			$field_id   = ( ! empty( $this->field['id'] ) ) ? $this->field['id'] : '';
			$unique_id  = ( ! empty( $this->unique ) ) ? $this->unique . '[' . $field_id . ']' : $field_id;
			$field_name = ( ! empty( $this->field['name'] ) ) ? $this->field['name'] : $unique_id;
			$tag_prefix = ( ! empty( $this->field['tag_prefix'] ) ) ? $this->field['tag_prefix'] : '';

			if ( ! empty( $tag_prefix ) ) {
				$nested_name = str_replace( '[', '[' . $tag_prefix, $nested_name );
			}

			return $field_name . $nested_name;
		}

		public function field_attributes( $custom_atts = [] ) {
			$field_id   = ( ! empty( $this->field['id'] ) ) ? $this->field['id'] : '';
			$attributes = ( ! empty( $this->field['attributes'] ) ) ? $this->field['attributes'] : [];

			if ( ! empty( $field_id ) && empty( $attributes['data-depend-id'] ) ) {
				$attributes['data-depend-id'] = $field_id;
			}

			if ( ! empty( $this->field['placeholder'] ) ) {
				$attributes['placeholder'] = $this->field['placeholder'];
			}

			$attributes = wp_parse_args( $attributes, $custom_atts );

			$atts = '';

			if ( ! empty( $attributes ) ) {
				foreach ( $attributes as $key => $value ) {
					if ( $value === 'only-key' ) {
						$atts .= ' ' . esc_attr( $key );
					} else {
						$atts .= ' ' . esc_attr( $key ) . '="' . esc_attr( $value ) . '"';
					}
				}
			}

			return $atts;
		}

		public function field_before() {
			return ( ! empty( $this->field['before'] ) ) ? '<div class="adminify-before-text">' . $this->field['before'] . '</div>' : '';
		}

		public function field_after() {
			$output  = ( ! empty( $this->field['after'] ) ) ? '<div class="adminify-after-text">' . $this->field['after'] . '</div>' : '';
			$output .= ( ! empty( $this->field['desc'] ) ) ? '<div class="clear"></div><div class="adminify-desc-text">' . $this->field['desc'] . '</div>' : '';
			$output .= ( ! empty( $this->field['help'] ) ) ? '<div class="adminify-help"><span class="adminify-help-text">' . $this->field['help'] . '</span><i class="fas fa-question-circle"></i></div>' : '';
			$output .= ( ! empty( $this->field['_error'] ) ) ? '<div class="adminify-error-text">' . $this->field['_error'] . '</div>' : '';

			return $output;
		}

		public static function field_data( $type = '', $term = false, $query_args = [] ) {
			$options      = [];
			$array_search = false;

			// sanitize type name
			if ( in_array( $type, [ 'page', 'pages' ] ) ) {
				$option = 'page';
			} elseif ( in_array( $type, [ 'post', 'posts' ] ) ) {
				$option = 'post';
			} elseif ( in_array( $type, [ 'category', 'categories' ] ) ) {
				$option = 'category';
			} elseif ( in_array( $type, [ 'tag', 'tags' ] ) ) {
				$option = 'post_tag';
			} elseif ( in_array( $type, [ 'menu', 'menus' ] ) ) {
				$option = 'nav_menu';
			} else {
				$option = '';
			}

			// switch type
			switch ( $type ) {
				case 'page':
				case 'pages':
				case 'post':
				case 'posts':
					// term query required for ajax select
					if ( ! empty( $term ) ) {
						$query = new WP_Query(
							wp_parse_args(
								$query_args,
								[
									's'              => $term,
									'post_type'      => $option,
									'post_status'    => 'publish',
									'posts_per_page' => 25,
								]
							)
						);
					} else {
						$query = new WP_Query(
							wp_parse_args(
								$query_args,
								[
									'post_type'   => $option,
									'post_status' => 'publish',
								]
							)
						);
					}

					if ( ! is_wp_error( $query ) && ! empty( $query->posts ) ) {
						foreach ( $query->posts as $item ) {
							$options[ $item->ID ] = $item->post_title;
						}
					}

					break;

				case 'category':
				case 'categories':
				case 'tag':
				case 'tags':
				case 'menu':
				case 'menus':
					if ( ! empty( $term ) ) {
						$query = new WP_Term_Query(
							wp_parse_args(
								$query_args,
								[
									'search'     => $term,
									'taxonomy'   => $option,
									'hide_empty' => false,
									'number'     => 25,
								]
							)
						);
					} else {
						$query = new WP_Term_Query(
							wp_parse_args(
								$query_args,
								[
									'taxonomy'   => $option,
									'hide_empty' => false,
								]
							)
						);
					}

					if ( ! is_wp_error( $query ) && ! empty( $query->terms ) ) {
						foreach ( $query->terms as $item ) {
							$options[ $item->term_id ] = $item->name;
						}
					}

					break;

				case 'user':
				case 'users':
					if ( ! empty( $term ) ) {
						$query = new WP_User_Query(
							[
								'search'  => '*' . $term . '*',
								'number'  => 25,
								'orderby' => 'title',
								'order'   => 'ASC',
								'fields'  => [ 'display_name', 'ID' ],
							]
						);
					} else {
						$query = new WP_User_Query( [ 'fields' => [ 'display_name', 'ID' ] ] );
					}

					if ( ! is_wp_error( $query ) && ! empty( $query->get_results() ) ) {
						foreach ( $query->get_results() as $item ) {
							$options[ $item->ID ] = $item->display_name;
						}
					}

					break;

				case 'sidebar':
				case 'sidebars':
					global $wp_registered_sidebars;

					if ( ! empty( $wp_registered_sidebars ) ) {
						foreach ( $wp_registered_sidebars as $sidebar ) {
							  $options[ $sidebar['id'] ] = $sidebar['name'];
						}
					}

					$array_search = true;

					break;

				case 'role':
				case 'roles':
					global $wp_roles;

					if ( ! empty( $wp_roles ) ) {
						if ( ! empty( $wp_roles->roles ) ) {
							foreach ( $wp_roles->roles as $role_key => $role_value ) {
								$options[ $role_key ] = $role_value['name'];
							}
						}
					}

					$array_search = true;

					break;

				case 'post_type':
				case 'post_types':
					$post_types = get_post_types( [ 'show_in_nav_menus' => true ], 'objects' );

					if ( ! is_wp_error( $post_types ) && ! empty( $post_types ) ) {
						foreach ( $post_types as $post_type ) {
							  $options[ $post_type->name ] = $post_type->labels->name;
						}
					}

					$array_search = true;

					break;

				case 'location':
				case 'locations':
					$nav_menus = get_registered_nav_menus();

					if ( ! is_wp_error( $nav_menus ) && ! empty( $nav_menus ) ) {
						foreach ( $nav_menus as $nav_menu_key => $nav_menu_name ) {
							  $options[ $nav_menu_key ] = $nav_menu_name;
						}
					}

					$array_search = true;

					break;

				default:
					if ( is_callable( $type ) ) {
						if ( ! empty( $term ) ) {
							  $options = call_user_func( $type, $query_args );
						} else {
							$options = call_user_func( $type, $term, $query_args );
						}
					}

					break;
			}

			// Array search by "term"
			if ( ! empty( $term ) && ! empty( $options ) && ! empty( $array_search ) ) {
				$options = preg_grep( '/' . $term . '/i', $options );
			}

			// Make multidimensional array for ajax search
			if ( ! empty( $term ) && ! empty( $options ) ) {
				$arr = [];
				foreach ( $options as $option_key => $option_value ) {
					$arr[] = [
						'value' => $option_key,
						'text'  => $option_value,
					];
				}
				$options = $arr;
			}

			return $options;
		}

		public function field_wp_query_data_title( $type, $values ) {
			$options = [];

			if ( ! empty( $values ) && is_array( $values ) ) {
				foreach ( $values as $value ) {
					$options[ $value ] = ucfirst( $value );

					switch ( $type ) {
						case 'post':
						case 'posts':
						case 'page':
						case 'pages':
							  $title = get_the_title( $value );

							if ( ! is_wp_error( $title ) && ! empty( $title ) ) {
								$options[ $value ] = $title;
							}

							break;

						case 'category':
						case 'categories':
						case 'tag':
						case 'tags':
						case 'menu':
						case 'menus':
							$term = get_term( $value );

							if ( ! is_wp_error( $term ) && ! empty( $term ) ) {
								$options[ $value ] = $term->name;
							}

							break;

						case 'user':
						case 'users':
							$user = get_user_by( 'id', $value );

							if ( ! is_wp_error( $user ) && ! empty( $user ) ) {
								$options[ $value ] = $user->display_name;
							}

							break;

						case 'sidebar':
						case 'sidebars':
							global $wp_registered_sidebars;

							if ( ! empty( $wp_registered_sidebars[ $value ] ) ) {
									$options[ $value ] = $wp_registered_sidebars[ $value ]['name'];
							}

							break;

						case 'role':
						case 'roles':
							global $wp_roles;

							if ( ! empty( $wp_roles ) && ! empty( $wp_roles->roles ) && ! empty( $wp_roles->roles[ $value ] ) ) {
								$options[ $value ] = $wp_roles->roles[ $value ]['name'];
							}

							break;

						case 'post_type':
						case 'post_types':
							$post_types = get_post_types( [ 'show_in_nav_menus' => true ] );

							if ( ! is_wp_error( $post_types ) && ! empty( $post_types ) && ! empty( $post_types[ $value ] ) ) {
								$options[ $value ] = ucfirst( $value );
							}

							break;

						case 'location':
						case 'locations':
							$nav_menus = get_registered_nav_menus();

							if ( ! is_wp_error( $nav_menus ) && ! empty( $nav_menus ) && ! empty( $nav_menus[ $value ] ) ) {
								$options[ $value ] = $nav_menus[ $value ];
							}

							break;

						default:
							if ( is_callable( $type . '_title' ) ) {
								$options[ $value ] = call_user_func( $type . '_title', $value );
							}

							break;
					}
				}
			}

			return $options;
		}

	}
}