class Elem_Tokens {

	/**
	 * Integration code
	 *
	 * @var string
	 */
	public static $integration = 'ELEM';

	public function __construct() {

		add_filter( 'automator_maybe_trigger_elem_elemform_tokens', [ $this, 'elem_possible_tokens' ], 20, 2 );
		add_filter( 'automator_maybe_parse_token', [ $this, 'elem_token' ], 20, 6 );

		// Save latest form entry in trigger meta for tokens.
		add_action( 'automator_save_elementor_form_entry', [ $this, 'elem_save_form_entry' ], 10, 3 );
	}

	/**
	 * Only load this integration and its triggers and actions if the related
	 * plugin is active
	 *
	 * @param bool   $status status of plugin.
	 * @param string $plugin plugin code.
	 *
	 * @return bool
	 */
	public function plugin_active( $status, $plugin ) {

		if ( self::$integration === $plugin ) {
			if ( defined( 'ELEMENTOR_PRO_PATH' ) ) {
				$status = true;
			} else {
				$status = false;
			}
		}

		return $status;
	}

	/**
	 * Prepare tokens.
	 *
	 * @param array $tokens .
	 * @param array $args   .
	 *
	 * @return array
	 */
	public function elem_possible_tokens( $tokens = array(), $args = array() ) {
		$form_id      = $args['value'];
		$trigger_meta = $args['meta'];

		if ( ! empty( $form_id ) ) {
			global $wpdb;
			$query      = "SELECT ms.meta_value  FROM {$wpdb->postmeta} ms JOIN {$wpdb->posts} p on p.ID = ms.post_id WHERE ms.meta_key LIKE '_elementor_data' AND ms.meta_value LIKE '%form_fields%' AND p.post_status = 'publish' ";
			$post_metas = $wpdb->get_results( $query );
			$fields     = array();
			if ( ! empty( $post_metas ) ) {
				foreach ( $post_metas as $post_meta ) {

					$inner_forms = Automator()->helpers->recipe->elementor->get_all_inner_forms( json_decode( $post_meta->meta_value ) );
					if ( ! empty( $inner_forms ) ) {
						foreach ( $inner_forms as $form ) {
							if ( $form->id == $form_id ) {
								if ( isset( $form->settings ) && ! empty( isset( $form->settings->form_fields ) ) ) {
									foreach ( $form->settings->form_fields as $field ) {
										$input_id = $field->custom_id;
										$token_id = "$form_id|$input_id";
										$fields[] = [
											'tokenId'         => $token_id,
											'tokenName'       => isset( $field->field_label ) ? $field->field_label : 'Unknown',
											'tokenType'       => isset( $field->field_type ) ? $field->field_type : 'text',
											'tokenIdentifier' => $trigger_meta,
										];
									}
								}
								$tokens = array_merge( $tokens, $fields );
							}
						}
					}
				}
			}
		}


		return $tokens;
	}

	/**
	 * Parse the token.
	 *
	 * @param $value
	 * @param $pieces
	 * @param $recipe_id
	 * @param $trigger_data
	 * @param $user_id
	 * @param $replace_args
	 *
	 * @return null|string
	 */
	public function elem_token( $value, $pieces, $recipe_id, $trigger_data, $user_id, $replace_args ) {

		$piece = 'ELEMFORM';
		if ( $pieces ) {
			if ( in_array( $piece, $pieces ) ) {

				$recipe_log_id = isset( $replace_args['recipe_log_id'] ) ? (int) $replace_args['recipe_log_id'] : Automator()->maybe_create_recipe_log_entry( $recipe_id, $user_id )['recipe_log_id'];
				if ( $trigger_data && $recipe_log_id ) {
					foreach ( $trigger_data as $trigger ) {
						if ( key_exists( $piece, $trigger['meta'] ) ) {
							$trigger_id     = $trigger['ID'];
							$trigger_log_id = $replace_args['trigger_log_id'];
							$token_info     = explode( '|', $pieces[2] );
							$form_id        = $token_info[0];
							$meta_key       = isset( $token_info[1] ) ? $token_info[1] : '';
							$meta_field     = $piece . '_' . $form_id;
							$entry          = Automator()->helpers->recipe->get_form_data_from_trigger_meta( $meta_field, $trigger_id, $trigger_log_id, $user_id );
							if ( ! empty( $entry ) ) {
								if ( is_array( $entry ) && ! empty( $meta_key ) ) {
									$value = isset( $entry[ $meta_key ] ) ? $entry[ $meta_key ] : '';
									if ( is_array( $value ) ) {
										$value = implode( ', ', $value );
									}
								} else {
									$value = $entry;
								}
							}
						}
					}
				}
			}
		}

		return $value;
	}

	/**
	 * Save form entry in meta.
	 *
	 * @param $form_id
	 * @param $recipes
	 * @param $args
	 *
	 * @return null|string
	 */
	public function elem_save_form_entry( $record, $recipes, $args ) {
		$form_id   = $record->get_form_settings( 'id' );
		$form_name = $record->get_form_settings( 'form_name' );
		$data      = $record->get( 'sent_data' );
		if ( ! empty( $data ) ) {
			$data = serialize( $data );
		}
		if ( is_array( $args ) ) {
			foreach ( $args as $trigger_result ) {
				if ( true === $trigger_result['result'] ) {

					if ( $recipes && ! empty( $form_id ) ) {
						foreach ( $recipes as $recipe ) {
							$triggers = $recipe['triggers'];
							if ( $triggers ) {
								foreach ( $triggers as $trigger ) {
									$trigger_id = $trigger['ID'];
									if ( ! key_exists( 'ELEMFORM', $trigger['meta'] ) ) {
										continue;
									} else {
										// Only form entry id will be saved.
										$user_id           = (int) $trigger_result['args']['user_id'];
										$recipe_log_id_raw = isset( $trigger_result['args']['recipe_log_id'] ) ? (int) $trigger_result['args']['recipe_log_id'] : Automator()->maybe_create_recipe_log_entry( $recipe['ID'], $user_id );
										if ( $recipe_log_id_raw ) {
											$trigger_log_id = (int) $trigger_result['args']['get_trigger_id'];
											$run_number     = (int) $trigger_result['args']['run_number'];
											$args           = [
												'user_id'        => $user_id,
												'trigger_id'     => $trigger_id,
												'meta_key'       => 'ELEMFORM_' . $form_id,
												'meta_value'     => $data,
												'run_number'     => $run_number, //get run number
												'trigger_log_id' => $trigger_log_id,
											];
											Automator()->insert_trigger_meta( $args );
											// For form name
											$args = [
												'user_id'        => $user_id,
												'trigger_id'     => $trigger_id,
												'meta_key'       => 'ELEMFORM_ELEMFORM',
												'meta_value'     => $form_name,
												'run_number'     => $run_number, //get run number
												'trigger_log_id' => $trigger_log_id,
											];

											Automator()->insert_trigger_meta( $args );
										}
									}
								}
							}
						}
					}
				}
			}
		}
	}

}