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: / opt / wp / plugins / woocommerce / legacy / js / admin /
Filename : wc-shipping-zone-methods.js
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/* global shippingZoneMethodsLocalizeScript, ajaxurl */
( function( $, data, wp, ajaxurl ) {
	$( function() {
		var $table          = $( '.wc-shipping-zone-methods' ),
			$tbody          = $( '.wc-shipping-zone-method-rows' ),
			$save_button    = $( '.wc-shipping-zone-method-save' ),
			$row_template   = wp.template( 'wc-shipping-zone-method-row' ),
			$blank_template = wp.template( 'wc-shipping-zone-method-row-blank' ),

			// Backbone model
			ShippingMethod       = Backbone.Model.extend({
				changes: {},
				logChanges: function( changedRows ) {
					var changes = this.changes || {};

					_.each( changedRows.methods, function( row, id ) {
						changes.methods = changes.methods || { methods : {} };
						changes.methods[ id ] = _.extend( changes.methods[ id ] || { instance_id : id }, row );
					} );

					if ( typeof changedRows.zone_name !== 'undefined' ) {
						changes.zone_name = changedRows.zone_name;
					}

					if ( typeof changedRows.zone_locations !== 'undefined' ) {
						changes.zone_locations = changedRows.zone_locations;
					}

					if ( typeof changedRows.zone_postcodes !== 'undefined' ) {
						changes.zone_postcodes = changedRows.zone_postcodes;
					}

					this.changes = changes;
					this.trigger( 'change:methods' );
				},
				save: function() {
					$.post(
						ajaxurl + ( ajaxurl.indexOf( '?' ) > 0 ? '&' : '?' ) + 'action=woocommerce_shipping_zone_methods_save_changes',
						{
							wc_shipping_zones_nonce : data.wc_shipping_zones_nonce,
							changes                 : this.changes,
							zone_id                 : data.zone_id
						},
						this.onSaveResponse,
						'json'
					);
				},
				onSaveResponse: function( response, textStatus ) {
					if ( 'success' === textStatus ) {
						if ( response.success ) {
							if ( response.data.zone_id !== data.zone_id ) {
								data.zone_id = response.data.zone_id;
								if ( window.history.pushState ) {
									window.history.pushState(
										{},
										'',
										'admin.php?page=wc-settings&tab=shipping&zone_id=' + response.data.zone_id
									);
								}
							}
							shippingMethod.set( 'methods', response.data.methods );
							shippingMethod.trigger( 'change:methods' );
							shippingMethod.changes = {};
							shippingMethod.trigger( 'saved:methods' );

							// Overrides the onbeforeunload callback added by settings.js.
							window.onbeforeunload = null;
						} else {
							window.alert( data.strings.save_failed );
						}
					}
				}
			} ),

			// Backbone view
			ShippingMethodView = Backbone.View.extend({
				rowTemplate: $row_template,
				initialize: function() {
					this.listenTo( this.model, 'change:methods', this.setUnloadConfirmation );
					this.listenTo( this.model, 'saved:methods', this.clearUnloadConfirmation );
					this.listenTo( this.model, 'saved:methods', this.render );
					$tbody.on( 'change', { view: this }, this.updateModelOnChange );
					$tbody.on( 'sortupdate', { view: this }, this.updateModelOnSort );
					$( window ).on( 'beforeunload', { view: this }, this.unloadConfirmation );
					$save_button.on( 'click', { view: this }, this.onSubmit );

					$( document.body ).on(
						'input change',
						'#zone_name, #zone_locations, #zone_postcodes',
						{ view: this },
						this.onUpdateZone
					);
					$( document.body ).on( 'click', '.wc-shipping-zone-method-settings', { view: this }, this.onConfigureShippingMethod );
					$( document.body ).on( 'click', '.wc-shipping-zone-add-method', { view: this }, this.onAddShippingMethod );
					$( document.body ).on( 'wc_backbone_modal_response', this.onConfigureShippingMethodSubmitted );
					$( document.body ).on( 'wc_backbone_modal_response', this.onAddShippingMethodSubmitted );
					$( document.body ).on( 'change', '.wc-shipping-zone-method-selector select', this.onChangeShippingMethodSelector );
					$( document.body ).on( 'click', '.wc-shipping-zone-postcodes-toggle', this.onTogglePostcodes );
				},
				onUpdateZone: function( event ) {
					var view      = event.data.view,
						model     = view.model,
						value     = $( this ).val(),
						$target   = $( event.target ),
						attribute = $target.data( 'attribute' ),
						changes   = {};

					event.preventDefault();

					changes[ attribute ] = value;
					model.set( attribute, value );
					model.logChanges( changes );
					view.render();
				},
				block: function() {
					$( this.el ).block({
						message: null,
						overlayCSS: {
							background: '#fff',
							opacity: 0.6
						}
					});
				},
				unblock: function() {
					$( this.el ).unblock();
				},
				render: function() {
					var methods     = _.indexBy( this.model.get( 'methods' ), 'instance_id' ),
						zone_name   = this.model.get( 'zone_name' ),
						view        = this;

					// Set name.
					$('.wc-shipping-zone-name').text( zone_name ? zone_name : data.strings.default_zone_name );

					// Blank out the contents.
					this.$el.empty();
					this.unblock();

					if ( _.size( methods ) ) {
						// Sort methods
						methods = _.sortBy( methods, function( method ) {
							return parseInt( method.method_order, 10 );
						} );

						// Populate $tbody with the current methods
						$.each( methods, function( id, rowData ) {
							if ( 'yes' === rowData.enabled ) {
								rowData.enabled_icon = '<span class="woocommerce-input-toggle woocommerce-input-toggle--enabled">' +
									data.strings.yes +
									'</span>';
							} else {
								rowData.enabled_icon = '<span class="woocommerce-input-toggle woocommerce-input-toggle--disabled">' +
									data.strings.no +
									'</span>';
							}

							view.$el.append( view.rowTemplate( rowData ) );

							var $tr = view.$el.find( 'tr[data-id="' + rowData.instance_id + '"]');

							if ( ! rowData.has_settings ) {
								$tr
									.find( '.wc-shipping-zone-method-title > a' )
									.replaceWith('<span>' + $tr.find( '.wc-shipping-zone-method-title > a' ).text() + '</span>' );
								var $del = $tr.find( '.wc-shipping-zone-method-delete' );
								$tr.find( '.wc-shipping-zone-method-title .row-actions' ).empty().html($del);
							}
						} );

						// Make the rows function
						this.$el.find( '.wc-shipping-zone-method-delete' ).on( 'click', { view: this }, this.onDeleteRow );
						this.$el.find( '.wc-shipping-zone-method-enabled a').on( 'click', { view: this }, this.onToggleEnabled );
					} else {
						view.$el.append( $blank_template );
					}

					this.initTooltips();
				},
				initTooltips: function() {
					$( '#tiptip_holder' ).removeAttr( 'style' );
					$( '#tiptip_arrow' ).removeAttr( 'style' );
					$( '.tips' ).tipTip({ 'attribute': 'data-tip', 'fadeIn': 50, 'fadeOut': 50, 'delay': 50 });
				},
				onSubmit: function( event ) {
					event.data.view.block();
					event.data.view.model.save();
					event.preventDefault();
				},
				onDeleteRow: function( event ) {
					var view    = event.data.view,
						model   = view.model,
						methods   = _.indexBy( model.get( 'methods' ), 'instance_id' ),
						changes = {},
						instance_id = $( this ).closest('tr').data('id');

					event.preventDefault();

					delete methods[ instance_id ];
					changes.methods = changes.methods || { methods : {} };
					changes.methods[ instance_id ] = _.extend( changes.methods[ instance_id ] || {}, { deleted : 'deleted' } );
					model.set( 'methods', methods );
					model.logChanges( changes );
					view.render();
				},
				onToggleEnabled: function( event ) {
					var view        = event.data.view,
						$target     = $( event.target ),
						model       = view.model,
						methods     = _.indexBy( model.get( 'methods' ), 'instance_id' ),
						instance_id = $target.closest( 'tr' ).data( 'id' ),
						enabled     = $target.closest( 'tr' ).data( 'enabled' ) === 'yes' ? 'no' : 'yes',
						changes     = {};

					event.preventDefault();
					methods[ instance_id ].enabled = enabled;
					changes.methods = changes.methods || { methods : {} };
					changes.methods[ instance_id ] = _.extend( changes.methods[ instance_id ] || {}, { enabled : enabled } );
					model.set( 'methods', methods );
					model.logChanges( changes );
					view.render();
				},
				setUnloadConfirmation: function() {
					this.needsUnloadConfirm = true;
					$save_button.prop( 'disabled', false );
				},
				clearUnloadConfirmation: function() {
					this.needsUnloadConfirm = false;
					$save_button.attr( 'disabled', 'disabled' );
				},
				unloadConfirmation: function( event ) {
					if ( event.data.view.needsUnloadConfirm ) {
						event.returnValue = data.strings.unload_confirmation_msg;
						window.event.returnValue = data.strings.unload_confirmation_msg;
						return data.strings.unload_confirmation_msg;
					}
				},
				updateModelOnChange: function( event ) {
					var model     = event.data.view.model,
						$target   = $( event.target ),
						instance_id   = $target.closest( 'tr' ).data( 'id' ),
						attribute = $target.data( 'attribute' ),
						value     = $target.val(),
						methods   = _.indexBy( model.get( 'methods' ), 'instance_id' ),
						changes = {};

					if ( methods[ instance_id ][ attribute ] !== value ) {
						changes.methods[ instance_id ] = {};
						changes.methods[ instance_id ][ attribute ] = value;
						methods[ instance_id ][ attribute ]   = value;
					}

					model.logChanges( changes );
				},
				updateModelOnSort: function( event ) {
					var view         = event.data.view,
						model        = view.model,
						methods        = _.indexBy( model.get( 'methods' ), 'instance_id' ),
						changes      = {};

					_.each( methods, function( method ) {
						var old_position = parseInt( method.method_order, 10 );
						var new_position = parseInt( $table.find( 'tr[data-id="' + method.instance_id + '"]').index() + 1, 10 );

						if ( old_position !== new_position ) {
							methods[ method.instance_id ].method_order = new_position;
							changes.methods = changes.methods || { methods : {} };
							changes.methods[ method.instance_id ] = _.extend(
								changes.methods[ method.instance_id ] || {}, { method_order : new_position }
							);
						}
					} );

					if ( _.size( changes ) ) {
						model.logChanges( changes );
					}
				},
				onConfigureShippingMethod: function( event ) {
					var instance_id = $( this ).closest( 'tr' ).data( 'id' ),
						model       = event.data.view.model,
						methods     = _.indexBy( model.get( 'methods' ), 'instance_id' ),
						method      = methods[ instance_id ];

					// Only load modal if supported
					if ( ! method.settings_html ) {
						return true;
					}

					event.preventDefault();

					$( this ).WCBackboneModal({
						template : 'wc-modal-shipping-method-settings',
						variable : {
							instance_id : instance_id,
							method      : method
						},
						data : {
							instance_id : instance_id,
							method      : method
						}
					});

					$( document.body ).trigger( 'init_tooltips' );
				},
				onConfigureShippingMethodSubmitted: function( event, target, posted_data ) {
					if ( 'wc-modal-shipping-method-settings' === target ) {
						shippingMethodView.block();

						// Save method settings via ajax call
						$.post(
							ajaxurl + ( ajaxurl.indexOf( '?' ) > 0 ? '&' : '?' ) + 'action=woocommerce_shipping_zone_methods_save_settings',
							{
								wc_shipping_zones_nonce : data.wc_shipping_zones_nonce,
								instance_id             : posted_data.instance_id,
								data                    : posted_data
							},
							function( response, textStatus ) {
								if ( 'success' === textStatus && response.success ) {
									$( 'table.wc-shipping-zone-methods' ).parent().find( '#woocommerce_errors' ).remove();

									// If there were errors, prepend the form.
									if ( response.data.errors.length > 0 ) {
										shippingMethodView.showErrors( response.data.errors );
									}

									// Method was saved. Re-render.
									if ( _.size( shippingMethodView.model.changes ) ) {
										shippingMethodView.model.save();
									} else {
										shippingMethodView.model.onSaveResponse( response, textStatus );
									}
								} else {
									window.alert( data.strings.save_failed );
									shippingMethodView.unblock();
								}
							},
							'json'
						);
					}
				},
				showErrors: function( errors ) {
					var error_html = '<div id="woocommerce_errors" class="error notice is-dismissible">';

					$( errors ).each( function( index, value ) {
						error_html = error_html + '<p>' + value + '</p>';
					} );
					error_html = error_html + '</div>';

					$( 'table.wc-shipping-zone-methods' ).before( error_html );
				},
				onAddShippingMethod: function( event ) {
					event.preventDefault();

					$( this ).WCBackboneModal({
						template : 'wc-modal-add-shipping-method',
						variable : {
							zone_id : data.zone_id
						}
					});

					$( '.wc-shipping-zone-method-selector select' ).trigger( 'change' );
				},
				onAddShippingMethodSubmitted: function( event, target, posted_data ) {
					if ( 'wc-modal-add-shipping-method' === target ) {
						shippingMethodView.block();

						// Add method to zone via ajax call
						$.post( ajaxurl + ( ajaxurl.indexOf( '?' ) > 0 ? '&' : '?' ) + 'action=woocommerce_shipping_zone_add_method', {
							wc_shipping_zones_nonce : data.wc_shipping_zones_nonce,
							method_id               : posted_data.add_method_id,
							zone_id                 : data.zone_id
						}, function( response, textStatus ) {
							if ( 'success' === textStatus && response.success ) {
								if ( response.data.zone_id !== data.zone_id ) {
									data.zone_id = response.data.zone_id;
									if ( window.history.pushState ) {
										window.history.pushState(
											{},
											'',
											'admin.php?page=wc-settings&tab=shipping&zone_id=' + response.data.zone_id
										);
									}
								}
								// Trigger save if there are changes, or just re-render
								if ( _.size( shippingMethodView.model.changes ) ) {
									shippingMethodView.model.save();
								} else {
									shippingMethodView.model.set( 'methods', response.data.methods );
									shippingMethodView.model.trigger( 'change:methods' );
									shippingMethodView.model.changes = {};
									shippingMethodView.model.trigger( 'saved:methods' );
								}
							}
							shippingMethodView.unblock();
						}, 'json' );
					}
				},
				onChangeShippingMethodSelector: function() {
					var description = $( this ).find( 'option:selected' ).data( 'description' );
					$( this ).parent().find( '.wc-shipping-zone-method-description' ).remove();
					$( this ).after( '<div class="wc-shipping-zone-method-description">' + description + '</div>' );
					$( this ).closest( 'article' ).height( $( this ).parent().height() );
				},
				onTogglePostcodes: function( event ) {
					event.preventDefault();
					var $tr = $( this ).closest( 'tr');
					$tr.find( '.wc-shipping-zone-postcodes' ).show();
					$tr.find( '.wc-shipping-zone-postcodes-toggle' ).hide();
				}
			} ),
			shippingMethod = new ShippingMethod({
				methods: data.methods,
				zone_name: data.zone_name
			} ),
			shippingMethodView = new ShippingMethodView({
				model:    shippingMethod,
				el:       $tbody
			} );

		shippingMethodView.render();

		$tbody.sortable({
			items: 'tr',
			cursor: 'move',
			axis: 'y',
			handle: 'td.wc-shipping-zone-method-sort',
			scrollSensitivity: 40
		});
	});
})( jQuery, shippingZoneMethodsLocalizeScript, wp, ajaxurl );