atlas_webapp/atlas/js/views/business_metadata/BusinessMetadataAttributeItemView.js

define([ "require", "backbone", "hbs!tmpl/business_metadata/BusinessMetadataAttributeItemView_tmpl" ], function(require, Backbone, BusinessMetadataAttributeItemViewTmpl) {
    "use strict";
    return Backbone.Marionette.ItemView.extend({
        template: BusinessMetadataAttributeItemViewTmpl,
        templateHelpers: function() {
            return {
                modalID: this.viewId
            };
        },
        regions: {},
        ui: {
            attributeInput: "[data-id='attributeInput']",
            close: "[data-id='close']",
            dataTypeSelector: "[data-id='dataTypeSelector']",
            searchWeightSelector: "[data-id='searchWeightSelector']",
            entityTypeSelector: "[data-id='entityTypeSelector']",
            enumTypeSelectorContainer: "[data-id='enumTypeSelectorContainer']",
            enumTypeSelector: "[data-id='enumTypeSelector']",
            enumValueSelectorContainer: "[data-id='enumValueSelectorContainer']",
            enumValueSelector: "[data-id='enumValueSelector']",
            multiValueSelect: "[data-id='multiValueSelect']",
            multiValueSelectStatus: "[data-id='multiValueSelectStatus']",
            stringLengthContainer: "[data-id='stringLengthContainer']",
            stringLengthValue: "[data-id='stringLength']",
            createNewEnum: "[data-id='createNewEnum']"
        },
        events: function() {
            var events = {};
            return events["keyup " + this.ui.attributeInput] = function(e) {
                this.model.set({
                    name: e.target.value.trim()
                });
            }, events["change " + this.ui.searchWeightSelector] = function(e) {
                this.model.set({
                    searchWeight: e.target.value.trim()
                });
            }, events["change " + this.ui.dataTypeSelector] = function(e) {
                var obj = {
                    options: this.model.get("options") || {}
                };
                delete obj.enumValues, delete obj.options.maxStrLength, "enumeration" === e.target.value.trim().toLowerCase() ? (this.ui.enumTypeSelectorContainer.show(), 
                this.ui.enumTypeSelector.show(), this.emumTypeSelectDisplay(), this.ui.stringLengthContainer.hide(), 
                this.ui.stringLengthValue.hide()) : (obj.typeName = e.target.value.trim(), "string" === e.target.value.trim().toLowerCase() ? (this.ui.stringLengthContainer.show(), 
                this.ui.stringLengthValue.show(), this.ui.enumTypeSelectorContainer.hide(), this.ui.enumTypeSelector.hide(), 
                this.ui.enumValueSelectorContainer.hide(), obj.options.maxStrLength = this.ui.stringLengthValue.val()) : (this.ui.enumTypeSelectorContainer.hide(), 
                this.ui.enumTypeSelector.hide(), this.ui.enumValueSelectorContainer.hide(), this.ui.stringLengthContainer.hide(), 
                this.ui.stringLengthValue.hide())), this.model.set(obj), "enumeration" != e.target.value.trim() && this.ui.multiValueSelectStatus.trigger("change");
            }, events["change " + this.ui.enumTypeSelector] = function(e) {
                this.model.set({
                    enumValues: e.target.value.trim()
                });
            }, events["change " + this.ui.stringLengthContainer] = function(e) {
                var options = this.model.get("options") || {};
                "string" == this.ui.dataTypeSelector.val() && (options.maxStrLength = e.target.value.trim()), 
                this.model.set({
                    options: options
                });
            }, events["change " + this.ui.enumTypeSelector] = function(e) {
                var emumValue = this.ui.enumTypeSelector.select2("data")[0] ? this.ui.enumTypeSelector.select2("data")[0].text : this.ui.enumTypeSelector.val();
                this.model.set({
                    typeName: emumValue
                }), this.model.get("multiValueSelect") && this.model.set({
                    typeName: "array<" + emumValue + ">"
                }), "" == emumValue || null == emumValue ? this.ui.enumValueSelectorContainer.hide() : (this.ui.enumValueSelectorContainer.show(), 
                this.showEnumValues(_.escape(emumValue)));
            }, events["change " + this.ui.enumValueSelector] = function(e) {
                this.model.set({
                    enumValues: this.ui.enumValueSelector.val()
                });
            }, events["change " + this.ui.multiValueSelectStatus] = function(e) {
                this.model.set({
                    multiValueSelect: e.target.checked
                });
                var typename = this.model.get("typeName");
                typename = e.target.checked ? "array<" + typename + ">" : typename.replace("array<", "").replace(">", ""), 
                this.model.set({
                    typeName: typename
                });
            }, events["change " + this.ui.entityTypeSelector] = function(e) {
                var options = this.model.get("options") || {};
                options.applicableEntityTypes = JSON.stringify(this.ui.entityTypeSelector.val()), 
                this.model.set({
                    options: options
                });
            }, events["click " + this.ui.close] = "onCloseButton", events["click " + this.ui.createNewEnum] = "onCreateUpdateEnum", 
            events;
        },
        initialize: function(options) {
            _.extend(this, _.pick(options, "typeHeaders", "businessMetadataDefCollection", "enumDefCollection", "isAttrEdit", "viewId", "collection")), 
            this.viewId = options.model ? options.model.cid : this.viewId;
        },
        onRender: function() {
            var that = this, entitytypes = "", searchWeightValue = "5", stringLengthValue = "50", applicableEntityType = "";
            if (this.typeHeaders.fullCollection.each(function(model) {
                "ENTITY" == model.toJSON().category && (that.ui.entityTypeSelector.append("<option>" + model.get("name") + "</option>"), 
                entitytypes += '<option  value="' + model.get("name") + '" data-name="' + model.get("name") + '">' + model.get("name") + "</option>");
            }), this.ui.entityTypeSelector.select2({
                placeholder: "选择实体类型",
                allowClear: !0,
                multiple: !0,
                selectionAdapter: $.fn.select2.amd.require("TagHideDeleteButtonAdapter")
            }), this.ui.entityTypeSelector.html(entitytypes), this.ui.entityTypeSelector.on("select2:open", function(e) {
                $(".select2-dropdown--below").addClass("remove-from-list");
            }), this.model.get("searchWeight") && (searchWeightValue = this.model.get("searchWeight") === -1 ? 0 : this.model.get("searchWeight")), 
            this.model.get("options") && (stringLengthValue = this.model.get("options").maxStrLength || "50", 
            applicableEntityType = this.model.get("options").applicableEntityTypes ? JSON.parse(this.model.get("options").applicableEntityTypes) : null), 
            this.ui.stringLengthValue.val(stringLengthValue).trigger("change"), this.ui.searchWeightSelector.val(searchWeightValue).trigger("change"), 
            this.ui.enumValueSelector.attr("disabled", "false"), this.emumTypeSelectDisplay(), 
            this.ui.enumTypeSelectorContainer.hide(), this.ui.enumTypeSelector.hide(), this.ui.enumValueSelectorContainer.hide(), 
            this.isAttrEdit) {
                var typeName = this.model.get("typeName");
                this.ui.close.hide(), this.ui.createNewEnum.hide(), this.ui.attributeInput.val(this.model.get("name")), 
                this.ui.attributeInput.attr("disabled", "false"), this.ui.dataTypeSelector.attr("disabled", "false"), 
                this.ui.dataTypeSelector.attr("disabled", "false"), this.ui.multiValueSelect.hide(), 
                this.ui.dataTypeSelector.val(typeName), "string" == typeName ? (this.ui.stringLengthContainer.show(), 
                this.ui.stringLengthValue.show()) : (this.ui.stringLengthContainer.hide(), this.ui.stringLengthValue.hide()), 
                applicableEntityType && _.each(applicableEntityType, function(valName) {
                    that.ui.entityTypeSelector.find("option").each(function(o) {
                        var $el = $(this);
                        $el.data("name") === valName && $el.attr("data-allowremove", "false");
                    });
                }), this.ui.entityTypeSelector.val(applicableEntityType).trigger("change"), "string" != typeName && "boolean" != typeName && "byte" != typeName && "short" != typeName && "int" != typeName && "float" != typeName && "double" != typeName && "long" != typeName && "date" != typeName && (this.ui.enumTypeSelector.attr("disabled", "false"), 
                this.ui.dataTypeSelector.val("enumeration").trigger("change"), this.ui.enumTypeSelector.val(typeName).trigger("change")), 
                this.model.get("multiValued") && (this.ui.multiValueSelect.show(), $(this.ui.multiValueSelectStatus).prop("checked", !0).trigger("change"), 
                this.ui.multiValueSelectStatus.attr("disabled", "false"));
            }
        },
        showEnumValues: function(enumName) {
            var enumValues = "", selectedValues = [], selectedEnum = this.enumDefCollection.fullCollection.findWhere({
                name: enumName
            }), selectedEnumValues = selectedEnum ? selectedEnum.get("elementDefs") : null;
            _.each(selectedEnumValues, function(enumVal, index) {
                selectedValues.push(enumVal.value), enumValues += "<option>" + _.escape(enumVal.value) + "</option>";
            }), this.ui.enumValueSelector.empty(), this.ui.enumValueSelector.append(enumValues), 
            this.ui.enumValueSelector.val(selectedValues), this.ui.enumValueSelector.select2({
                placeholder: "Select Enum value",
                allowClear: !1,
                tags: !1,
                multiple: !0
            }), this.model.set({
                enumValues: this.ui.enumValueSelector.val()
            });
        },
        emumTypeSelectDisplay: function() {
            var enumTypes = "";
            this.enumDefCollection.fullCollection.each(function(model, index) {
                enumTypes += "<option>" + _.escape(model.get("name")) + "</option>";
            }), this.ui.enumTypeSelector.empty(), this.ui.enumTypeSelector.append(enumTypes), 
            this.ui.enumTypeSelector.val(""), this.ui.enumTypeSelector.select2({
                placeholder: "Select Enum name",
                tags: !1,
                allowClear: !0,
                multiple: !1
            });
        },
        onCreateUpdateEnum: function(e) {
            var that = this;
            require([ "views/business_metadata/EnumCreateUpdateItemView", "modules/Modal" ], function(EnumCreateUpdateItemView, Modal) {
                var view = new EnumCreateUpdateItemView({
                    onUpdateEnum: function() {
                        that.ui.enumValueSelectorContainer.hide(), that.emumTypeSelectDisplay(), that.ui.enumValueSelector.empty();
                    },
                    closeModal: function() {
                        modal.trigger("cancel"), that.enumDefCollection.fetch({
                            success: function() {
                                that.ui.enumTypeSelector.val(that.model.get("typeName")).trigger("change");
                            }
                        });
                    },
                    enumDefCollection: that.enumDefCollection,
                    businessMetadataDefCollection: that.businessMetadataDefCollection
                }), modal = new Modal({
                    title: "创建/修改 枚举",
                    content: view,
                    cancelText: "Cancel",
                    okCloses: !1,
                    okText: "Update",
                    allowCancel: !0,
                    showFooter: !1
                }).open();
                modal.on("closeModal", function() {
                    modal.trigger("cancel");
                });
            });
        },
        onCloseButton: function() {
            var tagName = this.$el.find('[data-id="tagName"]').val();
            this.collection.models.length > 0 && this.model.destroy(), 0 == this.collection.models.length && "" != tagName && this.$el.parent().next().find("button.ok").removeAttr("disabled");
        }
    });
});