/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

define(['require',
    'backbone',
    'hbs!tmpl/audit/CreateAuditTableLayoutView_tmpl',
    'utils/Enums',
    'utils/CommonViewFunction',
    'utils/Utils'
], function(require, Backbone, CreateAuditTableLayoutViewTmpl, Enums, CommonViewFunction, Utils) {
    'use strict';

    var CreateAuditTableLayoutView = Backbone.Marionette.LayoutView.extend(
        /** @lends CreateAuditTableLayoutView */
        {
            _viewName: 'CreateAuditTableLayoutView',

            template: CreateAuditTableLayoutViewTmpl,

            templateHelpers: function(){
                return {
                    technicalPropPanelId: this.technicalPropId,
                    relationshipPropPanelId: this.relationshipPropId,
                    userdefinedPropPanelId: this.userDefinedPropId
                };
            },

            /** Layout sub regions */
            regions: {},

            /** ui selector cache */
            ui: {
                auditValue: "[data-id='auditValue']",
                name: "[data-id='name']",
                noData: "[data-id='noData']",
                tableAudit: "[data-id='tableAudit']",
                auditHeaderValue: "[data-id='auditHeaderValue']",
                attributeDetails: "[data-id='attributeDetails']",
                attributeCard: "[data-id='attribute-card']",
                labelsDetailsTable: "[data-id='labelsDetails']",
                labelCard: "[data-id='label-card']",
                customAttributeDetails: "[data-id='customAttributeDetails']",
                customAttrCard: "[data-id='custom-attr-card']",
                relationShipAttributeDetails: "[data-id='relationShipAttributeDetails']",
                relationshipAttrCard: "[data-id='relationship-attr-card']",
                attributeDetailCard: "[data-id='attributeDetail-card']",
                detailsAttribute: "[data-id='detailsAttribute']",
                panelAttrHeading: "[data-id='panel-attr-heading']",
                nameUpdate: "[data-id='name-update']"

            },
            /** ui events hash */
            events: function() {
                var events = {};
                return events;
            },
            /**
             * intialize a new CreateAuditTableLayoutView Layout
             * @constructs
             */
            initialize: function(options) {
                _.extend(this, _.pick(options, 'guid', 'entityModel', 'action', 'entity', 'entityName', 'attributeDefs'));
                var modelID = this.entityModel.cid || parseInt((Math.random() * 100));
                this.technicalPropId = this.getRandomID(modelID);
                this.relationshipPropId = this.getRandomID(modelID, this.technicalPropId);
                this.userDefinedPropId = this.getRandomID(modelID, this.technicalPropId, this.userDefinedPropId);
            },
            bindEvents: function() {},
            onRender: function() {
                this.auditTableGenerate();
            },
            getRandomID: function(modelID, technicalPropId, relationshipPropId) {
                var randomIdObj = CommonViewFunction.getRandomIdAndAnchor();
                randomIdObj.id = randomIdObj.id + modelID;
                randomIdObj.anchor = randomIdObj.anchor + modelID;
                return (randomIdObj === technicalPropId || randomIdObj === relationshipPropId) ? this.getRandomID(technicalPropId, relationshipPropId) : randomIdObj;
            },
            createTableWithValues: function(tableDetails) {
                var attrTable = CommonViewFunction.propertyTable({
                    scope: this,
                    attributeDefs: this.attributeDefs,
                    valueObject: tableDetails
                });
                return attrTable;

            },
            updateName: function(name) {
                this.ui.name.html("<span>Name: </span><span>" + name + "</span>");
            },
            noDetailsShow: function() {
                this.ui.noData.removeClass('hide');
            },
            auditTableGenerate: function() {
                var that = this,
                    table = "";
                var detailObj = this.entityModel.get('details');
                if (detailObj) {
                    if (detailObj.search(':') >= 0) {
                        var parseDetailsObject = detailObj.split(':'),
                            type = "",
                            auditData = "";
                        if (parseDetailsObject.length > 1) {
                            type = parseDetailsObject[0];
                            parseDetailsObject.shift();
                            auditData = parseDetailsObject.join(":");
                        }
                        if (auditData.search('{') === -1) {
                            if (type.trim() === "Added labels" || type.trim() === "Deleted labels") {
                                this.updateName(auditData.trim().split(" ").join(","));
                            } else {
                                this.updateName(auditData);
                            }
                        } else {
                            try {
                                parseDetailsObject = JSON.parse(auditData);
                                var skipAttribute = parseDetailsObject.typeName ? "guid" : null,
                                    name = Utils.getName(parseDetailsObject, null, skipAttribute);
                                if (name == "-") {
                                    name = _.escape(parseDetailsObject.typeName);
                                }
                                var name = ((name ? name : this.entityName));
                                that.updateName(name);
                                if (parseDetailsObject) {
                                    var attributesDetails = $.extend(true, {}, parseDetailsObject.attributes),
                                        customAttr = parseDetailsObject.customAttributes,
                                        labelsDetails = parseDetailsObject.labels,
                                        relationshipAttributes = parseDetailsObject.relationshipAttributes,
                                        bmAttributesDeails = that.entity.businessAttributes ? that.entity.businessAttributes[parseDetailsObject.typeName] : null;
                                    if (attributesDetails) {
                                        if (bmAttributesDeails) {
                                            _.each(Object.keys(attributesDetails), function(key) {
                                                if (bmAttributesDeails[key].typeName.toLowerCase().indexOf("array<date>") > -1) {
                                                    if (attributesDetails[key].length) { // multiple date values
                                                        attributesDetails[key] = _.map(attributesDetails[key], function(dateValue) {
                                                            return Utils.formatDate({ date: dateValue })
                                                        });
                                                    } else {
                                                        attributesDetails[key] = Utils.formatDate({ date: attributesDetails[key] });
                                                    }
                                                }
                                            })
                                        }
                                        that.ui.attributeDetails.removeClass('hide');
                                        that.action.indexOf("Classification") === -1 ? that.ui.panelAttrHeading.html("Technical properties ") : that.ui.panelAttrHeading.html("Properties ");
                                        var attrTable = that.createTableWithValues(attributesDetails);
                                        that.ui.attributeCard.html(
                                            attrTable);
                                    }
                                    if (!_.isEmpty(customAttr)) {
                                        that.ui.customAttributeDetails.removeClass('hide');
                                        var customAttrTable = that.createTableWithValues(customAttr);
                                        that.ui.customAttrCard.html(
                                            customAttrTable);
                                    }
                                    if (!_.isEmpty(labelsDetails)) {
                                        this.ui.labelsDetailsTable.removeClass('hide');
                                        var labelsTable = '';
                                        _.each(labelsDetails, function(value, key, list) {
                                            labelsTable += "<label class='label badge-default'>" + value + "</label>";
                                        });
                                        that.ui.labelCard.html(
                                            labelsTable);
                                    }
                                    if (!_.isEmpty(relationshipAttributes)) {
                                        that.ui.relationShipAttributeDetails.removeClass('hide');
                                        var relationshipAttrTable = that.createTableWithValues(relationshipAttributes);
                                        that.ui.relationshipAttrCard.html(
                                            relationshipAttrTable);
                                    }
                                    if (!attributesDetails && !customAttr && !labelsDetails && !relationshipAttributes) {
                                        that.ui.detailsAttribute.removeClass('hide');
                                        var attrDetailTable = that.createTableWithValues(parseDetailsObject);
                                        that.ui.attributeDetailCard.html(
                                            attrDetailTable);
                                    }
                                } else {
                                    that.noDetailsShow();
                                }
                            } catch (err) {
                                if (_.isArray(parseDetailsObject)) {
                                    var name = _.escape(parseDetailsObject[0]);
                                }
                                that.updateName(name);
                                that.noDetailsShow();
                            }
                        }
                    } else if (detailObj == "Deleted entity" || detailObj == "Purged entity") {
                        this.entityName ? this.updateName(this.entityName) : (this.ui.name.hide() && this.ui.noData.removeClass("hide"));
                    }
                }
            }
        });
    return CreateAuditTableLayoutView;
});