/**
 * 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', 'utils/Utils', 'modules/Modal', 'utils/Messages', 'utils/Enums', 'moment'], function(require, Utils, Modal, Messages, Enums, moment) {
    'use strict';

    var CommonViewFunction = {};
    CommonViewFunction.deleteTag = function(options) {
        require(['models/VTag'], function(VTag) {
            if (options && options.guid && options.tagName) {
                var tagModel = new VTag(),
                    notifyObj = {
                        modal: true,
                        text: options.msg,
                        title: options.titleMessage,
                        okText: options.okText,
                        ok: function(argument) {
                            if (options.showLoader) {
                                options.showLoader();
                            }
                            tagModel.deleteAssociation(options.guid, options.tagName, options.associatedGuid, {
                                skipDefaultError: true,
                                success: function(data) {
                                    Utils.notifySuccess({
                                        content: "Classification " + options.tagName + Messages.removeSuccessMessage
                                    });
                                    if (options.callback) {
                                        options.callback();
                                    }
                                    if (options.collection) {
                                        options.collection.fetch({ reset: true });
                                    }

                                },
                                cust_error: function(model, response) {
                                    var message = options.tagName + Messages.deleteErrorMessage;
                                    if (response && response.responseJSON) {
                                        message = response.responseJSON.errorMessage;
                                    }
                                    if (options.hideLoader) {
                                        options.hideLoader();
                                    }
                                    Utils.notifyError({
                                        content: message
                                    });
                                }
                            });
                        },
                        cancel: function(argument) {
                            if (options.hideLoader) {
                                options.hideLoader();
                            }
                        }
                    };
                Utils.notifyConfirm(notifyObj);
            }
        });
    };
    CommonViewFunction.propertyTable = function(options) {
        var scope = options.scope,
            sortBy = options.sortBy,
            valueObject = options.valueObject,
            extractJSON = options.extractJSON,
            isTable = _.isUndefined(options.isTable) ? true : options.isTable,
            attributeDefs = options.attributeDefs,
            formatIntVal = options.formatIntVal,
            showListCount = options.showListCount || true,
            highlightString = options.highlightString,
            numberFormat = options.numberFormat || _.numberFormatWithComa;

        var table = "",
            getHighlightedString = function(resultStr) {
                if (highlightString && highlightString.length) {
                    try {
                        return resultStr.replace(new RegExp(highlightString, "gi"), function(foundStr) {
                            return "<span class='searched-term-highlight'>" + foundStr + "</span>"
                        });
                    } catch (error) {
                        return resultStr;
                    }
                } else {
                    return resultStr;
                }
            },
            getValue = function(val) {
                if (val) {
                    if ((_.isNumber(val) || !_.isNaN(parseInt(val))) && formatIntVal) {
                        return numberFormat(val);
                    } else {
                        return getHighlightedString(val);
                    }
                } else {
                    return "N/A";
                }
            },
            fetchInputOutputValue = function(id, defEntity) {
                var that = this;
                scope.entityModel.getEntityHeader(id, {
                    success: function(serverData) {
                        var value = "",
                            deleteButton = "",
                            data = serverData;
                        value = Utils.getName(data);
                        var id = "";
                        if (data.guid) {
                            if (Enums.entityStateReadOnly[data.status || data.entityStatus]) {
                                deleteButton += '<button title="Deleted" class="btn btn-action btn-md deleteBtn"><i class="fa fa-trash"></i></button>';
                            }
                            id = data.guid;
                        }
                        if (value.length > 0) {
                            scope.$('td div[data-id="' + id + '"]').html('<a href="#!/detailPage/' + id + '">' + getValue(value) + '</a>');
                        } else {
                            scope.$('td div[data-id="' + id + '"]').html('<a href="#!/detailPage/' + id + '">' + _.escape(id) + '</a>');
                        }
                        if (deleteButton.length) {
                            scope.$('td div[data-id="' + id + '"]').addClass('block readOnlyLink');
                            scope.$('td div[data-id="' + id + '"]').append(deleteButton);
                        }
                    },
                    cust_error: function(error, xhr) {
                        if (xhr.status == 403) {
                            scope.$('td div[data-id="' + id + '"]').html('<div><span class="text-danger"><i class="fa fa-exclamation-triangle" aria-hidden="true"></i> Not Authorized</span></div>');
                        } else if (defEntity && defEntity.options && defEntity.options.isSoftReference === "true") {
                            scope.$('td div[data-id="' + id + '"]').html('<div> ' + id + '</div>');
                        } else {
                            scope.$('td div[data-id="' + id + '"]').html('<div><span class="text-danger"><i class="fa fa-exclamation-triangle" aria-hidden="true"></i> ' + Messages.defaultErrorMessage + '</span></div>');
                        }
                    },
                    complete: function() {}
                });
            },
            extractObject = function(opt) {
                var valueOfArray = [],
                    keyValue = opt.keyValue,
                    key = opt.key,
                    defEntity = opt.defEntity;
                if (!_.isArray(keyValue) && _.isObject(keyValue)) {
                    keyValue = [keyValue];
                }
                var subLink = "";
                for (var i = 0; i < keyValue.length; i++) {
                    var inputOutputField = keyValue[i],
                        id = inputOutputField.guid || (_.isObject(inputOutputField.id) ? inputOutputField.id.id : inputOutputField.id),
                        tempLink = "",
                        status = (inputOutputField.status || inputOutputField.entityStatus) || (_.isObject(inputOutputField.id) ? inputOutputField.id.state : inputOutputField.state),
                        readOnly = Enums.entityStateReadOnly[status];
                    if (!inputOutputField.attributes && inputOutputField.values) {
                        inputOutputField['attributes'] = inputOutputField.values;
                    }
                    if (_.isString(inputOutputField) || _.isBoolean(inputOutputField) || _.isNumber(inputOutputField)) {
                        var tempVarfor$check = inputOutputField.toString();
                        if (tempVarfor$check.indexOf("$") == -1) {
                            valueOfArray.push('<span class="json-string">' + getValue(_.escape(inputOutputField)) + '</span>');
                        }
                    } else if (_.isObject(inputOutputField) && !id) {
                        var attributesList = inputOutputField;
                        if (scope.typeHeaders && inputOutputField.typeName) {
                            var typeNameCategory = scope.typeHeaders.fullCollection.findWhere({ name: inputOutputField.typeName });
                            if (attributesList.attributes && typeNameCategory && typeNameCategory.get('category') === 'STRUCT') {
                                attributesList = attributesList.attributes;
                            }
                        }

                        if (extractJSON && extractJSON.extractKey) {
                            var newAttributesList = {};
                            _.each(attributesList, function(objValue, objKey) {
                                var value = _.isObject(objValue) ? objValue : _.escape(objValue),
                                    tempVarfor$check = objKey.toString();
                                if (tempVarfor$check.indexOf("$") == -1) {
                                    if (_.isObject(extractJSON.extractKey)) {
                                        _.each(extractJSON.extractKey, function(extractKey) {
                                            if (objKey === extractKey) {
                                                newAttributesList[_.escape(objKey)] = value;
                                            }
                                        });
                                    } else if (_.isString(extractJSON.extractKey) && extractJSON.extractKey === objKey) {
                                        newAttributesList[_.escape(objKey)] = value;
                                    }
                                }
                            });
                            valueOfArray.push(Utils.JSONPrettyPrint(newAttributesList, getValue));
                        } else {
                            valueOfArray.push(Utils.JSONPrettyPrint(attributesList, getValue));
                        }
                    }
                    if (id && inputOutputField) {
                        var name = Utils.getName(inputOutputField);
                        if ((name === "-" || name === id) && !inputOutputField.attributes) {
                            var fetch = true;
                            var fetchId = (_.isObject(id) ? id.id : id);
                            fetchInputOutputValue(fetchId, defEntity);
                            tempLink += '<div data-id="' + fetchId + '"><div class="value-loader"></div></div>';
                        } else {
                            tempLink += '<a href="#!/detailPage/' + id + '">' + getValue(name) + '</a>'
                        }
                    }
                    if (readOnly) {
                        if (!fetch) {
                            tempLink += '<button title="Deleted" class="btn btn-action btn-md deleteBtn"><i class="fa fa-trash"></i></button>';
                            subLink += '<div class="block readOnlyLink">' + tempLink + '</div>';
                        } else {
                            fetch = false;
                            subLink += tempLink;
                        }

                    } else {
                        if (tempLink.search('href') != -1) {
                            subLink += '<div>' + tempLink + '</div>'
                        } else if (tempLink.length) {
                            subLink += tempLink
                        }
                    }
                }
                if (valueOfArray.length) {
                    subLink = valueOfArray.join(', ');
                }
                return subLink === "" ? "N/A" : subLink;
            }
        var valueObjectKeysList = _.keys(valueObject);
        if (_.isUndefined(sortBy) || sortBy == true) {
            valueObjectKeysList = _.sortBy(valueObjectKeysList);
        }
        valueObjectKeysList.map(function(key) {

            key = _.escape(key);
            if (key == "profileData") {
                return;
            }
            var keyValue = valueObject[key],
                listCount = showListCount && _.isArray(keyValue) && keyValue.length > 0 ? ' (' + numberFormat(keyValue.length) + ')' : "";
            var defEntity = _.find(attributeDefs, { name: key });
            if (defEntity && defEntity.typeName) {
                var defEntityType = defEntity.typeName.toLocaleLowerCase();
                if (defEntityType === 'date') {
                    keyValue = new Date(keyValue);
                } else if (_.isObject(keyValue)) {
                    keyValue = extractObject({ "keyValue": keyValue, "key": key, 'defEntity': defEntity });
                }
            } else {
                if (_.isObject(keyValue)) {
                    keyValue = extractObject({ "keyValue": keyValue, "key": key });
                }
            }
            var val = "";
            if (_.isObject(valueObject[key])) {
                val = keyValue
            } else if (Utils.isUrl(keyValue)) {
                val = '<a target="_blank" class="blue-link" href="' + keyValue + '">' + getValue(keyValue) + '</a>';
            } else if (key === 'guid' || key === "__guid") {
                val = '<a title="' + key + '" href="#!/detailPage/' + keyValue + '">' + getValue(keyValue) + '</a>';
            } else {
                val = getValue(_.escape(keyValue));
            }
            if (isTable) {
                var value = val,
                    appendClass = (value == "N/A" ? "hide-row" : ""),
                    htmlTag = '<div class="scroll-y">' + value + '</div>';
                if (_.isObject(valueObject[key]) && !_.isEmpty(valueObject[key])) {
                    var matchedLinkString = val.match(/href|value-loader\w*/g),
                        matchedJson = val.match(/json-value|json-string\w*/g),
                        isMatchLinkStringIsSingle = matchedLinkString && matchedLinkString.length <= 5,
                        isMatchJSONStringIsSingle = matchedJson && matchedJson.length == 1,
                        expandCollapseButton = "";
                    if ((matchedJson && !isMatchJSONStringIsSingle) || (matchedLinkString && !isMatchLinkStringIsSingle)) {
                        expandCollapseButton = '<button class="expand-collapse-button"><i class="fa"></i></button>';
                        htmlTag = '<pre class="shrink code-block ' + (isMatchJSONStringIsSingle ? 'fixed-height' : '') + '">' + expandCollapseButton + '<code>' + val + '</code></pre>';
                    }
                }
                table += '<tr class="' + appendClass + '"><td>' + (_.escape(key) + listCount) + '</td><td>' + htmlTag + '</td></tr>';
            } else {
                table += '<div>' + val + '</div>';
            }

        });
        return table && table.length > 0 ? table : '<tr class="empty"><td colspan="22"><span>No Record found!</span></td></tr>';
    }
    CommonViewFunction.tagForTable = function(obj) {
        var traits = obj.classifications,
            tagHtml = "",
            addTag = "",
            popTag = "",
            count = 0,
            entityName = Utils.getName(obj);
        if (traits) {
            traits.map(function(tag) {
                var className = "btn btn-action btn-sm btn-blue btn-icon",
                    deleteIcon = "";
                if (obj.guid === tag.entityGuid) {
                    deleteIcon = '<i class="fa fa-times" data-id="delete"  data-assetname="' + entityName + '"data-name="' + tag.typeName + '" data-type="tag" data-guid="' + obj.guid + '" ></i>';
                } else if (obj.guid !== tag.entityGuid && tag.entityStatus === "DELETED") {
                    deleteIcon = '<i class="fa fa-times" data-id="delete"  data-assetname="' + entityName + '"data-name="' + tag.typeName + '" data-type="tag" data-entityguid="' + tag.entityGuid + '" data-guid="' + obj.guid + '" ></i>';
                } else {
                    className += " propagte-classification";
                }
                var tagString = '<a class="' + className + '" data-id="tagClick"><span title="' + tag.typeName + '">' + tag.typeName + '</span>' + deleteIcon + '</a>';
                if (count >= 1) {
                    popTag += tagString;
                } else {
                    tagHtml += tagString;
                }
                ++count;
            });
        }
        if (!Enums.entityStateReadOnly[obj.status || obj.entityStatus]) {
            if (obj.guid) {
                addTag += '<a href="javascript:void(0)" data-id="addTag" class="btn btn-action btn-sm assignTag" data-guid="' + obj.guid + '" ><i class="fa fa-plus"></i></a>';
            } else {
                addTag += '<a href="javascript:void(0)" data-id="addTag" class="btn btn-action btn-sm assignTag"><i style="right:0" class="fa fa-plus"></i></a>';
            }
        }
        if (count > 1) {
            addTag += '<div data-id="showMoreLess" class="btn btn-action btn-sm assignTag"><i class="fa fa-ellipsis-h" aria-hidden="true"></i><div class="popup-tag-term">' + popTag + '</div></div>'
        }
        return '<div class="tagList btn-inline btn-fixed-width">' + tagHtml + addTag + '</div>';
    }
    CommonViewFunction.termForTable = function(obj) {
        var terms = obj.meanings,
            termHtml = "",
            addTerm = "",
            popTerm = "",
            count = 0,
            entityName = Utils.getName(obj);
        if (terms) {
            terms.map(function(term) {
                var className = "btn btn-action btn-sm btn-blue btn-icon",
                    deleteIcon = '<i class="fa fa-times" data-id="delete"  data-assetname="' + entityName + '"data-name="' + term.displayText + '" data-type="term" data-guid="' + obj.guid + '" data-termGuid="' + term.termGuid + '" ></i>',
                    termString = '<a class="' + className + '" data-id="termClick"><span title="' + _.escape(term.displayText) + '">' + _.escape(term.displayText) + '</span>' + deleteIcon + '</a>';
                if (count >= 1) {
                    popTerm += termString;
                } else {
                    termHtml += termString;
                }
                ++count;
            });
        }
        if (!Enums.entityStateReadOnly[obj.status || obj.entityStatus]) {
            if (obj.guid) {
                addTerm += '<a href="javascript:void(0)" data-id="addTerm" class="btn btn-action btn-sm assignTag" data-guid="' + obj.guid + '" ><i class="fa fa-plus"></i></a>';
            } else {
                addTerm += '<a href="javascript:void(0)" data-id="addTerm" class="btn btn-action btn-sm assignTag"><i style="right:0" class="fa fa-plus"></i></a>';
            }
        }
        if (count > 1) {
            addTerm += '<div data-id="showMoreLess" class="btn btn-action btn-sm assignTerm"><i class="fa fa-ellipsis-h" aria-hidden="true"></i><div class="popup-tag-term">' + popTerm + '</div></div>'
        }
        return '<div class="tagList btn-inline btn-fixed-width">' + termHtml + addTerm + '</div>';
    }
    CommonViewFunction.generateQueryOfFilter = function(value) {
        var entityFilters = CommonViewFunction.attributeFilter.extractUrl({ "value": value.entityFilters, "formatDate": true }),
            tagFilters = CommonViewFunction.attributeFilter.extractUrl({ "value": value.tagFilters, "formatDate": true }),
            queryArray = [];

        function objToString(filterObj) {
            var generatedQuery = _.map(filterObj.rules, function(obj, key) {
                if (_.has(obj, 'condition')) {
                    return '&nbsp<span class="operator">' + obj.condition + '</span>&nbsp' + '(' + objToString(obj) + ')';
                } else {
                    return '<span class="key">' + _.escape(obj.id) + '</span>&nbsp<span class="operator">' + _.escape(obj.operator) + '</span>&nbsp<span class="value">' + _.escape(obj.value) + "</span>";
                }
            });
            return generatedQuery;
        }
        if (value.type) {
            var typeKeyValue = '<span class="key">Type:</span>&nbsp<span class="value">' + _.escape(value.type) + '</span>';
            if (entityFilters) {
                var conditionForEntity = entityFilters.rules.length == 1 ? '' : 'AND';
                typeKeyValue += '&nbsp<span class="operator">' + conditionForEntity + '</span>&nbsp(<span class="operator">' + entityFilters.condition + '</span>&nbsp(' + objToString(entityFilters) + '))';
            }
            queryArray.push(typeKeyValue)
        }
        if (value.tag) {
            var tagKeyValue = '<span class="key">Classification:</span>&nbsp<span class="value">' + _.escape(value.tag) + '</span>';
            if (tagFilters) {
                var conditionFortag = tagFilters.rules.length == 1 ? '' : 'AND';
                tagKeyValue += '&nbsp<span class="operator">' + conditionFortag + '</span>&nbsp(<span class="operator">' + tagFilters.condition + '</span>&nbsp(' + objToString(tagFilters) + '))';
            }
            queryArray.push(tagKeyValue);
        }
        if (value.term) {
            var tagKeyValue = '<span class="key">Term:</span>&nbsp<span class="value">' + _.escape(value.term) + '</span>';
            queryArray.push(tagKeyValue);
        }
        if (value.query) {
            queryArray.push('<span class="key">Query:</span>&nbsp<span class="value">' + _.trim(_.escape(value.query)) + '</span>&nbsp');
        }
        if (queryArray.length == 1) {
            return queryArray.join();
        } else {
            return "<span>(</span>&nbsp" + queryArray.join('<span>&nbsp)</span>&nbsp<span>AND</span>&nbsp<span>(</span>&nbsp') + "&nbsp<span>)</span>";

        }
    }
    CommonViewFunction.generateObjectForSaveSearchApi = function(options) {
        var obj = {
            name: options.name,
            guid: options.guid
        };
        var value = options.value;
        if (value) {
            _.each(Enums.extractFromUrlForSearch, function(svalue, skey) {
                if (_.isObject(svalue)) {
                    _.each(svalue, function(v, k) {
                        var val = value[k];
                        if (!_.isUndefinedNull(val)) {
                            if (k == "attributes") {
                                val = val.split(',');
                            } else if (_.contains(["tagFilters", "entityFilters"], k)) {
                                val = CommonViewFunction.attributeFilter.generateAPIObj(val);
                            } else if (_.contains(["includeDE", "excludeST", "excludeSC"], k)) {
                                val = val ? false : true;
                            }
                        }
                        if (_.contains(["includeDE", "excludeST", "excludeSC"], k)) {
                            val = _.isUndefinedNull(val) ? true : val;
                        }
                        if (!obj[skey]) {
                            obj[skey] = {};
                        }
                        obj[skey][v] = val;
                    });
                } else {
                    obj[skey] = value[skey];
                }
            });
            return obj;
        }
    }
    CommonViewFunction.generateUrlFromSaveSearchObject = function(options) {
        var value = options.value,
            classificationDefCollection = options.classificationDefCollection,
            entityDefCollection = options.entityDefCollection,
            obj = {};
        if (value) {
            _.each(Enums.extractFromUrlForSearch, function(svalue, skey) {
                if (_.isObject(svalue)) {
                    _.each(svalue, function(v, k) {
                        var val = value[skey][v];
                        if (!_.isUndefinedNull(val)) {
                            if (k == "attributes") {
                                val = val.join(',');
                            } else if (k == "tagFilters") {
                                if (classificationDefCollection) {
                                    var classificationDef = classificationDefCollection.fullCollection.findWhere({ 'name': value[skey].classification })
                                    attributeDefs = Utils.getNestedSuperTypeObj({
                                        collection: classificationDefCollection,
                                        attrMerge: true,
                                        data: classificationDef.toJSON()
                                    });
                                }
                                val = CommonViewFunction.attributeFilter.generateUrl({ "value": val, "attributeDefs": attributeDefs });
                            } else if (k == "entityFilters") {
                                if (entityDefCollection) {
                                    var entityDef = entityDefCollection.fullCollection.findWhere({ 'name': value[skey].typeName }),
                                        attributeDefs = Utils.getNestedSuperTypeObj({
                                            collection: entityDefCollection,
                                            attrMerge: true,
                                            data: entityDef.toJSON()
                                        });
                                }
                                val = CommonViewFunction.attributeFilter.generateUrl({ "value": val, "attributeDefs": attributeDefs });
                            } else if (_.contains(["includeDE", "excludeST", "excludeSC"], k)) {
                                val = val ? false : true;
                            }
                        }
                        obj[k] = val;
                    });
                } else {
                    obj[skey] = value[skey];
                }
            });
            return obj;
        }
    }
    CommonViewFunction.attributeFilter = {
        generateUrl: function(options) {
            var attrQuery = [],
                attrObj = options.value,
                formatedDateToLong = options.formatedDateToLong,
                attributeDefs = options.attributeDefs,
                /* set attributeType for criterion while creating object*/
                spliter = 1;
            attrQuery = conditionalURl(attrObj, spliter);

            function conditionalURl(options, spliter) {
                if (options) {
                    return _.map(options.rules || options.criterion, function(obj, key) {
                        if (_.has(obj, 'condition')) {
                            return obj.condition + '(' + conditionalURl(obj, (spliter + 1)) + ')';
                        }
                        if (attributeDefs) {
                            var attributeDef = _.findWhere(attributeDefs, { 'name': obj.attributeName });
                            if (attributeDef) {
                                obj.attributeValue = obj.attributeValue;
                                obj['attributeType'] = attributeDef.typeName;
                            }
                        }
                        var type = (obj.type || obj.attributeType),
                            //obj.value will come as an object when selected type is Date and operator is isNull or not_null;
                            value = ((_.isString(obj.value) && _.contains(["is_null", "not_null"], obj.operator) && type === 'date') || _.isObject(obj.value) ? "" : _.trim(obj.value || obj.attributeValue)),
                            url = [(obj.id || obj.attributeName), mapApiOperatorToUI(obj.operator), (type === 'date' && formatedDateToLong && value.length ? Date.parse(value) : value)];
                        if (type) {
                            url.push(type);
                        }
                        return url.join("::");
                    }).join('|' + spliter + '|')
                } else {
                    return null;
                }
            }
            if (attrQuery.length) {
                return attrObj.condition + '(' + attrQuery + ')';
            } else {
                return null;
            }

            function mapApiOperatorToUI(oper) {
                if (oper == "eq") {
                    return "=";
                } else if (oper == "neq") {
                    return "!=";
                } else if (oper == "lt") {
                    return "<";
                } else if (oper == "lte") {
                    return "<=";
                } else if (oper == "gt") {
                    return ">";
                } else if (oper == "gte") {
                    return ">=";
                } else if (oper == "startsWith") {
                    return "begins_with";
                } else if (oper == "endsWith") {
                    return "ends_with";
                } else if (oper == "contains") {
                    return "contains";
                } else if (oper == "notNull") {
                    return "not_null";
                } else if (oper == "isNull") {
                    return "is_null";
                }
                return oper;
            }
        },
        extractUrl: function(options) {
            var attrObj = {},
                urlObj = options.value,
                formatDate = options.formatDate,
                spliter = 1,
                apiObj = options.apiObj,
                mapUiOperatorToAPI = function(oper) {
                    if (oper == "=") {
                        return "eq";
                    } else if (oper == "!=") {
                        return "neq";
                    } else if (oper == "<") {
                        return "lt";
                    } else if (oper == "<=") {
                        return "lte";
                    } else if (oper == ">") {
                        return "gt";
                    } else if (oper == ">=") {
                        return "gte";
                    } else if (oper == "begins_with") {
                        return "startsWith";
                    } else if (oper == "ends_with") {
                        return "endsWith";
                    } else if (oper == "contains") {
                        return "contains";
                    } else if (oper == "not_null") {
                        return "notNull";
                    } else if (oper == "is_null") {
                        return "isNull";
                    }
                    return oper;
                },
                createObject = function(urlObj) {
                    var finalObj = {};
                    finalObj['condition'] = /^AND\(/.test(urlObj) ? "AND" : "OR";
                    urlObj = finalObj.condition === "AND" ? urlObj.substr(4).slice(0, -1) : urlObj.substr(3).slice(0, -1);
                    finalObj[apiObj ? "criterion" : "rules"] = _.map(urlObj.split('|' + spliter + '|'), function(obj, key) {
                        var isStringNested = obj.split('|' + (spliter + 1) + '|').length > 1,
                            isCondition = /^AND\(/.test(obj) || /^OR\(/.test(obj);
                        if (isStringNested && isCondition) {
                            ++spliter;
                            return createObject(obj);
                        } else if (isCondition) {
                            return createObject(obj);
                        } else {
                            var temp = obj.split("::") || obj.split('|' + spliter + '|'),
                                rule = {};
                            if (apiObj) {
                                rule = { attributeName: temp[0], operator: mapUiOperatorToAPI(temp[1]), attributeValue: _.trim(temp[2]) }
                                rule.attributeValue = rule.type === 'date' && formatDate && rule.attributeValue.length ? moment(parseInt(rule.attributeValue)).format('MM/DD/YYYY h:mm A') : rule.attributeValue;
                            } else {
                                rule = { id: temp[0], operator: temp[1], value: _.trim(temp[2]) }
                                if (temp[3]) {
                                    rule['type'] = temp[3];
                                }
                                rule.value = rule.type === 'date' && formatDate && rule.value.length ? moment(parseInt(rule.value)).format('MM/DD/YYYY h:mm A') : rule.value;
                            }
                            return rule;
                        }
                    });
                    return finalObj;
                }
            //if apiObj then create object for API call else for QueryBuilder.
            if (urlObj && urlObj.length) {
                attrObj = createObject(urlObj);
            } else {
                return null;
            }
            return attrObj;
        },
        generateAPIObj: function(url) {
            if (url && url.length) {
                return this.extractUrl({ "value": url, "apiObj": true });
            } else {
                return null;
            }
        }
    }
    CommonViewFunction.createEditGlossaryCategoryTerm = function(options) {
        if (options) {
            var model = options.model,
                isTermView = options.isTermView,
                isGlossaryView = options.isGlossaryView,
                collection = options.collection
        }
        require([
            'views/glossary/CreateEditCategoryTermLayoutView',
            'views/glossary/CreateEditGlossaryLayoutView',
            'modules/Modal'
        ], function(CreateEditCategoryTermLayoutView, CreateEditGlossaryLayoutView, Modal) {
            var view = null,
                title = null;
            if (isGlossaryView) {
                view = new CreateEditGlossaryLayoutView({ "glossaryCollection": collection, "model": model });
                title = "Glossary";
            } else {
                view = new CreateEditCategoryTermLayoutView({ "glossaryCollection": collection, "modelJSON": model });
                title = (isTermView ? 'Term' : 'Category');
            }

            var modal = new Modal({
                "title": ((model ? "Update " : "Create ") + title),
                "content": view,
                "cancelText": "Cancel",
                "okCloses": false,
                "okText": model ? "Update" : "Create",
                "allowCancel": true
            }).open();
            modal.$el.find('button.ok').attr("disabled", "true");
            if (model) {
                view.$('input,textarea').on('keyup', function(e) {
                    modal.$el.find('button.ok').attr("disabled", false);
                });
            } else {
                view.ui.name.on('keyup', function(e) {
                    modal.$el.find('button.ok').attr("disabled", false);
                });
            }
            view.ui.name.on('keyup', function(e) {
                if ((e.keyCode == 8 || e.keyCode == 32 || e.keyCode == 46) && e.currentTarget.value.trim() == "") {
                    modal.$el.find('button.ok').attr("disabled", true);
                }
            });
            modal.on('ok', function() {
                modal.$el.find('button.ok').attr("disabled", true);
                CommonViewFunction.createEditGlossaryCategoryTermSubmit(_.extend({ "ref": view, "modal": modal }, options));
            });
            modal.on('closeModal', function() {
                modal.trigger('cancel');
                if (options.onModalClose) {
                    options.onModalClose()
                }
            });
        });
    }
    CommonViewFunction.createEditGlossaryCategoryTermSubmit = function(options) {
        if (options) {
            var ref = options.ref,
                modal = options.modal,
                model = options.model,
                node = options.node,
                isTermView = options.isTermView,
                isCategoryView = options.isCategoryView,
                collection = options.collection,
                isGlossaryView = options.isGlossaryView,
                data = ref.ui[(isGlossaryView ? "glossaryForm" : "categoryTermForm")].serializeArray().reduce(function(obj, item) {
                    obj[item.name] = item.value.trim();
                    return obj;
                }, {}),
                newModel = new options.collection.model(),
                messageType = "Glossary ";
        }
        if (isTermView) {
            messageType = "Term ";
        } else if (isCategoryView) {
            messageType = "Category ";
        }
        var ajaxOptions = {
            silent: true,
            success: function(rModel, response) {
                Utils.notifySuccess({
                    content: messageType + ref.ui.name.val() + Messages[model ? "editSuccessMessage" : "addSuccessMessage"]
                });
                if (options.callback) {
                    options.callback(rModel);
                }
                modal.trigger('closeModal');
            },
            cust_error: function() {
                modal.$el.find('button.ok').attr("disabled", false);
            }
        }
        if (model) {
            if (isGlossaryView) {
                model.clone().set(data, { silent: true }).save(null, ajaxOptions)
            } else {
                newModel[isTermView ? "createEditTerm" : "createEditCategory"](_.extend(ajaxOptions, {
                    guid: model.guid,
                    data: JSON.stringify(_.extend({}, model, data)),
                }));
            }

        } else {
            if (isGlossaryView) {
                new collection.model().set(data).save(null, ajaxOptions);
            } else {
                if (node) {
                    var key = "anchor",
                        guidKey = "glossaryGuid";
                    data["anchor"] = {
                        "glossaryGuid": node.glossaryId || node.guid,
                        "displayText": node.glossaryName || node.text
                    }
                    if (node.type == "GlossaryCategory") {
                        data["parentCategory"] = {
                            "categoryGuid": node.guid
                        }
                    }
                }
                newModel[isTermView ? "createEditTerm" : "createEditCategory"](_.extend(ajaxOptions, {
                    data: JSON.stringify(data),
                }));
            }
        }

    }
    CommonViewFunction.removeCategoryTermAssociation = function(options) {
        if (options) {
            var selectedGuid = options.selectedGuid,
                termGuid = options.termGuid,
                isCategoryView = options.isCategoryView,
                isTermView = options.isTermView,
                isEntityView = options.isEntityView,
                collection = options.collection,
                model = options.model,
                newModel = new options.collection.model(),
                ajaxOptions = {
                    success: function(rModel, response) {
                        Utils.notifySuccess({
                            content: ((isCategoryView || isEntityView ? "Term" : "Category") + " association is removed successfully")
                        });
                        if (options.callback) {
                            options.callback();
                        }
                    },
                    cust_error: function() {
                        if (options.hideLoader) {
                            options.hideLoader();
                        }
                    }
                },
                notifyObj = {
                    modal: true,
                    text: options.msg,
                    title: options.titleMessage,
                    okText: options.buttonText,
                    ok: function(argument) {
                        if (options.showLoader) {
                            options.showLoader();
                        }
                        if (isEntityView && model) {
                            var data = [model];
                            newModel.removeTermFromEntity(termGuid, _.extend(ajaxOptions, {
                                data: JSON.stringify(data)
                            }))
                        } else {
                            var data = _.extend({}, model);
                            if (isTermView) {
                                data.categories = _.reject(data.categories, function(term) { return term.categoryGuid == selectedGuid });
                            } else {
                                data.terms = _.reject(data.terms, function(term) { return term.termGuid == selectedGuid });
                            }

                            newModel[isTermView ? "createEditTerm" : "createEditCategory"](_.extend(ajaxOptions, {
                                guid: model.guid,
                                data: JSON.stringify(_.extend({}, model, data)),
                            }));
                        }
                    },
                    cancel: function(argument) {}
                };
            Utils.notifyConfirm(notifyObj);
        }
    }
    CommonViewFunction.addRestCsrfCustomHeader = function(xhr, settings) {
        if (settings.url == null) {
            return;
        }
        var method = settings.type;
        if (CommonViewFunction.restCsrfCustomHeader != null && !CommonViewFunction.restCsrfMethodsToIgnore[method]) {
            // The value of the header is unimportant.  Only its presence matters.
            xhr.setRequestHeader(CommonViewFunction.restCsrfCustomHeader, '""');
        }
    }
    CommonViewFunction.restCsrfCustomHeader = null;
    CommonViewFunction.restCsrfMethodsToIgnore = null;
    CommonViewFunction.userDataFetch = function(options) {
        var csrfEnabled = false,
            header = null,
            methods = [];

        function getTrimmedStringArrayValue(string) {
            var str = string,
                array = [];
            if (str) {
                var splitStr = str.split(',');
                for (var i = 0; i < splitStr.length; i++) {
                    array.push(splitStr[i].trim());
                }
            }
            return array;
        }
        if (options.url) {
            $.ajax({
                url: options.url,
                success: function(response) {
                    if (response) {
                        if (response['atlas.rest-csrf.enabled']) {
                            var str = "" + response['atlas.rest-csrf.enabled'];
                            csrfEnabled = (str.toLowerCase() == 'true');
                        }
                        if (response['atlas.rest-csrf.custom-header']) {
                            header = response['atlas.rest-csrf.custom-header'].trim();
                        }
                        if (response['atlas.rest-csrf.methods-to-ignore']) {
                            methods = getTrimmedStringArrayValue(response['atlas.rest-csrf.methods-to-ignore']);
                        }
                        if (csrfEnabled) {
                            CommonViewFunction.restCsrfCustomHeader = header;
                            CommonViewFunction.restCsrfMethodsToIgnore = {};
                            methods.map(function(method) { CommonViewFunction.restCsrfMethodsToIgnore[method] = true; });
                            Backbone.$.ajaxSetup({
                                beforeSend: CommonViewFunction.addRestCsrfCustomHeader
                            });
                        }
                    }
                },
                complete: function(response) {
                    if (options.callback) {
                        options.callback(response.responseJSON);
                    }
                }
            });
        }
    }
    return CommonViewFunction;
});