dynamicsnode/src/MetadataUtil.js

Create simple scripts to interact with Dynamics CRM using Node.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var CRMDataTypes_1 = require("./CRMDataTypes");
var Messages_1 = require("./Messages");
var MetadataUtil = (function () {
    function MetadataUtil() {
    }
    MetadataUtil.getEntityMetadataFromCrm = function (crm, entityName) {
        var request = new Messages_1.RetrieveEntityRequest(entityName, CRMDataTypes_1.EntityFilters.All);
        var response = crm.Execute(request);
        return response.EntityMetadata;
    };
    MetadataUtil.getEntityMetadata = function (crm, entityName) {
        if (this._metadataCache[entityName] === undefined) {
            var metadata = this.getEntityMetadataFromCrm(crm, entityName);
            this._metadataCache[entityName] = metadata;
        }
        return this._metadataCache[entityName];
    };
    MetadataUtil.getAttributeMetadata = function (crm, entityName, attributeName) {
        var attributeMetadata = null;
        var entityMetadata = this.getEntityMetadata(crm, entityName);
        if (entityMetadata && entityMetadata.Attributes && entityMetadata.Attributes.length > 0) {
            for (var i = 0; i < entityMetadata.Attributes.length; i++) {
                if (entityMetadata.Attributes[i].LogicalName == attributeName) {
                    attributeMetadata = entityMetadata.Attributes[i];
                    break;
                }
            }
            // In case there isn't an attribute with the specified name, then try to find it by displayname
            if (attributeMetadata === null) {
                for (var i = 0; i < entityMetadata.Attributes.length; i++) {
                    if (entityMetadata.Attributes[i].DisplayName != null &&
                        entityMetadata.Attributes[i].DisplayName.UserLocalizedLabel != null &&
                        entityMetadata.Attributes[i].DisplayName.UserLocalizedLabel.Label != null &&
                        entityMetadata.Attributes[i].DisplayName.UserLocalizedLabel.Label.toLowerCase() == attributeName.toLowerCase()) {
                        attributeMetadata = entityMetadata.Attributes[i];
                        break;
                    }
                }
            }
        }
        return attributeMetadata;
    };
    /** Gets the optionset number value from its label value. If not found returns null */
    MetadataUtil.getOptionsetValue = function (crm, entityName, attributeName, optionsetText) {
        var optionsetValue = null;
        var attribute = this.getAttributeMetadata(crm, entityName, attributeName);
        if (attribute === null)
            throw new Error("Attribute " + attributeName + " not found in entity '" + entityName + "'");
        var options = attribute.OptionSet.Options;
        for (var i = 0; i < options.length; i++) {
            var option = options[i];
            if (option && option.Label && option.Label.UserLocalizedLabel && option.Label.UserLocalizedLabel.Label &&
                option.Label.UserLocalizedLabel.Label === optionsetText) {
                optionsetValue = option.Value;
                break;
            }
        }
        return optionsetValue;
    };
    return MetadataUtil;
}());
MetadataUtil._metadataCache = {};
exports.MetadataUtil = MetadataUtil;
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