igniteui-webcomponents-datasources/esm2015/lib/Entity.js

Reference custom data providers for the Ignite UI Web Components data source.

import { EntityProperty } from "./EntityProperty";
import { XName } from "igniteui-webcomponents-core";
import { toArray } from './util';
export class Entity {
    constructor(name, entityNode) {
        this._properties = null;
        this._primaryKey = null;
        this._name = null;
        this.name = name;
        this.loadProperties(entityNode);
        this.loadPrimaryKey(entityNode);
    }
    get name() {
        return this._name;
    }
    set name(value) {
        this._name = value;
    }
    get properties() {
        if (null == this._properties) {
            this._properties = new Map();
        }
        return this._properties;
    }
    get primaryKey() {
        if (null == this._primaryKey) {
            this._primaryKey = [];
        }
        return this._primaryKey;
    }
    loadProperties(entityNode) {
        let children = toArray(entityNode.elements());
        let elementCount = children.length;
        let nameAttr = XName.get("Name", "");
        let typeAttr = XName.get("Type", "");
        for (let i = 0; i < elementCount; i++) {
            let node = children[i];
            if (node.name.localName == "Property") {
                let name = node.attribute(nameAttr).value;
                let type = node.attribute(typeAttr).value;
                this.properties.set(name, new EntityProperty(name, type));
            }
        }
        ;
    }
    loadPrimaryKey(entityNode) {
        let children = toArray(entityNode.elements());
        let elementCount = children.length;
        let nameAttr = XName.get("Name", "");
        for (let i = 0; i < elementCount; i++) {
            let node = children[i];
            if (node.name.localName == "Key") {
                let subChildren = toArray(node.elements());
                let keyNodeCOunt = subChildren.length;
                for (let j = 0; j < keyNodeCOunt; j++) {
                    let keyNode = subChildren[j];
                    if (keyNode.name.localName == "PropertyRef") {
                        this.primaryKey.push(keyNode.attribute(nameAttr).value);
                    }
                }
            }
        }
        ;
    }
}