import {ArrayHelper, StringHelper, TypeSystem} from "../ExtensionMethods";
import {ExchangeService} from "../Core/ExchangeService";
import {PropertySet} from "../Core/PropertySet";

import {ConversationNode} from "./ConversationNode";
import {ComplexPropertyCollection} from "./ComplexPropertyCollection";
/**
 * Represents a collection of conversation items.
 * 
 * @sealed
 */
export class ConversationNodeCollection extends ComplexPropertyCollection<ConversationNode> {

    private propertySet: PropertySet = null;

    /**
     * @internal Initializes a new instance of the **ConversationNodeCollection** class.
     *
     * @param   {PropertySet}   propertySet   The property set.
     */
    constructor(propertySet: PropertySet) {
        super();
        this.propertySet = propertySet;
    }

    /**
     * @internal Gets the name of the collection item XML element.
     *
     * @param   {string}   complexProperty   The complex property.
     * @return  {ConversationNode}           XML element name.
     */
    CreateComplexProperty(xmlElementName: string): ConversationNode {
        return new ConversationNode(this.propertySet);
    }

    /**
     * @internal Creates the default complex property.
     *
     * @return  {ConversationNode}      ConversationItem.
     */
    CreateDefaultComplexProperty(): ConversationNode {
        return new ConversationNode(this.propertySet);
    }

    /**
     * @internal Loads from XMLjsObject.
     *
     * @interface   IJsonCollectionDeserializer
     * 
     * @param   {any}               jsObjectCollection   The json collection.
     * @param   {ExchangeService}   service          The service.
     */
    LoadFromXmlJsObject(jsObjectCollection: any, service: ExchangeService): void {
        let jsCollection: any[] = jsObjectCollection;
        if (!ArrayHelper.isArray(jsCollection)) {
            jsCollection = [jsObjectCollection];
        }

        for (let jsObject of jsCollection) {
            let jsEntry = jsObject;

            if (jsEntry != null) {
                let node: ConversationNode = new ConversationNode(this.propertySet);
                node.LoadFromXmlJsObject(jsEntry, service);
                this.InternalAdd(node);
            }
        }
    }

    /**
     * @internal Gets the name of the collection item XML element.
     *
     * @param   {ConversationNode}  complexProperty   The complex property.
     * @return  {string}            XML element name.
     */
    GetCollectionItemXmlElementName(complexProperty: ConversationNode): string {
        return complexProperty.GetXmlElementName();
    }
}