dcAssetsList/dcAssetsList.js

/*************************************************************************
 *
 * VLOCITY, INC. CONFIDENTIAL
 * __________________
 *
 *  [2014] - [2020] Vlocity, Inc.
 *  All Rights Reserved.
 *
 * NOTICE:  All information contained herein is, and remains
 * the property of Vlocity, Inc. and its suppliers,
 * if any. The intellectual and technical concepts contained
 * herein are proprietary to Vlocity, Inc. and its suppliers and may be
 * covered by U.S. and Foreign Patents, patents in process, and are
 * protected by trade secret or copyright law. Dissemination of this
 * information and reproduction, modification or reverse-engineering
 * of this material, is prohibited unless prior written permission
 * is obtained from Vlocity, Inc.
 *
 */
import { LightningElement, track, api } from "lwc";
import { DCBaseComponent } from "c/dcBaseComponent";

/**
 * @class DCAssetsList
 * @extends {LitElement} Extend the DCBaseComponent base class
 *
 * @classdesc
 * c-dc-assets-list is the component for displaying all the assets.
 * @property {Array} assets - array containing list of all assets.
 *
 * @example
 * Sample Usage -
 *
 * Include the component in your template by adding c-dc-assets-list custom tag
 *
 * <c-dc-assets-list .assets="${assetsList}"></c-dc-assets-list>
 *
 * | Attribute Name    | Type Expected                                                                   | Required |
 * |-------------------|---------------------------------------------------------------------------------|----------|
 * | assets            | It expects an array which contains a list of all assets                         |   Yes    |
 *
 *  KEY INFO -
 *
 *  events fired : "vlocity-dc-route-navigation", "vlocity-dc-update-asset-list-to-os"
 *
 *  events registered :
 *
 *  | Event Name                            | Event source component                             |   Callback Function       | Description                                    |
 *  |---------------------------------------|----------------------------------------------------|---------------------------|------------------------------------------------|
 *  | vlocity-dc-toggle-asset               | vlocity-dc-asset-details                           | toggleAssetSelection      | toggle asset selection in the asset list       |
 *
 *  Dependency - c-dc-assets-list is an independent component and has no dependency on parent component.
 *  It is commonly used in the account page to display the list of all assets for the logged in users.
 *
 *
 *                | Parent Component | Expected Children Components |
 *                |------------------|------------------------------|
 *                | none             | c-dc-asset-details           |
 *
 *
 * Sample with slots -
 *
 * <c-dc-assets-list>
 *    <span slot="{slot_name}">
 *      Custom HTML elements goes here
 *    </span>
 * </c-dc-assets-list>
 *
 * List of available slots -
 *
 * | Slot names                  | Dynamic     | Description                   | Impact                                 |
 * |--------------------------   |-------------|------------------------------------------------------------------------|
 * | dc-asset-details            | -           | Wrapper for asset details     | Replaces each asset detail view        |
 * | dc-asset-modify             | -           | Wrapper for modify button     | Replaces modify button                 |
 * | dc-loading-message          | -           | Wrapper for loading message   | Allows adding of loading message       |
 *
 */

export default class DCAssetsList extends DCBaseComponent(LightningElement) {
  @track _assets = [];
  @track errorCondition = false;
  @track modifyDisabled = true;
  @track loading = false;
  @track translatedLabelsObj = {};
  selectedAssets = [];
  catalogCode = "";

  @api
  set assets(val) {
    if (val) {
      this._assets = val;
    }
  }
  get assets() {
    return this._assets;
  }

  connectedCallback() {
    this.getSDKInstance();
    this.getTranslationLabels();
  }

  /**
   * Method to get digital commerce SDK instance.
   * @memberof DCAssetsList
   */
  getSDKInstance() {
    this.getDigitalCommerceSDK()
      .then((sdkInstance) => {
        this.digitalCommerceSDK = sdkInstance;
        this.digitalCommerceSDK.register("vlocity-dc-toggle-asset", {
          result: this.toggleAssetSelection.bind(this),
        });
      })
      .catch((e) => {
        this.loading = false;
        console.error("Error in getting SDK instance ", e);
      });
  }

  /**
   * Method to get digital commerce translations.
   * @memberof DCAssetsList
   */
  getTranslationLabels() {
    const labelsToFetch = ["ASSETNoAssets", "DCModify"];
    this.fetchTranslatedLabels(labelsToFetch).then((labels) => {
      this.translatedLabelsObj = labels;
    });
  }

  /**
   * Method to move selected assets to basket
   * @memberof DCAssetsList
   */
  async modifyAssets() {
    const input = this.modifyAssetsGetInput();
    const updatedInput = await this.modifyAssetsPreHook(input);
    this.modifyAssetsPreSDKCalls();
    this.modifyAssetsSDKCall(updatedInput);
  }

  /**
   * This function is used to get assetToBasket input object
   * @memberof DCAssetsList
   */
  modifyAssetsGetInput() {
    const input =
      this.digitalCommerceSDK &&
      this.digitalCommerceSDK.createAssetToBasketInput();
    const newDate = new Date();
    newDate.setDate(newDate.getDate() + 1);
    input.basketAction = "AssetToBasket";
    input.rootAssetIds = this.selectedAssets.join(",");
    input.catalogCode = "Phones";
    input.requestDateTime = newDate;
    if(this.digitalCommerceSDK && this.digitalCommerceSDK.accountId) {
      input.context = '{"accountId":"' + this.digitalCommerceSDK.accountId + '"}';
    }
    return input;
  }

  /**
   * This function is used to execute any action before assetToBasket SDK call is made.
   *  @memberof DCAssetsList
   */
  modifyAssetsPreSDKCalls() {
    this.loading = true;
  }

  /**
   * A custom function to be used by customers for customisation, any custom action prior to assetToBasket call can be written here
   *  @param {object} input - Current Input Object.
   *  @memberof DCAssetsList
   */
  modifyAssetsPreHook(input) {
    return Promise.resolve(input);
  }

  /**
   * This function is used to make SDK call for modifyAssets
   * @param {object} input - Current Input Object.
   * @memberof DCAssetsList
   */
  modifyAssetsSDKCall(input) {
    this.digitalCommerceSDK &&
      this.digitalCommerceSDK
        .assetToBasket(input)
        .then((atbResponse) => {
          this.modifyAssetsProcessResponse(atbResponse);
          this.modifyAssetsPostHook(atbResponse);
        })
        .catch((error) => {
          this.modifyAssetsHandleFailure(error);
        });
  }

  /**
   * This function is used to process assetToBasket response
   * @param {object} assets - Assets list from SDK call.
   * @memberof DCAssetsList
   */
  modifyAssetsProcessResponse(atbResponse) {
    this.loading = false;
    if (atbResponse.cartContextKey) {
      sessionStorage.setItem("rootAssetIds", this.selectedAssets);
      const data = {
        path: "shoppingCart",
        catalogCode: this.catalogCode,
        cartContextKey: atbResponse.cartContextKey,
        cartResponse: atbResponse,
        source: "assets",
        isAsset: true
      };
      this.digitalCommerceSDK.fire("vlocity-dc-router", "result", data);
      this.digitalCommerceSDK.fire("vlocity-dc-update-asset-list-to-os", "result", data);
    }
  }

  /**
   * This function is used to handle assetToBasket failure
   * @param {object} error - Error Object from SDK call.
   * @memberof DCAssetsList
   */
  modifyAssetsHandleFailure(error) {
    this.loading = false;
    console.error(error);
  }

  /**
   * A custom function to be used by customers for customisation, any custom action after assetToBasket call is successfull can be written here
   *  @param {object} response - SDK Response object.
   *  @memberof DCAssetsList
   */
  modifyAssetsPostHook() {}

  /**
   * This function is used as event handler for vlocity-dc-toggle-asset event.
   * @param {object} assetSelectionData - Event Data.
   * @memberof DCAssetsList
   */
  toggleAssetSelection(assetSelectionData) {
    if (assetSelectionData.checked) {
      this.selectedAssets.push(assetSelectionData.assetId);
      this.catalogCode = assetSelectionData.catalogCode;
    } else {
      const index = this.selectedAssets.indexOf(assetSelectionData.assetId);
      this.selectedAssets.splice(index, 1);
    }
    this.modifyDisabled = this.selectedAssets.length === 0;
  }
}