import { embed, Embed } from "./connect/Embed";

export class EverAfter {
  workspace: string;
  embed: Embed;
  constructor(workspace: string) {
    this.workspace = workspace;
    this.embed = embed;
  }

  /**
   * Returns the url to a customer's hub.
   *
   * @param {string} email   - The users email address.
   * @param {string} name    - The users name.
   * @param {string} [accountId]  - The account ID of which the user belongs to. If not provided, will try to mach account according to "Manage Users" table in account's persona screen
   * @param {string} [personaName] - The persona (role) name  of the user.If not provided, will try to mach persona according to "Manage Users" table in account's persona screen
   *
   * @returns {Promise<string>} - A url to the users customer hub
   */
  getEmbedUrl = (
    email: string,
    name: string,
    accountId = "",
    personaName = ""
  ): Promise<string> => {
    return embed.getUrl(this.workspace, accountId, personaName, email, name);
  };

  /**
   * ****** DEPRECATED, please use embedToElement method instead ******
   * In client side only!
   * generate an embed url and set it as the Iframe (fetched using the Iframe Id) src
   * @param {string} email   - The users email address.
   * @param {string} name    - The users name.
   * @param {string} iframeCssSelector - The css selector of the Iframe into which you would like to open the url
   * @param {string} [accountId]  - The account ID of which the user belongs to. If not provided, will try to mach account according to "Manage Users" table in account's persona screen
   * @param {string} [personaName] - The persona (role) name  of the user.If not provided, will try to mach persona according to "Manage Users" table in account's persona screen
   *
   * @returns {Promise<boolean>} - True if succeeded
   */
  EmbedToIframe = async (
    email: string,
    name: string,
    iframeCssSelector: string,
    accountId = "",
    personaName = ""
  ) => {
    try {
      console.warn(
        "****** DEPRECATED, please use embedToElement method instead ******"
      );
      const url = await embed.getUrl(
        this.workspace,
        accountId,
        personaName,
        email,
        name
      );

      const elements = document.querySelectorAll(iframeCssSelector);
      for (let index = 0; index < elements.length; index++) {
        const element = elements[index];
        if (element.tagName.toLowerCase() === "iframe") {
          const iframeElement = element as HTMLIFrameElement;
          iframeElement.src = url;
          break;
        }
      }
    } catch (err) {
      console.warn("couldn't open EverAfter embed page", err);
      return false;
    }
    return true;
  };

  /**
   * In client side only!
   * generate an embed url and set it as the Iframe (fetched using the Iframe Id) src
   * @param {string} elementId  - ID of the element you want to replace with embedded Iframe.
   * @param {string} email      - The users email address.
   * @param {string} name       - The users name.
   * @param {object} [options]  - A dictionary of optional values
   * @param {string} [options.accountId] - The account ID of which the user belongs to. If not provided, will try to mach account according to "Manage Users" table in account's persona screen
   * @param {string} [options.personaName] - The persona (role) name  of the user.If not provided, will try to mach persona according to "Manage Users" table in account's persona screen
   * @param {string} [options.embedLocation] - Embed location
   * @param {string} [options.embedLocationUrl] - Embed location url is a full URL that user browsed to.
   *
   * @returns {Promise<boolean>} - True if succeeded
   */
  embedToElement = async (
    elementId: string,
    email: string,
    name: string,
    options?: {
      accountId?: string;
      personaName?: string;
      embedLocation?: string;
      embedLocationUrl?: string;
      baseUrl?: string;
    }
  ) => {
    try {
      const accountId = options?.accountId || "";
      const personaName = options?.personaName || "";
      const embedLocation = options?.embedLocation || "";
      const embedLocationUrl = options?.embedLocationUrl || "";
      const url = await embed.getUrl(
        this.workspace,
        accountId,
        personaName,
        email,
        name,
        embedLocation,
        embedLocationUrl,
        options?.baseUrl
      );

      const sourceElement = document.getElementById(elementId);
      if (!sourceElement) {
        throw new Error(`No element with id "${elementId}" was found`);
      }
      const iframe = document.createElement("iframe");
      // @ts-ignore
      Object.values(sourceElement.attributes).forEach((attribute) => {
        iframe.setAttribute(attribute.name, attribute.value);
      });
      iframe.innerHTML = sourceElement.innerHTML;
      iframe.src = url;
      sourceElement.replaceWith(iframe);
    } catch (err) {
      console.error("couldn't open EverAfter embed page", err);
      return false;
    }
    return true;
  };
}