import {Email} from "./email";
import {Body} from "./body";

export class Composer {
  private static noteBodySize = "14px";
  private static noteFontSize = "11px";

  // TODO move to properties
  private static openaireEmail = "mailto:openaire.test@gmail.com";
  private static subjectPrefix = "[OpenAIRE-Connect] ";
  private static closing = "OpenAIRE team"
  private static openaireAddress = "<a href='https://www.openaire.eu'>www.openaire.eu</a><br>";
  private static signature =  Composer.closing + "<br>" + Composer.openaireAddress;

  private static ifYouAreNotResponsible(): string {
      return "If you are not responsible for this community, please "
              + "<a href=\'" + this.openaireEmail + "\'>contact us</a>. ";
  }

  private static manageNotificationSettings(communityId: string): string {
      return "Click  <a href='https://beta.admin.connect.openaire.eu/manage-user-notifications?communityId="
              + communityId + "'>here</a> to manage your notification settings. ";
  }

  private static youAreManagerOfTheCommunity(communityId: string, communityName: string): string {
      return "You are receiving this e-mail as manager of the community "
              + "<a href='https://beta." + communityId + ".openaire.eu/'>" + communityName + "</a>. ";
  }

  public static composeEmailForNewManager(communityId: string, communityName: string, newCommunityManagers: any): Email {
      let email: Email = new Email();

      email.subject = this.subjectPrefix + communityName + ": Welcome new manager";
      email.body = "<div style='font-size:" + this.noteBodySize + "'><p>Welcome to OpenAIRE Connect!</p>"
                    + "<p>You are receiving this e-mail as you were assigned as manager of the community  <a href='https://beta."
                    + communityId + ".openaire.eu/'>" + communityName + "</a> dashboard. "
                    + "In order to access the administration section of your community you must first login using one of the available options. "
                    + "<br>The administrative rights are associated to the e-mail address, that was used to send you this message."
                    + " If you login with an account associated to a different email, please  <a href='mailto:helpdesk@openaire.eu'>contact us</a>"
                    + " or your colleagues, that already have access to the administration tool, to update your e-mail. <br>"
                    + "You can access the administration tool by clicking the \"Manage\" button that will be available in the top right corner of the dashboard."
                    + "</p>"
                    + this.signature
                    + "<p style='font-size:" + this.noteFontSize + "'>" + this.ifYouAreNotResponsible() + "<p>"
                    + "</div>";
      email.recipients = newCommunityManagers;

      return email;
  }

  public static composeEmailToInformOldManagersForTheNewOnes(communityName: string, communityId: string, firstVersionOfManagers: any, managers: any) : Email {
      let email: Email = new Email();

      email.subject = this.subjectPrefix + communityName + ": Managers list notification";
      email.body = "<div style='font-size:" + this.noteBodySize + "'>"
                    + "<p>There are updates in the managers list for \"" + communityName + "\" community.<br>"
                    + "The list of managers is: " + managers.join(', ') + "</p>"
                    + this.signature
                    + "<p style='font-size:" + this.noteFontSize + "'>"
                    + this.youAreManagerOfTheCommunity(communityId, communityName)
                    + this.ifYouAreNotResponsible()
                    + "<br>"
                    + this.manageNotificationSettings(communityId)
                    + "</p>"
                    + "</div>";
      email.recipients = firstVersionOfManagers;

      return email;
  }

  public static composeEmailToInformManagers(communityName: string, communityId: string, managers: any): Email {
    let email: Email = new Email();

    email.subject = this.subjectPrefix + communityName + ": New subscriber notification";
    email.body = "<div style='font-size" + this.noteBodySize + "'>"
                 + "<p>There is a new subscriber for \"" + communityName + "\" community. Click  "
                 + "<a href='https://beta.admin.connect.openaire.eu/manage-subscribers?communityId="
                 + communityId + "'>here</a> to manage the subscibers list. </p>"
                 + this.signature
                 + "<p style='font-size:" + this.noteFontSize + "'>"
                 + this.youAreManagerOfTheCommunity(communityId, communityName)
                 + "<br>"
                 + this.manageNotificationSettings(communityId)
                 + "</p>"
                 + "</div>";
    email.recipients = managers;

    return email;
  }

  public static formatEmailBodyForInvitation(body: Body): string {
    let fromMessageAndName = "";

    if (body.fromName != "") {
      fromMessageAndName = "<span>" + body.fromMessage + body.fromName + "</span>";
    }

    let formattedEmail = "<div style='font-size:" + this.noteBodySize + "'>"
                         + body.paragraphs
                         + "<p>" + body.signature + fromMessageAndName + "<br>"
                         + this.openaireAddress
                         + "</p>"
                         + "</div>";

    return formattedEmail;
  }

  public static initializeInvitationsBody(communityId: string, communityTitle: string, fullname: string): Body {
    let body: Body = new Body();
    let defaultMainBody = '<p>You are invited to subscribe to <a href="https://beta.' + communityId + '.openaire.eu/">'
                          + communityTitle + '</a> dashboard.<br>'
                          + 'The purpose of this dashboard  is to gather, link &amp; monitor the research results related to your community.</p>'
                          + '<p>The community dashboard is part of the <a href="https://connect.openaire.eu/">OpenAIRE-Connect</a> '
                          + 'project and currently is in BETA version.'
                          + '</p>';

    return body = {fromMessage: ", on behalf of ", fromName: fullname, paragraphs: defaultMainBody, signature: this.closing, note: ""};
  }

  public static initializeInvitationsEmail(communityTitle: string) {
    let email: Email = new Email();

    return email = {body: "", subject: this.subjectPrefix + communityTitle, recipients: []};
  }
}