import {
  OwnerModel,
  OwnerSchema,
} from '@verb/src/libs/stream/host-metadata/versioning/v1/owner.model';
import { SchemaModel } from './base.model';

import {
  HostIdentificationSchema,
  IssuerMetadata,
} from '@verb/src/libs/stream/host-metadata/versioning/v1/host-identification.model';

export class UserModel implements SchemaModel<HostIdentificationSchema> {
  public clientId = '';
  public userId = '';
  public email = '';
  public familyName = '';
  public givenName = '';
  public nickname = '';
  public picture = '';
  public updatedAt = new Date();
  public issuerMetadata: IssuerMetadata = {};

  public constructor(schema?: HostIdentificationSchema) {
    if (schema) {
      this.fromSchema(schema);
    }
  }

  public fromSchema(schema: HostIdentificationSchema) {
    const splitSub = schema.sub.split('|');

    const userId = splitSub.pop();

    if (!userId) {
      throw new Error('userId not found in sub!');
    }

    const clientId = splitSub.join('|');

    if (!clientId) {
      throw new Error('clientId not found in sub!');
    }

    this.clientId = clientId;
    this.userId = userId;

    this.email = schema.email;
    this.familyName = schema.family_name || '';
    this.givenName = schema.given_name || '';
    this.nickname = schema.nickname || '';
    this.picture = schema.picture || '';
    this.updatedAt = new Date(schema.updated_at || '');
    this.issuerMetadata = schema.issuer_metadata || '';
  }

  public toSchema(): HostIdentificationSchema {
    return {
      email: this.email,
      family_name: this.familyName,
      given_name: this.givenName,
      issuer_metadata: this.issuerMetadata,
      nickname: this.nickname,
      picture: this.picture,
      sub: `${this.clientId}|${this.userId}`,
      updated_at: this.updatedAt.toUTCString(),
    };
  }

  public get owner(): OwnerModel {
    const ownerSchema: OwnerSchema = {
      client_id: this.clientId,
      user_id: this.userId,
    };

    return new OwnerModel(ownerSchema);
  }

  public get sub() {
    return `${this.clientId}|${this.userId}`;
  }
}