Firebase find query

firebaseFineOne.ts

  type FilterQuery<T> = {
    [K in keyof T]?: T[K]
  };
  static async findOne(field: FilterQuery<ITranslation>): Promise<any> {
    try {
      const results = await this.builder().where(Object.keys(field)[0], "==", Object.values(field)[0]).get();
      if (results.length) {
        return results[0];
      }

      return null;
    } catch (e) {
      return null;
    }
  }