// Copyright (C) 2022 WYATT GROUP
// Please see the AUTHORS file for details.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.

import 'package:wyatt_cli_toolbox/src/prompt/question.dart';

export 'boolean_question.dart';
export 'framework/framework.dart';
export 'framework/theme.dart';
export 'list_question.dart';
export 'message.dart';
export 'number_question.dart';
export 'password_question.dart';
export 'question.dart';
export 'string_question.dart';
export 'widgets/input.dart';

class Prompt {
  Prompt({this.questions});

  Map<String, dynamic> answers = <String, dynamic>{};
  List<Question<dynamic>>? questions;

  void add(Question<dynamic> question) {
    if (questions != null) {
      questions!.add(question);
    } else {
      questions = <Question<dynamic>>[question];
    }
  }

  void addAll(List<Question<dynamic>> questions) {
    if (this.questions != null) {
      this.questions!.addAll(questions);
    } else {
      this.questions = questions;
    }
  }

  Map<String, dynamic> ask() {
    if (questions != null) {
      for (final Question<dynamic> question in questions!) {
        if (!(question.type == QuestionType.message)) {
          answers[question.identifier] = question.ask();
        } else {
          question.ask();
        }
      }
    } else {
      throw Exception('You must add questions before asking for prompt.');
    }
    return answers;
  }
}