game_pick_word.dart

import 'package:flutter/material.dart';
import 'package:provider/provider.dart';

import '../provider/data.dart';
import '../utils/random_pick_word.dart';
import '../utils/random_pick_image.dart';

class GamePickWordPage extends StatelessWidget {
  int _count = 4;

  Future<void> startGame(Data myProvider, String lang) async {
    await resetGame(myProvider);
    myProvider.updateLang = lang;
    await nextWord(myProvider);
  }

  Future<void> resetGame(Data myProvider) async {
    myProvider.updateLang = '';
    myProvider.updateQuestionsCount = 0;
    myProvider.updateGoodAnswers = 0;
    myProvider.updateWrongAnswers = 0;
    myProvider.updateWord = null;
    myProvider.updateImages = null;
  }

  Future<void> nextWord(Data myProvider) async {
    await pickData(myProvider);
    myProvider.updateQuestionsCount = myProvider.questionsCount + 1;
  }

  Future<void> pickData(Data myProvider) async {
    List words;
    List images;
    RandomPickWord randomPickWord;
    RandomPickImage randomPickImage;
    Map word;

    int attempts = 0;
    do {
      randomPickWord = RandomPickWord();
      await randomPickWord.init(myProvider.lang, _count);

      if (randomPickWord.words != null) {
        words = randomPickWord.words;
        word = words.take(1).toList()[0];
        randomPickImage = RandomPickImage();
        await randomPickImage.init(word['key'], _count);
        if (randomPickImage.images != null) {
          images = randomPickImage.images;
          break;
        }
      }
      attempts++;
    } while (attempts < 3);

    if (
      ((words != null) && (words.length == _count))
      &&
      ((images != null) && (images.length == _count))
    ) {
      myProvider.updateWord = word;
      myProvider.updateOtherWords = words.skip(1).toList();
      myProvider.updateImages = images;
    }
  }

  Future<void> checkWord(Data myProvider, word) async {
    if (myProvider.word['key'] == word['key']) {
      myProvider.updateGoodAnswers = myProvider.goodAnswers + 1;
      nextWord(myProvider);