Merge branch '3-setup-words-list' into 'master'

Resolve "Setup words list"

Closes #3

See merge request !5

assets/files/words-fr.json

+{
+  "words": [
+    "ANACONDA",
+    "AUTRUCHE",
+    "BARRACUDA",
+    "BOUQUETIN",
+    "COCCINELLE",
+    "CROCODILE",
+    "DROMADAIRE",
+    "ELEPHANT",
+    "ESCARGOT",
+    "FOURMILIER",
+    "GRENOUILLE",
+    "HIPPOCAMPE",
+    "HIPPOPOTAME",
+    "KANGOUROU",
+    "LIBELLULE",
+    "PERROQUET",
+    "PIPISTRELLE",
+    "RHINOCEROS",
+    "SAUTERELLE",
+    "TARENTULE",
+
+    "AUBERGINE",
+    "BETTERAVE",
+    "CITROUILLE",
+    "CONCOMBRE",
+    "FRAMBOISE",
+    "GROSEILLE",
+    "MANDARINE",
+    "MIRABELLE",
+    "MYRTILLE",
+    "PAMPLEMOUSSE",
+
+    "ROUGE",
+    "BLEU",
+    "VERT",
+    "JAUNE",
+    "VIOLET",
+    "ORANGE",
+    "MARRON",
+    "NOIR",
+    "BLANC",
+    "TURQUOISE",
+    "BEIGE",
+    "ROSE",
+
+    "PIVOINE",
+    "TULIPE",
+    "JONQUILLE",
+    "CACTUS",
+
+    "GYMNASTIQUE",
+    "FOOTBALL",
+    "HANDBALL",
+    "COURSE",
+    "CYCLISME",
+    "RANDONNEE",
+
+    "FROMAGE",
+    "PIZZA",
+    "SAUCISSON",
+    "JAMBON",
+    "SALAMI",
+    "PAELLA",
+    "PATES",
+    "SALADE",
+    "SOUPE",
+    "CHOCOLAT",
+    "OEUF",
+    "CREME",
+    "LAIT",
+    "CORNICHON",
+    "FLAN",
+    "TARTE",
+    "PUREE",
+    "SAUMON",
+    "SANDWICH",
+
+    "VOITURE",
+    "MOTO",
+    "VELO",
+    "TRAIN",
+    "BATEAU",
+    "AVION",
+    "HELICOPTERE",
+    "AUTOBUS",
+    "CAR",
+    "TRAINEAU",
+    "FUSEE",
+    "VOILIER",
+    "PAQUEBOT",
+    "METRO",
+    "SOUS-MARIN",
+    "CAMION",
+    "TRACTEUR",
+    "KAYAK"
+  ]
+}

lib/utils/random_pick_word.dart

+import 'dart:async';
+import 'dart:convert';
+import 'package:flutter/services.dart';
+import 'dart:math' show Random;
+
+class RandomPickWord {
+  RandomPickWord();
+
+  String _word;
+  final random = Random();
+
+  init() async {
+    await wordFromLocalFile();
+  }
+
+  Future<void> wordFromLocalFile() async {
+    String jsonString;
+    try {
+      jsonString = await rootBundle.loadString('assets/files/words-fr.json');
+      final jsonResponse = await json.decode(jsonString);
+      var wordList = jsonResponse[jsonResponse.keys.toList().join()];
+      int randomWordIndex = random.nextInt(wordList.length);
+      String word = wordList[random.nextInt(wordList.length)];
+      _word = word ?? 'UNEXPECTED ERROR';
+    } catch (e) {
+      _word = 'UNEXPECTED ERROR';
+    }
+  }
+
+  String get word => _word;
+}

pubspec.yaml

@@ -17,3 +17,5 @@ dev_dependencies:
 
 flutter:
   uses-material-design: true
+  assets:
+    - assets/files/