Check if submitted word is allowed

android/gradle.properties

 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
-app.versionName=0.0.3
-app.versionCode=3
+app.versionName=0.0.4
+app.versionCode=4

icons/build_game_icons.sh

@@ -51,6 +51,7 @@ function build_icon_for_skin() {
   build_icon ${CURRENT_DIR}/skins/${SKIN_CODE}/empty.svg      ${BASE_DIR}/assets/skins/${SKIN_CODE}_empty.png
   build_icon ${CURRENT_DIR}/skins/${SKIN_CODE}/good.svg       ${BASE_DIR}/assets/skins/${SKIN_CODE}_good.png
   build_icon ${CURRENT_DIR}/skins/${SKIN_CODE}/misplaced.svg  ${BASE_DIR}/assets/skins/${SKIN_CODE}_misplaced.png
+  build_icon ${CURRENT_DIR}/skins/${SKIN_CODE}/wrong.svg      ${BASE_DIR}/assets/skins/${SKIN_CODE}_wrong.png
 }
 
 # Game icons

icons/skins/default/wrong.svg

+<?xml version="1.0" encoding="UTF-8"?>
+<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 100 100" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><defs><linearGradient id="linearGradient1569" x1="26.688" x2="77.95" y1=".40612" y2="99.665" gradientUnits="userSpaceOnUse"><stop stop-color="#b9b9b9" offset="0"/><stop stop-color="#767676" offset="1"/></linearGradient></defs><rect width="100" height="100" ry="2" fill="none"/><rect width="100" height="100" fill="url(#linearGradient1569)" stroke="#5d5d5d" stroke-linecap="round" stroke-linejoin="round" stroke-width="2"/></svg>

lib/provider/data.dart

@@ -84,6 +84,11 @@ class Data extends ChangeNotifier {
       notifyListeners();
     }
   }
+  void currentGuessSubmitWrongWord() {
+    print('Adding unknown word');
+    addGuess(_currentGuess);
+    notifyListeners();
+  }
   void addGuess(String word) {
     print('addGuess('+word+')');
     _guesses.add(word);

lib/utils/game_utils.dart

@@ -61,8 +61,12 @@ class GameUtils {
 
     List<String> tips = List<String>.filled(wordLength, '', growable: false);
 
-    if ((word.length != wordLength) || (candidate.length != wordLength)) {
-        return tips;
+    if (
+      (word.length != wordLength)
+      || (candidate.length != wordLength)
+      || (!RandomPickWord.checkWordExists(candidate))
+    ) {
+        return List<String>.filled(wordLength, 'wrong', growable: false);
     }
 
     String replaceCharAt(String oldString, int index, String newChar) {
@@ -102,11 +106,25 @@ class GameUtils {
 
   static bool submitWord(Data myProvider) {
     print('submitWord');
-    // TODO: check this word is allowed
+
+    if (GameUtils.checkCurrentlyGuessedWordExists(myProvider)) {
+      print('Ok word allowed');
       myProvider.currentGuessSubmitWord();
+    } else {
+      print('Unknown word');
+      myProvider.currentGuessSubmitWrongWord();
+    }
+
     return true;
   }
 
+  static bool checkCurrentlyGuessedWordExists(Data myProvider) {
+    String guessedWord = myProvider.currentGuess;
+    print('Checking word "' + guessedWord + '"...');
+
+    return RandomPickWord.checkWordExists(guessedWord);
+  }
+
   static bool isGameFinished(Data myProvider) {
     print('isGameFinished');
 

lib/utils/random_pick_word.dart

@@ -30,10 +30,10 @@ class RandomPickWord {
 
       String wordBaseFilename = 'words-' + length.toString() + '-' + lang;
 
-      // Get full dictionnary (eligible words)
+      // Get full dictionary (eligible words)
       print('Reload dictionary');
       try {
-        String wordsFile = wordBaseFilename + '-' + 'dictionnary';
+        String wordsFile = wordBaseFilename + '-' + 'dictionary';
         var data = await rootBundle.loadString('assets/files/' + wordsFile + '.txt');
         LineSplitter.split(data).forEach((line) {
           if (line.length == length) {
@@ -74,4 +74,8 @@ class RandomPickWord {
 
     print('Picked word: ' + _word);
   }
+
+  static bool checkWordExists(String word) {
+    return dictionary.contains(word);
+  }
 }