public WordSearchPage(Defines.GameDifficulty level, double width, double height)
{
InitializeComponent();
Rows = 0;
Columns = 0;
InitalizeHeaderAndTiles(level, width, height);
}
// put words in tiles
private bool PlaceWordsInTiles(int maxWordLength, Defines.GameDifficulty difficulty, int totalWords)
{
bool bOK = true;
try
{
// load words database
var wordDb = new WordDatabase();
bOK = wordDb.LoadWordsDB(difficulty);
Debug.Assert(bOK);
if (!bOK)
{
return(false);
}
int count = 0;
int tries = 0;
var filterList = new List <string>();
while (count < totalWords && tries < Defines.MAX_RANDOM_TRIES)
{
string text;
bOK = wordDb.GetNextRandomWord(maxWordLength, filterList, out text);
Debug.Assert(bOK);
if (bOK)
{
// create word object
Word word = new Word(text);
// select a random direction and position
bOK = SelectRandomPose(ref word);
Debug.Assert(bOK);
if (bOK)
{
bOK = word.CalculateTilePositions();
Debug.Assert(bOK);
if (bOK)
{
// found next word that fits ok
filterList.Add(text);
Debug.WriteLine($"PlaceWordsInTiles adding word {text}");
lock (WordsLock)
{
Words.Add(word);
}
count++;
tries = 0;
}
}
}
tries++;
}
}
catch (Exception ex)
{
Logger.Instance.Error($"PlaceWordsInTiles exception, {ex.Message}");
bOK = false;
}
return(bOK);
}
public Word(string text)
{
TilePositions = null;
Text = text;
Row = 0;
Column = 0;
IsWordCompleted = false;
IsWordHidden = false;
WordDifficulty = Defines.GameDifficulty.easy;
}
// Initialize tiles
private bool InitalizeHeaderAndTiles(Defines.GameDifficulty level, double width, double height)
{
bool bOK = true;
try
{
// Check if sound is on
SoundSettingIsOn = Preferences.Get("soundOn", true);
ScorePenaltyWarned = false;
// Create word manager
Manager = new WordManager();
Manager.DifficultyLevel = level;
// set up WordManager delegate events
Manager.GameCompletedCallback += OnGameCompletedCallbackAsync;
Manager.WordCompletedCallback += OnWordCompletedCallbackAsync;
// Databinding
int secondsRemaining = Manager.GetStartSecondsRemaining();
int points = Manager.GetPointsPerLetter();
BindingContext = new WordSearchPageViewModel(Navigation, secondsRemaining, points, webViewHeader, webViewTiles);
// Html callbacks
webViewHeader.RegisterAction(HeaderJSCallback);
webViewTiles.RegisterAction(TilesJSCallback);
// Set sizes
ScreenWidth = width;
ScreenHeight = height;
TilesScreenHeight = height - Defines.HEADER_HTML_HEIGHT;
ViewModel.HtmlPageWidth = width;
ViewModel.HtmlHeaderPageHeight = 100;
double wordHeight = height - 100;
ViewModel.HtmlTilePageHeight = wordHeight;
Task.Run(() =>
{
CalculateTiles();
LoadWordsTiles();
LoadWordsHeader();
});
// xamarin essentials screen lock
if (!ScreenLock.IsActive)
{
ScreenLock.RequestActive();
}
}
catch (Exception ex)
{
Logger.Instance.Error($"InitalizeHeaderAndTiles exception, {ex.Message}");
bOK = false;
}
return(bOK);
}
// Load words database into memory
public bool LoadWordsDB(Defines.GameDifficulty difficulty)
{
bool bOK = false;
try
{
bOK = Word.LoadRecords(difficulty, out List <Word> results);
Debug.Assert(bOK);
if (bOK)
{
WordList = new List <Word>(results);
}
}
catch (Exception ex)
{
Logger.Instance.Error($"LoadWordsDB exception, {ex.Message}");
}
return(bOK);
}
// Load all records with a difficulty filter.
public static bool LoadRecords(Defines.GameDifficulty difficulty, out List <Word> results)
{
results = null;
bool bOK = true;
try
{
using (var db = new DbContextWords())
{
db.Database.EnsureCreated();
results = (from item in db.Words
where item.WordDifficulty <= difficulty
orderby item ascending
select item).ToList();
}
}
catch (Exception ex)
{
Debug.WriteLine($"LoadRecords exception {ex.Message}");
bOK = false;
}
return(bOK);
}
