private TileUsage[,] BuildTileUsageByMap(ref string[] layout)
{
var result = new TileUsage[this.WorldSize.X, this.WorldSize.Y];
foreach (var tdc in this._tileDefinitionCollections)
{
foreach (TilePos tp in tdc.Area.PointsInside())
{
char symbol = layout[tp.Y][tp.X];
var tileDefinition = tdc[symbol];
TileUsage tu;
switch (tileDefinition)
{
case TileWallDefinition _:
tu = TileUsage.Wall(symbol);
break;
case TileFloorDefinition _:
tu = TileUsage.Floor(symbol);
break;
case TileObjectDefinition objectDef:
tu = TileUsage.Object(symbol, objectDef.Description);
break;
default:
throw new InvalidOperationException();
}
result[tp.X, tp.Y] = tu;
}
}
return(result);
}
private void ValidateGameState(ref string[] layout, GameState gameState)
{
var tileUsage = BuildTileUsageByMap(ref layout);
var issues = new List <string>();
var cy = this.WorldSize.Y;
var cx = this.WorldSize.X;
for (int y = 0; y < cy; y++)
{
for (int x = 0; x < cx; x++)
{
var tp = new TilePos(x, y);
var hasItems = gameState.GetItemsOnTile(tp).Any();
TileUsage t = tileUsage[x, y];
if (t.TileTypeByMap == TileTypeByMap.Object && !hasItems)
{
issues.Add(tp + ": Map had tile marked as occupied by an object '" + t.Description + "', but nothing is there.");
}
else if (t.TileTypeByMap == TileTypeByMap.Floor && hasItems)
{
var items = gameState.GetItemsOnTile(tp).ToList();
issues.Add(tp + ": Map had tile marked as unoccupied, but contains " + items.Count +
" item(s): " + string.Join(", ", items.Select(item => item.GetType().Name)) + ".");
}
}
}
if (issues.Count == 0)
{
return;
}
var message = string.Join("\r\n", issues);
Trace.WriteLine(message);
var dr = MessageBox.Show(message, "Warnings", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning);
if (dr == DialogResult.Cancel)
{
throw new InvalidOperationException(message);
}
}