public void TakeDamage(int damage, IGameUnit attackingUnit, MoveUnitChangeContainer moveUnitChangeContainer)
{
// Can't inflict damage to non-destructable tiles so check that first
if (!MapTileData.Destructable || TileHealth <= 0)
{
return;
}
// For now only handle dealing positive damage
if (damage <= 0)
{
return;
}
// Change tile health to inflict damage
var startingHealth = TileHealth;
TileHealth = Mathf.Clamp(TileHealth - damage, 0, MapTileData.TileMaxHealth);
// Check if this tile has been destroyed aka HP = 0
if (tileHealth <= 0 && !IsDestroyed)
{
// Create a container for our state change
var tileChange = new TileStateChangeContainer(this, IsDestroyed, startingHealth, MapTileData);
moveUnitChangeContainer.TileChanges.Add(tileChange);
// If we have an attacking unit then count our destruction value and body count towards them
if (attackingUnit != null)
{
attackingUnit.IncrementStatistic(UnitStatistic.PropertyDamage, DestructionValue);
moveUnitChangeContainer.ApplyStatisticOffset(UnitStatistic.PropertyDamage, DestructionValue);
attackingUnit.IncrementStatistic(UnitStatistic.BodyCount, DestructionBodyCount);
moveUnitChangeContainer.ApplyStatisticOffset(UnitStatistic.BodyCount, DestructionBodyCount);
}
// If we have a tile to become when we're destroyed then we'll change to that
if (MapTileData.OnDestroyedTile != null)
{
// Update the backing map tile data for this tile, this should trigger a refresh of this tile
ChangeMapTileData(MapTileData.OnDestroyedTile);
}
else
{
// Otherwise just flag this tile as destroyed
IsDestroyed = true;
}
}
}
public void UndoChange(TileStateChangeContainer changeContainer)
{
if (changeContainer.DestroyedFlag.HasValue)
{
IsDestroyed = changeContainer.DestroyedFlag.Value;
}
if (changeContainer.OriginalHealth.HasValue)
{
TileHealth = changeContainer.OriginalHealth.Value;
}
if (changeContainer.OriginalTileData != null && changeContainer.OriginalTileData is GameMapTileData) // oh no why am I doing this
{
ChangeMapTileData(changeContainer.OriginalTileData as GameMapTileData);
}
}
