internal static void UpdateDisoveredStatus(MagicalScroll newScroll)
{
if (!newScroll.discoveredEffect)
{
MagicalScroll archiveScroll = FindInArchives(newScroll);
newScroll.discoveredEffect = archiveScroll.discoveredEffect;
newScroll.titleOfOneScroll = archiveScroll.titleOfOneScroll;
}
}
/// <summary>
/// Adds picked up items to the inventory and stacks any stackable
/// items if one already exists of the same item class.
/// </summary>
/// <param name="item">InventoryItem being picked up or added through any other means.</param>
internal static void Add(InventoryItem item)
{
if (inputInstructions == null)
{
throw new InvalidOperationException("Inventory not Initialized.");
}
weight += item.InventoryWeight;
// First detect if the item has been discovered before and update it's name from archives
if (item is MagicalScroll)
{
MagicalScroll.UpdateDisoveredStatus(item as MagicalScroll);
}
bool itemExistsInInventory = false;
if (item is IStackable && inventoryContents.Count > 0)
{
// If identical item already in inventory, then add the new item qty to the inventory
foreach (var kvPair in inventoryContents)
{
var existingStack = kvPair.Value;
if (item.IsSimilar(existingStack))
{
// Preserve objects from Dictionaries before replacing them
var listKey = existingStack.SortingValue;
var existingGameText = inventoryList[listKey];
// Update quantity
(existingStack as IStackable).Add((item as IStackable).Qty);
// Update GameText to show new quantity
existingGameText.Text = existingStack.InventoryTitle;
// Remove old item from dictionary and replace with new item (because key changed).
inventoryList.Remove(listKey);
inventoryList.Add(existingStack.SortingValue, existingGameText);
itemExistsInInventory = true;
break;
}
}
}
if (!itemExistsInInventory)
{ // Otherwise, add the new item to the inventory instead
inventoryContents.Add(item.UniqueID, item);
inventoryList.Add(item.SortingValue, new GameText(item.InventoryTitle, graphicsDevice));
}
if (inventoryList.Count == 1)
{
UpdateCurrentItem();
}
}
private static MagicalScroll FindInArchives(MagicalScroll newScroll)
{
foreach (var kvPair in scrollProbability)
{
if (kvPair.Key.IsSimilar(newScroll))
{
return(kvPair.Key);
}
}
return(null);
}
/// <summary>
/// Removes a single item from the stack and returns it as a separate stack of 1
/// </summary>
/// <returns>Separate item removed</returns>
public IStackable Remove() // IStackable
{
if (qty > 1)
{
qty--;
MagicalScroll removedScroll = (MagicalScroll)MemberwiseClone();
removedScroll.qty = 1;
InventoryWeight = qty * UNIT_WEIGHT;
return(removedScroll);
}
else
{
throw new ArithmeticException("A pile of food cannot exist with qty = 0");
}
}
/// <summary>
/// Resets the MagicalScroll static data to the state needed for a new game. All scrolls
/// created in a previous game are deleted and the dictionary is repopulated with new scrolls
/// each having a new unique magical name.
/// </summary>
internal static void InitNewGame()
{
scrollProbability = new Dictionary <MagicalScroll, float>();
GameConstants.TemporaryEffects[] tempEffectList =
{
GameConstants.TemporaryEffects.Blind,
GameConstants.TemporaryEffects.Confused,
GameConstants.TemporaryEffects.Hastened,
GameConstants.TemporaryEffects.ImprovedNightSight,
GameConstants.TemporaryEffects.Observant,
GameConstants.TemporaryEffects.SensesMonster,
GameConstants.TemporaryEffects.SensesMonster,
GameConstants.TemporaryEffects.Slowed
};
GameConstants.InstantEffects[] instantEffectList =
{
GameConstants.InstantEffects.VaporizeMonsters,
GameConstants.InstantEffects.AscendStairs,
GameConstants.InstantEffects.Identify,
GameConstants.InstantEffects.RevealMap,
GameConstants.InstantEffects.RestoreStrength,
GameConstants.InstantEffects.RemoveCurse,
GameConstants.InstantEffects.LightRoom
};
float[] instEffectProbability = { 0.02f, 0.03f, 0.10f, 0.15f, 0.10f, 0.10f, 0.10f };
foreach (var selectedEffect in tempEffectList)
{
MagicalScroll newScroll = new MagicalScroll(typeof(GameConstants.TemporaryEffects),
selectedEffect, GameConstants.InstantEffects.Undefined);
scrollProbability.Add(newScroll, 0.05f); // Each temp effect has even chance of selection
}
for (int i = 0; i < instantEffectList.Count(); i++)
{
MagicalScroll newScroll = new MagicalScroll(typeof(GameConstants.InstantEffects),
GameConstants.TemporaryEffects.Undefined, instantEffectList[i]);
scrollProbability.Add(newScroll, instEffectProbability[i]);
}
}
/// <summary>
/// Selects a scroll from the archives to copy, preserving any discovered effects for the
/// new scroll.
/// </summary>
/// <param name="location"></param>
/// <returns></returns>
internal static MagicalScroll GenerateNewScroll(Point location = new Point())
{
MagicalScroll newScroll = null;
KeyValuePair <MagicalScroll, float> kvPair;
while (newScroll == null)
{
// Randomly pick a scroll, then roll against probability of selecting that scroll
int i = rand.Next(scrollProbability.Count);
kvPair = scrollProbability.ElementAt(i);
if (kvPair.Value > rand.NextDouble())
{
newScroll = (MagicalScroll)kvPair.Key.MemberwiseClone();
newScroll.qty = 1;
newScroll.Location = location;
newScroll.AssignNewID();
}
}
return(newScroll);
}
/// <summary>
/// Generates loot that a monster may cary limitted to their cary limit and chance of having loot
/// </summary>
/// <param name="lootProbability"></param>
/// <param name="lootMaxWeight"></param>
/// <returns></returns>
protected static List <InventoryItem> StartingLoot(float lootProbability, float lootMaxWeight)
{
List <InventoryItem> newLoot = new List <InventoryItem>();
if (rand.NextDouble() < lootProbability)
{
InventoryItem newLootItem = null;
do
{
int lootOption = rand.Next(3);
switch (lootOption)
{
case 0: newLootItem = new Food(); break;
case 1: newLootItem = new MagicalRing(); break;
case 2: newLootItem = MagicalScroll.GenerateNewScroll(); break;
}
} while (newLootItem.InventoryWeight > lootMaxWeight);
newLoot.Add(newLootItem);
}
return(newLoot);
}
private void NameScroll()
{
if (effectType == typeof(GameConstants.TemporaryEffects))
{
switch (tempEffect)
{
case GameConstants.TemporaryEffects.Hastened:
titleOfOneScroll = "a scroll of speed"; break;
case GameConstants.TemporaryEffects.Slowed:
titleOfOneScroll = "a scroll of slowness"; break;
case GameConstants.TemporaryEffects.Blind:
titleOfOneScroll = "a scroll of utter darkness"; break;
case GameConstants.TemporaryEffects.Confused:
titleOfOneScroll = "a scroll of confusion"; break;
case GameConstants.TemporaryEffects.ImprovedNightSight:
titleOfOneScroll = "a scroll of increased night vision"; break;
case GameConstants.TemporaryEffects.SensesMonster:
titleOfOneScroll = "a scroll monster awareness"; break;
case GameConstants.TemporaryEffects.Stuck:
titleOfOneScroll = "a scroll of paralysis"; break;
case GameConstants.TemporaryEffects.Observant:
titleOfOneScroll = "a scroll of perception"; break;
}
}
else
{
switch (instantEffect)
{
case GameConstants.InstantEffects.RestoreStrength:
titleOfOneScroll = "a scroll of restore strength"; break;
case GameConstants.InstantEffects.RemoveCurse:
titleOfOneScroll = "a scroll of remove curse"; break;
case GameConstants.InstantEffects.Identify:
titleOfOneScroll = "a scroll of identify"; break;
case GameConstants.InstantEffects.RevealMap:
titleOfOneScroll = "a scroll with a map on it"; break;
case GameConstants.InstantEffects.AscendStairs:
titleOfOneScroll = "a scroll of magical assending stairs"; break;
case GameConstants.InstantEffects.LightRoom:
titleOfOneScroll = "a scroll so bright it could light a room"; break;
case GameConstants.InstantEffects.VaporizeMonsters:
titleOfOneScroll = "a scroll of vaporize known monsters"; break;
}
} // end if(effectType == typeof(GameConstants.TemporaryEffects))
// Update the name for the scrollArchives
MagicalScroll archiveScroll = FindInArchives(this);
archiveScroll.titleOfOneScroll = titleOfOneScroll;
archiveScroll.discoveredEffect = true;
}