private (Item, ItemExtraInfo) DeserializeItem(string serializedItem)
{
// item ::= id ' ' subContainer* ( ammoItem | toggableComponent | foldableComponent | magazineItem )?
// Parse top level item id
string id;
(id, serializedItem) = serializedItem.Split(" ");
var item = _database.GetItem(id);
if (item == null)
{
return(null, null);
}
// Find extra info of top level item
string serializedExtraInfo;
var containsSubContainers = serializedItem.Contains(", ");
if (containsSubContainers)
{
(serializedItem, serializedExtraInfo) = serializedItem.Split(", ", true);
serializedItem += ", ";
}
else
{
serializedExtraInfo = serializedItem;
serializedItem = "";
}
// Parse extra info of top level item
var extraInfo = new ItemExtraInfo();
if (item is Ammo)
{
var(_, right) = serializedExtraInfo.Split(": ");
extraInfo.AmmoIsUsed = bool.Parse(right);
}
extraInfo += DeserializeItemExtraInfo(item, serializedExtraInfo);
// Parse sub containers
var subContainers = serializedItem.Split(new[] { ", " }, StringSplitOptions.None);
var tmp = (item, extraInfo);
foreach (var subContainer in subContainers)
{
if (subContainer.Trim() == "")
{
continue;
}
tmp = DeserializeSubContainer(tmp.item, tmp.extraInfo, subContainer);
}
return(tmp);
}
private (Item, ItemExtraInfo) DeserializeSubContainer(Item item, ItemExtraInfo extraInfo, string subContainer)
{
// subContainer ::= name ':' ' ' _serializedItem*
var(name, serializedItems) = subContainer.Split(": ");
// TODO Add 'Chamber' and 'StackSlots' parsing
if (name == "patron_in_weapon" || name == "cartridges")
{
return(item, extraInfo);
}
// Return if item is not a compound item or the serialized item is empty
if (!(item is CompoundItem) || serializedItems == "")
{
return(item, extraInfo);
}
// Since we know, that the item is a compound item, the
// sub container can only contain a maximum of one item.
// Remove trailing space of serialized item
serializedItems = serializedItems.Remove(serializedItems.Length - 1);
// We can abort here if the sub item is null
if (serializedItems.StartsWith("null "))
{
return(item, extraInfo);
}
var id = serializedItems.Substring(0, 24);
var subItem = _database.GetItem(id);
serializedItems = serializedItems.Remove(0, 24);
if (serializedItems != "")
{
extraInfo += DeserializeItemExtraInfo(subItem, serializedItems);
}
if (serializedItems != "" && serializedItems.Split(":", true).left != "")
{
throw new ArgumentException("Unable to parse sub item.");
}
var success = InsertInSlotByName(item, subItem, name);
if (!success)
{
throw new ArgumentException($"Unable to insert {subItem.Id} into {name} on {item}.");
}
return(item, extraInfo);
}
private ItemExtraInfo DeserializeItemExtraInfo(Item item, string serializedExtraInfo)
{
// itemExtraInfo :: = togglableComponent | foldableComponent | magazineItem
var extraInfo = new ItemExtraInfo();
switch (item)
{
case ArmoredEquipment armoredEquipment:
if (armoredEquipment.HasHinge)
{
var(_, right) = serializedExtraInfo.Split(":");
extraInfo.ItemIsToggled = bool.Parse(right);
}
break;
case NightVision nightVision:
if (nightVision.HasHinge)
{
var(_, right) = serializedExtraInfo.Split(":");
extraInfo.ItemIsToggled = bool.Parse(right);
}
break;
case Weapon weapon:
{
if (weapon.Foldable)
{
var(_, right) = serializedExtraInfo.Split(":");
extraInfo.WeaponIsFolded = bool.Parse(right);
}
break;
}
case Magazine _:
{
var(_, right) = serializedExtraInfo.Split(":");
extraInfo.MaxVisibleAmmo = int.Parse(right);
break;
}
}
return(extraInfo);
}
