/// <summary>
///
/// </summary>
/// <param name="filePath"></param>
/// <returns></returns>
public static NpcShopDefinition TryLoadFromFile(string filePath)
{
NpcShopDefinition result = null;
try
{
NpcShopsPlugin.Instance.LogPrint($"Loading NpcShop {filePath} ...", TraceLevel.Info);
var txt = File.ReadAllText(filePath);
result = JsonConvert.DeserializeObject <NpcShopDefinition>(txt);
return(result);
}
catch (JsonReaderException jrex)
{
NpcShopsPlugin.Instance.LogPrint($"A json error occured while trying to load NpcShop {filePath}.", TraceLevel.Error);
NpcShopsPlugin.Instance.LogPrint(jrex.Message, TraceLevel.Error);
}
catch (Exception ex)
{
NpcShopsPlugin.Instance.LogPrint($"An error occured while trying to load NpcShop {filePath}.", TraceLevel.Error);
NpcShopsPlugin.Instance.LogPrint(ex.Message, TraceLevel.Error);
}
NpcShopsPlugin.Instance.LogPrint("Shop disabled.", TraceLevel.Error);
return(result);
}
/// <summary>
/// Initializes a new instance of the <see cref="NpcShop" /> class with the specified definition.
/// </summary>
/// <param name="definition">The definition, which must not be <c>null</c>.</param>
public NpcShop(NpcShopDefinition definition)
{
_definition = definition ?? throw new ArgumentNullException("NpcShopDefinition cannot be null.");
if (!string.IsNullOrWhiteSpace(definition.RegionName))
{
var region = TShock.Regions.GetRegionByName(definition.RegionName);
if (region == null)
{
throw new Exception($"Could not find region named {definition.RegionName}.");
}
Rectangle = region.Area;
}
else
{
//ensure against nre's... create a dummy rectangle that will never be hit
Rectangle = new Rectangle(-1, -1, 0, 0);
}
ParseNpcTypeOverrides(definition);
//we have to create our products, and make sure they are in a valid state before we add them to the shop.
ShopCommands = definition.ShopCommands.Select(sc => new ShopCommand(sc))
.Where(sc => sc.IsValid)
.ToList();
ShopItems = definition.ShopItems.Select(si => new ShopItem(si))
.Where(si => si.IsValid)
.ToList();
}
/// <summary>
/// Parses int and string ids for normal and custom npcs, and adds them to the NpcToShopMap.
/// </summary>
private void ParseNpcTypeOverrides(NpcShopDefinition definition)
{
if (definition.OverrideNpcTypes != null)
{
foreach (var npcType in definition.OverrideNpcTypes)
{
string key = null;
if (npcType is string || npcType is long || npcType is int) //json.net will generate longs, but we add an int branch in case this changes for some reason...
{
key = npcType.ToString();
}
else
{
NpcShopsPlugin.Instance.LogPrint($"OverrideNpcType '{npcType.ToString()}' is not a string or int. Ignoring.", TraceLevel.Warning);
}
if (!string.IsNullOrWhiteSpace(key))
{
NpcToShopMap[key] = this;
}
}
}
}