private static void LoadPathConnections(JsonElement element, out IImmutableSet <int> incomingPaths,
out IImmutableSet <int> outgoingPaths, out int usePathsOf)
{
incomingPaths = ImmutableSortedSet <int> .Empty;
outgoingPaths = ImmutableSortedSet <int> .Empty;
usePathsOf = element.GetInt32Prop("usePathsOf", -1);
if (usePathsOf != -1)
{
if (element.TryGetProperty("incomingPaths", out _) || element.TryGetProperty("outgoingPaths", out _))
{
throw new InvalidOperationException(
"If usePathsOf is used, incoming and outgoing Paths are not allowed.");
}
return;
}
if (element.TryGetProperty("incomingPaths", out var incomingPathsElement))
{
incomingPaths = LoadPathIdList(incomingPathsElement);
}
if (element.TryGetProperty("outgoingPaths", out var outgoingPathsElement))
{
outgoingPaths = LoadPathIdList(outgoingPathsElement);
}
}
public static WorldMapLocation LoadFromJson(JsonElement element)
{
var name = element.GetStringProp("name");
var x = element.GetInt32Prop("x");
var y = element.GetInt32Prop("y");
var radius = element.GetInt32Prop("radius");
var teleportMapId = element.GetInt32Prop("teleportMapId");
var initialStateJson = element.GetStringProp("initialState", JsonInitialStateUndiscovered);
var initialState = initialStateJson switch
{
JsonInitialStateUndiscovered => WorldMapLocationState.Undiscovered,
JsonInitialStateDiscovered => WorldMapLocationState.Discovered,
JsonInitialStateVisited => WorldMapLocationState.Visited,
_ => throw new InvalidOperationException($"Invalid initial state: {initialStateJson}")
};
var areaIds = LoadAreaIds(element);
var images = ImmutableList <WorldMapImage> .Empty;
if (element.TryGetProperty("images", out var imagesElement))
{
try
{
images = LoadImagesFromJson(imagesElement);
}
catch (Exception e)
{
throw new InvalidOperationException($"Failed to parse images: {e}");
}
}
LoadPathConnections(element, out var incomingPaths, out var outgoingPaths, out var usePathsOf);
return(new WorldMapLocation(
name,
areaIds,
teleportMapId,
new Point(x, y),
radius,
images.ToImmutableList(),
usePathsOf,
outgoingPaths,
incomingPaths,
initialState
));
}