private async Task <IEnumerable <SocketCategory> > IterateOverSockets(DestinyItemSocketBlockDefinition socketDefs,
IEnumerable <DestinyItemSocketState> itemSockets,
Func <DestinyItemSocketEntryDefinition, DestinySocketTypeDefinition, DestinySocketCategoryDefinition, DestinyItemSocketState, Task <Socket> > func)
{
var socketArray = itemSockets.ToArray();
var socketEntries = socketDefs.SocketEntries.ToArray();
var socketCategoryTasks = socketDefs.SocketCategories.Select(async category =>
{
var categoryDef = await _cache.GetSocketCategoryDef(category.SocketCategoryHash);
// Technically this should use the DestinySocketTypeDefinition.PlugWhiteList
// to match the categories of the perks in a socket. Unfortuantely that
// doesn't work for weapons - the two columns of perks have the same
// DestinySocketTypeDefinition and thus the code can't tell them apart. :(
// Instead, assume that the sockets in the array of DestinyItemSocketState's
// are in the same order as the sockets in the DestinyItemSocketBlockDefinition
// and hope for the best.
var categoryEntries = category.SocketIndexes.Select(index => (entry: socketEntries[index], socket: socketArray[index]))
.Where(item => item.entry.DefaultVisible);
var socketTasks = categoryEntries.Select(async item =>
{
var socketType = await _cache.GetSocketTypeDef(item.entry.SocketTypeHash);
return(await func(item.entry, socketType, categoryDef, item.socket));
});
var sockets = await Task.WhenAll(socketTasks);
return(new SocketCategory(categoryDef, sockets));
});
return(await Task.WhenAll(socketCategoryTasks));
}
public async Task <IEnumerable <SocketCategory> > LoadSockets(DestinyItemSocketBlockDefinition socketDefs,
IEnumerable <DestinyItemSocketState> itemSockets, IEnumerable <Mod> mods,
IEnumerable <Mod> shaders)
{
return(await IterateOverSockets(socketDefs, itemSockets, async (socketEntry, socketType, categoryDef, socketState) =>
{
var perksTask = _perkFactory.LoadPerks(socketState);
var socketTypeTask = _cache.GetSocketTypeDef(socketEntry.SocketTypeHash);
await Task.WhenAll(perksTask, socketTypeTask);
var socket = await CreateSocket(socketEntry, socketTypeTask.Result, categoryDef,
mods, shaders, perksTask.Result);
return socket;
}));
}
public Task <IEnumerable <SocketCategory> > LoadActiveSockets(DestinyItemSocketBlockDefinition socketDefs,
IEnumerable <DestinyItemSocketState> itemSockets)
{
return(IterateOverSockets(socketDefs, itemSockets, CreateSocket));
}