add gs

RCCService2018/content/internal/AppShell/Modules/Shell/Thunks/ApiFetchUserThumbnail.lua

@@ -0,0 +1,69 @@
+local Modules = game:GetService("CoreGui").RobloxGui.Modules
+local ShellModules = Modules:FindFirstChild("Shell")
+local MakeSafeAsyncRodux = require(ShellModules:FindFirstChild("SafeAsyncRodux"))
+local PlayersService = game:GetService("Players")
+local FetchUserThumbnail = require(ShellModules.Actions.FetchUserThumbnail)
+local SetUserThumbnail = require(ShellModules.Actions.SetUserThumbnail)
+local ContentProvider = game:GetService("ContentProvider")
+
+local TEMPLATE_DECAL = Instance.new("Decal")
+local function preloadThumbnailAsync(assetId)
+	TEMPLATE_DECAL.Texture = assetId
+	ContentProvider:PreloadAsync({ TEMPLATE_DECAL })
+end
+
+local GetUserThumbnailAsync = function(store, rbxuid, thumbnailType, thumbnailSize, retryTime)
+	MakeSafeAsyncRodux({
+		asyncFunc = function(store, rbxuid, thumbnailType, thumbnailSize)
+			local imageUrl = nil
+			local isFinal = nil
+			local success = pcall(function()
+				imageUrl, isFinal = PlayersService:GetUserThumbnailAsync(rbxuid, thumbnailType, thumbnailSize)
+			end)
+			if success and isFinal and imageUrl then
+				preloadThumbnailAsync(imageUrl)
+			else
+				imageUrl = nil
+			end
+			return {
+				success = success,
+				rbxuid = rbxuid,
+				thumbnailType = thumbnailType,
+				thumbnailSize = thumbnailSize,
+				imageUrl = imageUrl,
+				isFinal = isFinal,
+				timestamp = tick()
+			}
+		end,
+		callback = function(store, result)
+			store:dispatch(SetUserThumbnail(result))
+		end,
+		retries = retryTime,
+		retryFunc = function(store, result)
+			return not (result.success and result.isFinal)
+		end,
+		userRelated = true
+	})(store, rbxuid, thumbnailType, thumbnailSize)
+end
+
+return function(rbxuid, thumbnailType, thumbnailSize, retryTime, forceUpdate)
+	return function(store)
+		local state = store:getState()
+		local userThumbnailsState = state.UserThumbnails
+		local thumbnailId = table.concat{ rbxuid, thumbnailType.Name, thumbnailSize.Name }
+		local thumbnailData = userThumbnailsState[thumbnailId]
+		--TODO: may use lastUpdated timestamp to determine whether to refetch
+		if thumbnailData then
+			if thumbnailData.isFetching then
+				return
+			end
+			if thumbnailData.imageUrl and not forceUpdate then
+				return
+			end
+		end
+		store:dispatch(FetchUserThumbnail({ rbxuid = rbxuid, thumbnailType = thumbnailType, thumbnailSize = thumbnailSize }))
+		spawn(function()
+			GetUserThumbnailAsync(store, rbxuid, thumbnailType, thumbnailSize, retryTime)
+		end)
+	end
+end