add gs

RCCService2018/content/internal/Chat/Modules/LuaChat/Reducers/Location.lua

@@ -0,0 +1,97 @@
+local CoreGui = game:GetService("CoreGui")
+
+local Modules = CoreGui.RobloxGui.Modules
+local Common = Modules.Common
+local LuaChat = Modules.LuaChat
+
+local PopRoute = require(LuaChat.Actions.PopRoute)
+local RemoveRoute = require(LuaChat.Actions.RemoveRoute)
+local SetRoute = require(LuaChat.Actions.SetRoute)
+
+local Immutable = require(Common.Immutable)
+
+return function(state, action)
+	state = state or {
+		current = {},
+		history = {}
+	}
+
+	if action.type == SetRoute.name then
+		local current = state.current
+		local history = state.history
+
+		local routeData = {
+			intent = action.intent,
+			popToIntent = action.popToIntent,
+			parameters = action.parameters
+		}
+
+		if action.popToIntent then
+			local found = false
+			for i = #history, 1, -1 do
+				local loc = history[i]
+				if loc.intent == action.popToIntent then
+					history = Immutable.RemoveRangeFromList(history, i + 1, #history - i)
+					current = history[#history]
+					found = true
+					break
+				end
+			end
+
+			if not found then
+				warn("Could not pop to unavailable intent: " .. action.popToIntent)
+			end
+		end
+
+		if routeData.intent ~= nil then
+			current = routeData
+			history = Immutable.Append(history, routeData)
+		end
+
+		return {
+			current = current,
+			history = history
+		}
+
+	elseif action.type == PopRoute.name then
+		local current
+		local history = state.history
+
+		if #history <= 1 then
+			return state
+		end
+
+		history = Immutable.RemoveFromList(history, #history)
+		current = history[#history]
+		if not current then
+			current = {}
+		end
+
+		return {
+			current = current,
+			history = history
+		}
+
+	elseif action.type == RemoveRoute.name then
+		local intent = action.intent
+		local history = state.history
+
+		for i = #history, 1, -1 do
+			local loc = history[i]
+			if loc.intent == intent then
+				history = Immutable.RemoveFromList(history, i)
+				break
+			end
+		end
+
+		local current = history[#history] or {}
+
+		return {
+			current = current,
+			history = history
+		}
+
+	end
+
+	return state
+end