plugin: Implement patch application, which makes live sync work

plugin/src/ServeSession.lua

@@ -72,11 +72,40 @@ function ServeSession:start()
 						game
 					)
 
-					DEBUG_printPatch(hydratePatch)
+					-- TODO: Prompt user to notify them of this patch, since
+					-- it's effectively a conflict between the Rojo server and
+					-- the client.
 
-					-- TODO: Apply the patch generated by hydration. We should
-					-- eventually prompt the user about this since it's a
-					-- conflict between Rojo and their current place state.
+					self.__reconciler:applyPatch(hydratePatch)
+
+					-- TODO: Applying a patch may eventually only apply part of
+					-- the patch and start a content negotiation process with
+					-- the Rojo server. We should handle that!
+
+					local function mainLoop()
+						return self.__apiContext:retrieveMessages()
+							:andThen(function(messages)
+								for _, message in ipairs(messages) do
+									-- TODO: Update server to return patches in
+									-- correct format so that we don't have to
+									-- transform them for the reconciler.
+
+									local asPatch = {
+										removed = message.removedInstances,
+										updated = message.updatedInstances,
+										added = message.addedInstances,
+									}
+
+									self.__reconciler:applyPatch(asPatch)
+								end
+
+								if self.__status ~= Status.Disconnected then
+									return mainLoop()
+								end
+							end)
+					end
+
+					return mainLoop()
 				end)
 		end)
 		:catch(function(err)