fix host

apps/iot/src/iot_host.erl

@@ -296,34 +296,31 @@ handle_event({call, From}, {attach_channel, _}, _, State = #state{uuid = UUID, c
     {keep_state, State, [{reply, From, {error, <<"channel existed">>}}]};
 
 %% 重新加载设备信息
-handle_event({call, From}, {reload_device, DeviceUUID}, _, State) ->
+handle_event({call, From}, {reload_device, DeviceUUID}, _, State = #state{device_map = DeviceMap}) ->
-    case iot_device_sup:ensured_device_started(DeviceUUID) of
+    case maps:find(DeviceUUID, DeviceMap) of
-        {ok, DevicePid} ->
+        error ->
-            iot_device:reload(DevicePid),
+            {keep_state, State, [{reply, From, {error, <<"device not found">>}}]};
-            {keep_state, State, [{reply, From, ok}]};
+        {ok, Device} ->
-        {error, Reason} ->
+            case iot_device:reload(Device) of
-            {keep_state, State, [{reply, From, {error, Reason}}]}
+                error ->
+                    {keep_state, State#state{device_map = maps:remove(Device, DeviceMap)}, [{reply, From, {error, <<"reload device error">>}}]};
+                {ok, NDevice} ->
+                    {keep_state, State#state{device_map = maps:put(DeviceUUID, NDevice, DeviceMap)}, [{reply, From, ok}]}
+            end
     end;
 
 %% 删除设备
-handle_event({call, From}, {delete_device, DeviceUUID}, _, State) ->
+handle_event({call, From}, {delete_device, DeviceUUID}, _, State = #state{device_map = DeviceMap}) ->
-    case iot_device:get_pid(DeviceUUID) of
+    {keep_state, State#state{device_map = maps:remove(DeviceUUID, DeviceMap)}, [{reply, From, ok}]};
-        undefined ->
-            ok;
-        DevicePid when is_pid(DevicePid) ->
-            iot_device_sup:delete_device(DeviceUUID)
-    end,
-    {keep_state, State, [{reply, From, ok}]};
 
 %% 激活设备
-handle_event({call, From}, {activate_device, DeviceUUID, Auth}, _, State) ->
+handle_event({call, From}, {activate_device, DeviceUUID, Auth}, _, State = #state{device_map = DeviceMap}) ->
-    case iot_device_sup:ensured_device_started(DeviceUUID) of
+    case maps:find(DeviceUUID, DeviceMap) of
-        {ok, DevicePid} ->
+        error ->
-            iot_device:auth(DevicePid, Auth),
+            {keep_state, State, [{reply, From, {error, <<"device not found">>}}]};
-
+        {ok, Device} ->
-            {keep_state, State, [{reply, From, ok}]};
+            NDevice = iot_device:auth(Device, Auth),
-        {error, Reason} ->
+            {keep_state, State#state{device_map = maps:put(DeviceUUID, NDevice, DeviceMap)}, [{reply, From, ok}]}
-            {keep_state, State, [{reply, From, {error, Reason}}]}
     end;
 
 %% 需要将消息转换成json格式然后再处理, 需要在host进程里面处理, 数据带有props，服务端暂时未用到