TS110E on_off fix add logic to use the correct state for multi switches

src/lib/tuya.ts

@@ -3301,7 +3301,7 @@
             await endpoint.write<"genOnOff", TuyaGenOnOff>("genOnOff", {tuyaOperationMode: utils.getFromLookup(value, {command: 0, event: 1})});
             return {state: {operation_mode: value.toLowerCase()}};
         },
         convertGet: async (entity, key, meta) => {
             const endpoint = meta.device.getEndpoint(1);
             await endpoint.read<"genOnOff", TuyaGenOnOff>("genOnOff", ["tuyaOperationMode"]);
         },
@@ -3315,20 +3315,25 @@
                 return await tz.on_off.convertSet(entity, key, value, meta);
             }
             if (message.brightness != null) {
-                // set brightness
-                if (state.state === "OFF") {
-                    await entity.command("genOnOff", "on", {}, utils.getOptions(meta.mapped, entity));
-                }
-
+                // If state includes state_l1 assume we need to use a custom lookup
+                const stateKey = Object.keys(state).find((k) => k.startsWith("state_l1")) ? `state_l${entity.ID}` : "state";
                 const brightness = utils.toNumber(message.brightness, "brightness");
+
                 const level = utils.mapNumberRange(brightness, 0, 254, 0, 1000);
+
+                // set brightness
                 await entity.command<"genLevelCtrl", "moveToLevelTuya", TuyaGenLevelCtrl>(
                     "genLevelCtrl",
                     "moveToLevelTuya",
                     {level, transtime: 100},
                     utils.getOptions(meta.mapped, entity),
                 );
-                return {state: {state: "ON", brightness}};
+
+                if (state[stateKey] === "OFF") {
+                    await entity.command("genOnOff", "on", {}, utils.getOptions(meta.mapped, entity));
+                }
+
+                return {state: {[stateKey]: "ON", brightness}};
             }
         },
         convertGet: async (entity, key, meta) => {