update id on application edit

src/confighttp.cpp

@@ -298,6 +298,13 @@ void saveApp(resp_https_t response, req_https_t request) {
     pt::read_json(ss, inputTree);
     pt::read_json(config::stream.file_apps, fileTree);
 
+    // Moonlight checks the id of an item to determine if an item was changed
+    // Add a property named "id" to the inputTree with a value of the current timestamp
+    // Time is in seconds because some Moonlight clients cannot accept more than a 32-bit integer
+    // Milliseconds would be a better option
+    time_t id = time(nullptr);
+    inputTree.put("id", id);
+
     if(inputTree.get_child("prep-cmd").empty()) {
       inputTree.erase("prep-cmd");
     }

src/nvhttp.cpp

@@ -687,9 +687,18 @@ void applist(resp_https_t response, req_https_t request) {
   for(auto &proc : proc::proc.get_apps()) {
     pt::ptree app;
 
+    // Check if the "id" field is empty
+    if(!proc.id.empty()) {
+      // Use the "id" field if it is not empty
+      app.put("ID", proc.id);
+    }
+    else {
+      // Otherwise, use the "x" counter to set the ID
+      app.put("ID", ++x);
+    }
+
     app.put("IsHdrSupported"s, config::video.hevc_mode == 3 ? 1 : 0);
     app.put("AppTitle"s, proc.name);
-    app.put("ID"s, ++x);
 
     apps.push_back(std::make_pair("App", std::move(app)));
   }

src/process.h

@@ -54,6 +54,7 @@ struct ctx_t {
   std::string working_dir;
   std::string output;
   std::string image_path;
+  std::string id;
 };
 
 class proc_t {