Notifications (#3002)

firmware/common/message.hpp

@@ -154,6 +154,7 @@ class Message {
         MorseTXkey = 96,
         StreamTXConfiguration = 97,
         RTTYData = 98,
+        NotificationData = 99,
         MAX
     };
 
@@ -1793,4 +1794,33 @@ class RTTYDataMessage : public Message {
     static constexpr uint16_t max_len = 490;
 };
 
+class NotificationDataMessage : public Message {
+   public:
+    constexpr NotificationDataMessage(const char* source_app, const char* title, const char* message, uint8_t icon = 0, uint16_t timeout = 10000)
+        : Message{ID::NotificationData},
+          icon(icon),
+          timeout(timeout) {
+        if (source_app) {
+            size_t len = std::min(strlen(source_app), (size_t)19);
+            memcpy(this->source_app, source_app, len);
+            this->source_app[len] = '\0';
+        }
+        if (title) {
+            size_t len = std::min(strlen(title), (size_t)49);
+            memcpy(this->title, title, len);
+            this->title[len] = '\0';
+        }
+        if (message) {
+            size_t len = std::min(strlen(message), (size_t)299);
+            memcpy(this->message, message, len);
+            this->message[len] = '\0';
+        }
+    }
+    char source_app[20]{0};  // source application name, null-terminated, max 19 chars + null
+    char title[50]{0};       // title, null-terminated, max 49 chars + null
+    char message[300]{0};    // message, null-terminated, max 299 chars + null
+    uint8_t icon = 0;
+    uint16_t timeout = 10000;
+};
+
 #endif /*__MESSAGE_H__*/