corrected uniqueness of json keys, added write as option to json get

src/ebusd/mainloop.cpp

@@ -1616,7 +1616,7 @@ result_t MainLoop::executeHelp(ostringstream* ostream) {
 }
 
 result_t MainLoop::executeGet(const vector<string>& args, bool* connected, ostringstream* ostream) {
-  bool numeric = false, valueName = false, required = false, full = false;
+  bool numeric = false, valueName = false, required = false, full = false, withWrite = false;
   OutputFormat verbosity = OF_NAMES;
   size_t argPos = 1;
   string uri = args[argPos++];
@@ -1671,6 +1671,8 @@ result_t MainLoop::executeGet(const vector<string>& args, bool* connected, ostri
           full = value.length() == 0 || value == "1" || value == "true";
         } else if (qname == "required") {
           required = value.length() == 0 || value == "1" || value == "true";
+        } else if (qname == "write") {
+          withWrite = value.length() == 0 || value == "1" || value == "true";
         } else if (qname == "user") {
           user = value;
         } else if (qname == "secret") {
@@ -1691,9 +1693,12 @@ result_t MainLoop::executeGet(const vector<string>& args, bool* connected, ostri
     if (ret == RESULT_OK) {
       bool first = true;
       verbosity |= (valueName ? OF_VALUENAME : numeric ? OF_NUMERIC : 0) | OF_JSON | (full ? OF_ALL_ATTRS : 0);
-      deque<Message *> messages;
+      deque<Message*> messages;
-      m_messages->findAll(circuit, name, getUserLevels(user), exact, true, false, true, true, true, 0, 0, &messages);
+      m_messages->findAll(circuit, name, getUserLevels(user), exact, true, withWrite, true, true, true, 0, 0,
-      for (const auto message : messages) {
+          &messages);
+      string lastName;
+      for (deque<Message*>::iterator it = messages.begin(); it != messages.end(); it++) {
+        Message* message = *it;
         symbol_t dstAddress = message->getDstAddress();
         if (dstAddress == SYN) {
           continue;
@@ -1728,8 +1733,16 @@ result_t MainLoop::executeGet(const vector<string>& args, bool* connected, ostri
           if (full && m_messages->decodeCircuit(lastCircuit, verbosity, ostream)) {  // add circuit specific values
             first = false;
           }
+          lastName = "";
         }
-        message->decode(!first, verbosity, ostream);
+        name = message->getName();
+        bool same = name == lastName;
+        if (!same && !lastName.empty() && it+1 != messages.end()) {
+          Message* next = *(it+1);
+          same = next->getCircuit() == lastCircuit && next->getName() == name;
+        }
+        message->decode(!first, same, verbosity, ostream);
+        lastName = name;
         first = false;
       }
 

src/lib/ebus/message.cpp

@@ -927,11 +927,21 @@ void Message::dumpField(const string& fieldName, bool withConditions, ostream* o
   dumpAttribute(false, fieldName, output);
 }
 
-void Message::decode(bool leadingSeparator, OutputFormat outputFormat, ostringstream* output) const {
+void Message::decode(bool leadingSeparator, bool appendDirection, OutputFormat outputFormat, ostringstream* output)
+    const {
   if (leadingSeparator) {
     *output << ",";
   }
-  *output << "\n  \"" << getName() << "\": {"  // TODO include read/write/passive for overlapping names
+  *output << "\n  \"" << getName();
+  if (appendDirection) {
+    if (isPassive()) {
+      *output << "-u";
+    } else if (isWrite()) {
+      *output << "-w";
+    }
+  }
+  *output << "\": {"
+          << "\n   \"name\": \"" << getName() << "\""
           << "\n   \"lastup\": " << setw(0) << dec << static_cast<unsigned>(getLastUpdateTime());
   if (getLastUpdateTime() != 0) {
     *output << ",\n   \"zz\": \"" << setfill('0') << setw(2) << hex << static_cast<unsigned>(getDstAddress()) << "\"";

src/lib/ebus/message.h

@@ -549,12 +549,14 @@ class Message : public AttributedItem {
   virtual void dumpField(const string& fieldName, bool withConditions, ostream* output) const;
 
   /**
-   * Decode the message from the last stored data.
+   * Decode the message from the last stored data in JSON format.
    * @param leadingSeparator whether to prepend a separator before the first value.
+   * @param appendDirection whether to append the direction to the name key (for passive and write).
    * @param outputFormat the @a OutputFormat options to use.
    * @param output the @a ostringstream to append the decoded value(s) to.
    */
-  virtual void decode(bool leadingSeparator, OutputFormat outputFormat, ostringstream* output) const;
+  virtual void decode(bool leadingSeparator, bool appendDirection, OutputFormat outputFormat, ostringstream* output)
+      const;
 
  protected:
   /** the optional circuit name. */