...

CMakeLists.txt

@@ -45,6 +45,11 @@ if(ADCLIB_BUILD_EXAM)
     target_link_libraries(device_exam PRIVATE ${PROJECT_NAME})
 endif()
 
+if(ADCLIB_BUILD_EXAM)
+    add_executable(netmsg_exam examples/netmsg_exam.cpp)
+    target_link_libraries(netmsg_exam PRIVATE ${PROJECT_NAME})
+endif()
+
 include(GNUInstallDirs)
 install(
     TARGETS ${PROJECT_NAME}

examples/netmsg_exam.cpp

@@ -0,0 +1,31 @@
+#include <print>
+
+#include <adclib/adclib_netmsg.h>
+
+int main()
+{
+    adc::AdcNetworkMessage msg;
+
+    std::println("is ACK: {}", msg.isACK());
+
+    msg.createSET("ATTR1", snplib::snplib_serialization_params_t{}, 10, std::vector<char>{'V', 'A', 'L'});
+
+    std::println("KEY: <{}>", msg.key());
+
+    std::println("VALUE: <{}>", msg.value());
+
+    std::println("is SET: {}", msg.isSET());
+
+    std::println("is VALID: {}", msg.isValid());
+
+
+    std::string str{"SET ATTRQ 32.235 dwejh kd2jl"};
+
+    msg.fromCharRange(str);
+
+    std::println("KEY: <{}>", msg.key());
+
+    std::println("VALUE: <{}>", msg.value());
+
+    return 0;
+}

include/adclib/adclib_netmsg.h

@@ -42,6 +42,8 @@ public:
 
     using base_t::isValid;
     using base_t::key;
+    using base_t::value;
+    using base_t::valueSeq;
 
     AdcNetworkMessage() = default;
 
@@ -70,6 +72,35 @@ public:
         return std::ranges::equal(this->_key, ADCLIB_NETMSG_KEYWORD_GET);
     }
 
+    error_t fromCharRange(snplib::snplib_input_char_range_c auto&& bytes)
+        requires(!std::same_as<CharRangeT, std::remove_cvref_t<decltype(bytes)>>)
+    {
+        if constexpr (requires(CharRangeT t) { t.clear(std::declval<size_t>()); }) {
+            this->_ownByteSeq.clear();
+        } else {
+            this->_ownByteSeq = CharRangeT();
+        }
+
+        std::ranges::copy(std::forward<decltype(bytes)>(bytes), std::back_inserter(this->_ownByteSeq));
+
+        return fromCharRange(this->_ownByteSeq);
+    }
+
+    error_t fromCharRange(CharRangeT& bytes)
+    {
+        auto err = base_t::fromCharRange(bytes, {.keyval_delim = ADCLIB_NETMSG_KEYWORD_PARAM_DELIM,
+                                                 .valseq_delim = ADCLIB_NETMSG_PARAM_PARAM_DELIM});
+        if (err) {
+            return err;
+        }
+
+        if (!std::ranges::contains(ADCLIB_NETMSG_VALID_KEYWORDS, key())) {
+            this->_isValid = false;
+            // return an error here!!!
+        }
+
+        return {};
+    }
 
     error_t createACK()
     {
@@ -86,33 +117,56 @@ public:
         requires(sizeof...(ArgTs) > 0)
     error_t createSET(ATTR_NAME_T&& attr_name, ArgTs&&... args)
     {
+        this->_isValid = false;
+
         auto err = this->setKeyValue(ADCLIB_NETMSG_KEYWORD_SET, std::forward<ATTR_NAME_T>(attr_name));
         if (err) {
             return err;
         }
 
-        return this->appendValue(std::forward<ArgTs>(args)...);
+        err = this->appendValue(std::forward<ArgTs>(args)...);
+        if (err) {
+            return err;
+        }
+
+        this->_isValid = true;
+
+        return err;
     }
 
     template <snplib::snplib_serializable_c ATTR_NAME_T, typename... ArgTs>
     error_t createGET(ATTR_NAME_T&& attr_name, ArgTs&&... args)
     {
+        this->_isValid = false;
+
         auto err = this->setKeyValue(ADCLIB_NETMSG_KEYWORD_GET, std::forward<ATTR_NAME_T>(attr_name));
         if (err) {
             return err;
         }
 
+        this->_isValid = true;
+
         if constexpr (sizeof...(ArgTs)) {
-            return this->appendValue(std::forward<ArgTs>(args)...);
+            err = this->appendValue(std::forward<ArgTs>(args)...);
+            if (err) {
+                this->_isValid = false;
+            }
         }
 
-        return {};
+        return err;
     }
 
     template <snplib::snplib_serializable_c CMD_NAME_T>
     error_t createCMD(CMD_NAME_T&& cmd_name)
     {
-        return this->setKeyValue(ADCLIB_NETMSG_KEYWORD_CMD, std::forward<CMD_NAME_T>(cmd_name));
+        this->_isValid = false;
+
+        auto err = this->setKeyValue(ADCLIB_NETMSG_KEYWORD_CMD, std::forward<CMD_NAME_T>(cmd_name));
+        if (!err) {
+            this->_isValid = true;
+        }
+
+        return err;
     }
 };