add 'simple-json' format

CMakeLists.txt

@@ -4,7 +4,7 @@ cmake_minimum_required(VERSION 3.0)
 set(CMAKE_CXX_STANDARD 17)
 add_compile_options(-Wno-psabi)
 
-project(inverter-tools VERSION 1.0.2)
+project(inverter-tools VERSION 1.0.3)
 
 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
     set(CMAKE_INSTALL_PREFIX /usr/local/bin)

src/common.cc

@@ -6,6 +6,8 @@
 formatter::Format format_from_string(std::string& s) {
     if (s == "json")
         return formatter::Format::JSON;
+    else if (s == "simple-json")
+        return formatter::Format::SimpleJSON;
     else if (s == "table")
         return formatter::Format::Table;
     else if (s == "simple-table")

src/formatter/formatter.h

@@ -38,6 +38,7 @@ enum class Format {
     Table,
     SimpleTable,
     JSON,
+    SimpleJSON,
 };
 std::ostream& operator<<(std::ostream& os, Unit val);
 
@@ -92,6 +93,7 @@ public:
     virtual ~Formattable() = default;
 
     virtual std::ostream& writeJSON(std::ostream& os) const = 0;
+    virtual std::ostream& writeSimpleJSON(std::ostream& os) const = 0;
     virtual std::ostream& writeTable(std::ostream& os) const = 0;
     virtual std::ostream& writeSimpleTable(std::ostream& os) const = 0;
 
@@ -105,6 +107,9 @@ public:
 
             case Format::JSON:
                 return ref.writeJSON(os);
+
+            case Format::SimpleJSON:
+                return ref.writeSimpleJSON(os);
         }
 
         return os;
@@ -112,7 +117,7 @@ public:
 };
 
 
-// T must have `operator<<` and `basic_json toJSON()` methods
+// T must have `operator<<`, `json toJSON()` and `json toSimpleJSON()` methods
 template <typename T>
 class Table : public Formattable {
 protected:
@@ -184,6 +189,17 @@ public:
         }
         return os << j.dump();
     }
+
+    std::ostream& writeSimpleJSON(std::ostream& os) const override {
+        ordered_json j = {
+            {"result", "ok"},
+            {"data", {}}
+        };
+        for (const auto &item: v_) {
+            j["data"][item.key] = item.value.toSimpleJSON();
+        }
+        return os << j.dump();
+    }
 };
 
 template <typename T>
@@ -220,6 +236,19 @@ public:
 
         return os << j.dump();
     }
+
+    std::ostream& writeSimpleJSON(std::ostream& os) const override {
+        json data = {};
+        ordered_json j;
+
+        j["result"] = "ok";
+
+        for (const auto &item: v_)
+            data.push_back(item.value.toSimpleJSON());
+        j["data"] = data;
+
+        return os << j.dump();
+    }
 };
 
 class Status : public Formattable {
@@ -250,6 +279,10 @@ public:
             j["message"] = message_;
         return os << j.dump();
     }
+
+    std::ostream& writeSimpleJSON(std::ostream& os) const override {
+        return writeJSON(os);
+    }
 };
 
 }

src/inverterctl.cc

@@ -45,7 +45,8 @@ static void short_usage(const char* progname) {
         "    --device <DEVICE>:   'usb' (default), 'serial' or 'pseudo'\n"
         "    --timeout <TIMEOUT>: Timeout in ms (default: " << voltronic::Device::TIMEOUT << ")\n"
         "    --verbose:           Be verbose\n"
-        "    --format <FORMAT>:   'table' (default), 'simple-table' or 'json'\n"
+        "    --format <FORMAT>:   'table' (default), 'simple-table', 'json' or\n"
+        "                         'simple-json'\n"
         "\n"
         "To see list of supported commands, use --help.\n";
     exit(1);
@@ -206,7 +207,8 @@ static void usage(const char* progname) {
            "Formats:\n"
            "    table         Human-readable table\n"
            "    simple-table  Conveniently-parsable table\n"
-           "    json          JSON object or array\n";
+           "    json          JSON object or array\n"
+           "    simple-json   no units, enumerations represented as numbers\n";
 
     exit(1);
 }

src/inverterd.cc

@@ -243,21 +243,6 @@ int main(int argc, char *argv[]) {
         }
 
         dev->setTimeout(timeout);
-
-//        p18::Client client;
-//        client.setDevice(dev);
-
-        /*if (action == Action::Raw) {
-            auto result = client.runOnDevice(raw);
-            if (verbose)
-                std::cerr << hexdump(result.first.get(), result.second);
-            std::cout << std::string(result.first.get(), result.second) << std::endl;
-        } else {
-            auto response = client.execute(commandType, arguments);
-            std::cout << *(response->format(format).get()) << std::endl;
-        }*/
-
-//        success = true;
     }
     catch (voltronic::DeviceError& e) {
         myerr << "device error: " << e.what();

src/p18/response.h

@@ -107,6 +107,14 @@ public:
 
         return j;
     }
+
+    inline json toSimpleJSON() const {
+        json j;
+        std::visit([&j](const auto& elem) {
+            j = elem;
+        }, v_);
+        return j;
+    }
 };