rework of suite and unit

src/loaders/Unit.cpp

@@ -1,14 +1,9 @@
 #include "Unit.h"
-
+#include <iostream>
+#include <fstream>
+#include <cstdlib>
 
 Unit::Unit() {}
-Unit::Unit( Json::Value loader_root )
-/*
- * Constructor for Unit type.  Receives a UnitHolder loader_root.
- */
-{
-    this->load_root( loader_root );
-}
 
 int Unit::load_root(Json::Value loader_root)
 {
@@ -22,9 +17,41 @@ int Unit::load_root(Json::Value loader_root)
 
     return EXIT_SUCCESS;
 }
-/*
- * getters for Unit type.
- */
+
+// TODO CHANGE HOW THIS WORKS
+int Unit::load_string(std::string json_val)
+{
+    // reads from a string into a Json::Value type.
+    Json::Reader json_reader;
+
+    // the deserialized json type to contain what's read by the reader
+    Json::Value serialized;
+
+    // create the ifstream file handle for the parser method to consume
+    std::ifstream json_file_ifstream( json_val.c_str(), std::ifstream::binary );
+
+    // use the reader to parse the ifstream to the local property
+    bool parsingSuccessful = json_reader.parse( json_file_ifstream, serialized );
+
+    if (! parsingSuccessful )
+    {
+        std::cerr << "Failed to parse adhoc JSON value." << std::endl << json_val << std::endl << std::endl << json_reader.getFormattedErrorMessages();
+        throw JSON_Loader_InvalidJSON();
+
+    } else {
+        // if in verbose mode, give the user an "it worked" message
+        if ( verbose )
+        {
+            std::cout << "Successfully parsed JSON string with " << this->json_root.size() << " elements.  Value:" << std::endl;
+            std::cout << json_val << std::endl << std::endl;
+        }
+    }
+    // exit successfully
+    this->populated = true;
+}
+
+
+// getters for Unit type.
 std::string Unit::get_name()
 {
     return this->name;