Rename all from *.cc to *.cpp

src/grid/GridData.cpp

@@ -0,0 +1,75 @@
+#include <fstream>
+#include "GridData.h"
+
+namespace platform {
+    GridData::GridData(const std::string& fileName)
+    {
+        json grid_file;
+        std::ifstream resultData(fileName);
+        if (resultData.is_open()) {
+            grid_file = json::parse(resultData);
+        } else {
+            throw std::invalid_argument("Unable to open input file. [" + fileName + "]");
+        }
+        for (const auto& item : grid_file.items()) {
+            auto key = item.key();
+            auto value = item.value();
+            grid[key] = value;
+        }
+
+    }
+    int GridData::computeNumCombinations(const json& line)
+    {
+        int numCombinations = 1;
+        for (const auto& item : line.items()) {
+            numCombinations *= item.value().size();
+        }
+        return numCombinations;
+    }
+    int GridData::getNumCombinations(const std::string& dataset)
+    {
+        int numCombinations = 0;
+        auto selected = decide_dataset(dataset);
+        for (const auto& line : grid.at(selected)) {
+            numCombinations += computeNumCombinations(line);
+        }
+        return numCombinations;
+    }
+    json GridData::generateCombinations(json::iterator index, const json::iterator last, std::vector<json>& output, json currentCombination)
+    {
+        if (index == last) {
+            // If we reached the end of input, store the current combination
+            output.push_back(currentCombination);
+            return  currentCombination;
+        }
+        const auto& key = index.key();
+        const auto& values = index.value();
+        for (const auto& value : values) {
+            auto combination = currentCombination;
+            combination[key] = value;
+            json::iterator nextIndex = index;
+            generateCombinations(++nextIndex, last, output, combination);
+        }
+        return currentCombination;
+    }
+    std::vector<json> GridData::getGrid(const std::string& dataset)
+    {
+        auto selected = decide_dataset(dataset);
+        auto result = std::vector<json>();
+        for (json line : grid.at(selected)) {
+            generateCombinations(line.begin(), line.end(), result, json({}));
+        }
+        return result;
+    }
+    json& GridData::getInputGrid(const std::string& dataset)
+    {
+        auto selected = decide_dataset(dataset);
+        return grid.at(selected);
+    }
+    std::string GridData::decide_dataset(const std::string& dataset)
+    {
+        if (grid.find(dataset) != grid.end())
+            return dataset;
+        return ALL_DATASETS;
+    }
+} /* namespace platform */