1 files changed, 46 insertions, 0 deletions

diff --git a/qt-widgets/adapter.cpp b/qt-widgets/adapter.cpp
new file mode 100644
index 0000000..c15181c
--- /dev/null
+++ b/qt-widgets/adapter.cpp
@@ -0,0 +1,46 @@
+#include "adapter.h"
+
+#include <array>
+#include <filesystem>
+#include <fstream>
+#include <sstream>
+#include <QDebug>
+
+NissyAdapter::NissyAdapter()
+{
+        auto sid = nissy::solverinfo(defaultOptimalSolver);
+        auto [sz, dataid] = std::get<std::pair<size_t, std::string>>(sid);
+        const std::string path = "../nissy-core/tables/" + dataid;
+
+        std::filesystem::path filePath(path);
+        if (std::filesystem::file_size(filePath) != static_cast<uintmax_t>(sz))
+                qDebug("Error in file size!"); // TODO: better handle error, gentable
+
+        optimalSolverData.value.resize(sz);
+        std::ifstream ifs(path, std::ios::binary);
+        ifs.read(reinterpret_cast<char *>(optimalSolverData.value.data()), sz);
+        ifs.close();
+}
+
+NissyAdapter::~NissyAdapter() {}
+
+void NissyAdapter::solve(SolverConfiguration cfg)
+{
+        auto se = nissy::solve(cfg.cube, defaultOptimalSolver,
+            nissy::nissflag::NORMAL, cfg.minmoves, cfg.maxmoves,
+            cfg.maxsolutions, cfg.optimal, cfg.threads, optimalSolverData);
+        if (std::holds_alternative<nissy::error_t>(se)) {
+                auto code = std::get<nissy::error_t>(se).value;
+                emit solveDone(QString("Error " + code));
+                return;
+        } 
+
+        auto [sols, stats] = std::get<nissy::solve_result_t>(se);
+        if (sols.size() == 0) {
+                emit solveDone(QString("No solution found"));
+        } else {
+                auto solstr = std::accumulate(
+                    sols.begin(), sols.end(), std::string{});
+                emit solveDone(QString::fromStdString(solstr));
+        }
+}