1 files changed, 68 insertions, 0 deletions
diff --git a/src/utils/datetime.hpp b/src/utils/datetime.hpp
new file mode 100644
index 0000000..27511f7
--- /dev/null
+++ b/src/utils/datetime.hpp
@@ -0,0 +1,68 @@
+#pragma once
+
+#include <chrono>
+#include <string>
+
+#include <logger/logger.hpp>
+
+class DateTime
+{
+public:
+  enum class Engine {
+    Postgresql,
+    Sqlite3,
+  } engine{Engine::Sqlite3};
+
+  using time_point = std::chrono::system_clock::time_point;
+
+  DateTime():
+      s{},
+      t{}
+  { }
+
+  DateTime(std::time_t t):
+      t(std::chrono::seconds(t))
+  {}
+
+  DateTime(std::string s):
+      s(std::move(s))
+  {}
+
+  DateTime& operator=(const std::string& s)
+  {
+    this->s = s;
+    return *this;
+  }
+
+  DateTime& operator=(const time_point t)
+  {
+    this->t = t;
+    return *this;
+  }
+
+  const std::string& to_string() const
+  {
+    return this->s;
+  }
+
+  time_point::duration epoch() const
+  {
+    return this->t.time_since_epoch();
+  }
+
+  long double julianday() const
+  {
+    log_debug("ici?");
+    auto res = ((static_cast<long double>(this->epoch().count()) / std::chrono::system_clock::period::den) / 86400) + 2440587.5;
+    return res;
+  }
+
+private:
+  std::string s;
+  time_point t;
+};
+
+inline long double to_julianday(std::time_t t)
+{
+  return static_cast<long double>(t) / 86400.0 + 2440587.5;
+}