From 5f1cd97b9727fe10df79e1eb316ff493d9dfc2a9 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Thu, 1 Feb 2024 20:50:43 +0300
Subject: Turn libodb-qt repository into package for muti-package repository

---
 .../odb/qt/date-time/pgsql/qdate-time-traits.hxx   | 70 ++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 libodb-qt/odb/qt/date-time/pgsql/qdate-time-traits.hxx

(limited to 'libodb-qt/odb/qt/date-time/pgsql/qdate-time-traits.hxx')

diff --git a/libodb-qt/odb/qt/date-time/pgsql/qdate-time-traits.hxx b/libodb-qt/odb/qt/date-time/pgsql/qdate-time-traits.hxx
new file mode 100644
index 0000000..a9fe757
--- /dev/null
+++ b/libodb-qt/odb/qt/date-time/pgsql/qdate-time-traits.hxx
@@ -0,0 +1,70 @@
+// file      : odb/qt/date-time/pgsql/qdatetime-traits.hxx
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_QT_DATE_TIME_PGSQL_QDATETIME_TRAITS_HXX
+#define ODB_QT_DATE_TIME_PGSQL_QDATETIME_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <QtCore/QDateTime>
+
+#include <odb/pgsql/traits.hxx>
+
+namespace odb
+{
+  namespace pgsql
+  {
+    // Implementation of mapping between QDateTime and PostgreSQL TIMESTAMP.
+    // TIMESTAMP values are stored as micro-seconds since the PostgreSQL
+    // epoch 2000-01-01.
+    //
+    template <>
+    struct default_value_traits<QDateTime, id_timestamp>
+    {
+      typedef details::endian_traits endian_traits;
+
+      typedef QDateTime value_type;
+      typedef QDateTime query_type;
+      typedef long long image_type;
+
+      static void
+      set_value (QDateTime& v, long long i, bool is_null)
+      {
+        if (is_null)
+          // Default constructor creates a null QDateTime.
+          //
+          v = QDateTime ();
+        else
+        {
+          const QDateTime pg_epoch (QDate (2000, 1, 1), QTime (0, 0, 0));
+          v = pg_epoch.addMSecs (
+            static_cast <qint64> (endian_traits::ntoh (i) / 1000LL));
+        }
+      }
+
+      static void
+      set_image (long long& i, bool& is_null, const QDateTime& v)
+      {
+        if (v.isNull ())
+          is_null = true;
+        else
+        {
+          is_null = false;
+          const QDateTime pg_epoch (QDate (2000, 1, 1), QTime (0, 0, 0));
+          i = endian_traits::hton (
+            static_cast<long long> (pg_epoch.msecsTo (v)) * 1000LL);
+        }
+      }
+    };
+
+    template <>
+    struct default_type_traits<QDateTime>
+    {
+      static const database_type_id db_type_id = id_timestamp;
+    };
+  }
+}
+
+#include <odb/post.hxx>
+
+#endif // ODB_QT_DATE_TIME_PGSQL_QDATETIME_TRAITS_HXX
-- 
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