From d9f372d7b1bc1abbff5fdf9735118290cd024d5e Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Thu, 25 Jan 2024 17:28:38 +0300
Subject: Turn libodb-pgsql repository into package for muti-package repository

---
 libodb-pgsql/odb/pgsql/view-result.txx | 114 +++++++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 libodb-pgsql/odb/pgsql/view-result.txx

(limited to 'libodb-pgsql/odb/pgsql/view-result.txx')

diff --git a/libodb-pgsql/odb/pgsql/view-result.txx b/libodb-pgsql/odb/pgsql/view-result.txx
new file mode 100644
index 0000000..980811a
--- /dev/null
+++ b/libodb-pgsql/odb/pgsql/view-result.txx
@@ -0,0 +1,114 @@
+// file      : odb/pgsql/view-result.txx
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#include <odb/callback.hxx>
+
+#include <odb/pgsql/view-statements.hxx>
+
+namespace odb
+{
+  namespace pgsql
+  {
+    template <typename T>
+    view_result_impl<T>::
+    ~view_result_impl ()
+    {
+      if (!this->end_)
+        statement_->free_result ();
+    }
+
+    template <typename T>
+    void view_result_impl<T>::
+    invalidate ()
+    {
+      if (!this->end_)
+      {
+        statement_->free_result ();
+        this->end_ = true;
+      }
+
+      statement_.reset ();
+    }
+
+    template <typename T>
+    view_result_impl<T>::
+    view_result_impl (const query_base&,
+                      details::shared_ptr<select_statement> statement,
+                      statements_type& statements,
+                      const schema_version_migration* svm)
+        : base_type (statements.connection ()),
+          statement_ (statement),
+          statements_ (statements),
+          tc_ (svm),
+          count_ (0)
+    {
+    }
+
+    template <typename T>
+    void view_result_impl<T>::
+    load (view_type& view)
+    {
+      // The image can grow between calls to load() as a result of other
+      // statements execution.
+      //
+      typename view_traits::image_type& im (statements_.image ());
+
+      if (im.version != statements_.image_version ())
+      {
+        binding& b (statements_.image_binding ());
+        tc_.bind (b.bind, im);
+        statements_.image_version (im.version);
+        b.version++;
+      }
+
+      select_statement::result r (statement_->load ());
+
+      if (r == select_statement::truncated)
+      {
+        if (tc_.grow (im, statements_.image_truncated ()))
+          im.version++;
+
+        if (im.version != statements_.image_version ())
+        {
+          binding& b (statements_.image_binding ());
+          tc_.bind (b.bind, im);
+          statements_.image_version (im.version);
+          b.version++;
+          statement_->reload ();
+        }
+      }
+
+      view_traits::callback (this->db_, view, callback_event::pre_load);
+      tc_.init (view, im, &this->db_);
+      view_traits::callback (this->db_, view, callback_event::post_load);
+    }
+
+    template <typename T>
+    void view_result_impl<T>::
+    next ()
+    {
+      this->current (pointer_type ());
+
+      if (statement_->next ())
+        count_++;
+      else
+      {
+        statement_->free_result ();
+        this->end_ = true;
+      }
+    }
+
+    template <typename T>
+    void view_result_impl<T>::
+    cache ()
+    {
+    }
+
+    template <typename T>
+    std::size_t view_result_impl<T>::
+    size ()
+    {
+      return this->end_ ? count_ : statement_->result_size ();
+    }
+  }
+}
-- 
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