1 files changed, 39 insertions, 5 deletions
diff --git a/src/database/postgresql_engine.cpp b/src/database/postgresql_engine.cpp
index 59bc885..abeb779 100644
--- a/src/database/postgresql_engine.cpp
+++ b/src/database/postgresql_engine.cpp
@@ -2,6 +2,7 @@
 #ifdef PQ_FOUND
 
 #include <utils/scopeguard.hpp>
+#include <utils/tolower.hpp>
 
 #include <database/query.hpp>
 
@@ -12,6 +13,7 @@
 #include <logger/logger.hpp>
 
 #include <cstring>
+#include <database/database.hpp>
 
 PostgresqlEngine::PostgresqlEngine(PGconn*const conn):
     conn(conn)
@@ -52,14 +54,14 @@ std::unique_ptr<DatabaseEngine> PostgresqlEngine::open(const std::string& connin
   return std::make_unique<PostgresqlEngine>(con);
 }
 
-std::set<std::string> PostgresqlEngine::get_all_columns_from_table(const std::string& table_name)
+std::map<std::string, std::string> PostgresqlEngine::get_all_columns_from_table(const std::string& table_name)
 {
-  const auto query = "SELECT column_name from information_schema.columns where table_name='" + table_name + "'";
+  const auto query = "SELECT column_name, data_type from information_schema.columns where table_name='" + table_name + "'";
   auto statement = this->prepare(query);
-  std::set<std::string> columns;
+  std::map<std::string, std::string> columns;
 
   while (statement->step() == StepResult::Row)
-    columns.insert(statement->get_column_text(0));
+    columns[utils::tolower(statement->get_column_text(0))] = utils::tolower(statement->get_column_text(1));
 
   return columns;
 }
@@ -96,9 +98,41 @@ std::string PostgresqlEngine::get_returning_id_sql_string(const std::string& col
   return " RETURNING " + col_name;
 }
 
-std::string PostgresqlEngine::id_column_type()
+std::string PostgresqlEngine::id_column_type() const
 {
   return "SERIAL";
 }
 
+std::string PostgresqlEngine::datetime_column_type() const
+{
+  return "TIMESTAMP";
+}
+
+void PostgresqlEngine::convert_date_format(DatabaseEngine& db)
+{
+  const auto table_name = Database::muc_log_lines.get_name();
+  const std::string column_name = Database::Date::name;
+  const std::string query = "ALTER TABLE " + table_name + " ALTER COLMUN " + column_name + " SET DATA TYPE timestamp USING to_timestamp(" + column_name + ")";
+
+  auto result = db.raw_exec(query);
+  if (!std::get<bool>(result))
+    log_error("Failed to execute query: ", std::get<std::string>(result));
+}
+
+std::string PostgresqlEngine::escape_param_number(int nb) const
+{
+  return "to_timestamp(" + DatabaseEngine::escape_param_number(nb) + ")";
+}
+
+void PostgresqlEngine::init_session()
+{
+  const auto res = this->raw_exec("SET SESSION TIME ZONE 'UTC'");
+  if (!std::get<bool>(res))
+    log_debug("Failed to set UTC timezone: ", std::get<std::string>(res));
+}
+long double PostgresqlEngine::epoch_to_floating_value(long double seconds) const
+{
+  return seconds;
+}
+
 #endif