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Revert "Use if constexpr to make things a lot more readable"

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This reverts commit d62ca9f879.
This commit is contained in:
louiz’
2018-03-17 17:28:41 +01:00
parent d62ca9f879
commit d0e3c71b91
7 changed files with 213 additions and 164 deletions
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src/database/row.hpp
+27 -25
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@@ -29,39 +29,41 @@ struct Row
return col.value;
}
void save(std::unique_ptr<DatabaseEngine>& db)
template <bool Coucou=true>
void save(std::unique_ptr<DatabaseEngine>& db, typename std::enable_if<!is_one_of<Id, T...> && Coucou>::type* = nullptr)
{
if constexpr(is_one_of<Id, T...>)
this->insert(*db);
}
template <bool Coucou=true>
void save(std::unique_ptr<DatabaseEngine>& db, typename std::enable_if<is_one_of<Id, T...> && Coucou>::type* = nullptr)
{
const Id& id = std::get<Id>(this->columns);
if (id.value == Id::unset_value)
{
const Id& id = std::get<Id>(this->columns);
if (id.value == Id::unset_value)
{
this->insert(*db);
if (db->last_inserted_rowid >= 0)
std::get<Id>(this->columns).value = static_cast<Id::real_type>(db->last_inserted_rowid);
}
else
this->update(*db);
this->insert(*db);
if (db->last_inserted_rowid >= 0)
std::get<Id>(this->columns).value = static_cast<Id::real_type>(db->last_inserted_rowid);
}
else
this->insert(*db);
this->update(*db);
}
private:
void insert(DatabaseEngine& db)
template <bool Coucou=true>
void insert(DatabaseEngine& db, typename std::enable_if<is_one_of<Id, T...> && Coucou>::type* = nullptr)
{
if constexpr(is_one_of<Id, T...>)
{
InsertQuery query(this->table_name, this->columns);
// Ugly workaround for non portable stuff
query.body += db.get_returning_id_sql_string(Id::name);
query.execute(db, this->columns);
}
else
{
InsertQuery query(this->table_name, this->columns);
query.execute(db, this->columns);
}
InsertQuery query(this->table_name, this->columns);
// Ugly workaround for non portable stuff
query.body += db.get_returning_id_sql_string(Id::name);
query.execute(db, this->columns);
}
template <bool Coucou=true>
void insert(DatabaseEngine& db, typename std::enable_if<!is_one_of<Id, T...> && Coucou>::type* = nullptr)
{
InsertQuery query(this->table_name, this->columns);
query.execute(db, this->columns);
}
void update(DatabaseEngine& db)