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database/sqlitequeryoption.cpp

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+/* Copyright (c) 2018 Albert S.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+#include "sqlitequeryoption.h"
+
+SqliteQueryOption::SqliteQueryOption(const QueryOption &o)
+{
+	this->o = o;
+}
+
+SqliteQueryOption &SqliteQueryOption::setOrderByColumn(std::string name)
+{
+	this->orderByColumnName = name;
+	return *this;
+}
+
+SqliteQueryOption &SqliteQueryOption::setVisibleColumnName(std::string name)
+{
+	this->visibleColumnName = name;
+	return *this;
+}
+
+SqliteQueryOption &SqliteQueryOption::setPrependWhere(bool b)
+{
+	this->prependWhere = b;
+	return *this;
+}
+
+std::string SqliteQueryOption::build()
+{
+	std::string result;
+	if(!o.includeInvisible && !this->visibleColumnName.empty())
+	{
+		if(this->prependWhere)
+		{
+			result += "WHERE ";
+		}
+		result += this->visibleColumnName + " = 1";
+	}
+
+	result += " ORDER BY " + orderByColumnName;
+	if(o.order == ASCENDING)
+	{
+		result += " ASC";
+	}
+	else
+	{
+		result += " DESC";
+	}
+	// TODO: limits for offset?
+	if(o.limit > 0)
+		result += " LIMIT " + std::to_string(o.limit) + " OFFSET " + std::to_string(o.offset);
+
+	return result;
+}