1 files changed, 110 insertions, 0 deletions
diff --git a/api/logic/Version.h b/api/logic/Version.h
new file mode 100644
index 00000000..b5946ced
--- /dev/null
+++ b/api/logic/Version.h
@@ -0,0 +1,110 @@
+#pragma once
+
+#include <QString>
+#include <QList>
+
+#include "multimc_logic_export.h"
+
+class QUrl;
+
+struct MULTIMC_LOGIC_EXPORT Version
+{
+	Version(const QString &str);
+	Version() {}
+
+	bool operator<(const Version &other) const;
+	bool operator<=(const Version &other) const;
+	bool operator>(const Version &other) const;
+	bool operator>=(const Version &other) const;
+	bool operator==(const Version &other) const;
+	bool operator!=(const Version &other) const;
+
+	QString toString() const
+	{
+		return m_string;
+	}
+
+private:
+	QString m_string;
+	struct Section
+	{
+		explicit Section(const QString &fullString)
+		{
+			m_fullString = fullString;
+			int cutoff = m_fullString.size();
+			for(int i = 0; i < m_fullString.size(); i++)
+			{
+				if(!m_fullString[i].isDigit())
+				{
+					cutoff = i;
+					break;
+				}
+			}
+			auto numPart = m_fullString.leftRef(cutoff);
+			if(numPart.size())
+			{
+				numValid = true;
+				m_numPart = numPart.toInt();
+			}
+			auto stringPart = m_fullString.midRef(cutoff);
+			if(stringPart.size())
+			{
+				m_stringPart = stringPart.toString();
+			}
+		}
+		explicit Section() {}
+		bool numValid = false;
+		int m_numPart = 0;
+		QString m_stringPart;
+		QString m_fullString;
+
+		inline bool operator!=(const Section &other) const
+		{
+			if(numValid && other.numValid)
+			{
+				return m_numPart != other.m_numPart || m_stringPart != other.m_stringPart;
+			}
+			else
+			{
+				return m_fullString != other.m_fullString;
+			}
+		}
+		inline bool operator<(const Section &other) const
+		{
+			if(numValid && other.numValid)
+			{
+				if(m_numPart < other.m_numPart)
+					return true;
+				if(m_numPart == other.m_numPart && m_stringPart < other.m_stringPart)
+					return true;
+				return false;
+			}
+			else
+			{
+				return m_fullString < other.m_fullString;
+			}
+		}
+		inline bool operator>(const Section &other) const
+		{
+			if(numValid && other.numValid)
+			{
+				if(m_numPart > other.m_numPart)
+					return true;
+				if(m_numPart == other.m_numPart && m_stringPart > other.m_stringPart)
+					return true;
+				return false;
+			}
+			else
+			{
+				return m_fullString > other.m_fullString;
+			}
+		}
+	};
+	QList<Section> m_sections;
+
+	void parse();
+};
+
+MULTIMC_LOGIC_EXPORT bool versionIsInInterval(const QString &version, const QString &interval);
+MULTIMC_LOGIC_EXPORT bool versionIsInInterval(const Version &version, const QString &interval);
+