1 files changed, 35 insertions, 0 deletions
diff --git a/receivepack/version.go b/receivepack/version.go
new file mode 100644
index 00000000..42c5b38b
--- /dev/null
+++ b/receivepack/version.go
@@ -0,0 +1,35 @@
+package receivepack
+
+import (
+	"strings"
+
+	common "codeberg.org/lindenii/furgit/protocol/v0v1/server"
+)
+
+func parseVersion(gitProtocol string) common.Version {
+	if gitProtocol == "" {
+		return common.Version0
+	}
+
+	var highestRequested uint8
+
+	for field := range strings.SplitSeq(gitProtocol, ":") {
+		switch field {
+		case "version=0":
+		case "version=1":
+			if highestRequested < 1 {
+				highestRequested = 1
+			}
+		case "version=2":
+			if highestRequested < 2 {
+				highestRequested = 2
+			}
+		}
+	}
+
+	if highestRequested == 1 {
+		return common.Version1
+	}
+
+	return common.Version0
+}