version: automatically generate version string from tag

Signed-off-by: Mikael Magnusson <mikma@users.sourceforge.net>

3 files changed, 12 insertions, 3 deletions

diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 25b59ff1..4af7d04c 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,5 +1,6 @@
 [versions]
 agp = "8.1.0-beta02"
+grgit = "5.2.0"
 kotlin = "1.8.21"
 
 [libraries]
@@ -25,5 +26,6 @@ zxing-android-embedded = "com.journeyapps:zxing-android-embedded:4.3.0"
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
 android-library = { id = "com.android.library", version.ref = "agp" }
+ajoberstar-grgit = { id = "org.ajoberstar.grgit", version.ref = "grgit" }
 kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
 kotlin-kapt = { id = "org.jetbrains.kotlin.kapt", version.ref = "kotlin" }
diff --git a/ui/build.gradle.kts b/ui/build.gradle.kts
index 8368e7e6..2f556bba 100644
--- a/ui/build.gradle.kts
+++ b/ui/build.gradle.kts
@@ -12,6 +12,7 @@ plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.android)
     alias(libs.plugins.kotlin.kapt)
+    alias(libs.plugins.ajoberstar.grgit)
 }
 
 android {
@@ -27,7 +28,10 @@ android {
         minSdk = 21
         targetSdk = 33
         versionCode = providers.gradleProperty("wireguardVersionCode").get().toInt()
-        versionName = providers.gradleProperty("wireguardVersionName").get()
+        versionName = grgit.describe {
+            tags = true
+            always = true
+        }.replace('-', '.')
         buildConfigField("int", "MIN_SDK_VERSION", minSdk.toString())
     }
     compileOptions {
diff --git a/ui/src/main/java/com/wireguard/android/updater/Updater.kt b/ui/src/main/java/com/wireguard/android/updater/Updater.kt
index 928028fd..7fc58e08 100644
--- a/ui/src/main/java/com/wireguard/android/updater/Updater.kt
+++ b/ui/src/main/java/com/wireguard/android/updater/Updater.kt
@@ -153,7 +153,10 @@ object Updater {
                 throw InvalidParameterException("Version has no parts")
             parts = ULongArray(strParts.size)
             for (i in parts.indices) {
-                parts[i] = strParts[i].toULong()
+                if (strParts[i][0] == 'g')
+                    parts[i] = strParts[i].substring(1).toULong(16)
+                else
+                    parts[i] = strParts[i].toULong()
             }
         }
 
@@ -439,4 +442,4 @@ object Updater {
             context.startActivity(start)
         }
     }
-}
\ No newline at end of file
+}