From 0c0938d651b82d2bb36ee53f0431986a86f033ee Mon Sep 17 00:00:00 2001
From: Vahagn Khachatryan <vahagn.khachatryan@gmail.com>
Date: Sat, 9 Oct 2021 23:44:16 +0100
Subject: [PATCH] Automate version code generation.

---
 app/build.gradle | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/app/build.gradle b/app/build.gradle
index b2964a9..a370bee 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -36,6 +36,14 @@ String gitHash() {
     return githashP.text.trim()
 }
 
+Integer gitVersionCode() {
+    def gitP = 'git rev-list v2..HEAD --count'.execute()
+    gitP.waitFor()
+    if (gitP.exitValue())
+        throw new GradleException("Couldn't extract number of commit after v2.")
+    return gitP.text.trim().toInteger()
+}
+
 String buildDate() {
     def builddate = new Date()
     return builddate.toString()
@@ -53,8 +61,8 @@ android {
         applicationId "org.vostan.banvor"
         minSdk 21
         targetSdk 31
-        versionCode 2
-        versionName "2.2"
+        versionCode gitVersionCode()
+        versionName gitVersion()
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         resValue "bool", "debug_visible", "false"