调整版本号格式

Author: Chenhe

app/build.gradle

@@ -2,15 +2,19 @@ apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
 
+int vCode = 20000 + getVersionCode() // The last code is 20001, make sure the result is greater than it.
+String vName = getVersionName()
+logger.lifecycle("App Version: $vName ($vCode)")
+
 android {
     compileSdkVersion 29
     buildToolsVersion '29.0.3'
     defaultConfig {
         applicationId "cc.chenhe.qqnotifyevo"
         minSdkVersion 26
         targetSdkVersion 29
-        versionCode 20001
-        versionName "2.0.1"
+        versionCode vCode
+        versionName vName
     }
     buildTypes {
         release {
@@ -50,7 +54,7 @@ dependencies {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
     implementation "androidx.preference:preference-ktx:1.1.1"
-    implementation "androidx.core:core-ktx:1.3.0"
+    implementation "androidx.core:core-ktx:1.3.1"
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation 'com.oasisfeng.nevo:sdk:2.0.0-rc01'
     implementation "com.jakewharton.timber:timber:4.7.1"
@@ -62,3 +66,21 @@ dependencies {
 repositories {
     mavenCentral()
 }
+
+
+private static int getVersionCode() {
+    def cmd = 'git rev-list HEAD --first-parent --count'
+    cmd.execute().text.trim().toInteger()
+}
+
+private static String getVersionName() {
+    def cmd = 'git describe --tags --long --first-parent --abbrev=7 --dirty="-dev"'
+    def v = cmd.execute().text.trim()
+    def matcher = v =~ /^v([\d|.]+)-\d+-g[A-Za-z0-9]{7}(-dev)?$/
+
+    if (!matcher) {
+        throw new RuntimeException("Cannot match git tag name. raw=$v")
+    }
+    def suffix = matcher[0][2] ? matcher[0][2] : ''
+    "${matcher[0][1]}$suffix"
+}