Added automation for Google Play publication (using fastlane).

.gitignore

@@ -73,8 +73,12 @@ captures/
 .idea/workspace.xml
 
 # Keystore files
-# Uncomment the following line if you do not want to check your keystore files in.
-#*.jks
+*.jks
 
 # External native build folder generated in Android Studio 2.2 and later
 .externalNativeBuild
+
+# Fastlane
+Appfile
+releasePlayStore/*
+Gemfile.lock

DEVELOPER.md

@@ -1,6 +1,6 @@
-# OpenTrack: Developer information
+# OpenTracks: Developer information
 
-## Create releases for FDroid
+## Craft new releases
 
 1. Get next _version code_ (master branch): `git rev-list HEAD --count master`
 2. Decide on _version name_ (semantic versioning)
@@ -11,6 +11,26 @@
 7. Push commits and tags to public repository
 8. Add changelog to tag (Github releases)
 
+## F-Droid
+Application id: de.dennisguse.opentracks
+
+It if it properly tagged F-Droid takes care of building the app and publishing.
+Usually, it takes two days before the update is published (build, signed, and published). 
+
+The recent build activity can be found [here](https://f-droid.org/wiki/index.php?title=Special:RecentChanges&days=7&from=&hidebots=0&hideanons=1&hideliu=1&limit=500)
+
+## Google Play Store
+Application id: de.dennisguse.opentracks.playstore
+
+Requirement: `gem install fastlane`
+
+1. Update store meta data (e.g., description and screenshots)
+   `fastlane supply --version_code $(git rev-list HEAD --count master) --skip_upload_apk`
+   (requires API key)
+2. Build signed apk
+   (requires keystore)
+3. Upload signed apk to [Google Play Console](https://play.google.com/apps/publish)
+
 ## Translations (localization)
 
 Translations of the OpenTracks are handled in Transifex: [https://www.transifex.com/opentracks](https://www.transifex.com/opentracks/).

Gemfile

@@ -0,0 +1,3 @@
+source "https://rubygems.org"
+
+gem "fastlane"

build.gradle

@@ -74,6 +74,11 @@ android {
         release {
             minifyEnabled false
         }
+
+        releasePlayStore {
+            applicationIdSuffix ".playstore"
+            versionNameSuffix "-PlayStore"
+        }
     }
 
     applicationVariants.all { variant ->

fastlane/Fastfile

@@ -0,0 +1,38 @@
+# This file contains the fastlane.tools configuration
+# You can find the documentation at https://docs.fastlane.tools
+#
+# For a list of all available actions, check out
+#
+#     https://docs.fastlane.tools/actions
+#
+# For a list of all available plugins, check out
+#
+#     https://docs.fastlane.tools/plugins/available-plugins
+#
+
+# Uncomment the line if you want fastlane to automatically update itself
+# update_fastlane
+
+default_platform(:android)
+
+platform :android do
+  desc "Runs all the tests"
+  lane :test do
+    gradle(task: "test")
+  end
+
+  desc "Submit a new Beta Build to Crashlytics Beta"
+  lane :beta do
+    gradle(task: "clean assembleRelease")
+    crashlytics
+  
+    # sh "your_script.sh"
+    # You can also use other beta testing services here
+  end
+
+  desc "Deploy a new version to the Google Play"
+  lane :deploy do
+    gradle(task: "clean assembleRelease")
+    upload_to_play_store
+  end
+end