apk name is a PR number if build for a PR

Signed-off-by: Jakub Sokołowski <jakub@status.im>

ci/android.groovy

@@ -38,7 +38,12 @@ def uploadToPlayStore() {
 }
 
 def uploadToSauceLabs() {
+  def changeId = common.getParentRunEnv('CHANGE_ID')
+  if (changeId != null) {
+    env.SAUCE_LABS_APK = "${changeId}.apk"
+  } else {
     env.SAUCE_LABS_APK = "im.status.ethereum-e2e-${GIT_COMMIT.take(6)}.apk"
+  }
   withCredentials([
     string(credentialsId: 'SAUCE_ACCESS_KEY', variable: 'SAUCE_ACCESS_KEY'),
     string(credentialsId: 'SAUCE_USERNAME', variable: 'SAUCE_USERNAME'),

ci/common.groovy

@@ -151,4 +151,10 @@ def githubNotify(apkUrl, e2eUrl, ipaUrl, dmgUrl, appUrl, changeId) {
   }
 }
 
+def getParentRunEnv(name) {
+  def c = currentBuild.rawBuild.getCause(hudson.model.Cause$UpstreamCause)
+  if (c == null) { return null }
+  return c.getUpstreamRun().getEnvironment()[name]
+}
+
 return this