Fastlane environment mgmt (#668)

* move .env files back into source control minus secrets

* load secrets into .env files at build time and cleanup after

* auto generated docs

* ignore fastlane .env

* update to latest version

* move a few more things to secrets

.env

@@ -0,0 +1,18 @@
+APP_ID_IOS=app.covidshield
+APP_ID_ANDROID=app.covidshield
+
+APP_VERSION_NAME=1.0
+APP_VERSION_CODE=47
+
+SUBMIT_URL=https://submission.covidshield.app
+RETRIEVE_URL=https://retrieval.covidshield.app
+
+HMAC_KEY=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+
+TEST_MODE=true
+MOCK_SERVER=false
+
+MCC_CODE=302
+
+TRANSMISSION_RISK_LEVEL=4
+MINIMUM_FETCH_INTERVAL=15

.env.production

@@ -0,0 +1,18 @@
+APP_ID_IOS=app.covidshield
+APP_ID_ANDROID=app.covidshield
+
+APP_VERSION_NAME=1.0
+APP_VERSION_CODE=47
+
+SUBMIT_URL=https://submission.covidshield.app
+RETRIEVE_URL=https://retrieval.covidshield.app
+
+HMAC_KEY=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+
+TEST_MODE=true
+MOCK_SERVER=false
+
+MCC_CODE=302
+
+TRANSMISSION_RISK_LEVEL=4
+MINIMUM_FETCH_INTERVAL=15

.gitignore

@@ -2,9 +2,6 @@
 #
 .DS_Store
 
-
-.env.production
-
 # Xcode
 #
 build/
@@ -93,7 +90,6 @@ ios/Generated.xcconfig
 android/app/google-services.json
 .env.local
 .env.secrets
-.env
 
 # generated files
 ios/assets

fastlane/.gitignore

@@ -0,0 +1 @@
+.env

fastlane/Fastfile

@@ -4,12 +4,59 @@ before_all do
   # Load root-level shared .env
   Dotenv.overload '../.env'
 
+  load_secrets
+
   # Pull all tags
   git_pull(only_tags: true)
 end
 
+after_all do
+  clean_env
+end
+
+private_lane :ensure_clean_env do
+  env_status = sh("cd ../ && git status .env .env.production  --porcelain")
+  clean = env_status.empty?
+
+  UI.user_error!("You should not have local changes to .env or .env.production") unless clean
+end
+
+private_lane :clean_env do
+  sh("cd ../ && git checkout .env .env.production")
+end
+
+private_lane :ensure_secrets_file_exists do
+  file_exists = File.exist? File.expand_path "../.env.secrets"
+
+  UI.user_error!("You appear to be missing a .env.secrets file") unless file_exists
+end
+
+private_lane :load_secrets do
+  ensure_secrets_file_exists
+  ensure_clean_env
+
+  # Merge secrets with the default .env file
+  production = Dotenv.parse("../.env.production")
+  debug = Dotenv.parse("../.env")
+  secrets = Dotenv.parse('../.env.secrets')
+
+  production.merge!(secrets)
+  debug.merge!(secrets)
+
+  production_env = "../.env.production"
+  debug_env = "../.env"
+
+  File.open(production_env, 'w') do |file|
+    production.each{ |k, v| file.write("#{k}=#{v}\n") }
+  end
+
+  File.open(debug_env, 'w') do |file|
+    debug.each{ |k, v| file.write("#{k}=#{v}\n") }
+  end
+end
+
 desc "Creates a Github Release"
-lane :create_github_release do |options|
+private_lane :create_github_release do |options|
   UI.user_error!("platform is missing") unless options[:platform]
   upload_assets = options[:upload_assets] ? options[:upload_assets] : []
 
@@ -26,7 +73,7 @@ lane :create_github_release do |options|
 end
 
 desc "Returns a default changelog."
-lane :default_changelog do |options|
+private_lane :default_changelog do |options|
   format = (options[:simple] ? "- %b" : "- %b [%s]")
 
   changelog = changelog_from_git_commits(
@@ -39,13 +86,13 @@ lane :default_changelog do |options|
   clean
 end
 
-lane :ensure_keystore_properties do
+private_lane :ensure_keystore_properties do
   file_exists = File.exist? File.expand_path "../android/keystore.properties"
 
   UI.user_error!("keystore.properties file is missing!") unless file_exists
 end
 
-lane :ensure_build_directory do
+private_lane :ensure_build_directory do
   UI.message("Checking for build directories")
 
   unless File.directory?('../build/ios')

fastlane/README.md

@@ -15,34 +15,6 @@ Install _fastlane_ using
 or alternatively using `brew install fastlane`
 
 # Available Actions
-### create_github_release
-```
-fastlane create_github_release
-```
-Creates a Github Release
-### default_changelog
-```
-fastlane default_changelog
-```
-Returns a default changelog.
-### ensure_keystore_properties
-```
-fastlane ensure_keystore_properties
-```
-
-### ensure_build_directory
-```
-fastlane ensure_build_directory
-```
-
-### test
-```
-fastlane test
-```
-
-
-----
-
 ## iOS
 ### ios beta
 ```