# 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
#

fastlane_require "dotenv"

default_platform(:ios)
platform :ios do

  #### Pre ####

  before_all do
    # Ensure used Xcode version
    xcversion(version: "~> 11.4")
  end

  #### Public ####

  desc "Builds an adhoc ipa"
  lane :adhoc do |options|
    options[:adhoc] = true
    build_release(options)
  end

  desc "Builds an ipa for the App Store"
  lane :app_store do |options|
    build_release(options)
  end

  desc "Builds the ipa for the AppStore, then uploads it"
  lane :deploy_release do |options|
    require 'date'
    build_number = DateTime.now.strftime("%Y%m%d%H%M%S")
    options = { build_number: build_number }.merge(options)
    # build the IPA
    app_store(options)
    # upload the IPA and metadata
    deliver()

    # We haven't yet implemented/tested deliver/upload_to_appstore properly so keep it manual for now
    # UI.message("IPA is available at path '#{ENV['IPA_OUTPUT_PATH']}'. Please upload manually using Application Loader.")
    # UI.confirm("Have you uploaded the IPA to the AppStore now?")
    #
  end

  desc "Point MatrixKit and MatrixSDK to their respective release/*/release branch if they exist, develop otherwise"
  lane :point_dependencies_to_pending_releases do
    edit_podfile(branch_pattern: "release/*/release")
  end

  desc "Point MatrixKit and MatrixSDK to the branch with the same name as the current branch if such one exist, develop otherwise"
  lane :point_dependencies_to_same_feature do
    edit_podfile(branch_pattern: git_branch)
  end

  desc "Build the app for simulator to ensure it compiles"
  lane :build do |options|
    cocoapods

    app_name = "Riot"
    build_app(
      clean: true,
      scheme: app_name,
      derived_data_path: "./DerivedData/",
      buildlog_path: "./DerivedData/Logs/",
      # skip_package_ipa: true,
      skip_archive: true,
      destination: "generic/platform=iOS Simulator",
    )
  end

  #### Private ####

  desc "Download App Store or Ad-Hoc provisioning profiles"
  private_lane :build_release do |options|
    UI.user_error!("'APPLE_ID' environment variable should be set to use this lane") unless !ENV["APPLE_ID"].to_s.empty?

    build_number = options[:build_number]
    UI.user_error!("'build_number' parameter is missing") unless !build_number.to_s.empty?

    # ad-hoc or app-store?
    adhoc = options.fetch(:adhoc, false)

    # Retrieve GIT branch name
    git_branch_name = git_branch
    UI.user_error!("Unable to retrieve GIT branch name") unless !git_branch_name.to_s.empty?

    # Fetch team id from Appfile
    team_id = CredentialsManager::AppfileConfig.try_fetch_value(:team_id)
    UI.user_error!("Fail to fetch team id from Appfile") unless !team_id.to_s.empty?

    # Generate versioning preprocessor macros
    additional_preprocessor_definitions_hash = release_versioning_preprocessor_definitions(git_branch: git_branch_name, build_number: build_number)
    additional_preprocessor_definitions = additional_preprocessor_definitions_hash.map { |k, v| "#{k}=\"#{v}\"" }.join(" ")

    # Generate xcodebuild additional arguments
    xcargs_hash = {
      "GCC_PREPROCESSOR_DEFINITIONS" => "$(GCC_PREPROCESSOR_DEFINITIONS) #{additional_preprocessor_definitions}",
      "-UseNewBuildSystem" => "NO",
    }

    xcargs = xcargs_hash.map { |k, v| "#{k}=#{v.shellescape}" }.join(" ")

    # Clear derived data
    clear_derived_data(derived_data_path: ENV["DERIVED_DATA_PATH"])

    # Setup project provisioning profiles
    download_provisioning_profiles(adhoc: adhoc)
    disable_automatic_code_signing
    update_project_provisioning_profiles

    # Update build number
    update_build_number(build_number: build_number)

    # On Xcode 10 with 'Parallelize Build' option on, archive randomly fails with error title "** ARCHIVE FAILED **" for various reasons.
    # Errors only occur on CocoaPods frameworks and the observed command that failed are CodeSign, CpHeader, CpResource, SetOwnerAndGroup.
    # To make archive reliable disable 'Parallelize Build' option of scheme ENV["SCHEME"] for the moment.
    disable_parallelize_builds

    # Perform a pod install
    cocoapods(repo_update: true)

    # Select a config
    if adhoc
      export_method = "ad-hoc"
      main_provisioning_profile = ENV["ADHOC_MAIN_PROVISIONING_PROFILE_SPECIFIER"]
      share_extension_provisioning_profile = ENV["ADHOC_SHARE_EXTENSION_PROVISIONING_PROFILE_SPECIFIER"]
      siri_intents_provisioning_profile = ENV["ADHOC_SIRI_INTENTS_EXTENSION_PROVISIONING_PROFILE_SPECIFIER"]
      nse_provisioning_profile = ENV["ADHOC_NSE_PROVISIONING_PROFILE_SPECIFIER"]
    else
      export_method = "app-store"
      main_provisioning_profile = ENV["APPSTORE_MAIN_PROVISIONING_PROFILE_SPECIFIER"]
      share_extension_provisioning_profile = ENV["APPSTORE_SHARE_EXTENSION_PROVISIONING_PROFILE_SPECIFIER"]
      siri_intents_provisioning_profile = ENV["APPSTORE_SIRI_INTENTS_EXTENSION_PROVISIONING_PROFILE_SPECIFIER"]
      nse_provisioning_profile = ENV["APPSTORE_NSE_PROVISIONING_PROFILE_SPECIFIER"]
    end

    # Build app and create ipa
    build_app(
      clean: true,
      scheme: ENV["SCHEME"],
      xcargs: xcargs,
      export_method: export_method,
      derived_data_path: ENV["DERIVED_DATA_PATH"],
      archive_path: ENV["ARCHIVE_PATH"],
      output_directory: ENV["BUILD_OUTPUT_DIRECTORY"],
      output_name: "#{ENV["IPA_NAME"]}.ipa",
      buildlog_path: ENV["BUILD_LOG_DIRECTORY"],
      codesigning_identity: ENV["APPSTORE_CODESIGNING_IDENTITY"],
      skip_profile_detection: true,
      export_options: {
        method: export_method,
        signingStyle: "manual",
        teamID: team_id,
        signingCertificate: ENV["APPSTORE_SIGNING_CERTIFICATE"],
        provisioningProfiles: {
          ENV["MAIN_BUNDLE_ID"] => main_provisioning_profile,
          ENV["SHARE_EXTENSION_BUNDLE_ID"] => share_extension_provisioning_profile,
          ENV["NSE_BUNDLE_ID"] => nse_provisioning_profile,
          ENV["SIRI_INTENTS_EXTENSION_BUNDLE_ID"] => siri_intents_provisioning_profile,
        },
        iCloudContainerEnvironment: "Production",
      },
    )
  end

  #### Private ####

  desc "Download App Store or Ad-Hoc provisioning profiles"
  private_lane :download_provisioning_profiles do |options|
    adhoc = options.fetch(:adhoc, false)

    output_path = ENV["PROVISIONING_PROFILES_PATH"]
    skip_certificate_verification = false

    main_provisioning_name = adhoc ? ENV["ADHOC_MAIN_PROVISIONING_PROFILE_SPECIFIER"] : ENV["APPSTORE_MAIN_PROVISIONING_PROFILE_SPECIFIER"]
    share_extension_provisioning_name = adhoc ? ENV["ADHOC_SHARE_EXTENSION_PROVISIONING_PROFILE_SPECIFIER"] : ENV["APPSTORE_SHARE_EXTENSION_PROVISIONING_PROFILE_SPECIFIER"]
    siri_intents_provisioning_name = adhoc ? ENV["ADHOC_SIRI_INTENTS_EXTENSION_PROVISIONING_PROFILE_SPECIFIER"] : ENV["APPSTORE_SIRI_INTENTS_EXTENSION_PROVISIONING_PROFILE_SPECIFIER"]
    notification_service_extension_provisioning_name = adhoc ? ENV["ADHOC_NSE_PROVISIONING_PROFILE_SPECIFIER"] : ENV["APPSTORE_NSE_PROVISIONING_PROFILE_SPECIFIER"]

    # Main application
    get_provisioning_profile(
      app_identifier: ENV["MAIN_BUNDLE_ID"],
      provisioning_name: main_provisioning_name,
      ignore_profiles_with_different_name: true,
      adhoc: adhoc,
      skip_certificate_verification: skip_certificate_verification,
      output_path: output_path,
      filename: ENV["MAIN_PROVISIONING_PROFILE_FILENAME"],
      readonly: true,
    )
    # Share extension
    get_provisioning_profile(
      app_identifier: ENV["SHARE_EXTENSION_BUNDLE_ID"],
      provisioning_name: share_extension_provisioning_name,
      ignore_profiles_with_different_name: true,
      adhoc: adhoc,
      skip_certificate_verification: skip_certificate_verification,
      output_path: output_path,
      filename: ENV["SHARE_EXTENSION_PROVISIONING_PROFILE_FILENAME"],
      readonly: true,
    )
    # Siri Intents extension
    get_provisioning_profile(
      app_identifier: ENV["SIRI_INTENTS_EXTENSION_BUNDLE_ID"],
      provisioning_name: siri_intents_provisioning_name,
      ignore_profiles_with_different_name: true,
      adhoc: adhoc,
      skip_certificate_verification: skip_certificate_verification,
      output_path: output_path,
      filename: ENV["SIRI_INTENTS_EXTENSION_PROVISIONING_PROFILE_FILENAME"],
      readonly: true,
    )
    # NSE
    get_provisioning_profile(
      app_identifier: ENV["NSE_BUNDLE_ID"],
      provisioning_name: notification_service_extension_provisioning_name,
      ignore_profiles_with_different_name: true,
      adhoc: adhoc,
      skip_certificate_verification: skip_certificate_verification,
      output_path: output_path,
      filename: ENV["NSE_PROVISIONING_PROFILE_FILENAME"],
      readonly: true,
    )
  end

  desc "Update provisioning profiles for each target"
  private_lane :update_project_provisioning_profiles do
    provisioning_profiles_path = ENV["PROVISIONING_PROFILES_PATH"]
    build_configuration = "Release"
    xcodeproj = ENV["PROJECT_PATH"]

    # Main application
    update_project_provisioning(
      xcodeproj: xcodeproj,
      profile: "#{provisioning_profiles_path}#{ENV["MAIN_PROVISIONING_PROFILE_FILENAME"]}",
      target_filter: ENV["MAIN_TARGET"],
      build_configuration: build_configuration,
    )
    # Share extension
    update_project_provisioning(
      xcodeproj: xcodeproj,
      profile: "#{provisioning_profiles_path}#{ENV["SHARE_EXTENSION_PROVISIONING_PROFILE_FILENAME"]}",
      target_filter: ENV["SHARE_EXTENSION_TARGET"],
      build_configuration: build_configuration,
    )
    # Siri Intents extension
    update_project_provisioning(
      xcodeproj: xcodeproj,
      profile: "#{provisioning_profiles_path}#{ENV["SIRI_INTENTS_EXTENSION_PROVISIONING_PROFILE_FILENAME"]}",
      target_filter: ENV["SIRI_INTENTS_EXTENSION_TARGET"],
      build_configuration: build_configuration,
    )
    # NSE
    update_project_provisioning(
      xcodeproj: xcodeproj,
      profile: "#{provisioning_profiles_path}#{ENV["NSE_PROVISIONING_PROFILE_FILENAME"]}",
      target_filter: ENV["NSE_TARGET"],
      build_configuration: build_configuration,
    )
  end

  desc "Update application build number for all targets"
  private_lane :update_build_number do |options|
    build_number = options[:build_number]

    increment_build_number_in_xcodeproj(
      build_number: build_number,
    )
  end

  desc "Returns version identifiers hash to inject in GCC_PREPROCESSOR_DEFINITIONS for release builds"
  private_lane :release_versioning_preprocessor_definitions do |options|
    preprocessor_definitions = Hash.new

    git_branch_name = options[:git_branch]
    build_number = options[:build_number]

    if !git_branch_name.to_s.empty?
      preprocessor_definitions["GIT_BRANCH"] = git_branch_name.sub("origin/", "").sub("heads/", "")
    end

    if !build_number.to_s.empty?
      preprocessor_definitions["BUILD_NUMBER"] = build_number
    end

    preprocessor_definitions
  end

  desc "Disable 'Parallelize Build' option of build action of main scheme"
  private_lane :disable_parallelize_builds do
    project_path = "../#{ENV["PROJECT_PATH"]}"
    scheme_name = ENV["SCHEME"]

    scheme_path = Xcodeproj::XCScheme.shared_data_dir(project_path) + "#{scheme_name}.xcscheme"
    scheme = Xcodeproj::XCScheme.new(scheme_path)
    scheme.build_action.xml_element.attributes["parallelizeBuildables"] = "NO"
    scheme.save_as(project_path, scheme_name)
  end

  desc "Edit the Podfile in order to point MatrixKit and MatrixSDK to the appropriate branches."
  private_lane :edit_podfile do |options|
    require 'net/http'

    branch_pattern = options[:branch_pattern]
    kit_slug = "matrix-org/matrix-ios-kit"
    sdk_slug = "matrix-org/matrix-ios-sdk"

    kit_branch = find_branch(kit_slug, branch_pattern) || 'develop'
    sdk_branch = find_branch(sdk_slug, branch_pattern) || 'develop'

    kit_spec = { git: 'https://github.com/matrix-org/matrix-ios-kit.git', branch: kit_branch }
    kit_podspec = { podspec: 'MatrixKit.edited.podspec' }
    sdk_spec = { git: 'https://github.com/matrix-org/matrix-ios-sdk.git', branch: sdk_branch }

    UI.message("✏️ Making a local copy of MatrixKit.podspec from the \`#{kit_branch}\` branch...")
    podspec_content = Net::HTTP.get(URI("https://raw.githubusercontent.com/#{kit_slug}/#{kit_branch}/MatrixKit.podspec"))

    UI.message "✏️ Editing local MatrixKit podspec to remove version constaint on 'MatrixSDK*' dependencies..."
    podspec_content.gsub!(%r{(\.dependency\s+(['"])MatrixSDK(\/[^'"]+)?\2).*$}, '\1')
    podspec_content.gsub!(%r{(\.source\s*=\s*).*$}, "\\1#{kit_spec}")
    File.write('../MatrixKit.edited.podspec', podspec_content) # current dir is 'fastlane/' hence the '../'
    UI.command_output("Content of MatrixKit.edited.podspec:\n" + podspec_content)

    UI.message "✏️ Modify Podfile to point MatrixKit to local podspec and `MatrixSDK/*` to \`#{sdk_branch}\` branch..."
    podfile_content = File.read('../Podfile') # current dir is 'fastlane/' hence the '../'
    podfile_content.gsub!(%r{^\$matrixKitVersion\s*=\s*.*$}, "$matrixKitVersion = { #{kit_podspec} => #{sdk_spec} }")
    File.write('../Podfile', podfile_content)
    UI.command_output("Content of modified Podfile:\n" + podfile_content)
  end

  # Find the latest branch with the given name pattern in the given repo
  def find_branch(repo_slug, pattern)
    list = `git ls-remote --heads --sort=version:refname https://github.com/#{repo_slug} #{pattern}`
    list.split("\n")
        .map { |line| line.sub(%r{[0-9a-f]+\trefs/heads/}, '').chomp }
        .last # Latest ref found, in "version:refname" semantic order
  end
end