# frozen_string_literal: true

# Copied from: https://github.com/mattbrictson/rails-template
# Add this template directory to source_paths so that Thor actions like
# copy_file and template resolve against our source files. If this file was
# invoked remotely via HTTP, that means the files are not present locally.
# In that case, use `git clone` to download them to a local temporary dir.
def add_template_repository_to_source_path
  if __FILE__.match?(%r{\Ahttps?://})
    require "shellwords"
    require "tmpdir"

    source_paths.unshift(temp_dir = Dir.mktmpdir("jt_tools-"))
    at_exit { FileUtils.remove_entry(temp_dir) }
    git clone: [
      "--quiet",
      "https://github.com/jetthoughts/jt_tools.git",
      temp_dir
    ].map { |args| Shellwords.escape(args) }
      .join(" ")

    if (branch = __FILE__[%r{jt_tools/(.+)/template.rb}, 1])
      Dir.chdir(temp_dir) { git checkout: branch }
    end
  else
    source_paths.unshift(__dir__)
  end
end

add_template_repository_to_source_path

say "=> Copying binstubs"
directory "lib/install/bin", "bin"

chmod "bin", 0o755 & ~File.umask, verbose: false

say "=> Copying tools gemfile"
copy_file "lib/install/Gemfile.tools", "Gemfile.tools"

run "yarn add -D eslint jest-junit"

say "Copying lint configurations"
copy_file "lib/install/.better-html.yml", ".better-html.yml"
copy_file "lib/install/.erb-lint.yml", ".erb-lint.yml"
copy_file "lib/install/.eslintrc.js", ".eslintrc.js"
copy_file "lib/install/.pronto.yml", ".pronto.yml"
copy_file "lib/install/.pronto_eslint_npm.yml", ".pronto_eslint_npm.yml"
copy_file "lib/install/.rubocop.yml", ".rubocop.yml"
copy_file "lib/install/.yamllint.yml", ".yamllint.yml"
copy_file "lib/install/.reek.yml", ".reek.yml"
copy_file "lib/install/config/rails_best_practices.yml", "config/rails_best_practices.yml"
copy_file "lib/install/.editorconfig", ".editorconfig"

say "=> Copying services configuration"
copy_file "lib/install/.simplecov", ".simplecov"
copy_file "lib/install/codecov.yml", "codecov.yml"

say "=> Adds service client API gems"

gem_group :test do
  gem "simplecov", require: false, group: :test
  gem "codecov", require: false, group: :test
end

gem "oj"

gem_group :production, :staging do
  gem "dalli"
  gem "r7insight"
  gem "rollbar"
end

directory "lib/install/.circleci", ".circleci"

if File.read("Gemfile").include? "rspec"
  gem "rspec_junit_formatter", require: false, group: :test
  insert_into_file(
    "spec/spec_helper.rb",
    "require 'simplecov' if ENV['COVERAGE']\n",
    after: /\A/
  )
  insert_into_file(
    ".circleci/config.yml",
    "\n" + "      - run: bin/rspec --format RspecJunitFormatter --out tmp/reports/rspec-results.xml --format progress",
    after: "# rails test"
  )
else
  gem "minitest-ci", require: false, group: :test
  insert_into_file(
    "test/test_helper.rb",
    "require 'simplecov' if ENV['COVERAGE']\n",
    after: /\A/
  )
  insert_into_file(
    ".circleci/config.yml",
    "\n" + '      - run: bin/rails test "test/**/*_test.rb"',
    after: "# rails test"
  )

  gsub_file "test/test_helper.rb",
    "parallelize(workers: :number_of_processors)",
    "parallelize(workers: :number_of_processors) unless ENV['COVERAGE']"
end

directory "lib/install/.github", ".github"

say "=> Copying heroku configuration"
copy_file "lib/install/app.json", "app.json"
copy_file "lib/install/Procfile", "Procfile"

say "=> Install Brew dependencies"
copy_file "lib/install/Brewfile", "Brewfile"

say "Setup git hooks"
directory "lib/install/bin/git-hooks", "bin/git-hooks"

require "bundler"
Bundler.with_original_env do
  say "=> Install tools"
  run "bin/tools-setup"

  say "=> Generate binstubs for linters"
  run "BUNDLE_GEMFILE=Gemfile.tools bundle binstub --force pronto"
  run "BUNDLE_GEMFILE=Gemfile.tools bundle binstub --force rubocop"
  run "BUNDLE_GEMFILE=Gemfile.tools bundle binstub --force standard"
end

say "=> Set git hooks"
run "git config core.hooksPath ./bin/git-hooks"
say "=> Install all new dependencies"

run <<~BREW_INSTALL
  hash brew 2> /dev/null \
  && (brew bundle check || brew bundle install --no-lock) \
  || echo "Please install Homebrew: https://brew.sh/"
BREW_INSTALL

say "=> Update development config"
uncomment_lines "config/environments/development.rb", /config\.file_watcher = ActiveSupport::EventedFileUpdateChecker/

say "=> Set up R7Insight"
r7insight_config = <<-CODE
  if ENV['R7INSIGHT_TOKEN'].present?
    Rails.logger = R7Insight.new(ENV['R7INSIGHT_TOKEN'], ENV['R7INSIGHT_REGION'])
  end
CODE
insert_into_file "config/environments/production.rb",
  "require 'r7_insight.rb'" + "\n\n",
  before: "Rails.application.configure do"
environment(r7insight_config, env: "production")
if File.exist?("config/environments/staging.rb")
  insert_into_file "config/environments/staging.rb",
    "require 'r7_insight.rb'" + "\n\n",
    before: "Rails.application.configure do"
  environment(r7insight_config, env: "staging")
end

gem "connection_pool"

say "=> Set up Memcachier"
memcachier_config = <<-CODE
  if ENV["MEMCACHIER_SERVERS"]
    config.cache_store = :mem_cache_store,
      ENV["MEMCACHIER_SERVERS"].split(","), {
        username: ENV["MEMCACHIER_USERNAME"], password: ENV["MEMCACHIER_PASSWORD"],
        failover: true, socket_timeout: 1.5, socket_failure_delay: 0.2, down_retry_delay: 60,
        pool_size: ENV.fetch("RAILS_MAX_THREADS") { 5 },
      }
  end

CODE
environment(memcachier_config, env: "production")
if File.exist?("config/environments/staging.rb")
  environment(memcachier_config, env: "staging")
end

Bundler.with_original_env do
  say "=> Setup default bundle config"
  run "bundle config jobs 4"
  run "bundle config retry 3"

  run "bundle"
end

uncomment_lines "bin/setup", /system\(.*?\\byarn\b/

insert_into_file(
  "bin/setup",
  "system!('bin/tools-setup')\n",
  after: "system('bundle check') || system!('bundle install')\n"
)

say "**************************************************************************"
say "**************************************************************************"
say ""
say "1. Recommended Heroku Addons: Mailtrap, Rollbar, Cloudinary"
say ""
say "2. Setup Git Hooks to auto-check code and cleanup staled branches:"
say "$ `git config core.hooksPath bin/git-hooks`"
say ""
say "3. Please, set CODECOV_TOKEN, GITHUB_TOKEN and PRONTO_GITHUB_ACCESS_TOKEN"
say "environment variables in CircleCI and your local env"
say ""
say "   For code coverage report aggregator, running code static analysis"
say "and auto-update of the tools."
say ""
say "**************************************************************************"
say "**************************************************************************"