jbox-web/redmine_git_hosting

# frozen_string_literal: true

module RedmineGitHosting
  module GitoliteHandlers
    module Repositories
      class Base
        attr_reader :gitolite_config, :repository, :context, :options

        def initialize(gitolite_config, repository, context, **options)
          @gitolite_config    = gitolite_config
          @repository         = repository
          @context            = context
          @options            = options.dup
          @old_perms          = {}
        end

        class << self
          def call(gitolite_config, repository, context, **options)
            new(gitolite_config, repository, context, **options).call
          end
        end

        def call
          raise NotImplementedError
        end

        private

        def logger
          RedmineGitHosting.logger
        end

        def backup_old_perms
          @old_perms = repository.backup_gitolite_permissions gitolite_repo_conf.permissions[0]
        end

        def configuration_exists?
          !gitolite_repo_conf.nil?
        end

        def gitolite_repo_conf
          gitolite_config.repos[gitolite_repo_name]
        end

        def create_repository_config
          # Create Gitolite config
          repo_conf = build_repository_config

          # Update permissions
          repo_conf.permissions = repository.build_gitolite_permissions @old_perms

          # Add it to Gitolite
          gitolite_config.add_repo repo_conf

          # Return repository conf
          repo_conf
        end

        def update_repository_config
          recreate_repository_config
        end

        def delete_repository_config
          gitolite_config.rm_repo gitolite_repo_name
        end

        def recreate_repository_config
          # Backup old perms
          backup_old_perms

          # Remove repo from Gitolite conf, we're gonna recreate it
          delete_repository_config

          # Recreate repository in Gitolite
          create_repository_config
        end

        def build_repository_config
          repo_conf = ::Gitolite::Config::Repo.new repository.gitolite_repository_name

          repository.git_config.each do |key, value|
            repo_conf.set_git_config key, value
          end

          repository.gitolite_options.each do |key, value|
            repo_conf.set_gitolite_option key, value
          end

          repo_conf
        end

        def log_ok_and_continue(message)
          logger.info "#{context} : repository '#{gitolite_repo_name}' exists in Gitolite, #{message}"
          logger.debug "#{context} : repository path '#{gitolite_repo_path}'"
        end

        def log_repo_not_exist(message)
          logger.warn "#{context} : repository '#{gitolite_repo_name}' does not exist in Gitolite, #{message}"
          logger.debug "#{context} : repository path '#{gitolite_repo_path}'"
        end

        def log_repo_already_exist(message)
          logger.warn "#{context} : repository '#{gitolite_repo_name}' already exists in Gitolite, #{message}"
          logger.debug "#{context} : repository path '#{gitolite_repo_path}'"
        end
      end
    end
  end
end