require 'cocoapods'
require 'fileutils'

module Pod
  class Command
    class Tag < Command

      self.summary = 'tag相关操作'
      self.description = <<-DESC
          tag创建、删除
      DESC

      def self.options
        [
          ['--beta', 'beta tag'],
          ['--create', 'create tag'],
          ['--delete', 'delete tag and remove pod repo source'],
        ]
      end

      def initialize(argv)
        @beta = argv.flag?('beta', false)
        @create = argv.flag?('create', false)
        @delete = argv.flag?('delete', false)
        @tag_version = argv.shift_argument
        # @tag_version =  argv.option('tag_version') || nil
        # @tag_version = argv.arguments! unless argv.arguments.empty?
        super
      end

      # 创建tag
      def create_tag

        unless TagUtil.exist_branch
          UI.warn("当前分支名格式不正确，请修改为 release_x.x.x 格式")
          return
        end
        unless TagUtil.check_branch_include_tag(@tag_version)
          UI.warn("分支后缀版本号，必须跟tag保持一致")
          return
        end

        UI.puts "🍉 开始创建tag: #{get_tag}"

        if TagUtil.exist_tag(get_tag)
          TagUtil.git_delete_tag(get_tag)
        end

        `git tag #{get_tag}`
        `git push origin #{get_tag}`

        latest_tag = %x(git describe --abbrev=0 --tags 2>/dev/null)
        UI.puts("--------- latest tag ----------")
        UI.puts(latest_tag)
        unless get_tag.eql?(latest_tag.to_s.strip)
          TagUtil.git_delete_tag(get_tag)
          UI.warn("⚠️ commit没有改变，请先提交内容")
          return
        end

        module_dir = Dir.pwd

        Dir['*.podspec'].each do |rip|
          podspec_name = rip.to_s
          if podspec_name.empty?
            UI.warn("#{module_dir}目录下，不包含.podspec文件")
            return
          end

          podspec_json_name = "#{podspec_name}.json"
          pod_name = podspec_name.gsub(".podspec", "")
          `pod ipc spec #{pod_name}.podspec >>#{podspec_json_name}`
          podspec_json_dir = File.join(Dir.pwd, podspec_json_name)

          source_specs_dir = get_source_specs_dir

          UI.puts("HDSourceSpecs目录:  #{source_specs_dir}")

          Dir.chdir(source_specs_dir)
          `git pull`

          dest_dir = File.join(source_specs_dir, pod_name, get_tag)

          UI.section("创建目录: #{dest_dir}") do
            FileUtils.mkdir_p(dest_dir) unless File.directory?(dest_dir)
          end

          UI.section("move #{podspec_json_dir} to #{dest_dir}") do
            FileUtils.mv(podspec_json_dir, dest_dir)
          end

          UI.section("✅ #{podspec_json_name} 上传成功") do
            `git status -s`
            `git add .`
            `git commit -m 'add #{pod_name} #{get_tag}'`
            `git push origin master`
          end

          Dir.chdir(module_dir)
        end
        unless exist_cocoapods_source_dir
          module_parent_dir = File.expand_path("..", Dir.pwd) #  ~/debug-cocoapods-hd
          source_repo_path = File.join(module_parent_dir, "HDSourceSpecs")
          FileUtils.rm_r(source_repo_path)
        end

        unless @beta
          beta_tag = "#{@tag_version}-beta"
          if TagUtil.exist_tag(beta_tag)
            UI.section("正式tag #{@tag_version} 创建成功，删除#{@tag_version}-beta") do
              delete_tag(beta_tag)
            end
          end

        end
      end

      # 获取 HDSourceSpecs 路径
      def get_source_specs_dir

        if File.directory?(cocoapods_repos_dir)
          cocoapods_repos_dir
        else
          module_parent_dir = File.expand_path("..", Dir.pwd) # module目录的上一级
          source_repo_path = File.join(module_parent_dir, "HDSourceSpecs")

          if File.exist?(source_repo_path)
            source_repo_path
          else
            Dir.chdir(module_parent_dir)
            `git clone http://gitlab.dushuclub.io/cocoapods/HDSourceSpecs.git`
            source_repo_path
          end
        end
      end

      # 移除tag
      def delete_tag(tag)
        UI.puts "🍉 开始删除tag: #{tag}"
        if TagUtil.exist_tag(tag)
          TagUtil.git_delete_tag(tag)
          remove_pod_repo_source(tag)
        else
          UI.warn "❌ 不存在tag: #{tag}"
        end
      end

      # 获取tag名称
      def get_tag
        @beta ? "#{@tag_version}-beta" : @tag_version
      end

      # 移除远程仓库podspec
      def remove_pod_repo_source(tag_name)

        Dir['*.podspec'].each do |rip|
          pod_name = rip.to_s.gsub(".podspec", "")
          UI.puts "pod_name： #{pod_name}"

          unless File.directory?(cocoapods_repos_dir)
            Pod::UI.puts "本地 HDSourceSpecs not found"
            break
          end

          full_path = File.join(cocoapods_repos_dir, pod_name, tag_name)

          unless File.exist?(full_path)
            UI.warn "❌ 本地HDSourceSpecs不包含#{pod_name}的#{tag_name}标签, 请先执行 pod repo update"
            break
          end
          FileUtils.remove_dir(full_path)
          Dir.chdir(cocoapods_repos_dir)
          # UI.puts "切换到：#{Dir.pwd}"
          UI.section("✅ #{pod_name} #{tag_name} 标签删除成功 !!!") do
            `git pull origin master`
            `git add .`
            `git commit -m '删除#{pod_name}/#{tag_name}'`
            `git push origin master`
          end

        end
      end

      def cocoapods_repos_dir
        File.join(Dir.home, ".cocoapods/repos/HDSourceSpecs")
      end

      def exist_cocoapods_source_dir
        File.directory?(cocoapods_repos_dir)
      end

      def run
        if @delete
          delete_tag(get_tag)
        else
          create_tag
        end
      end
    end
  end

end