# frozen_string_literal: true

require 'yaml'
require 'cocoapods-lhj-bin/native/podfile'
require 'cocoapods-lhj-bin/native/podfile_env'
require 'cocoapods/generate'

module CBin
  class Config
    def config_file
      config_file_with_configuration_env(configuration_env)
    end

    # @return [Hash{String->Hash{Symbol->String or Array<String>}}]
    def template_hash
      {
        'configuration_env' => { description: '编译环境', default: 'dev',
                                 selection: %w[dev debug_iphoneos release_iphoneos] },
        'code_repo_url' => { description: '源码私有源 Git 地址',
                             default: 'git@github.com:su350380433/example_spec_source.git' },
        'binary_repo_url' => { description: '二进制私有源 Git 地址',
                               default: 'git@github.com:su350380433/example_spec_bin_dev.git' },
        'binary_download_url' => { description: '二进制下载地址，内部会依次传入组件名称与版本，替换字符串中的 %s ',
                                   default: 'http://localhost:8080/frameworks/%s/%s/zip' },
        # 'binary_type' => { description: '二进制打包类型', default: 'framework', selection: %w[framework library] },
        'download_file_type' => { description: '下载二进制文件类型', default: 'zip', selection: %w[zip tgz tar tbz txz dmg] },
        'oss_endpoint' => { description: 'oss_endpoint', default: 'oss-cn-shenzhen.aliyuncs.com' },
        'oss_access_key_id' => { description: 'oss_access_key_id', default: 'xxxxxxx' },
        'oss_access_key_secret' => { description: 'oss_access_key_secret', default: 'xxxxxxxxx' },
        'oss_bucket' => { description: 'oss_bucket', default: 'oss_bucket' }
      }
    end

    def config_file_with_configuration_env(configuration_env)
      file = config_dev_file
      case configuration_env
      when 'release_iphoneos'
        file = config_release_iphoneos_file
      when 'debug_iphoneos'
        file = config_debug_iphoneos_file
      when 'dev'
      else
        raise "\n=====  #{configuration_env} 参数有误，请检查%w[dev debug_iphoneos release_iphoneos]===="
      end

      File.expand_path("#{Pod::Config.instance.home_dir}/#{file}")
    end

    def configuration_env
      # 如果是dev 再去 podfile的配置文件中获取，确保是正确的， pod update时会用到
      if @configuration_env == 'dev' || @configuration_env.nil?
        configuration_env ||= Pod::Config.instance.podfile.configuration_env if Pod::Config.instance.podfile
        configuration_env ||= 'dev'
        @configuration_env = configuration_env
      end
      @configuration_env
    end

    # 上传的url
    def binary_upload_url
      cut_string = '/%s/%s/zip'
      binary_download_url[0, binary_download_url.length - cut_string.length]
    end

    def set_configuration_env(env)
      @configuration_env = env
    end

    # 包含arm64  armv7架构，xcodebuild 是Debug模式
    def config_debug_iphoneos_file
      'bin_debug_iphoneos.yml'
    end

    # 包含arm64  armv7架构，xcodebuild 是Release模式
    def config_release_iphoneos_file
      'bin_release_iphoneos.yml'
    end

    # 包含x86 arm64  armv7架构，xcodebuild 是Release模式
    def config_dev_file
      'bin_dev.yml'
    end

    def sync_config(config)
      File.open(config_file_with_configuration_env(config['configuration_env']), 'w+') do |f|
        f.write(config.to_yaml)
      end
    end

    def default_config
      @default_config ||= template_hash.transform_values { |v| v[:default] }
    end

    private

    def load_config
      if File.exist?(config_file)
        YAML.load_file(config_file)
      else
        default_config
      end
    end

    def config
      @config ||= begin
        # puts "====== cocoapods-lhj-bin #{CBin::VERSION} 版本 ======== \n"
        @config = OpenStruct.new load_config
        validate!
        @config
      end
    end

    def validate!
      template_hash.each do |k, v|
        selection = v[:selection]
        next if !selection || selection.empty?

        config_value = @config.send(k)
        next unless config_value
        unless selection.include?(config_value)
          raise Pod::Informative, "#{k} 字段的值必须限定在可选值 [ #{selection.join(' / ')} ] 内".red
        end
      end
    end

    def respond_to_missing?(method, include_private = false)
      config.respond_to?(method) || super
    end

    def method_missing(method, *args, &block)
      if config.respond_to?(method)
        config.send(method, *args)
      elsif template_hash.keys.include?(method.to_s)
        raise Pod::Informative, "#{method} 字段必须在配置文件 #{config_file} 中设置, 请执行 init 命令配置或手动修改配置文件".red
      else
        super
      end
    end
  end

  def self.config
    @config ||= Config.new
  end
end