require 'yaml'
module Flow::Cli
  module YamlBuilders
    class FlowYamlBuilder
      attr_accessor :flow_cli_config
      def initialize(flow_cli_config = {})
        self.flow_cli_config = flow_cli_config
      end

      def build_yaml
        build_yaml_hash.deep_stringify_keys.to_yaml
      end

      def build_yaml_hash
        yaml_hash = {
          env: ["FLOW_YAML_FROM=flow-cli"],
          flows: [create_default_flow_dict]
        }
        yaml_hash
      end

      def create_default_flow_dict
        flow = {}
        flow[:name] = flow_cli_config[:flow_name] || 'default_flow_by_cli'
        flow[:language] = flow_cli_config[:flow_language]
        flow[:version] = flow_cli_config[:flow_version]
        flow[:env] = flow_cli_config[:env]
        flow[:trigger] = {
          push: %w[develop master]
        }
        flow[:steps] = generate_steps
        flow
      end

      def generate_steps
        steps = []
        generate_normal_steps.each { |step| steps << step }
        steps << generate_custom_build_step
      end

      # 创建一些标准的steps
      def generate_normal_steps
        steps = []
        steps << generate_step_dict("init", name: "#{flow_cli_config[:flow_language]}_init")
        steps << generate_step_dict("git")
        steps << generate_step_dict("install", name: "#{flow_cli_config[:flow_language]}_init")
        steps
      end

      # 生成编译脚本
      def generate_custom_build_step
        # script = IosBuildStepGenerator.new(flow_cli_config).generate_gym_script
        # {
        #   name: "build",
        #   scripts: [script]
        # }
      end

      def generate_step_dict(name, plugin_config = nil)
        step_dict = {
          name: name,
          plugin: {
            name: name
          }
        }
        step_dict[:plugin].merge!(plugin_config) if plugin_config
        step_dict
      end

      class << self
        def init_yaml_builder(flow_cli_config)
          if flow_cli_config[:flow_language] == "objc"
            IosYamlBuilder.new(flow_cli_config)
          else
            new(flow_cli_config)
          end
        end
      end
    end
  end
end