require "option_parser"

module AutoBoard
  class Cli
    def initialize
      @options = {} of Symbol => (String|Bool)
    end

    def parse_args(args : Array(String))
      self.parser.parse(args)
      @options
    end

    def parser() : OptionParser
      parser = OptionParser.new do |opts|
        opts.banner = "Usage: autoboard [options]"

        opts.on("board", "Manage boards", &board_parser(opts))
        opts.on("host", "Manage hosts", &host_parser(opts))
        opts.on("template", "Manage templates", &template_parser(opts))
        opts.on("workspace", "Manage workspaces", &workspace_parser(opts))

        opts.on("-p", "--project PROJECT_ID", "Choose a project for the board") do |project_id|
          @options[:project] = project_id
        end

        opts.on("-h", "--help", "Show this help") do
          puts opts
          exit
        end
        opts
      end
    end

    def workspace_parser(opts : OptionParser)
      ->(value : String) do
        opts.banner = "Usage: autoboard workspace [options]"
      end
    end

    def host_parser(opts : OptionParser)
      ->(value : String) do
        opts.banner = "Usage: autoboard host [options]"
      end
    end

    def board_parser(opts : OptionParser)
      ->(value : String) do
        opts.banner = "Usage: autoboard board [options]"
      end
    end

    def template_column_parser(opts : OptionParser)
      ->(value : String) do
        opts.on("create", "Add a new list to the template") do
          opts.on("--label LABEL_ID", "Assign label LABEL_ID to the list") do |label_name|
            @options[:label_name] = label_name
          end

          opts.on("--open", "Assign open tasks to the list") do |label_name|
          end

          opts.on("--closed", "Assign closed tasks to the list") do |label_name|
          end
        end

        opts.on("destroy", "Remove a list from the template") do
        end

        opts.on("-c", "--column LIST_ID", "ID of the column") do |column_id|
          @options[:column_id] = column_id
        end
      end
    end

    def template_parser(opts : OptionParser)
      ->(value : String) do
        opts.banner = "Usage: autoboard template [options]"

        opts.on("create", "Create a new template") do
        end

        opts.on("column", "Manage templates columns", &template_column_parser(opts))

        opts.on("list", "List templates") do
        end

        opts.on("inspect", "Inspect a template") do
        end

        opts.on("destroy", "Destroy a new template") do
        end

        opts.on("-t", "--template TEMPLATE_ID", "ID of the template") do |template_id|
            @options[:template_id] = template_id
        end

      end
    end
  end
end