require "./src/cligen"

#CliGen.override_help_template "test.ecr"

module MyModule
  class MyData
    extend CliGen::Coercable
    extend CliGen::Parseable

    DELIMITER = '.'

    getter val : Int32

    def initialize(@val : Int32)
    end

    def self.parse_args(args : Array(CliGen::Arg))  : MyData
      arg = args.first
      arg.processed
      new(val: arg.value.to_i32)
    end

    def self.coerce(arg : String) : MyData
      if arg =~ /^[[:digit:]]+$/
        new(val: arg.to_i32)
      else
        raise "ERROR parsing #{arg}"
      end
    end
  end

  @[CliGen::CommandInfo(description: "Test")]
  class MyClass < CliGen::Command
    

    argument(myvar3 : Array(MyModule::MyData), description: "Custom data")

    argument(myvar2 : MyModule::MyData, description: "Custom data", validation: ->(v : MyModule::MyData) : Bool { v.val != 2 })

    argument(myvar : Int32 = 123, description: "Set myvar", validation: ->(v : Int32) : Bool { (0..123).includes?(v) }, on_match: ->() : Nil { puts "Was called" })

    subcommand dothing : Nil, description: "DOING ALL THE THINGS" do
      puts "DO THE THING : myvar : #{@myvar}"
      puts @myvar2.val
      @myvar3.each do |var|
        puts var.val
      end
    end
  end

  CliGen::App.process
end