# frozen_string_literal: true

module Cryptum
  # This plugin is used to Refresh the Cryptum console UI
  module UI
    module SignalEngine
      # Supported Method Parameters::
      # Cryptum::UI::Candle.refresh(
      #   order_book: 'required - Order Book Data Structure',
      #   event: 'required - Event from Coinbase Web Socket'
      # )

      public_class_method def self.refresh(opts = {})
        signal_engine_win = opts[:signal_engine_win]
        indicator_status = opts[:indicator_status]

        color = :white
        color = indicator_status.market_trend[:color] if indicator_status.market_trend

        indicator_status.last_action_signal = indicator_status.action_signal

        case color
        when :green
          signal_color = :green
          action_signal = :sell
        when :yellow
          signal_color = :yellow
          action_signal = :hold
        when :red
          signal_color = :cyan
          action_signal = :buy
        else
          signal_color = :white
          action_signal = :skip
        end

        action_signal_out = "SIGNAL >>> #{action_signal.to_s.upcase} <<< ENGINE"
        # TODO: Everything Above this Line Needs to be Indicators ^

        # UI
        col_just1 = (Curses.cols - Cryptum::UI.col_first) - 1
        col_just4 = Curses.cols - Cryptum::UI.col_fourth

        # ROW 1
        out_line_no = 0
        Cryptum::UI.line(
          ui_win: signal_engine_win,
          out_line_no: out_line_no
        )

        # ROW 2
        out_line_no += 1
        signal_engine_win.setpos(out_line_no, Cryptum::UI.col_first)
        signal_engine_win.clrtoeol

        Cryptum::UI.colorize(
          ui_win: signal_engine_win,
          color: signal_color,
          style: :reverse,
          string: ''.ljust(col_just1, ' ')
        )

        signal_engine_win.setpos(
          out_line_no,
          Cryptum::UI.col_center(str: action_signal_out)
        )

        Cryptum::UI.colorize(
          ui_win: signal_engine_win,
          color: signal_color,
          style: :reverse,
          string: action_signal_out
        )

        signal_engine_win.setpos(out_line_no, Cryptum::UI.col_fourth)
        Cryptum::UI.colorize(
          ui_win: signal_engine_win,
          color: signal_color,
          style: :reverse,
          string: ''.ljust(col_just4, ' ')
        )

        signal_engine_win.refresh

        indicator_status.action_signal = action_signal

        indicator_status
      rescue Interrupt
        # Exit Gracefully if CTRL+C is Pressed During Session
        Cryptum::UI::Exit.gracefully
      rescue StandardError => e
        raise e
      end

      # Display Usage for this Module

      public_class_method def self.help
        puts "USAGE:
         #{self}.refresh(
           order_book: 'required - Order Book Data Structure',
           event: 'required - Event from Coinbase Web Socket'
         )
        "
      end
    end
  end
end