# frozen_string_literal: true

module Cryptum
  # Cryptum::UI Module used for Presenting the
  # Cryptum Curses Interface
  module UI
    # Update the Portfolio Section of the UI
    module Portfolio
      # 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 = {})
        option_choice = opts[:option_choice]
        portfolio_win = opts[:portfolio_win]
        event_history = opts[:event_history]
        bot_conf = opts[:bot_conf]

        ticker_price = event_history.order_book[:ticker_price].to_f
        this_product = event_history.order_book[:this_product]
        symbol_out = this_product[:id]
        base_increment = this_product[:base_increment]

        crypto_smallest_decimal = base_increment.to_s.split('.')[-1].length

        autotrade_percent = format(
          '%0.2f',
          bot_conf[:autotrade_portfolio_percent].to_f
        )

        tpm = format(
          '%0.2f',
          bot_conf[:target_profit_margin_percent]
        )

        crypto_currency = option_choice.symbol.to_s.upcase.split('_').first.to_sym
        portfolio = event_history.order_book[:portfolio]
        this_account = portfolio.select do |account|
          account[:currency] == crypto_currency.to_s
        end
        if this_account.empty?
          e = "ID for Crypto Currency, #{crypto_currency} Not Found"
          Cryptum::Log.append(level: :error, msg: e, which_self: self, event_history: event_history)
        end

        balance = format("%0.#{crypto_smallest_decimal}f", this_account.first[:balance])
        balance_out = Cryptum.beautify_large_number(
          value: balance
        )
        avail_for_trade = format("%0.#{crypto_smallest_decimal}f", this_account.first[:available])
        avail_for_trade_out = Cryptum.beautify_large_number(
          value: avail_for_trade
        )

        fiat_portfolio = event_history.order_book[:fiat_portfolio]
        fiat = option_choice.symbol.to_s.upcase.split('_').last.to_sym
        total_holdings = format('%0.2f', fiat_portfolio.first[:total_holdings])
        total_holdings_out = Cryptum.beautify_large_number(
          value: total_holdings
        )
        fiat_balance = format('%0.2f', fiat_portfolio.first[:balance])
        fiat_balance_out = Cryptum.beautify_large_number(
          value: fiat_balance
        )
        fiat_avail_for_trade = format('%0.2f', fiat_portfolio.first[:available])
        fiat_avail_for_trade_out = Cryptum.beautify_large_number(
          value: fiat_avail_for_trade
        )

        fees = event_history.order_book[:fees]
        maker_fee = format('%0.2f', fees[:maker_fee_rate].to_f * 100)
        taker_fee = format('%0.2f', fees[:taker_fee_rate].to_f * 100)
        volume_tier = format('%0.2f', fees[:usd_volume].to_f)
        volume_tier_out = Cryptum.beautify_large_number(
          value: volume_tier
        )

        current_crypto_fiat_value = format(
          '%0.2f',
          balance.to_f * ticker_price
        )
        current_crypto_fiat_value_out = Cryptum.beautify_large_number(
          value: current_crypto_fiat_value
        )

        fiat_budget = fiat_avail_for_trade.to_f
        current_fiat_invested_percent = format(
          '%0.2f',
          (1 - (fiat_budget / total_holdings.to_f)) * 100
        )

        crypto_invested_percent = format(
          '%0.2f',
          current_crypto_fiat_value.to_f.fdiv(total_holdings.to_f) * 100
        )
        # TODO: Everything Above this Line Needs to be Indicators ^

        # UI
        col_just3 = (Curses.cols - Cryptum::UI.col_third) - 1

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

        # ROW 2
        out_line_no += 1
        portfolio_win.setpos(out_line_no, Cryptum::UI.col_first)
        portfolio_win.clrtoeol
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :white,
          style: :bold,
          string: "Portfolio | % Tied Up | % #{symbol_out}:"
        )

        portfolio_win.setpos(out_line_no, Cryptum::UI.col_third)
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :white,
          string: "$#{total_holdings_out} | #{current_fiat_invested_percent}% | #{crypto_invested_percent}%".rjust(col_just3, '.')
        )

        # ROW 3
        out_line_no += 1
        portfolio_win.setpos(out_line_no, Cryptum::UI.col_first)
        portfolio_win.clrtoeol
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :cyan,
          string: 'TPM % | Autotrade %:'
        )

        portfolio_win.setpos(out_line_no, Cryptum::UI.col_third)
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :cyan,
          string: "#{tpm}% | #{autotrade_percent}%".rjust(col_just3, '.')
        )

        # ROW 4
        out_line_no += 1
        portfolio_win.setpos(out_line_no, Cryptum::UI.col_first)
        portfolio_win.clrtoeol
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :green,
          style: :bold,
          string: "#{fiat} Bal | Tradeable:"
        )

        portfolio_win.setpos(out_line_no, Cryptum::UI.col_third)
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :green,
          string: "$#{fiat_balance_out} | $#{fiat_avail_for_trade_out}".rjust(
            col_just3,
            '.'
          )
        )

        # ROW 5
        out_line_no += 1
        portfolio_win.setpos(out_line_no, Cryptum::UI.col_first)
        portfolio_win.clrtoeol
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :yellow,
          style: :bold,
          string: 'Crypto Val | Bal | Tradeable:'
        )

        portfolio_win.setpos(out_line_no, Cryptum::UI.col_third)
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :yellow,
          string: "$#{current_crypto_fiat_value_out} | *#{balance_out} | *#{avail_for_trade_out}".rjust(col_just3, '.')
        )

        # ROW 6
        out_line_no += 1
        portfolio_win.setpos(out_line_no, Cryptum::UI.col_first)
        portfolio_win.clrtoeol
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :red,
          style: :bold,
          string: 'Maker & Taker Fees | My Volume:'
        )

        portfolio_win.setpos(out_line_no, Cryptum::UI.col_third)
        Cryptum::UI.colorize(
          ui_win: portfolio_win,
          color: :red,
          string: "#{maker_fee}% & #{taker_fee}% | $#{volume_tier_out}".rjust(col_just3, '.')
        )

        portfolio_win.refresh

        event_history
      rescue Interrupt, StandardError => e
        Cryptum::Log.append(level: :error, msg: e, which_self: self, event_history: event_history)
      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