build tradestation indicator

Build TradeStation indicator to compare candle sizes and display information/ alert when the event occurs - on Momentum Chart. Should have knowledge of momentum charts and candlestick patterns. Should be able to use the indicator in Scanner.

Inputs: Compare candles - 2
Allowance in body variance during compare- %
Allowance in tail variance during compare -%
Rightmost candle - Green/Red
Left Candle - Red /Green