HalfTrend Strategy Basic

This strategy is part of our blog series titled “How to Convert a TradingView Indicator into an Algo Strategy”, where we break down popular indicators and turn them into fully functional, backtestable strategies.
📝 Read the full article here
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🔍 What This Strategy Does
This script implements the HalfTrend indicator by everget as a TradingView strategy. It detects potential trend reversals based on recent price extremes and moving averages.
Buy when trend shifts up:

1. SMA of lows rises above the highest high
   
2. Close is above the previous high
   

Sell when trend shifts down:

1. SMA of highs drops below the lowest low
   
2. Close is below the previous low
   

⚙️ Optional Filters Included
You can toggle confirmation filters from the settings panel:

• ✅ 200 EMA (trend context)
  
• ✅ ADX (trend strength and momentum slope)
  
• ✅ MACD crossover (momentum confirmation)
  
• ✅ RSI above/below 50 (bias check)
  

These help reduce false signals in sideways markets.