Automate Your
Crypto Trading

use tradectl_sdk::*;

tradectl_sdk::declare_strategy!("dip_buyer", DipBuyer::new);

/// Buys the bid on every tick, sets TP/SL on fill.
pub struct DipBuyer { tp: f64, sl: f64 }

impl DipBuyer {
  pub fn new(p: &Params) -> Self {
    Self { tp: p.get("tp", 0.2), sl: p.get("sl", 0.5) }
  }
}

impl Strategy for DipBuyer {
  fn on_ticker(&mut self, t: &TickerEvent, ctx: &StrategyContext) -> Action {
    if ctx.positions.is_empty() {
      Action::PlaceEntry {
        side: Side::Long, price: Some(t.bid_price),
        size: 100.0, kind: OrderKind::Limit,
        exits: vec![], entry_id: None,
      }
    } else { Action::Hold }
  }

  fn on_fill(&mut self, f: &FillEvent, _: &StrategyContext) -> FillResponse {
    if f.is_entry {
      FillResponse::with_exits(vec![
        ExitOrder::tp(f.price * (1.0 + self.tp / 100.0)),
        ExitOrder::sl(f.price * (1.0 - self.sl / 100.0))
      ])
    } else { FillResponse::default() }
  }

  fn name(&self) -> &str { "dip_buyer" }
}