From e1a882bbad42ba033a144ed2ec202e608163df70 Mon Sep 17 00:00:00 2001
From: c9s <yoan@maicoin.com>
Date: Sat, 30 Oct 2021 18:42:34 +0800
Subject: [PATCH] add range detection methods

---
 pkg/strategy/shakegrid/grid.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/pkg/strategy/shakegrid/grid.go b/pkg/strategy/shakegrid/grid.go
index 4daa1c77b..1f968313f 100644
--- a/pkg/strategy/shakegrid/grid.go
+++ b/pkg/strategy/shakegrid/grid.go
@@ -41,6 +41,18 @@ func NewGrid(lower, upper, density fixedpoint.Value) *Grid {
 	return grid
 }
 
+func (g *Grid) Above(price fixedpoint.Value) bool {
+	return price > g.UpperPrice
+}
+
+func (g *Grid) Below(price fixedpoint.Value) bool {
+	return price < g.LowerPrice
+}
+
+func (g *Grid) OutOfRange(price fixedpoint.Value) bool {
+	return price < g.LowerPrice || price > g.UpperPrice
+}
+
 func (g *Grid) updatePinsCache() {
 	for _, pin := range g.Pins {
 		g.pinsCache[pin] = struct{}{}