From 82bf60456fd751f9fde81aab50e4a3c488b2f079 Mon Sep 17 00:00:00 2001
From: yoosangwook <yoo32767@gmail.com>
Date: Tue, 3 Dec 2024 16:29:41 +0900
Subject: [PATCH] =?UTF-8?q?=F0=9F=93=8Cfeat:=20Add=20Function=20calculateF?=
 =?UTF-8?q?lowDirection?=
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---
 src/util/common-utils.js | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/src/util/common-utils.js b/src/util/common-utils.js
index a5f689db..fd8f6ca5 100644
--- a/src/util/common-utils.js
+++ b/src/util/common-utils.js
@@ -97,6 +97,23 @@ export const inputNumberCheck = (e) => {
 /**
  * 파이프함수 정의
  * @param  {...any} fns 순수함수들
- * @returns 
+ * @returns
  */
-export const pipe = (...fns) => (x) => fns.reduce((v, f) => f(v), x)
+export const pipe =
+  (...fns) =>
+  (x) =>
+    fns.reduce((v, f) => f(v), x)
+
+/**
+ * 캔버스 각도에 따른 흐름 방향 계산
+ * @param {number} canvasAngle
+ * @returns {object} 흐름 방향 객체
+ */
+export const calculateFlowDirection = (canvasAngle) => {
+  return {
+    down: -canvasAngle,
+    up: 180 - canvasAngle,
+    left: 90 - canvasAngle,
+    right: -90 - canvasAngle,
+  }
+}