From acd73fc63e9af2d9a7dcc5e8e9bab52ebc3b669b Mon Sep 17 00:00:00 2001
From: Hide_D <hided62@gmail.com>
Date: Wed, 29 Oct 2025 16:01:23 +0000
Subject: [PATCH] =?UTF-8?q?feat:=20addTurn,=20subTurn,=20cutTurn=EC=97=90?=
 =?UTF-8?q?=EC=84=9C=20VarTurn60=20=EB=B2=84=EC=A0=84=20=ED=98=B8=ED=99=98?=
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---
 hwe/func.php | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/hwe/func.php b/hwe/func.php
index e7ea5903..0284e298 100644
--- a/hwe/func.php
+++ b/hwe/func.php
@@ -923,6 +923,13 @@ function banner()
 
 function addTurn($date, int $turnterm, int $turn = 1, bool $withFraction = true)
 {
+    if($turnterm < 0){
+        if($turnterm == -60){
+            return VarTurn60::fromDatetime(new \DateTimeImmutable(($date)))->addTurn($turn )->toDateStr($withFraction);
+        }
+        throw new \Exception("InvalidTurnTerm".$turnterm);
+    }
+
     $date = new \DateTime($date);
     $target = $turnterm * $turn;
     $date->add(new \DateInterval("PT{$target}M"));
@@ -934,6 +941,13 @@ function addTurn($date, int $turnterm, int $turn = 1, bool $withFraction = true)
 
 function subTurn($date, int $turnterm, int $turn = 1, bool $withFraction = true)
 {
+    if($turnterm < 0){
+        if($turnterm == -60){
+            return VarTurn60::fromDatetime(new \DateTimeImmutable(($date)))->addTurn($turn * -1)->toDateStr($withFraction);
+        }
+        throw new \Exception("InvalidTurnTerm".$turnterm);
+    }
+
     $date = new \DateTime($date);
     $target = $turnterm * $turn;
     $date->sub(new \DateInterval("PT{$target}M"));
@@ -945,6 +959,14 @@ function subTurn($date, int $turnterm, int $turn = 1, bool $withFraction = true)
 
 function cutTurn($date, int $turnterm, bool $withFraction = true)
 {
+    if($turnterm < 0){
+        if($turnterm == -60){
+            [$baseDate, ] = VarTurn60::fromDatetime(new \DateTimeImmutable(($date)))->cutTurn($withFraction);
+            return $baseDate;
+        }
+        throw new \Exception("InvalidTurnTerm".$turnterm);
+    }
+
     $date = new \DateTime($date);
 
     $baseDate = new \DateTime($date->format('Y-m-d'));
@@ -963,6 +985,8 @@ function cutTurn($date, int $turnterm, bool $withFraction = true)
 
 function cutDay($date, int $turnterm, bool $withFraction = true)
 {
+    assert($turnterm > 0);
+
     $date = new \DateTime($date);
 
     $baseDate = new \DateTime($date->format('Y-m-d'));