From 00aac29d895c29c2dc74e753f279433132a80114 Mon Sep 17 00:00:00 2001
From: klaus <klaus@vividnext.co.kr>
Date: Thu, 25 Jun 2026 12:23:12 +0900
Subject: [PATCH] =?UTF-8?q?fix(content):=20=EC=A0=84=EC=B2=B4=20=ED=83=AD?=
 =?UTF-8?q?=20grid=20=EA=B0=84=EA=B2=A9=EC=9D=84=20=EB=B3=B4=EC=A0=95?=
 =?UTF-8?q?=ED=95=9C=EB=8B=A4?=
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---
 .../content/ui/ContentRecyclerItemLayoutParams.kt |  9 +++++----
 .../main/content/ContentMainFragmentSourceTest.kt | 15 +++++++++++++++
 2 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/app/src/main/java/kr/co/vividnext/sodalive/v2/main/content/ui/ContentRecyclerItemLayoutParams.kt b/app/src/main/java/kr/co/vividnext/sodalive/v2/main/content/ui/ContentRecyclerItemLayoutParams.kt
index 6afb73f9..7be7e613 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/v2/main/content/ui/ContentRecyclerItemLayoutParams.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/v2/main/content/ui/ContentRecyclerItemLayoutParams.kt
@@ -4,6 +4,7 @@ import android.graphics.Rect
 import android.view.View
 import androidx.recyclerview.widget.RecyclerView
 import kr.co.vividnext.sodalive.extensions.dpToPx
+import kotlin.math.roundToInt
 
 fun RecyclerView.addContentHorizontalItemSpacing() {
     if (itemDecorationCount == 0) addItemDecoration(ContentHorizontalItemDecoration())
@@ -28,10 +29,10 @@ private class ContentGridItemDecoration(
     override fun getItemOffsets(outRect: Rect, view: View, parent: RecyclerView, state: RecyclerView.State) {
         val position = parent.getChildAdapterPosition(view)
         if (position == RecyclerView.NO_POSITION) return
-        val isLeftColumn = position % spanCount == 0
-        val halfGap = GRID_ITEM_GAP_DP.dpToPx().toInt() / 2
-        outRect.left = if (isLeftColumn) 0 else halfGap
-        outRect.right = if (isLeftColumn) halfGap else 0
+        val columnIndex = position % spanCount
+        val gap = GRID_ITEM_GAP_DP.dpToPx()
+        outRect.left = (columnIndex * gap / spanCount).roundToInt()
+        outRect.right = (gap - (columnIndex + 1) * gap / spanCount).roundToInt()
         if (position >= spanCount) outRect.top = GRID_ITEM_VERTICAL_GAP_DP.dpToPx().toInt()
     }
 }
diff --git a/app/src/test/java/kr/co/vividnext/sodalive/v2/main/content/ContentMainFragmentSourceTest.kt b/app/src/test/java/kr/co/vividnext/sodalive/v2/main/content/ContentMainFragmentSourceTest.kt
index 85630d86..026f48dd 100644
--- a/app/src/test/java/kr/co/vividnext/sodalive/v2/main/content/ContentMainFragmentSourceTest.kt
+++ b/app/src/test/java/kr/co/vividnext/sodalive/v2/main/content/ContentMainFragmentSourceTest.kt
@@ -219,6 +219,21 @@ class ContentMainFragmentSourceTest {
         assertSourceContains(source, "binding.tvContentAllTotalCount.text")
     }
 
+    @Test
+    fun `content grid item spacing은 span count 기반으로 열 간격을 계산한다`() {
+        val source = projectFile(
+            "app/src/main/java/kr/co/vividnext/sodalive/v2/main/content/ui/ContentRecyclerItemLayoutParams.kt"
+        ).readText()
+
+        assertSourceContains(source, "val columnIndex = position % spanCount")
+        assertSourceContains(source, "outRect.left = (columnIndex * gap / spanCount).roundToInt()")
+        assertSourceContains(source, "outRect.right = (gap - (columnIndex + 1) * gap / spanCount).roundToInt()")
+        assertFalse(
+            "3열 grid spacing은 left column 여부만으로 계산하면 인접 열 간격이 불균형해진다.",
+            source.contains("isLeftColumn")
+        )
+    }
+
     @Test
     fun `content 추천 source는 오디오와 시리즈 routing extra를 사용한다`() {
         val source = projectFile(