From 2388da3f23adc80044e0145f60edac75b8f1b5fa Mon Sep 17 00:00:00 2001
From: Konstantin Tskhovrebov <konstantin.tskhovrebov@jetbrains.com>
Date: Mon, 17 Mar 2025 19:33:56 +0100
Subject: [PATCH] Cache blur hash decoding.

---
 .../daniebeler/pfpixelix/ui/composables/CustomPost.kt | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/app/src/commonMain/kotlin/com/daniebeler/pfpixelix/ui/composables/CustomPost.kt b/app/src/commonMain/kotlin/com/daniebeler/pfpixelix/ui/composables/CustomPost.kt
index d1cf56c6..e3dc5de8 100644
--- a/app/src/commonMain/kotlin/com/daniebeler/pfpixelix/ui/composables/CustomPost.kt
+++ b/app/src/commonMain/kotlin/com/daniebeler/pfpixelix/ui/composables/CustomPost.kt
@@ -13,6 +13,7 @@ import androidx.compose.material.icons.outlined.VisibilityOff
 import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
@@ -39,13 +40,9 @@ fun CustomPost(
     editRemove: (postId: String) -> Unit = {}
 ) {
 
-    val blurHashBitmap = BlurHashDecoder.decode(
-        if (post.mediaAttachments.isNotEmpty()) {
-            post.mediaAttachments[0].blurHash ?: "LEHLk~WB2yk8pyo0adR*.7kCMdnj"
-        } else {
-            "LEHLk~WB2yk8pyo0adR*.7kCMdnj"
-        },
-    )
+    val firstBlurHash = post.mediaAttachments.firstOrNull()?.blurHash
+        ?: "LEHLk~WB2yk8pyo0adR*.7kCMdnj"
+    val blurHashBitmap = remember(firstBlurHash) { BlurHashDecoder.decode(firstBlurHash) }
 
     Box(modifier = customModifier.aspectRatio(1f)) {
         if (blurHashBitmap != null) {