53 placeholder for android (#54)

* feat(Android): wip * feat(Android): placeholder
duguyihou · Nov 25, 2023 · f091fc8 · f091fc8
1 parent 0d3a717
commit f091fc8
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Showing 2 changed files with 7 additions and 3 deletions.
diff --git a/...n/java/com/turboimage/TurboImageBase64.kt → .../java/com/turboimage/Base64Placeholder.kt b/...n/java/com/turboimage/TurboImageBase64.kt → .../java/com/turboimage/Base64Placeholder.kt
@@ -7,10 +7,10 @@ import android.graphics.drawable.Drawable
 import android.util.Base64
 import kotlin.collections.HashMap
 
-object TurboImageBase64 {
+object Base64Placeholder {
   private val cache = HashMap<String, Drawable>()
 
-  fun base64ToDrawable(context: Context, base64: String): Drawable {
+  fun toDrawable(context: Context, base64: String): Drawable {
     if (cache.containsKey(base64)) {
       return cache[base64]!!
     }

diff --git a/android/src/main/java/com/turboimage/TurboImageViewManager.kt b/android/src/main/java/com/turboimage/TurboImageViewManager.kt
@@ -2,6 +2,7 @@ package com.turboimage
 
 import android.widget.ImageView
 import coil.Coil
+import coil.request.CachePolicy
 import coil.request.Disposable
 import coil.request.ImageRequest
 import com.facebook.react.uimanager.SimpleViewManager
@@ -21,7 +22,10 @@ class TurboImageViewManager : SimpleViewManager<TurboImageView>() {
 
   override fun onAfterUpdateTransaction(view: TurboImageView) {
     super.onAfterUpdateTransaction(view)
-    val request = requestBuilder.data(view.url).crossfade(view.crossfade).build()
+    val placeholder = view.base64Placeholder?.let { Base64Placeholder.toDrawable(view.context, it) }
+    val request = requestBuilder.data(view.url)
+      .placeholder(placeholder).diskCachePolicy(CachePolicy.DISABLED)
+      .crossfade(view.crossfade).build()
     disposable = Coil.imageLoader(view.context).enqueue(request)
   }