From 674ebd3af571c685b307225a5236d1ae5a90209c Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Wed, 28 Feb 2018 00:34:57 +0900
Subject: [PATCH] Fix #1156

---
 src/web/app/mobile/views/components/drive.file-detail.vue | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/web/app/mobile/views/components/drive.file-detail.vue b/src/web/app/mobile/views/components/drive.file-detail.vue
index 9a47eeb12..e41ebbb45 100644
--- a/src/web/app/mobile/views/components/drive.file-detail.vue
+++ b/src/web/app/mobile/views/components/drive.file-detail.vue
@@ -6,7 +6,7 @@
 			:alt="file.name"
 			:title="file.name"
 			@load="onImageLoaded"
-			:style="`background-color:rgb(${ file.properties.average_color.join(',') })`">
+			:style="style">
 		<template v-if="kind != 'image'">%fa:file%</template>
 		<footer v-if="kind == 'image' && file.properties && file.properties.width && file.properties.height">
 			<span class="size">
@@ -84,6 +84,11 @@ export default Vue.extend({
 		},
 		kind(): string {
 			return this.file.type.split('/')[0];
+		},
+		style(): any {
+			return this.file.properties.average_color ? {
+				'background-color': `rgb(${ this.file.properties.average_color.join(',') })`
+			} : {};
 		}
 	},
 	methods: {