Add blurhash container component

front/packages/primitives/src/image/blurhash.tsx

@@ -0,0 +1,43 @@
+/*
+ * Kyoo - A portable and vast media library solution.
+ * Copyright (c) Kyoo.
+ *
+ * See AUTHORS.md and LICENSE file in the project root for full license information.
+ *
+ * Kyoo is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * Kyoo is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import { ReactElement } from "react";
+import { View } from "react-native";
+import { Blurhash } from "react-native-blurhash";
+import { Stylable, useYoshiki } from "yoshiki/native";
+
+export const BlurhashContainer = ({
+	blurhash,
+	children,
+	...props
+}: { blurhash: string; children?: ReactElement | ReactElement[] } & Stylable) => {
+	const { css } = useYoshiki();
+
+	return (
+		<View {...props}>
+			<Blurhash
+				blurhash={blurhash}
+				resizeMode="cover"
+				{...css({ position: "absolute", top: 0, bottom: 0, left: 0, right: 0 })}
+			/>
+			{children}
+		</View>
+	);
+};

front/packages/primitives/src/image/blurhash.web.tsx

@@ -19,6 +19,10 @@
  */
 
 import { decode } from "blurhash";
+import { ReactElement } from "react";
+import { useYoshiki } from "yoshiki";
+import { Stylable } from "yoshiki/native";
+import { StyleList, processStyleList } from "yoshiki/src/type";
 
 // The blurhashToUrl has been stolen from https://gist.github.com/mattiaz9/53cb67040fa135cb395b1d015a200aff
 export function blurHashToDataURL(hash: string | undefined): string | undefined {
@@ -186,3 +190,45 @@ function generatePng(width: number, height: number, rgbaString: string) {
 	const pngString = SIGNATURE + IHDR + IDAT + IEND;
 	return pngString;
 }
+
+// Extract classnames from leftover props using yoshiki's internal.
+const extractClassNames = <Style,>(props: {
+	style?: StyleList<{ $$css?: true; yoshiki?: string } | Style>;
+}) => {
+	const inline = processStyleList(props.style);
+	return "$$css" in inline && inline.$$css ? inline.yoshiki : undefined;
+};
+
+export const BlurhashContainer = ({
+	blurhash,
+	children,
+	...props
+}: { blurhash: string; children?: ReactElement | ReactElement[] } & Stylable) => {
+	const { css } = useYoshiki();
+
+	return (
+		<div
+			style={{
+				// To reproduce view's behavior
+				boxSizing: "border-box",
+				overflow: "hidden",
+
+				// Use a blurhash here to nicely fade the NextImage when it is loaded completly
+				// (this prevents loading the image line by line which is ugly and buggy on firefox)
+				backgroundImage: `url(${blurHashToDataURL(blurhash)})`,
+				backgroundSize: "cover",
+				backgroundRepeat: "no-repeat",
+				backgroundPosition: "50% 50%",
+			}}
+			// This should be in yoshiki but this allows this component to be styled like a native component.
+			{...css(
+				{ position: "relative" },
+				{
+					className: extractClassNames(props),
+				},
+			)}
+		>
+			{children}
+		</div>
+	);
+};

front/packages/primitives/src/image/image.web.tsx

@@ -20,22 +20,12 @@
 
 import { useLayoutEffect, useState } from "react";
 import { ImageStyle, View, ViewStyle } from "react-native";
-import { StyleList, processStyleList } from "yoshiki/src/type";
-import { useYoshiki as useWebYoshiki } from "yoshiki/web";
 import { useYoshiki } from "yoshiki/native";
 import { Props, ImageLayout } from "./base-image";
-import { blurHashToDataURL } from "./blurhash-web";
+import { BlurhashContainer, blurHashToDataURL } from "./blurhash.web";
 import { Skeleton } from "../skeleton";
 import NextImage from "next/image";
 
-// Extract classnames from leftover props using yoshiki's internal.
-const extractClassNames = <Style,>(props: {
-	style?: StyleList<{ $$css?: true; yoshiki?: string } | Style>;
-}) => {
-	const inline = processStyleList(props.style);
-	return "$$css" in inline && inline.$$css ? inline.yoshiki : undefined;
-};
-
 export const Image = ({
 	src,
 	quality,
@@ -46,7 +36,6 @@ export const Image = ({
 	...props
 }: Props & { style?: ImageStyle } & { layout: ImageLayout }) => {
 	const { css } = useYoshiki();
-	const { css: wCss } = useWebYoshiki();
 	const [state, setState] = useState<"loading" | "errored" | "finished">(
 		src ? "finished" : "errored",
 	);
@@ -66,26 +55,8 @@ export const Image = ({
 		);
 	}
 
-	const blurhash = blurHashToDataURL(src.blurhash);
 	return (
-		<div
-			style={{
-				// To reproduce view's behavior
-				boxSizing: "border-box",
-				overflow: "hidden",
-
-				// Use a blurhash here to nicely fade the NextImage when it is loaded completly
-				// (this prevents loading the image line by line which is ugly and buggy on firefox)
-				backgroundImage: `url(${blurhash})`,
-				backgroundSize: "cover",
-				backgroundRepeat: "no-repeat",
-				backgroundPosition: "50% 50%",
-			}}
-			{...wCss([layout as any, { ...border, borderRadius: "6px", position: "relative" }], {
-				// Gather classnames from props (to support parent's hover for example).
-				className: extractClassNames(props),
-			})}
-		>
+		<BlurhashContainer blurhash={src.blurhash} {...css([layout, border], props)}>
 			<NextImage
 				src={src[quality ?? "high"]}
 				priority={quality === "high"}
@@ -96,13 +67,13 @@ export const Image = ({
 					opacity: state === "loading" ? 0 : 1,
 					transition: "opacity .2s ease-out",
 				}}
-				blurDataURL={blurhash}
+				blurDataURL={blurHashToDataURL(src.blurhash)}
 				placeholder="blur"
 				// Don't use next's server to reprocess images, they are already optimized by kyoo.
 				unoptimized={true}
 				onLoadingComplete={() => setState("finished")}
 				onError={() => setState("errored")}
 			/>
-		</div>
+		</BlurhashContainer>
 	);
 };

front/packages/primitives/src/image/index.tsx

@@ -18,14 +18,15 @@
  * along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
  */
 
-import { ImageProps, ImageStyle, Platform, View, ViewProps, ViewStyle } from "react-native";
+import { ImageStyle, View, ViewProps, ViewStyle } from "react-native";
 import { Props, YoshikiEnhanced } from "./base-image";
 import { Image } from "./image";
-import { ComponentType, ReactNode, useState } from "react";
+import { ComponentType, ReactNode } from "react";
 import { LinearGradient, LinearGradientProps } from "expo-linear-gradient";
 import { ContrastArea, alpha } from "../themes";
 import { percent } from "yoshiki/native";
 
+export { BlurhashContainer } from "./blurhash";
 export { type Props as ImageProps, Image };
 
 export const Poster = ({