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669
kitabcitab/node_modules/next/dist/client/image.js
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vendored
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669
kitabcitab/node_modules/next/dist/client/image.js
generated
vendored
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@@ -0,0 +1,669 @@
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"use client";
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"use strict";
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||||
Object.defineProperty(exports, "__esModule", {
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value: true
|
||||
});
|
||||
exports.default = void 0;
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var _extends = require("@swc/helpers/lib/_extends.js").default;
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||||
var _interop_require_default = require("@swc/helpers/lib/_interop_require_default.js").default;
|
||||
var _interop_require_wildcard = require("@swc/helpers/lib/_interop_require_wildcard.js").default;
|
||||
var _object_without_properties_loose = require("@swc/helpers/lib/_object_without_properties_loose.js").default;
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||||
var _react = _interop_require_wildcard(require("react"));
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||||
var _head = _interop_require_default(require("../shared/lib/head"));
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var _imageBlurSvg = require("../shared/lib/image-blur-svg");
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var _imageConfig = require("../shared/lib/image-config");
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var _imageConfigContext = require("../shared/lib/image-config-context");
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var _warnOnce = require("../shared/lib/utils/warn-once");
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var _imageLoader = _interop_require_default(require("next/dist/shared/lib/image-loader"));
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const configEnv = process.env.__NEXT_IMAGE_OPTS;
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const allImgs = new Map();
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let perfObserver;
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if (typeof window === 'undefined') {
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globalThis.__NEXT_IMAGE_IMPORTED = true;
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}
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const VALID_LOADING_VALUES = [
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'lazy',
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'eager',
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undefined
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];
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function isStaticRequire(src) {
|
||||
return src.default !== undefined;
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||||
}
|
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function isStaticImageData(src) {
|
||||
return src.src !== undefined;
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||||
}
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||||
function isStaticImport(src) {
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||||
return typeof src === 'object' && (isStaticRequire(src) || isStaticImageData(src));
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}
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function getWidths({ deviceSizes , allSizes }, width, sizes) {
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if (sizes) {
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||||
// Find all the "vw" percent sizes used in the sizes prop
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const viewportWidthRe = /(^|\s)(1?\d?\d)vw/g;
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const percentSizes = [];
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for(let match; match = viewportWidthRe.exec(sizes); match){
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percentSizes.push(parseInt(match[2]));
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}
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if (percentSizes.length) {
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const smallestRatio = Math.min(...percentSizes) * 0.01;
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return {
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||||
widths: allSizes.filter((s)=>s >= deviceSizes[0] * smallestRatio),
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kind: 'w'
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||||
};
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||||
}
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||||
return {
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||||
widths: allSizes,
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kind: 'w'
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};
|
||||
}
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if (typeof width !== 'number') {
|
||||
return {
|
||||
widths: deviceSizes,
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kind: 'w'
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||||
};
|
||||
}
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||||
const widths = [
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||||
...new Set(// > This means that most OLED screens that say they are 3x resolution,
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// > are actually 3x in the green color, but only 1.5x in the red and
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// > blue colors. Showing a 3x resolution image in the app vs a 2x
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// > resolution image will be visually the same, though the 3x image
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// > takes significantly more data. Even true 3x resolution screens are
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// > wasteful as the human eye cannot see that level of detail without
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// > something like a magnifying glass.
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// https://blog.twitter.com/engineering/en_us/topics/infrastructure/2019/capping-image-fidelity-on-ultra-high-resolution-devices.html
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[
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width,
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width * 2 /*, width * 3*/
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].map((w)=>allSizes.find((p)=>p >= w) || allSizes[allSizes.length - 1])),
|
||||
];
|
||||
return {
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||||
widths,
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kind: 'x'
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||||
};
|
||||
}
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||||
function generateImgAttrs({ config , src , unoptimized , width , quality , sizes , loader }) {
|
||||
if (unoptimized) {
|
||||
return {
|
||||
src,
|
||||
srcSet: undefined,
|
||||
sizes: undefined
|
||||
};
|
||||
}
|
||||
const { widths , kind } = getWidths(config, width, sizes);
|
||||
const last = widths.length - 1;
|
||||
return {
|
||||
sizes: !sizes && kind === 'w' ? '100vw' : sizes,
|
||||
srcSet: widths.map((w, i)=>`${loader({
|
||||
config,
|
||||
src,
|
||||
quality,
|
||||
width: w
|
||||
})} ${kind === 'w' ? w : i + 1}${kind}`).join(', '),
|
||||
// It's intended to keep `src` the last attribute because React updates
|
||||
// attributes in order. If we keep `src` the first one, Safari will
|
||||
// immediately start to fetch `src`, before `sizes` and `srcSet` are even
|
||||
// updated by React. That causes multiple unnecessary requests if `srcSet`
|
||||
// and `sizes` are defined.
|
||||
// This bug cannot be reproduced in Chrome or Firefox.
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||||
src: loader({
|
||||
config,
|
||||
src,
|
||||
quality,
|
||||
width: widths[last]
|
||||
})
|
||||
};
|
||||
}
|
||||
function getInt(x) {
|
||||
if (typeof x === 'number' || typeof x === 'undefined') {
|
||||
return x;
|
||||
}
|
||||
if (typeof x === 'string' && /^[0-9]+$/.test(x)) {
|
||||
return parseInt(x, 10);
|
||||
}
|
||||
return NaN;
|
||||
}
|
||||
// See https://stackoverflow.com/q/39777833/266535 for why we use this ref
|
||||
// handler instead of the img's onLoad attribute.
|
||||
function handleLoading(img, src, placeholder, onLoadRef, onLoadingCompleteRef, setBlurComplete, unoptimized) {
|
||||
if (!img || img['data-loaded-src'] === src) {
|
||||
return;
|
||||
}
|
||||
img['data-loaded-src'] = src;
|
||||
const p = 'decode' in img ? img.decode() : Promise.resolve();
|
||||
p.catch(()=>{}).then(()=>{
|
||||
if (!img.parentNode) {
|
||||
// Exit early in case of race condition:
|
||||
// - onload() is called
|
||||
// - decode() is called but incomplete
|
||||
// - unmount is called
|
||||
// - decode() completes
|
||||
return;
|
||||
}
|
||||
if (placeholder === 'blur') {
|
||||
setBlurComplete(true);
|
||||
}
|
||||
if (onLoadRef == null ? void 0 : onLoadRef.current) {
|
||||
// Since we don't have the SyntheticEvent here,
|
||||
// we must create one with the same shape.
|
||||
// See https://reactjs.org/docs/events.html
|
||||
const event = new Event('load');
|
||||
Object.defineProperty(event, 'target', {
|
||||
writable: false,
|
||||
value: img
|
||||
});
|
||||
let prevented = false;
|
||||
let stopped = false;
|
||||
onLoadRef.current(_extends({}, event, {
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||||
nativeEvent: event,
|
||||
currentTarget: img,
|
||||
target: img,
|
||||
isDefaultPrevented: ()=>prevented,
|
||||
isPropagationStopped: ()=>stopped,
|
||||
persist: ()=>{},
|
||||
preventDefault: ()=>{
|
||||
prevented = true;
|
||||
event.preventDefault();
|
||||
},
|
||||
stopPropagation: ()=>{
|
||||
stopped = true;
|
||||
event.stopPropagation();
|
||||
}
|
||||
}));
|
||||
}
|
||||
if (onLoadingCompleteRef == null ? void 0 : onLoadingCompleteRef.current) {
|
||||
onLoadingCompleteRef.current(img);
|
||||
}
|
||||
if (process.env.NODE_ENV !== 'production') {
|
||||
if (img.getAttribute('data-nimg') === 'fill') {
|
||||
if (!unoptimized && (!img.getAttribute('sizes') || img.getAttribute('sizes') === '100vw')) {
|
||||
let widthViewportRatio = img.getBoundingClientRect().width / window.innerWidth;
|
||||
if (widthViewportRatio < 0.6) {
|
||||
(0, _warnOnce).warnOnce(`Image with src "${src}" has "fill" but is missing "sizes" prop. Please add it to improve page performance. Read more: https://nextjs.org/docs/api-reference/next/image#sizes`);
|
||||
}
|
||||
}
|
||||
if (img.parentElement) {
|
||||
const { position } = window.getComputedStyle(img.parentElement);
|
||||
const valid = [
|
||||
'absolute',
|
||||
'fixed',
|
||||
'relative'
|
||||
];
|
||||
if (!valid.includes(position)) {
|
||||
(0, _warnOnce).warnOnce(`Image with src "${src}" has "fill" and parent element with invalid "position". Provided "${position}" should be one of ${valid.map(String).join(',')}.`);
|
||||
}
|
||||
}
|
||||
if (img.height === 0) {
|
||||
(0, _warnOnce).warnOnce(`Image with src "${src}" has "fill" and a height value of 0. This is likely because the parent element of the image has not been styled to have a set height.`);
|
||||
}
|
||||
}
|
||||
const heightModified = img.height.toString() !== img.getAttribute('height');
|
||||
const widthModified = img.width.toString() !== img.getAttribute('width');
|
||||
if (heightModified && !widthModified || !heightModified && widthModified) {
|
||||
(0, _warnOnce).warnOnce(`Image with src "${src}" has either width or height modified, but not the other. If you use CSS to change the size of your image, also include the styles 'width: "auto"' or 'height: "auto"' to maintain the aspect ratio.`);
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
const ImageElement = /*#__PURE__*/ (0, _react).forwardRef((_param, forwardedRef)=>{
|
||||
var { imgAttributes , heightInt , widthInt , qualityInt , className , imgStyle , blurStyle , isLazy , fill , placeholder , loading , srcString , config , unoptimized , loader , onLoadRef , onLoadingCompleteRef , setBlurComplete , setShowAltText , onLoad , onError } = _param, rest = _object_without_properties_loose(_param, [
|
||||
"imgAttributes",
|
||||
"heightInt",
|
||||
"widthInt",
|
||||
"qualityInt",
|
||||
"className",
|
||||
"imgStyle",
|
||||
"blurStyle",
|
||||
"isLazy",
|
||||
"fill",
|
||||
"placeholder",
|
||||
"loading",
|
||||
"srcString",
|
||||
"config",
|
||||
"unoptimized",
|
||||
"loader",
|
||||
"onLoadRef",
|
||||
"onLoadingCompleteRef",
|
||||
"setBlurComplete",
|
||||
"setShowAltText",
|
||||
"onLoad",
|
||||
"onError"
|
||||
]);
|
||||
loading = isLazy ? 'lazy' : loading;
|
||||
return /*#__PURE__*/ _react.default.createElement(_react.default.Fragment, null, /*#__PURE__*/ _react.default.createElement("img", Object.assign({}, rest, imgAttributes, {
|
||||
width: widthInt,
|
||||
height: heightInt,
|
||||
decoding: "async",
|
||||
"data-nimg": fill ? 'fill' : '1',
|
||||
className: className,
|
||||
// @ts-ignore - TODO: upgrade to `@types/react@17`
|
||||
loading: loading,
|
||||
style: _extends({}, imgStyle, blurStyle),
|
||||
ref: (0, _react).useCallback((img)=>{
|
||||
if (forwardedRef) {
|
||||
if (typeof forwardedRef === 'function') forwardedRef(img);
|
||||
else if (typeof forwardedRef === 'object') {
|
||||
// @ts-ignore - .current is read only it's usually assigned by react internally
|
||||
forwardedRef.current = img;
|
||||
}
|
||||
}
|
||||
if (!img) {
|
||||
return;
|
||||
}
|
||||
if (onError) {
|
||||
// If the image has an error before react hydrates, then the error is lost.
|
||||
// The workaround is to wait until the image is mounted which is after hydration,
|
||||
// then we set the src again to trigger the error handler (if there was an error).
|
||||
// eslint-disable-next-line no-self-assign
|
||||
img.src = img.src;
|
||||
}
|
||||
if (process.env.NODE_ENV !== 'production') {
|
||||
if (!srcString) {
|
||||
console.error(`Image is missing required "src" property:`, img);
|
||||
}
|
||||
if (img.getAttribute('alt') === null) {
|
||||
console.error(`Image is missing required "alt" property. Please add Alternative Text to describe the image for screen readers and search engines.`);
|
||||
}
|
||||
}
|
||||
if (img.complete) {
|
||||
handleLoading(img, srcString, placeholder, onLoadRef, onLoadingCompleteRef, setBlurComplete, unoptimized);
|
||||
}
|
||||
}, [
|
||||
srcString,
|
||||
placeholder,
|
||||
onLoadRef,
|
||||
onLoadingCompleteRef,
|
||||
setBlurComplete,
|
||||
onError,
|
||||
unoptimized,
|
||||
forwardedRef,
|
||||
]),
|
||||
onLoad: (event)=>{
|
||||
const img = event.currentTarget;
|
||||
handleLoading(img, srcString, placeholder, onLoadRef, onLoadingCompleteRef, setBlurComplete, unoptimized);
|
||||
},
|
||||
onError: (event)=>{
|
||||
// if the real image fails to load, this will ensure "alt" is visible
|
||||
setShowAltText(true);
|
||||
if (placeholder === 'blur') {
|
||||
// If the real image fails to load, this will still remove the placeholder.
|
||||
setBlurComplete(true);
|
||||
}
|
||||
if (onError) {
|
||||
onError(event);
|
||||
}
|
||||
}
|
||||
})));
|
||||
});
|
||||
const Image = /*#__PURE__*/ (0, _react).forwardRef((_param, forwardedRef)=>{
|
||||
var { src , sizes , unoptimized =false , priority =false , loading , className , quality , width , height , fill , style , onLoad , onLoadingComplete , placeholder ='empty' , blurDataURL , layout , objectFit , objectPosition , lazyBoundary , lazyRoot } = _param, all = _object_without_properties_loose(_param, [
|
||||
"src",
|
||||
"sizes",
|
||||
"unoptimized",
|
||||
"priority",
|
||||
"loading",
|
||||
"className",
|
||||
"quality",
|
||||
"width",
|
||||
"height",
|
||||
"fill",
|
||||
"style",
|
||||
"onLoad",
|
||||
"onLoadingComplete",
|
||||
"placeholder",
|
||||
"blurDataURL",
|
||||
"layout",
|
||||
"objectFit",
|
||||
"objectPosition",
|
||||
"lazyBoundary",
|
||||
"lazyRoot"
|
||||
]);
|
||||
const configContext = (0, _react).useContext(_imageConfigContext.ImageConfigContext);
|
||||
const config = (0, _react).useMemo(()=>{
|
||||
const c = configEnv || configContext || _imageConfig.imageConfigDefault;
|
||||
const allSizes = [
|
||||
...c.deviceSizes,
|
||||
...c.imageSizes
|
||||
].sort((a, b)=>a - b);
|
||||
const deviceSizes = c.deviceSizes.sort((a, b)=>a - b);
|
||||
return _extends({}, c, {
|
||||
allSizes,
|
||||
deviceSizes
|
||||
});
|
||||
}, [
|
||||
configContext
|
||||
]);
|
||||
let rest = all;
|
||||
let loader = rest.loader || _imageLoader.default;
|
||||
// Remove property so it's not spread on <img> element
|
||||
delete rest.loader;
|
||||
// This special value indicates that the user
|
||||
// didn't define a "loader" prop or "loader" config.
|
||||
const isDefaultLoader = '__next_img_default' in loader;
|
||||
if (isDefaultLoader) {
|
||||
if (config.loader === 'custom') {
|
||||
throw new Error(`Image with src "${src}" is missing "loader" prop.` + `\nRead more: https://nextjs.org/docs/messages/next-image-missing-loader`);
|
||||
}
|
||||
} else {
|
||||
// The user defined a "loader" prop or config.
|
||||
// Since the config object is internal only, we
|
||||
// must not pass it to the user-defined "loader".
|
||||
const customImageLoader = loader;
|
||||
var _tmp;
|
||||
_tmp = (obj)=>{
|
||||
const { config: _ } = obj, opts = _object_without_properties_loose(obj, [
|
||||
"config"
|
||||
]);
|
||||
return customImageLoader(opts);
|
||||
}, loader = _tmp, _tmp;
|
||||
}
|
||||
if (layout) {
|
||||
if (layout === 'fill') {
|
||||
fill = true;
|
||||
}
|
||||
const layoutToStyle = {
|
||||
intrinsic: {
|
||||
maxWidth: '100%',
|
||||
height: 'auto'
|
||||
},
|
||||
responsive: {
|
||||
width: '100%',
|
||||
height: 'auto'
|
||||
}
|
||||
};
|
||||
const layoutToSizes = {
|
||||
responsive: '100vw',
|
||||
fill: '100vw'
|
||||
};
|
||||
const layoutStyle = layoutToStyle[layout];
|
||||
if (layoutStyle) {
|
||||
style = _extends({}, style, layoutStyle);
|
||||
}
|
||||
const layoutSizes = layoutToSizes[layout];
|
||||
if (layoutSizes && !sizes) {
|
||||
sizes = layoutSizes;
|
||||
}
|
||||
}
|
||||
let staticSrc = '';
|
||||
let widthInt = getInt(width);
|
||||
let heightInt = getInt(height);
|
||||
let blurWidth;
|
||||
let blurHeight;
|
||||
if (isStaticImport(src)) {
|
||||
const staticImageData = isStaticRequire(src) ? src.default : src;
|
||||
if (!staticImageData.src) {
|
||||
throw new Error(`An object should only be passed to the image component src parameter if it comes from a static image import. It must include src. Received ${JSON.stringify(staticImageData)}`);
|
||||
}
|
||||
if (!staticImageData.height || !staticImageData.width) {
|
||||
throw new Error(`An object should only be passed to the image component src parameter if it comes from a static image import. It must include height and width. Received ${JSON.stringify(staticImageData)}`);
|
||||
}
|
||||
blurWidth = staticImageData.blurWidth;
|
||||
blurHeight = staticImageData.blurHeight;
|
||||
blurDataURL = blurDataURL || staticImageData.blurDataURL;
|
||||
staticSrc = staticImageData.src;
|
||||
if (!fill) {
|
||||
if (!widthInt && !heightInt) {
|
||||
widthInt = staticImageData.width;
|
||||
heightInt = staticImageData.height;
|
||||
} else if (widthInt && !heightInt) {
|
||||
const ratio = widthInt / staticImageData.width;
|
||||
heightInt = Math.round(staticImageData.height * ratio);
|
||||
} else if (!widthInt && heightInt) {
|
||||
const ratio = heightInt / staticImageData.height;
|
||||
widthInt = Math.round(staticImageData.width * ratio);
|
||||
}
|
||||
}
|
||||
}
|
||||
src = typeof src === 'string' ? src : staticSrc;
|
||||
let isLazy = !priority && (loading === 'lazy' || typeof loading === 'undefined');
|
||||
if (src.startsWith('data:') || src.startsWith('blob:')) {
|
||||
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URIs
|
||||
unoptimized = true;
|
||||
isLazy = false;
|
||||
}
|
||||
if (config.unoptimized) {
|
||||
unoptimized = true;
|
||||
}
|
||||
if (isDefaultLoader && src.endsWith('.svg') && !config.dangerouslyAllowSVG) {
|
||||
// Special case to make svg serve as-is to avoid proxying
|
||||
// through the built-in Image Optimization API.
|
||||
unoptimized = true;
|
||||
}
|
||||
const [blurComplete, setBlurComplete] = (0, _react).useState(false);
|
||||
const [showAltText, setShowAltText] = (0, _react).useState(false);
|
||||
const qualityInt = getInt(quality);
|
||||
if (process.env.NODE_ENV !== 'production') {
|
||||
if (!src) {
|
||||
// React doesn't show the stack trace and there's
|
||||
// no `src` to help identify which image, so we
|
||||
// instead console.error(ref) during mount.
|
||||
unoptimized = true;
|
||||
} else {
|
||||
if (fill) {
|
||||
if (width) {
|
||||
throw new Error(`Image with src "${src}" has both "width" and "fill" properties. Only one should be used.`);
|
||||
}
|
||||
if (height) {
|
||||
throw new Error(`Image with src "${src}" has both "height" and "fill" properties. Only one should be used.`);
|
||||
}
|
||||
if ((style == null ? void 0 : style.position) && style.position !== 'absolute') {
|
||||
throw new Error(`Image with src "${src}" has both "fill" and "style.position" properties. Images with "fill" always use position absolute - it cannot be modified.`);
|
||||
}
|
||||
if ((style == null ? void 0 : style.width) && style.width !== '100%') {
|
||||
throw new Error(`Image with src "${src}" has both "fill" and "style.width" properties. Images with "fill" always use width 100% - it cannot be modified.`);
|
||||
}
|
||||
if ((style == null ? void 0 : style.height) && style.height !== '100%') {
|
||||
throw new Error(`Image with src "${src}" has both "fill" and "style.height" properties. Images with "fill" always use height 100% - it cannot be modified.`);
|
||||
}
|
||||
} else {
|
||||
if (typeof widthInt === 'undefined') {
|
||||
throw new Error(`Image with src "${src}" is missing required "width" property.`);
|
||||
} else if (isNaN(widthInt)) {
|
||||
throw new Error(`Image with src "${src}" has invalid "width" property. Expected a numeric value in pixels but received "${width}".`);
|
||||
}
|
||||
if (typeof heightInt === 'undefined') {
|
||||
throw new Error(`Image with src "${src}" is missing required "height" property.`);
|
||||
} else if (isNaN(heightInt)) {
|
||||
throw new Error(`Image with src "${src}" has invalid "height" property. Expected a numeric value in pixels but received "${height}".`);
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!VALID_LOADING_VALUES.includes(loading)) {
|
||||
throw new Error(`Image with src "${src}" has invalid "loading" property. Provided "${loading}" should be one of ${VALID_LOADING_VALUES.map(String).join(',')}.`);
|
||||
}
|
||||
if (priority && loading === 'lazy') {
|
||||
throw new Error(`Image with src "${src}" has both "priority" and "loading='lazy'" properties. Only one should be used.`);
|
||||
}
|
||||
if (placeholder === 'blur') {
|
||||
if (widthInt && heightInt && widthInt * heightInt < 1600) {
|
||||
(0, _warnOnce).warnOnce(`Image with src "${src}" is smaller than 40x40. Consider removing the "placeholder='blur'" property to improve performance.`);
|
||||
}
|
||||
if (!blurDataURL) {
|
||||
const VALID_BLUR_EXT = [
|
||||
'jpeg',
|
||||
'png',
|
||||
'webp',
|
||||
'avif'
|
||||
] // should match next-image-loader
|
||||
;
|
||||
throw new Error(`Image with src "${src}" has "placeholder='blur'" property but is missing the "blurDataURL" property.
|
||||
Possible solutions:
|
||||
- Add a "blurDataURL" property, the contents should be a small Data URL to represent the image
|
||||
- Change the "src" property to a static import with one of the supported file types: ${VALID_BLUR_EXT.join(',')}
|
||||
- Remove the "placeholder" property, effectively no blur effect
|
||||
Read more: https://nextjs.org/docs/messages/placeholder-blur-data-url`);
|
||||
}
|
||||
}
|
||||
if ('ref' in rest) {
|
||||
(0, _warnOnce).warnOnce(`Image with src "${src}" is using unsupported "ref" property. Consider using the "onLoadingComplete" property instead.`);
|
||||
}
|
||||
if (!unoptimized && loader !== _imageLoader.default) {
|
||||
const urlStr = loader({
|
||||
config,
|
||||
src,
|
||||
width: widthInt || 400,
|
||||
quality: qualityInt || 75
|
||||
});
|
||||
let url;
|
||||
try {
|
||||
url = new URL(urlStr);
|
||||
} catch (err) {}
|
||||
if (urlStr === src || url && url.pathname === src && !url.search) {
|
||||
(0, _warnOnce).warnOnce(`Image with src "${src}" has a "loader" property that does not implement width. Please implement it or use the "unoptimized" property instead.` + `\nRead more: https://nextjs.org/docs/messages/next-image-missing-loader-width`);
|
||||
}
|
||||
}
|
||||
for (const [legacyKey, legacyValue] of Object.entries({
|
||||
layout,
|
||||
objectFit,
|
||||
objectPosition,
|
||||
lazyBoundary,
|
||||
lazyRoot
|
||||
})){
|
||||
if (legacyValue) {
|
||||
(0, _warnOnce).warnOnce(`Image with src "${src}" has legacy prop "${legacyKey}". Did you forget to run the codemod?` + `\nRead more: https://nextjs.org/docs/messages/next-image-upgrade-to-13`);
|
||||
}
|
||||
}
|
||||
if (typeof window !== 'undefined' && !perfObserver && window.PerformanceObserver) {
|
||||
perfObserver = new PerformanceObserver((entryList)=>{
|
||||
for (const entry of entryList.getEntries()){
|
||||
var ref;
|
||||
// @ts-ignore - missing "LargestContentfulPaint" class with "element" prop
|
||||
const imgSrc = (entry == null ? void 0 : (ref = entry.element) == null ? void 0 : ref.src) || '';
|
||||
const lcpImage = allImgs.get(imgSrc);
|
||||
if (lcpImage && !lcpImage.priority && lcpImage.placeholder !== 'blur' && !lcpImage.src.startsWith('data:') && !lcpImage.src.startsWith('blob:')) {
|
||||
// https://web.dev/lcp/#measure-lcp-in-javascript
|
||||
(0, _warnOnce).warnOnce(`Image with src "${lcpImage.src}" was detected as the Largest Contentful Paint (LCP). Please add the "priority" property if this image is above the fold.` + `\nRead more: https://nextjs.org/docs/api-reference/next/image#priority`);
|
||||
}
|
||||
}
|
||||
});
|
||||
try {
|
||||
perfObserver.observe({
|
||||
type: 'largest-contentful-paint',
|
||||
buffered: true
|
||||
});
|
||||
} catch (err) {
|
||||
// Log error but don't crash the app
|
||||
console.error(err);
|
||||
}
|
||||
}
|
||||
}
|
||||
const imgStyle = Object.assign(fill ? {
|
||||
position: 'absolute',
|
||||
height: '100%',
|
||||
width: '100%',
|
||||
left: 0,
|
||||
top: 0,
|
||||
right: 0,
|
||||
bottom: 0,
|
||||
objectFit,
|
||||
objectPosition
|
||||
} : {}, showAltText ? {} : {
|
||||
color: 'transparent'
|
||||
}, style);
|
||||
const blurStyle = placeholder === 'blur' && blurDataURL && !blurComplete ? {
|
||||
backgroundSize: imgStyle.objectFit || 'cover',
|
||||
backgroundPosition: imgStyle.objectPosition || '50% 50%',
|
||||
backgroundRepeat: 'no-repeat',
|
||||
backgroundImage: `url("data:image/svg+xml;charset=utf-8,${(0, _imageBlurSvg).getImageBlurSvg({
|
||||
widthInt,
|
||||
heightInt,
|
||||
blurWidth,
|
||||
blurHeight,
|
||||
blurDataURL
|
||||
})}")`
|
||||
} : {};
|
||||
if (process.env.NODE_ENV === 'development') {
|
||||
if (blurStyle.backgroundImage && (blurDataURL == null ? void 0 : blurDataURL.startsWith('/'))) {
|
||||
// During `next dev`, we don't want to generate blur placeholders with webpack
|
||||
// because it can delay starting the dev server. Instead, `next-image-loader.js`
|
||||
// will inline a special url to lazily generate the blur placeholder at request time.
|
||||
blurStyle.backgroundImage = `url("${blurDataURL}")`;
|
||||
}
|
||||
}
|
||||
const imgAttributes = generateImgAttrs({
|
||||
config,
|
||||
src,
|
||||
unoptimized,
|
||||
width: widthInt,
|
||||
quality: qualityInt,
|
||||
sizes,
|
||||
loader
|
||||
});
|
||||
let srcString = src;
|
||||
if (process.env.NODE_ENV !== 'production') {
|
||||
if (typeof window !== 'undefined') {
|
||||
let fullUrl;
|
||||
try {
|
||||
fullUrl = new URL(imgAttributes.src);
|
||||
} catch (e) {
|
||||
fullUrl = new URL(imgAttributes.src, window.location.href);
|
||||
}
|
||||
allImgs.set(fullUrl.href, {
|
||||
src,
|
||||
priority,
|
||||
placeholder
|
||||
});
|
||||
}
|
||||
}
|
||||
const linkProps = {
|
||||
// @ts-expect-error upgrade react types to react 18
|
||||
imageSrcSet: imgAttributes.srcSet,
|
||||
imageSizes: imgAttributes.sizes,
|
||||
crossOrigin: rest.crossOrigin
|
||||
};
|
||||
const onLoadRef = (0, _react).useRef(onLoad);
|
||||
(0, _react).useEffect(()=>{
|
||||
onLoadRef.current = onLoad;
|
||||
}, [
|
||||
onLoad
|
||||
]);
|
||||
const onLoadingCompleteRef = (0, _react).useRef(onLoadingComplete);
|
||||
(0, _react).useEffect(()=>{
|
||||
onLoadingCompleteRef.current = onLoadingComplete;
|
||||
}, [
|
||||
onLoadingComplete
|
||||
]);
|
||||
const imgElementArgs = _extends({
|
||||
isLazy,
|
||||
imgAttributes,
|
||||
heightInt,
|
||||
widthInt,
|
||||
qualityInt,
|
||||
className,
|
||||
imgStyle,
|
||||
blurStyle,
|
||||
loading,
|
||||
config,
|
||||
fill,
|
||||
unoptimized,
|
||||
placeholder,
|
||||
loader,
|
||||
srcString,
|
||||
onLoadRef,
|
||||
onLoadingCompleteRef,
|
||||
setBlurComplete,
|
||||
setShowAltText
|
||||
}, rest);
|
||||
return /*#__PURE__*/ _react.default.createElement(_react.default.Fragment, null, /*#__PURE__*/ _react.default.createElement(ImageElement, Object.assign({}, imgElementArgs, {
|
||||
ref: forwardedRef
|
||||
})), priority ? // Note how we omit the `href` attribute, as it would only be relevant
|
||||
// for browsers that do not support `imagesrcset`, and in those cases
|
||||
// it would likely cause the incorrect image to be preloaded.
|
||||
//
|
||||
// https://html.spec.whatwg.org/multipage/semantics.html#attr-link-imagesrcset
|
||||
/*#__PURE__*/ _react.default.createElement(_head.default, null, /*#__PURE__*/ _react.default.createElement("link", Object.assign({
|
||||
key: '__nimg-' + imgAttributes.src + imgAttributes.srcSet + imgAttributes.sizes,
|
||||
rel: "preload",
|
||||
as: "image",
|
||||
href: imgAttributes.srcSet ? undefined : imgAttributes.src
|
||||
}, linkProps))) : null);
|
||||
});
|
||||
var _default = Image;
|
||||
exports.default = _default;
|
||||
|
||||
if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
|
||||
Object.defineProperty(exports.default, '__esModule', { value: true });
|
||||
Object.assign(exports.default, exports);
|
||||
module.exports = exports.default;
|
||||
}
|
||||
|
||||
//# sourceMappingURL=image.js.map
|
||||
Reference in New Issue
Block a user