37 lines
1.2 KiB
JavaScript
37 lines
1.2 KiB
JavaScript
import fs from "node:fs";
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import path from "node:path";
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import { fileURLToPath, pathToFileURL } from "node:url";
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import { prependForwardSlash, slash } from "../../core/path.js";
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import { imageMetadata } from "./metadata.js";
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async function emitESMImage(id, watchMode, fileEmitter) {
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if (!id) {
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return void 0;
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}
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const url = pathToFileURL(id);
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const meta = await imageMetadata(url);
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if (!meta) {
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return void 0;
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}
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if (!watchMode) {
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const pathname = decodeURI(url.pathname);
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const filename = path.basename(pathname, path.extname(pathname) + `.${meta.format}`);
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const handle = fileEmitter({
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name: filename,
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source: await fs.promises.readFile(url),
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type: "asset"
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});
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meta.src = `__ASTRO_ASSET_IMAGE__${handle}__`;
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} else {
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url.searchParams.append("origWidth", meta.width.toString());
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url.searchParams.append("origHeight", meta.height.toString());
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url.searchParams.append("origFormat", meta.format);
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meta.src = `/@fs` + prependForwardSlash(fileURLToNormalizedPath(url));
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}
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return meta;
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}
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function fileURLToNormalizedPath(filePath) {
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return slash(fileURLToPath(filePath) + filePath.search).replace(/\\/g, "/");
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}
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export {
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emitESMImage
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};
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