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node_modules/astro/dist/assets/internal.js

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+import { isRemotePath } from "@astrojs/internal-helpers/path";
+import { AstroError, AstroErrorData } from "../core/errors/index.js";
+import { DEFAULT_HASH_PROPS } from "./consts.js";
+import {
+  DEFAULT_RESOLUTIONS,
+  getSizesAttribute,
+  getWidths,
+  LIMITED_RESOLUTIONS
+} from "./layout.js";
+import { isLocalService } from "./services/service.js";
+import {
+  isImageMetadata
+} from "./types.js";
+import { addCSSVarsToStyle, cssFitValues } from "./utils/imageAttributes.js";
+import { isESMImportedImage, isRemoteImage, resolveSrc } from "./utils/imageKind.js";
+import { inferRemoteSize } from "./utils/remoteProbe.js";
+async function getConfiguredImageService() {
+  if (!globalThis?.astroAsset?.imageService) {
+    const { default: service } = await import(
+      // @ts-expect-error
+      "virtual:image-service"
+    ).catch((e) => {
+      const error = new AstroError(AstroErrorData.InvalidImageService);
+      error.cause = e;
+      throw error;
+    });
+    if (!globalThis.astroAsset) globalThis.astroAsset = {};
+    globalThis.astroAsset.imageService = service;
+    return service;
+  }
+  return globalThis.astroAsset.imageService;
+}
+async function getImage(options, imageConfig) {
+  if (!options || typeof options !== "object") {
+    throw new AstroError({
+      ...AstroErrorData.ExpectedImageOptions,
+      message: AstroErrorData.ExpectedImageOptions.message(JSON.stringify(options))
+    });
+  }
+  if (typeof options.src === "undefined") {
+    throw new AstroError({
+      ...AstroErrorData.ExpectedImage,
+      message: AstroErrorData.ExpectedImage.message(
+        options.src,
+        "undefined",
+        JSON.stringify(options)
+      )
+    });
+  }
+  if (isImageMetadata(options)) {
+    throw new AstroError(AstroErrorData.ExpectedNotESMImage);
+  }
+  const service = await getConfiguredImageService();
+  const resolvedOptions = {
+    ...options,
+    src: await resolveSrc(options.src)
+  };
+  let originalWidth;
+  let originalHeight;
+  if (options.inferSize && isRemoteImage(resolvedOptions.src) && isRemotePath(resolvedOptions.src)) {
+    const result = await inferRemoteSize(resolvedOptions.src);
+    resolvedOptions.width ??= result.width;
+    resolvedOptions.height ??= result.height;
+    originalWidth = result.width;
+    originalHeight = result.height;
+    delete resolvedOptions.inferSize;
+  }
+  const originalFilePath = isESMImportedImage(resolvedOptions.src) ? resolvedOptions.src.fsPath : void 0;
+  const clonedSrc = isESMImportedImage(resolvedOptions.src) ? (
+    // @ts-expect-error - clone is a private, hidden prop
+    resolvedOptions.src.clone ?? resolvedOptions.src
+  ) : resolvedOptions.src;
+  if (isESMImportedImage(clonedSrc)) {
+    originalWidth = clonedSrc.width;
+    originalHeight = clonedSrc.height;
+  }
+  if (originalWidth && originalHeight) {
+    const aspectRatio = originalWidth / originalHeight;
+    if (resolvedOptions.height && !resolvedOptions.width) {
+      resolvedOptions.width = Math.round(resolvedOptions.height * aspectRatio);
+    } else if (resolvedOptions.width && !resolvedOptions.height) {
+      resolvedOptions.height = Math.round(resolvedOptions.width / aspectRatio);
+    } else if (!resolvedOptions.width && !resolvedOptions.height) {
+      resolvedOptions.width = originalWidth;
+      resolvedOptions.height = originalHeight;
+    }
+  }
+  resolvedOptions.src = clonedSrc;
+  const layout = options.layout ?? imageConfig.layout ?? "none";
+  if (resolvedOptions.priority) {
+    resolvedOptions.loading ??= "eager";
+    resolvedOptions.decoding ??= "sync";
+    resolvedOptions.fetchpriority ??= "high";
+    delete resolvedOptions.priority;
+  } else {
+    resolvedOptions.loading ??= "lazy";
+    resolvedOptions.decoding ??= "async";
+    resolvedOptions.fetchpriority ??= "auto";
+  }
+  if (layout !== "none") {
+    resolvedOptions.widths ||= getWidths({
+      width: resolvedOptions.width,
+      layout,
+      originalWidth,
+      breakpoints: imageConfig.breakpoints?.length ? imageConfig.breakpoints : isLocalService(service) ? LIMITED_RESOLUTIONS : DEFAULT_RESOLUTIONS
+    });
+    resolvedOptions.sizes ||= getSizesAttribute({ width: resolvedOptions.width, layout });
+    delete resolvedOptions.densities;
+    resolvedOptions.style = addCSSVarsToStyle(
+      {
+        fit: cssFitValues.includes(resolvedOptions.fit ?? "") && resolvedOptions.fit,
+        pos: resolvedOptions.position
+      },
+      resolvedOptions.style
+    );
+    resolvedOptions["data-astro-image"] = layout;
+  }
+  const validatedOptions = service.validateOptions ? await service.validateOptions(resolvedOptions, imageConfig) : resolvedOptions;
+  const srcSetTransforms = service.getSrcSet ? await service.getSrcSet(validatedOptions, imageConfig) : [];
+  let imageURL = await service.getURL(validatedOptions, imageConfig);
+  const matchesValidatedTransform = (transform) => transform.width === validatedOptions.width && transform.height === validatedOptions.height && transform.format === validatedOptions.format;
+  let srcSets = await Promise.all(
+    srcSetTransforms.map(async (srcSet) => {
+      return {
+        transform: srcSet.transform,
+        url: matchesValidatedTransform(srcSet.transform) ? imageURL : await service.getURL(srcSet.transform, imageConfig),
+        descriptor: srcSet.descriptor,
+        attributes: srcSet.attributes
+      };
+    })
+  );
+  if (isLocalService(service) && globalThis.astroAsset.addStaticImage && !(isRemoteImage(validatedOptions.src) && imageURL === validatedOptions.src)) {
+    const propsToHash = service.propertiesToHash ?? DEFAULT_HASH_PROPS;
+    imageURL = globalThis.astroAsset.addStaticImage(
+      validatedOptions,
+      propsToHash,
+      originalFilePath
+    );
+    srcSets = srcSetTransforms.map((srcSet) => {
+      return {
+        transform: srcSet.transform,
+        url: matchesValidatedTransform(srcSet.transform) ? imageURL : globalThis.astroAsset.addStaticImage(srcSet.transform, propsToHash, originalFilePath),
+        descriptor: srcSet.descriptor,
+        attributes: srcSet.attributes
+      };
+    });
+  }
+  return {
+    rawOptions: resolvedOptions,
+    options: validatedOptions,
+    src: imageURL,
+    srcSet: {
+      values: srcSets,
+      attribute: srcSets.map((srcSet) => `${srcSet.url} ${srcSet.descriptor}`).join(", ")
+    },
+    attributes: service.getHTMLAttributes !== void 0 ? await service.getHTMLAttributes(validatedOptions, imageConfig) : {}
+  };
+}
+export {
+  getConfiguredImageService,
+  getImage
+};