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import type { LocalImageService } from 'astro';
import squooshService from 'astro/assets/services/squoosh';
import { baseDevService } from './shared-dev-service.js';
const service: LocalImageService = {
...baseDevService,
getHTMLAttributes(options, serviceOptions) {
const { inputtedWidth, ...props } = options;
// If `validateOptions` returned a different width than the one of the image, use it for attributes
if (inputtedWidth) {
props.width = inputtedWidth;
}
return squooshService.getHTMLAttributes
? squooshService.getHTMLAttributes(props, serviceOptions)
: {};
},
transform(inputBuffer, transform, serviceOptions) {
// NOTE: Hardcoding webp here isn't accurate to how the Vercel Image Optimization API works, normally what we should
// do is setup a custom endpoint that sniff the user's accept-content header and serve the proper format based on the
// user's Vercel config. However, that's: a lot of work for: not much. The dev service is inaccurate to the prod service
// in many more ways, this is one of the less offending cases and is, imo, okay, erika - 2023-04-27
transform.format = transform.src.endsWith('svg') ? 'svg' : 'webp';
// The base squoosh service works the same way as the Vercel Image Optimization API, so it's a safe fallback in local
return squooshService.transform(inputBuffer, transform, serviceOptions);
},
};
export default service;
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