50 lines
1.6 KiB
JavaScript
50 lines
1.6 KiB
JavaScript
class ArtImage {
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constructor(url) {
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this.url = url; //原图路径
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}
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get compressionUrl() {
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return formatCompression(this.url);
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}
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get previewUrl() {
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return formatPreview(this.url);
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}
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}
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function formatCompression(url) {
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if (!url) return;
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if (url.indexOf('blob:') !== -1) return url; //本地文件流直接放行
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if (url.indexOf('/compression/') !== -1) {
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url = url.replace('/compression/', '/');
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}
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if (url.indexOf('/preview/') !== -1) {
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url = url.replace('/preview/', '/');
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}
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let imgSrc = url;
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let splitList = imgSrc.split('/');
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let fileName = splitList[splitList.length - 1];
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fileName = fileName.split('.')[0] + '.jpg'; //图片服务压缩过的图片统一都是jpg格式，因此这里需要更好图片后缀
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splitList.pop(); //移除掉文件名部分
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return splitList.join('/') + '/compression/' + fileName;
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}
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//转化预览图路径
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function formatPreview(url) {
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if (!url) return;
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if (url.indexOf('blob:') !== -1) return url; //本地文件流直接放行
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if (url.indexOf('/preview/') !== -1) return url;
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if (url.indexOf('/compression/') !== -1) {
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url = url.replace('/compression/', '/');
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}
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let imgSrc = url;
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let splitList = imgSrc.split('/');
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let fileName = splitList[splitList.length - 1];
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fileName = fileName.split('.')[0] + '.jpg'; //图片服务压缩过的图片统一都是jpg格式，因此这里需要更好图片后缀
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splitList.pop(); //移除掉文件名部分
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return splitList.join('/') + '/preview/' + fileName;
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}
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export default ArtImage;
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