70 lines
1.6 KiB
JavaScript
70 lines
1.6 KiB
JavaScript
import { toArray, createNamespace, isFunction } from "../utils/index.mjs";
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const [name, bem, t] = createNamespace("uploader");
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function readFileContent(file, resultType) {
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return new Promise((resolve) => {
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if (resultType === "file") {
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resolve();
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return;
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}
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const reader = new FileReader();
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reader.onload = (event) => {
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resolve(event.target.result);
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};
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if (resultType === "dataUrl") {
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reader.readAsDataURL(file);
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} else if (resultType === "text") {
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reader.readAsText(file);
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}
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});
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}
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function isOversize(items, maxSize) {
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return toArray(items).some((item) => {
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if (item.file) {
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if (isFunction(maxSize)) {
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return maxSize(item.file);
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}
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return item.file.size > +maxSize;
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}
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return false;
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});
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}
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function filterFiles(items, maxSize) {
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const valid = [];
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const invalid = [];
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items.forEach((item) => {
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if (isOversize(item, maxSize)) {
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invalid.push(item);
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} else {
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valid.push(item);
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}
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});
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return { valid, invalid };
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}
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const IMAGE_REGEXP = /\.(jpeg|jpg|gif|png|svg|webp|jfif|bmp|dpg|avif)/i;
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const isImageUrl = (url) => IMAGE_REGEXP.test(url);
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function isImageFile(item) {
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if (item.isImage) {
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return true;
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}
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if (item.file && item.file.type) {
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return item.file.type.indexOf("image") === 0;
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}
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if (item.url) {
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return isImageUrl(item.url);
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}
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if (typeof item.content === "string") {
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return item.content.indexOf("data:image") === 0;
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}
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return false;
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}
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export {
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bem,
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filterFiles,
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isImageFile,
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isImageUrl,
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isOversize,
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name,
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readFileContent,
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t
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};
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