imgbb-webp-uploader
Version:
A utility for converting images to WebP format and uploading them to ImgBB
190 lines (189 loc) • 8.88 kB
JavaScript
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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import { useState, useCallback } from 'react';
import { uploadToImgBB } from '../services/imgbbUploader';
import { getFormattedFileSize } from '../utils/imageConverter';
/**
* React hook for uploading images to ImgBB with WebP conversion
* @param options Upload options
* @returns Hook state and functions
*/
export var useImgBBUploader = function (options) {
var _a = useState(null), selectedFile = _a[0], setSelectedFile = _a[1];
var _b = useState(null), previewUrl = _b[0], setPreviewUrl = _b[1];
var _c = useState(false), isUploading = _c[0], setIsUploading = _c[1];
var _d = useState(null), uploadedImage = _d[0], setUploadedImage = _d[1];
var _e = useState(null), error = _e[0], setError = _e[1];
var _f = useState(0), progress = _f[0], setProgress = _f[1];
var _g = useState(''), originalSize = _g[0], setOriginalSize = _g[1];
var _h = useState(''), webpSize = _h[0], setWebpSize = _h[1];
var _j = useState(0), sizeReduction = _j[0], setSizeReduction = _j[1];
// Handle file selection
var handleFileChange = useCallback(function (event) {
var _a;
var file = ((_a = event.target.files) === null || _a === void 0 ? void 0 : _a[0]) || null;
if (file) {
// Check if file is an image
if (!file.type.match('image.*')) {
setError('Please select an image file (jpg, png, etc.)');
setSelectedFile(null);
setPreviewUrl(null);
return;
}
// Check file size (max 32MB for ImgBB)
if (file.size > 32 * 1024 * 1024) {
setError('File is too large. Maximum size is 32MB.');
setSelectedFile(null);
setPreviewUrl(null);
return;
}
setSelectedFile(file);
setOriginalSize(getFormattedFileSize(file.size));
setError(null);
// Create preview URL
var reader_1 = new FileReader();
reader_1.onloadend = function () {
setPreviewUrl(reader_1.result);
};
reader_1.readAsDataURL(file);
}
else {
setSelectedFile(null);
setPreviewUrl(null);
setOriginalSize('');
setWebpSize('');
setSizeReduction(0);
}
}, []);
// Upload the selected file
var uploadImage = useCallback(function () { return __awaiter(void 0, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!selectedFile) {
setError('Please select an image first');
return [2 /*return*/];
}
return [4 /*yield*/, uploadFile(selectedFile)];
case 1:
_a.sent();
return [2 /*return*/];
}
});
}); }, [selectedFile]);
// Upload any file
var uploadFile = useCallback(function (file) { return __awaiter(void 0, void 0, void 0, function () {
var response, reduction, err_1, errorMessage;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
setIsUploading(true);
setError(null);
setProgress(0);
_a.label = 1;
case 1:
_a.trys.push([1, 3, 4, 5]);
return [4 /*yield*/, uploadToImgBB(file, __assign(__assign({}, options), { onProgress: setProgress }))];
case 2:
response = _a.sent();
setUploadedImage(response);
// Calculate size information
if (response.size.webp) {
setWebpSize(getFormattedFileSize(response.size.webp));
reduction = 1 - (response.size.webp / response.size.original);
setSizeReduction(Math.round(reduction * 100));
}
// Call onSuccess callback if provided
if (options.onSuccess) {
options.onSuccess(response);
}
return [3 /*break*/, 5];
case 3:
err_1 = _a.sent();
errorMessage = err_1 instanceof Error ? err_1.message : 'An error occurred while uploading the image';
setError(errorMessage);
// Call onError callback if provided
if (options.onError && err_1 instanceof Error) {
options.onError(err_1);
}
console.error(err_1);
return [3 /*break*/, 5];
case 4:
setIsUploading(false);
return [7 /*endfinally*/];
case 5: return [2 /*return*/];
}
});
}); }, [options]);
// Reset the form
var resetUpload = useCallback(function () {
setSelectedFile(null);
setPreviewUrl(null);
setUploadedImage(null);
setError(null);
setProgress(0);
setOriginalSize('');
setWebpSize('');
setSizeReduction(0);
}, []);
return {
selectedFile: selectedFile,
previewUrl: previewUrl,
isUploading: isUploading,
uploadedImage: uploadedImage,
error: error,
progress: progress,
originalSize: originalSize,
webpSize: webpSize,
sizeReduction: sizeReduction,
handleFileChange: handleFileChange,
uploadImage: uploadImage,
uploadFile: uploadFile,
resetUpload: resetUpload
};
};