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react-files-uploading

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The simple files uploader applied Render Props pattern. This approach allows you to fully control UI component and behaviours.

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"use strict"; var __assign = (this && this.__assign) || function () { __assign = Object.assign || function(t) { for (var s, i = 1, n = arguments.length; i < n; i++) { s = arguments[i]; for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p]; } return t; }; return __assign.apply(this, arguments); }; var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { if (k2 === undefined) k2 = k; var desc = Object.getOwnPropertyDescriptor(m, k); if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) { desc = { enumerable: true, get: function() { return m[k]; } }; } Object.defineProperty(o, k2, desc); }) : (function(o, m, k, k2) { if (k2 === undefined) k2 = k; o[k2] = m[k]; })); var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? 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[] : _b, onChange = _a.onChange, onError = _a.onError, children = _a.children, _c = _a.multiple, multiple = _c === void 0 ? false : _c, _d = _a.maxNumber, maxNumber = _d === void 0 ? constants_1.INIT_MAX_NUMBER : _d, acceptType = _a.acceptType, maxFileSize = _a.maxFileSize, _e = _a.inputProps, inputProps = _e === void 0 ? {} : _e; var inValue = value || []; var inputRef = (0, react_1.useRef)(null); var _f = (0, react_1.useState)(constants_1.DEFAULT_NULL_INDEX), keyUpdate = _f[0], setKeyUpdate = _f[1]; var _g = (0, react_1.useState)(null), errors = _g[0], setErrors = _g[1]; var _h = (0, react_1.useState)(false), isDragging = _h[0], setIsDragging = _h[1]; var handleClickInput = (0, react_1.useCallback)(function () { return (0, utils_1.openFileDialog)(inputRef); }, [inputRef]); var onFileUpload = (0, react_1.useCallback)(function () { setKeyUpdate(constants_1.DEFAULT_NULL_INDEX); handleClickInput(); }, [handleClickInput]); var onFileRemoveAll = (0, react_1.useCallback)(function () { onChange === null || onChange === void 0 ? void 0 : onChange([]); }, [onChange]); var onFileRemove = function (index) { var updatedList = __spreadArray([], inValue, true); if (Array.isArray(index)) { index.forEach(function (i) { updatedList.splice(i, 1); }); } else { updatedList.splice(index, 1); } onChange === null || onChange === void 0 ? void 0 : onChange(updatedList); }; var onFileUpdate = function (index) { setKeyUpdate(index); handleClickInput(); }; var validate = function (fileList) { return __awaiter(void 0, void 0, void 0, function () { var errorsValidation; return __generator(this, function (_a) { errorsValidation = (0, validation_1.getErrorValidation)({ fileList: fileList, maxFileSize: maxFileSize, maxNumber: maxNumber, acceptType: acceptType, keyUpdate: keyUpdate, value: inValue, }); if (errorsValidation) { setErrors(errorsValidation); onError === null || onError === void 0 ? void 0 : onError(errorsValidation, fileList); return [2 /*return*/, false]; } errors && setErrors(null); return [2 /*return*/, true]; }); }); }; var handleChange = function (files) { return __awaiter(void 0, void 0, void 0, function () { var fileList, isValidate, updatedFileList, updatedIndexes, firstFile, i; return __generator(this, function (_a) { switch (_a.label) { case 0: if (!(files === null || files === void 0 ? void 0 : files.length)) return [2 /*return*/]; fileList = Array.from(files); return [4 /*yield*/, validate(fileList)]; case 1: isValidate = _a.sent(); if (!isValidate) return [2 /*return*/]; updatedFileList = []; updatedIndexes = []; if (keyUpdate > constants_1.DEFAULT_NULL_INDEX) { firstFile = files[0]; updatedFileList = __spreadArray([], inValue, true); updatedFileList[keyUpdate] = firstFile; updatedIndexes.push(keyUpdate); } else if (multiple) { updatedFileList = __spreadArray(__spreadArray([], inValue, true), fileList, true); for (i = inValue.length; i < updatedFileList.length; i += 1) { updatedIndexes.push(i); } } else { updatedFileList = [fileList[0]]; updatedIndexes.push(0); } onChange === null || onChange === void 0 ? void 0 : onChange(updatedFileList, updatedIndexes); return [2 /*return*/]; } }); }); }; var onInputChange = function (e) { return __awaiter(void 0, void 0, void 0, function () { return __generator(this, function (_a) { switch (_a.label) { case 0: return [4 /*yield*/, handleChange(e.target.files)]; case 1: _a.sent(); keyUpdate > constants_1.DEFAULT_NULL_INDEX && setKeyUpdate(constants_1.DEFAULT_NULL_INDEX); if (inputRef.current) inputRef.current.value = ''; return [2 /*return*/]; } }); }); }; var acceptTypeString = (0, react_1.useMemo)(function () { return (0, utils_1.getAcceptTypeString)(acceptType); }, [acceptType]); var handleDrag = function (e) { e.preventDefault(); e.stopPropagation(); }; var handleDragIn = function (e) { e.preventDefault(); e.stopPropagation(); if (e.dataTransfer.items && e.dataTransfer.items.length > 0) { setIsDragging(true); } }; var handleDragOut = function (e) { e.preventDefault(); e.stopPropagation(); setIsDragging(false); }; var handleDrop = function (e) { e.preventDefault(); e.stopPropagation(); setIsDragging(false); if (e.dataTransfer.files && e.dataTransfer.files.length > 0) { handleChange(e.dataTransfer.files); } }; var handleDragStart = function (e) { e.preventDefault(); e.stopPropagation(); e.dataTransfer.clearData(); }; return (react_1.default.createElement(react_1.default.Fragment, null, react_1.default.createElement("input", __assign({ type: "file", accept: acceptTypeString, ref: inputRef, multiple: multiple && keyUpdate === constants_1.DEFAULT_NULL_INDEX, onChange: onInputChange, style: { display: 'none' } }, inputProps)), children === null || children === void 0 ? void 0 : children({ fileList: inValue, onFileUpload: onFileUpload, onFileRemoveAll: onFileRemoveAll, onFileUpdate: onFileUpdate, onFileRemove: onFileRemove, errors: errors, dragProps: { onDrop: handleDrop, onDragEnter: handleDragIn, onDragLeave: handleDragOut, onDragOver: handleDrag, onDragStart: handleDragStart, }, isDragging: isDragging, }))); }; exports.default = ReactFileUploading;