react-files-uploading
Version:
The simple files uploader applied Render Props pattern. This approach allows you to fully control UI component and behaviours.
236 lines (235 loc) • 11.6 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
var react_1 = __importStar(require("react"));
var utils_1 = require("./utils");
var validation_1 = require("./validation");
var constants_1 = require("./constants");
var ReactFileUploading = function (_a) {
var _b = _a.value, value = _b === void 0 ? [] : _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;