url_tracker_tool/node_modules/file-selector/dist/file-selector.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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var __read = (this && this.__read) || function (o, n) {
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        try {
            if (r && !r.done && (m = i["return"])) m.call(i);
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        finally { if (e) throw e.error; }
    }
    return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
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            ar[i] = from[i];
        }
    }
    return to.concat(ar || Array.prototype.slice.call(from));
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.fromEvent = fromEvent;
var file_1 = require("./file");
var FILES_TO_IGNORE = [
    // Thumbnail cache files for macOS and Windows
    '.DS_Store', // macOs
    'Thumbs.db' // Windows
];
/**
 * Convert a DragEvent's DataTrasfer object to a list of File objects
 * NOTE: If some of the items are folders,
 * everything will be flattened and placed in the same list but the paths will be kept as a {path} property.
 *
 * EXPERIMENTAL: A list of https://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle objects can also be passed as an arg
 * and a list of File objects will be returned.
 *
 * @param evt
 */
function fromEvent(evt) {
    return __awaiter(this, void 0, void 0, function () {
        return __generator(this, function (_a) {
            if (isObject(evt) && isDataTransfer(evt.dataTransfer)) {
                return [2 /*return*/, getDataTransferFiles(evt.dataTransfer, evt.type)];
            }
            else if (isChangeEvt(evt)) {
                return [2 /*return*/, getInputFiles(evt)];
            }
            else if (Array.isArray(evt) && evt.every(function (item) { return 'getFile' in item && typeof item.getFile === 'function'; })) {
                return [2 /*return*/, getFsHandleFiles(evt)];
            }
            return [2 /*return*/, []];
        });
    });
}
function isDataTransfer(value) {
    return isObject(value);
}
function isChangeEvt(value) {
    return isObject(value) && isObject(value.target);
}
function isObject(v) {
    return typeof v === 'object' && v !== null;
}
function getInputFiles(evt) {
    return fromList(evt.target.files).map(function (file) { return (0, file_1.toFileWithPath)(file); });
}
// Ee expect each handle to be https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle
function getFsHandleFiles(handles) {
    return __awaiter(this, void 0, void 0, function () {
        var files;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0: return [4 /*yield*/, Promise.all(handles.map(function (h) { return h.getFile(); }))];
                case 1:
                    files = _a.sent();
                    return [2 /*return*/, files.map(function (file) { return (0, file_1.toFileWithPath)(file); })];
            }
        });
    });
}
function getDataTransferFiles(dt, type) {
    return __awaiter(this, void 0, void 0, function () {
        var items, files;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    if (!dt.items) return [3 /*break*/, 2];
                    items = fromList(dt.items)
                        .filter(function (item) { return item.kind === 'file'; });
                    // According to https://html.spec.whatwg.org/multipage/dnd.html#dndevents,
                    // only 'dragstart' and 'drop' has access to the data (source node)
                    if (type !== 'drop') {
                        return [2 /*return*/, items];
                    }
                    return [4 /*yield*/, Promise.all(items.map(toFilePromises))];
                case 1:
                    files = _a.sent();
                    return [2 /*return*/, noIgnoredFiles(flatten(files))];
                case 2: return [2 /*return*/, noIgnoredFiles(fromList(dt.files)
                        .map(function (file) { return (0, file_1.toFileWithPath)(file); }))];
            }
        });
    });
}
function noIgnoredFiles(files) {
    return files.filter(function (file) { return FILES_TO_IGNORE.indexOf(file.name) === -1; });
}
// IE11 does not support Array.from()
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/from#Browser_compatibility
// https://developer.mozilla.org/en-US/docs/Web/API/FileList
// https://developer.mozilla.org/en-US/docs/Web/API/DataTransferItemList
function fromList(items) {
    if (items === null) {
        return [];
    }
    var files = [];
    // tslint:disable: prefer-for-of
    for (var i = 0; i < items.length; i++) {
        var file = items[i];
        files.push(file);
    }
    return files;
}
// https://developer.mozilla.org/en-US/docs/Web/API/DataTransferItem
function toFilePromises(item) {
    if (typeof item.webkitGetAsEntry !== 'function') {
        return fromDataTransferItem(item);
    }
    var entry = item.webkitGetAsEntry();
    // Safari supports dropping an image node from a different window and can be retrieved using
    // the DataTransferItem.getAsFile() API
    // NOTE: FileSystemEntry.file() throws if trying to get the file
    if (entry && entry.isDirectory) {
        return fromDirEntry(entry);
    }
    return fromDataTransferItem(item, entry);
}
function flatten(items) {
    return items.reduce(function (acc, files) { return __spreadArray(__spreadArray([], __read(acc), false), __read((Array.isArray(files) ? flatten(files) : [files])), false); }, []);
}
function fromDataTransferItem(item, entry) {
    return __awaiter(this, void 0, void 0, function () {
        var h, file_2, file, fwp;
        var _a;
        return __generator(this, function (_b) {
            switch (_b.label) {
                case 0:
                    if (!(globalThis.isSecureContext && typeof item.getAsFileSystemHandle === 'function')) return [3 /*break*/, 3];
                    return [4 /*yield*/, item.getAsFileSystemHandle()];
                case 1:
                    h = _b.sent();
                    if (h === null) {
                        throw new Error("".concat(item, " is not a File"));
                    }
                    if (!(h !== undefined)) return [3 /*break*/, 3];
                    return [4 /*yield*/, h.getFile()];
                case 2:
                    file_2 = _b.sent();
                    file_2.handle = h;
                    return [2 /*return*/, (0, file_1.toFileWithPath)(file_2)];
                case 3:
                    file = item.getAsFile();
                    if (!file) {
                        throw new Error("".concat(item, " is not a File"));
                    }
                    fwp = (0, file_1.toFileWithPath)(file, (_a = entry === null || entry === void 0 ? void 0 : entry.fullPath) !== null && _a !== void 0 ? _a : undefined);
                    return [2 /*return*/, fwp];
            }
        });
    });
}
// https://developer.mozilla.org/en-US/docs/Web/API/FileSystemEntry
function fromEntry(entry) {
    return __awaiter(this, void 0, void 0, function () {
        return __generator(this, function (_a) {
            return [2 /*return*/, entry.isDirectory ? fromDirEntry(entry) : fromFileEntry(entry)];
        });
    });
}
// https://developer.mozilla.org/en-US/docs/Web/API/FileSystemDirectoryEntry
function fromDirEntry(entry) {
    var reader = entry.createReader();
    return new Promise(function (resolve, reject) {
        var entries = [];
        function readEntries() {
            var _this = this;
            // https://developer.mozilla.org/en-US/docs/Web/API/FileSystemDirectoryEntry/createReader
            // https://developer.mozilla.org/en-US/docs/Web/API/FileSystemDirectoryReader/readEntries
            reader.readEntries(function (batch) { return __awaiter(_this, void 0, void 0, function () {
                var files, err_1, items;
                return __generator(this, function (_a) {
                    switch (_a.label) {
                        case 0:
                            if (!!batch.length) return [3 /*break*/, 5];
                            _a.label = 1;
                        case 1:
                            _a.trys.push([1, 3, , 4]);
                            return [4 /*yield*/, Promise.all(entries)];
                        case 2:
                            files = _a.sent();
                            resolve(files);
                            return [3 /*break*/, 4];
                        case 3:
                            err_1 = _a.sent();
                            reject(err_1);
                            return [3 /*break*/, 4];
                        case 4: return [3 /*break*/, 6];
                        case 5:
                            items = Promise.all(batch.map(fromEntry));
                            entries.push(items);
                            // Continue reading
                            readEntries();
                            _a.label = 6;
                        case 6: return [2 /*return*/];
                    }
                });
            }); }, function (err) {
                reject(err);
            });
        }
        readEntries();
    });
}
// https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileEntry
function fromFileEntry(entry) {
    return __awaiter(this, void 0, void 0, function () {
        return __generator(this, function (_a) {
            return [2 /*return*/, new Promise(function (resolve, reject) {
                    entry.file(function (file) {
                        var fwp = (0, file_1.toFileWithPath)(file, entry.fullPath);
                        resolve(fwp);
                    }, function (err) {
                        reject(err);
                    });
                })];
        });
    });
}
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