fastlion-amis/lib/renderers/Lion/utils/utils.js

一种MIS页面生成工具

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.byteSize = exports.createRandomValue = exports.downFile = exports.isPdf = exports.isCon = exports.copy = exports.uuid = exports.downloadFile = exports.getMediaIcon = exports.isImg = exports.singleAndDoubleClick = exports.classNames = exports.extractTemplate = void 0;
var tslib_1 = require("tslib");
var file_saver_1 = (0, tslib_1.__importDefault)(require("file-saver"));
// 用于生成唯一id以关联主从表
var uuid = function () {
    var temp_url = URL.createObjectURL(new Blob());
    var uuid = temp_url.toString();
    URL.revokeObjectURL(temp_url);
    return uuid.substr(uuid.lastIndexOf("/") + 1);
};
exports.uuid = uuid;
// 用于添加并合并多个className
var classNames = function () {
    var names = [];
    for (var _i = 0; _i < arguments.length; _i++) {
        names[_i] = arguments[_i];
    }
    var currentNames = [];
    names.forEach(function (name) {
        if (name)
            currentNames.push(name);
    });
    return currentNames.join(' ');
};
exports.classNames = classNames;
var extractTemplate = function (str) {
    var regex = /\$\{([^}]+)\}/g;
    return Object.values(str).map(function (_str) {
        return _str.replace(regex, function (match, item) {
            return item;
        });
    });
};
exports.extractTemplate = extractTemplate;
// 单双击同时存在的情况，直接使用ondblclick会同时触发两次单击事件，延迟单击执行时间
var singleAndDoubleClick = (function () {
    var isClick = false, clickNum = 0;
    return function (obj) {
        var singleClick = obj.singleClick, doubleClick = obj.doubleClick, params = obj.params;
        if (!doubleClick) {
            return singleClick && singleClick(params);
        }
        clickNum++;
        if (isClick)
            return;
        isClick = true;
        setTimeout(function () {
            if (clickNum > 1) {
                doubleClick && doubleClick(params);
            }
            else {
                singleClick && singleClick(params);
            }
            clickNum = 0;
            isClick = false;
        }, 300);
    };
})();
exports.singleAndDoubleClick = singleAndDoubleClick;
// 是否是图片格式
var IMG_SUFFIX = ['jpg', 'jpeg', 'png', 'bmp', 'gif', 'tif', 'heic', 'webp'];
var isImg = function (fileName) {
    if (!fileName || !fileName.includes('.'))
        return true;
    var suffix = fileName.split('.').pop() || '';
    return IMG_SUFFIX.includes(suffix.toLocaleLowerCase());
};
exports.isImg = isImg;
// 是否是视频格式
var right_typ = ["wav", "mp4", "avi", "mp3"];
var isCon = function (fileName) {
    if (!fileName || !fileName.includes('.'))
        return true;
    var suffix = fileName.split('.').pop() || '';
    return right_typ.includes(suffix.toLocaleLowerCase());
};
exports.isCon = isCon;
// 是否是pdf格式
var isPdf = function (str) {
    return /(.jpe?)g|(.png)|(.pdf)/i.test(str);
};
exports.isPdf = isPdf;
// 文件格式地址
var iconMap = {
    annex: './public/images/icon-annex-fill.png',
    doc: './public/images/icon-doc-fill.png',
    excel: './public/images/icon-excel-fill.png',
    img: './public/images/icon-img-fill.png',
    music: './public/images/icon-music-fill.png',
    pdf: './public/images/icon-pdf-fill.png',
    ppt: './public/images/icon-ppt-fill.png',
    txt: './public/images/icon-txt-fill.png',
    video: './public/images/icon-video-fill.png',
    zip: './public/images/icon-zip-fill.png',
};
var getMediaIcon = function (fileName) {
    var _a, _b;
    var icon = '';
    var fileType = (_b = (_a = fileName === null || fileName === void 0 ? void 0 : fileName.split('.')) === null || _a === void 0 ? void 0 : _a.pop()) !== null && _b !== void 0 ? _b : '';
    switch (fileType.toLocaleLowerCase()) {
        case 'doc':
        case 'docx':
            icon = iconMap.doc;
            break;
        case 'xls':
        case 'xlsx':
            icon = iconMap.excel;
            break;
        case 'ppt':
        case 'pptx':
            icon = iconMap.ppt;
            break;
        case 'zip':
        case 'rar':
            icon = iconMap.zip;
            break;
        case 'jpg':
        case 'jpeg':
        case 'png':
        case 'gif':
        case 'tif':
        case 'bmp':
        case 'webp':
            icon = iconMap.img;
            break;
        case 'txt':
            icon = iconMap.txt;
            break;
        case 'wav':
        case 'mp4':
        case 'avi':
        case 'mp3':
            icon = iconMap.video;
            break;
        case 'pdf':
            icon = iconMap.pdf;
            break;
        default:
            icon = iconMap.annex;
            break;
    }
    return icon;
};
exports.getMediaIcon = getMediaIcon;
// 文件夹大小,路径，文件夹名字，获取文件夹大小,导航条，
var downFile = function (chunk, url, name, percent) { return (0, tslib_1.__awaiter)(void 0, void 0, void 0, function () {
    var chunkSize;
    return (0, tslib_1.__generator)(this, function (_a) {
        chunkSize = 3145728;
        chunk(url, chunkSize, name).then(function (res) {
            if (res) {
                download(url, res, percent, chunkSize, name)
                    .then(function (buffers) {
                    var mime = "application/" + (name === null || name === void 0 ? void 0 : name.split(".").pop());
                    saveAs(buffers, name, mime);
                });
            }
            else {
                downloadFile(url, name);
            }
        });
        return [2 /*return*/];
    });
}); };
exports.downFile = downFile;
// 文件下载--自lioncellfile迁徙
var downloadFile = function (url, name) {
    return new Promise(function (resolve, reject) {
        resolve('');
    }).then(function (res) {
        if (typeof url == 'object' && url instanceof Blob) {
            url = URL.createObjectURL(url); // 创建blob地址
        }
        var aLink = document.createElement('a');
        aLink.href = url;
        aLink.download = name || ''; // HTML5新增的属性，指定保存文件名，可以不要后缀，注意，file:///模式下不会生效
        var event;
        if (window.MouseEvent)
            event = new MouseEvent('click');
        else {
            event = document.createEvent('MouseEvents');
            event.initMouseEvent('click', true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
        }
        aLink.dispatchEvent(event);
    });
};
exports.downloadFile = downloadFile;
// 
// 路径,文件大小,默认下载分流的大小，最大下载次数
var download = function (url, datacontent, percent, chunkSize, name, poolLimit) {
    if (chunkSize === void 0) { chunkSize = 524288; }
    if (poolLimit === void 0) { poolLimit = 5; }
    return (0, tslib_1.__awaiter)(void 0, void 0, void 0, function () {
        var chunks, results, sortedBuffers;
        return (0, tslib_1.__generator)(this, function (_a) {
            switch (_a.label) {
                case 0:
                    chunks = typeof chunkSize === "number" ? Math.ceil(datacontent / chunkSize) : 1;
                    return [4 /*yield*/, asyncPool(poolLimit, chunks, function (i) {
                            var start = i * chunkSize;
                            var end = i + 1 == chunks ? datacontent - 1 : (i + 1) * chunkSize - 1;
                            return getBinaryContent(url, start, end, i, name, percent);
                        })];
                case 1:
                    results = _a.sent();
                    sortedBuffers = results.map(function (item) {
                        var Buffers = item.buffer;
                        return new Uint8Array(Buffers);
                    });
                    return [2 /*return*/, concatenate(sortedBuffers)];
            }
        });
    });
};
var asyncPool = function (poolLimit, array, iteratorFn) { return (0, tslib_1.__awaiter)(void 0, void 0, void 0, function () {
    var ret, executing, _loop_1, i;
    return (0, tslib_1.__generator)(this, function (_a) {
        switch (_a.label) {
            case 0:
                ret = [];
                executing = [];
                _loop_1 = function (i) {
                    var p, e_1;
                    return (0, tslib_1.__generator)(this, function (_b) {
                        switch (_b.label) {
                            case 0:
                                p = Promise.resolve().then(function () { return iteratorFn(i); });
                                ret.push(p); // 保存新的异步任务
                                if (!(poolLimit <= array)) return [3 /*break*/, 2];
                                e_1 = p.then(function () { return executing.splice(executing.indexOf(e_1), 1); });
                                executing.push(e_1); // 保存正在执行的异步任务
                                if (!(executing.length >= poolLimit)) return [3 /*break*/, 2];
                                return [4 /*yield*/, Promise.race(executing)];
                            case 1:
                                _b.sent(); // 等待较快的任务执行完成
                                _b.label = 2;
                            case 2: return [2 /*return*/];
                        }
                    });
                };
                i = 0;
                _a.label = 1;
            case 1:
                if (!(i < array)) return [3 /*break*/, 4];
                return [5 /*yield**/, _loop_1(i)];
            case 2:
                _a.sent();
                _a.label = 3;
            case 3:
                i++;
                return [3 /*break*/, 1];
            case 4: return [2 /*return*/, Promise.all(ret)];
        }
    });
}); };
var getBinaryContent = function (url, start, end, i, name, percent) {
    return new Promise(function (resolve, reject) {
        try {
            var xhr_1 = new XMLHttpRequest();
            xhr_1.open("GET", url, true);
            xhr_1.setRequestHeader("range", "bytes=" + start + "-" + end); // 请求头上设置范围请求信息
            xhr_1.responseType = "arraybuffer"; // 设置返回的类型为arraybuffer
            xhr_1.onload = function () {
                percent(name);
                resolve({
                    index: i,
                    buffer: xhr_1.response, // 范围请求对应的数据
                });
            };
            xhr_1.send();
        }
        catch (err) {
            reject(new Error(err));
        }
    });
};
var concatenate = function (arrays) {
    if (!arrays.length)
        return null;
    var totalLength = arrays.reduce(function (acc, value) { return acc + value.length; }, 0);
    var result = new Uint8Array(totalLength);
    var length = 0;
    for (var _i = 0, arrays_1 = arrays; _i < arrays_1.length; _i++) {
        var array = arrays_1[_i];
        result.set(array, length);
        length += array.length;
    }
    return result;
};
var saveAs = function (buffers, name, mime) {
    if (mime === void 0) { mime = "application/octet-stream"; }
    var blob = new Blob([buffers], {
        type: mime
    });
    // const blobUrl = URL.createObjectURL(blob);
    // const a = document.createElement("a");
    // a.download = name || "";
    // a.href = blobUrl;
    // a.style.display = 'none'
    // document.body.appendChild(a)
    // a.click();
    // a.remove();
    // URL.revokeObjectURL(blobUrl);
    file_saver_1.default.saveAs(blob, name);
};
var copy = function (text) {
    var input = document.createElement("textarea");
    input.style.cssText = 'position: absolute;top: -1px;height: 1px;width: 1px;';
    input.value = text;
    document.body.appendChild(input);
    input.select();
    document.execCommand("Copy");
    document.body.removeChild(input);
};
exports.copy = copy;
var createRandomValue = function () {
    var r, v, n;
    n = 'yyxxxxxx-yyxx-'.replace(/[xy]/g, function (c) {
        (r = (Math.random() * 16) | 0), (v = c == 'x' ? r : (r & 0x3) | 0x8);
        return v.toString(16);
    });
    return n + Date.now().toString(16);
};
exports.createRandomValue = createRandomValue;
var byteSize = function (limit) {
    var size = "";
    if (limit < 0.1 * 1024) {
        size = limit.toFixed(2) + "B";
    }
    else if (limit < 0.1 * 1024 * 1024) {
        size = (limit / 1024).toFixed(2) + "KB";
    }
    else if (limit < 0.1 * 1024 * 1024 * 1024) {
        size = (limit / (1024 * 1024)).toFixed(2) + "MB";
    }
    else {
        size = (limit / (1024 * 1024 * 1024)).toFixed(2) + "GB";
    }
    var sizeStr = size + "";
    var index = sizeStr.indexOf(".");
    var dou = sizeStr.substr(index + 1, 2);
    if (dou == "00") {
        return sizeStr.substring(0, index) + sizeStr.substr(index + 3, 2);
    }
    return size;
};
exports.byteSize = byteSize;
//# sourceMappingURL=./renderers/Lion/utils/utils.js.map