import SparkMD5 from "spark-md5";
|
|
export function getFileMd5(file, chunkSize) {
|
return new Promise((resolve, reject) => {
|
let blobSlice =
|
File.prototype.slice ||
|
File.prototype.mozSlice ||
|
File.prototype.webkitSlice;
|
let chunks = Math.ceil(file.size / chunkSize);
|
let currentChunk = 0;
|
let spark = new SparkMD5.ArrayBuffer();
|
let fileReader = new FileReader();
|
fileReader.onload = function (e) {
|
spark.append(e.target.result);
|
currentChunk++;
|
if (currentChunk < chunks) {
|
loadNext();
|
} else {
|
const md5 = spark.end();
|
resolve(md5);
|
}
|
};
|
fileReader.onerror = function (e) {
|
reject(e);
|
};
|
function loadNext() {
|
let start = currentChunk * chunkSize;
|
let end = start + chunkSize;
|
if (end > file.size) {
|
end = file.size;
|
}
|
fileReader.readAsArrayBuffer(blobSlice.call(file, start, end));
|
}
|
loadNext();
|
});
|
}
|
|
// 获取不受保护的图片
|
export function getPublicImage(md5, width, height) {
|
let src = null;
|
if (md5) {
|
src = process.env.VUE_APP_API_URL + `/file/GetPreViewImage?md5=${md5}`;
|
} else {
|
return "";
|
}
|
if (width) src += `&width=${width}`;
|
if (height) src += `&height=${height}`;
|
return src;
|
}
|
|
// export function ForTable() {
|
// const head = ["健康状况", "标志", "心理方面", "肉体方面", "社会方面"];
|
// return head?.map((item) => {
|
// return `<tr>${"<th>" + item + "</th>"}</tr>`;
|
// });
|
// }
|
