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优化 upload 多文件模式中，正在上传中的文件会被再次触发上传的问题

pull/1368/head
贤心 2023-09-11 11:22:37 +08:00
parent 3123adfe13
commit 9a6b85f1a2
1 changed files with 26 additions and 4 deletions
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28
src/modules/upload.js
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@ -52,6 +52,7 @@ layui.define(['lay','layer'], function(exports){
var ELEM_IFRAME = 'layui-upload-iframe';
var ELEM_CHOOSE = 'layui-upload-choose';
var ELEM_DRAG = 'layui-upload-drag';
var UPLOADING = 'UPLOADING';
// 构造器
var Class = function(options){
@ -218,16 +219,37 @@ layui.define(['lay','layer'], function(exports){
var request = function(sets){
var formData = new FormData();
// 删除正在上传中的文件队列
var removeUploaded = function(index, file) {
if (file[UPLOADING]) {
delete items[index];
return true;
}
};
// 追加额外的参数
layui.each(options.data, function(key, value){
value = typeof value === 'function' ? value() : value;
formData.append(key, value);
});
// 添加 file 到表单域
sets.unified ? layui.each(items, function(index, file){
/*
*添加 file 到表单域
*/
// 是否统一上传
if (sets.unified) {
layui.each(items, function(index, file){
if (removeUploaded(index, file)) return;
file[UPLOADING] = true;
formData.append(options.field, file);
}) : formData.append(options.field, sets.file);
});
} else { // 逐一上传
if (removeUploaded(sets.index, sets.file)) return;
formData.append(options.field, sets.file);
}
sets.file[UPLOADING] = true; // 上传中的标记
// ajax 参数
var opts = {