-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathFileUploadMultiple.js
executable file
·144 lines (109 loc) · 4.41 KB
/
FileUploadMultiple.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
import {cLog} from '@dpsys/js-utils/misc.js';
import {stringTruncate} from '@dpsys/js-utils/string.js';
import {elCreate} from "@dpsys/js-utils/element/util.js";
// TODO: fileMultiple_container --> filesMultiple_container = []
export class FileUploadMultiple
{
fileMultiple_container = null;
filesMultipleAdd_funcAfter = null;
filesMultipleRemove_funcAfter = null;
filesMultipleDT = {};
constructor ()
{
this.initFilesMultiple();
this.setFileMultiple_container();
}
setFileMultiple_container = (el = null) =>
{
if (el === null)
{
// let fileUploadMulti = inpm.closest('.file-upload-multiple'); //cLog('fileUploadMulti', fileUploadMulti, this.filesMultipleAdd);
// osInstance_selectedFiles.elements().viewport.appendChild(selectedFile);
this.fileMultiple_container = this.el.querySelector('.selected-files');
}
else
{
this.fileMultiple_container = el;
}
}
initFilesMultiple = () =>
{
this.el.querySelectorAll('input[type="file"][multiple]').forEach( (inpm) =>
{
// cLog('inpm', inpm, this.initFilesMultiple);
// var inpID = inpm.id; cLog('inpID', inpID, this.initFilesMultiple);
this.filesMultipleDT[inpm.id] = new DataTransfer();
inpm.addEventListener('change', this.filesMultipleAdd);
});
// cLog('this.filesMultipleDT', this.filesMultipleDT);
}
filesMultipleAdd = (e) =>
{
let inpm = e.target;
// cLog('inpEl.files (PŘED)', inpm.files, this.initFilesMultiple);
// cLog ('this.filesMultipleDT[inpm.id] (PŘED)', this.filesMultipleDT[inpm.id], this.initFilesMultiple);
// Add files to DataTransfer of this input
for (let file of inpm.files)
{
this.filesMultipleDT[inpm.id].items.add(file);
// Visual update
let fileDelete = elCreate('span', {class: 'file-delete'}, '<span>+</span>');
fileDelete.addEventListener('click', this.filesMultipleRemove);
let fileNameShow = elCreate('span', {class: 'file-name-show'}, '<i class="fa-solid fa-eye"></i>');
fileNameShow.addEventListener('click', this.fileNameShowHide);
fileNameShow.addEventListener('mouseenter', this.fileNameShowHide);
fileNameShow.addEventListener('mouseleave', this.fileNameShowHide);
let inHTML = '<span class="file-name">'+stringTruncate(file.name, 20)+'</span>';
let selectedFile = elCreate('span', {class: 'selected-file'}, inHTML);
selectedFile.appendChild(fileNameShow);
selectedFile.appendChild(fileDelete);
// let fileUploadMulti = inpm.closest('.file-upload-multiple'); //cLog('fileUploadMulti', fileUploadMulti, this.filesMultipleAdd);
this.fileMultiple_container.appendChild(selectedFile);
}
// Update input files
inpm.files = this.filesMultipleDT[inpm.id].files;
// cLog('inpEl.files (PO)', inpm.files, this.initFilesMultiple);
// cLog ('this.filesMultipleDT[inpm.id] (PO)', this.filesMultipleDT[inpm.id], this.initFilesMultiple);
if (this.filesMultipleAdd_funcAfter !== null)
{
this.filesMultipleAdd_funcAfter();
}
}
fileNameShowHide = (e) =>
{
let selectedFile = e.target.closest('.selected-file');
if (!selectedFile.classList.contains('show'))
{
selectedFile.classList.add('show');
}
else
{
selectedFile.classList.remove('show');
}
}
filesMultipleRemove = (e) =>
{
let fileUploadMultiple = e.target.closest('.file-upload-multiple');
let inpm = fileUploadMultiple.querySelector('input[type="file"][multiple]'); //cLog('inpm.id', inpm.id, this.filesMultipleRemove);
let fileName = e.target.closest('.selected-file').querySelector('.file-name').innerHTML; //cLog('fileName', fileName, this.filesMultipleRemove);
// cLog('this.filesMultipleDT', this.filesMultipleDT, this.filesMultipleRemove);
for (let i=0; i < this.filesMultipleDT[inpm.id].items.length; i++)
{
if (fileName === this.filesMultipleDT[inpm.id].items[i].getAsFile().name)
{
// cLog('odebírá se', fileName, this.filesMultipleRemove);
this.filesMultipleDT[inpm.id].items.remove(i);
}
}
// Update input files
inpm.files = this.filesMultipleDT[inpm.id].files;
// cLog('inpEl.files (PO)', inpm.files, this.filesMultipleRemove);
// cLog ('this.filesMultipleDT[inpm.id] (PO)', this.filesMultipleDT[inpm.id], this.filesMultipleRemove);
// Visual update
e.target.closest('.selected-file').remove();
if (this.filesMultipleRemove_funcAfter !== null)
{
this.filesMultipleRemove_funcAfter();
}
}
}