aboutsummaryrefslogtreecommitdiff
path: root/src/mobile/ImageUpload.tsx
blob: 7a1e356367bbb638243bf9058868b04511c0bd59 (plain)
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
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
/* eslint-disable jsx-a11y/no-static-element-interactions */
/* eslint-disable jsx-a11y/click-events-have-key-events */
import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
import { action, observable } from 'mobx';
import { observer } from 'mobx-react';
import * as React from 'react';
import * as rp from 'request-promise';
import { ClientUtils } from '../ClientUtils';
import { DocServer } from '../client/DocServer';
import { Networking } from '../client/Network';
import { Docs } from '../client/documents/Documents';
import { MainViewModal } from '../client/views/MainViewModal';
import { Doc, Opt } from '../fields/Doc';
import { List } from '../fields/List';
import { listSpec } from '../fields/Schema';
import { Cast } from '../fields/Types';
import './ImageUpload.scss';

const { DFLT_IMAGE_NATIVE_DIM } = require('../client/views/global/globalCssVariables.module.scss'); // prettier-ignore

export interface ImageUploadProps {
    Document: Doc; // Target document for upload (upload location)
}

const inputRef = React.createRef<HTMLInputElement>();
const defaultNativeImageDim = Number(DFLT_IMAGE_NATIVE_DIM.replace('px', ''));

@observer
export class Uploader extends React.Component<ImageUploadProps> {
    @observable nm: string = 'Choose files'; // Text of 'Choose Files' button
    @observable process: string = ''; // Current status of upload
    @observable private dialogueBoxOpacity = 1;

    onClick = async () => {
        try {
            // eslint-disable-next-line react/destructuring-assignment
            const col = this.props.Document;
            await Docs.Prototypes.initialize();
            const imgPrev = document.getElementById('img_preview');
            this.setOpacity(1, '1'); // Slab 1
            if (imgPrev && inputRef.current) {
                const { files } = inputRef.current;
                this.setOpacity(2, '1'); // Slab 2
                if (files && files.length !== 0) {
                    this.process = 'Uploading Files';
                    for (let index = 0; index < files.length; ++index) {
                        const file = files[index];
                        // eslint-disable-next-line no-await-in-loop
                        const res = await Networking.UploadFilesToServer({ file });
                        this.setOpacity(3, '1'); // Slab 3
                        // For each item that the user has selected
                        res.map(async ({ result }) => {
                            const { name } = file;
                            if (result instanceof Error) {
                                return;
                            }
                            const path = result.accessPaths.agnostic.client;
                            let doc = null;
                            // Case 1: File is a video
                            if (file.type === 'video/mp4') {
                                doc = Docs.Create.VideoDocument(path, { _nativeWidth: defaultNativeImageDim, _width: 400, title: name });
                                // Case 2: File is a PDF document
                            } else if (file.type === 'application/pdf') {
                                doc = Docs.Create.PdfDocument(path, { _nativeWidth: defaultNativeImageDim, _width: 400, title: name });
                                // Case 3: File is another document type (most likely Image)
                            } else {
                                doc = Docs.Create.ImageDocument(path, { _nativeWidth: defaultNativeImageDim, _width: 400, title: name });
                            }
                            this.setOpacity(4, '1'); // Slab 4
                            const docidsRes = await rp.get(ClientUtils.prepend('/getUserDocumentIds'));
                            if (!docidsRes) {
                                throw new Error('No user id returned');
                            }
                            const field = await DocServer.GetRefField(JSON.parse(docidsRes).userDocumentId);
                            let pending: Opt<Doc>;
                            if (field instanceof Doc) {
                                pending = col;
                            }
                            if (pending) {
                                const data = Cast(pending.data, listSpec(Doc));
                                if (data) data.push(doc);
                                else pending.data = new List([doc]);
                                this.setOpacity(5, '1'); // Slab 5
                                this.process = 'File ' + (index + 1).toString() + ' Uploaded';
                                this.setOpacity(6, '1'); // Slab 6
                            }
                            if (index + 1 === files.length) {
                                this.process = 'Uploads Completed';
                                this.setOpacity(7, '1'); // Slab 7
                            }
                        });
                    }
                    // Case in which the user pressed upload and no files were selected
                } else {
                    this.process = 'No file selected';
                }
                // Three seconds after upload the menu will reset
                setTimeout(this.clearUpload, 3000);
            }
        } catch (error) {
            console.log(JSON.stringify(error));
        }
    };

    // Returns the upload interface for mobile
    private get uploadInterface() {
        return (
            <div className="imgupload_cont">
                <div className="closeUpload" onClick={() => this.closeUpload()}>
                    <FontAwesomeIcon icon="window-close" size="lg" />
                </div>
                <FontAwesomeIcon icon="upload" size="lg" style={{ fontSize: '130' }} />
                <input type="file" accept="application/pdf, video/*,image/*" className={`inputFile ${this.nm !== 'Choose files' ? 'active' : ''}`} id="input_image_file" ref={inputRef} onChange={this.inputLabel} multiple />
                <label className="file" id="label" htmlFor="input_image_file">
                    {this.nm}
                </label>
                <div className="upload_label" onClick={this.onClick}>
                    Upload
                </div>
                <img id="img_preview" src="" alt="" />
                <div className="loadingImage">
                    <div className="loadingSlab" id="slab1" />
                    <div className="loadingSlab" id="slab2" />
                    <div className="loadingSlab" id="slab3" />
                    <div className="loadingSlab" id="slab4" />
                    <div className="loadingSlab" id="slab5" />
                    <div className="loadingSlab" id="slab6" />
                    <div className="loadingSlab" id="slab7" />
                </div>
                <p className="status">{this.process}</p>
            </div>
        );
    }

    // Updates label after a files is selected (so user knows a file is uploaded)
    inputLabel = async () => {
        const files: FileList | null = await inputRef.current!.files;
        if (files && files.length === 1) {
            this.nm = files[0].name;
        } else if (files && files.length > 1) {
            this.nm = files.length.toString() + ' files selected';
        }
    }; // Loops through load icons, and resets buttons
    @action
    clearUpload = () => {
        for (let i = 1; i < 8; i++) {
            this.setOpacity(i, '0.2');
        }
        this.nm = 'Choose files';

        if (inputRef.current) {
            inputRef.current.value = '';
        }
        this.process = '';
    };

    // Clears the upload and closes the upload menu
    closeUpload = () => {
        this.clearUpload();
    };

    // Handles the setting of the loading bar
    setOpacity = (index: number, opacity: string) => {
        const slab = document.getElementById('slab' + index);
        if (slab) slab.style.opacity = opacity;
    };

    render() {
        return <MainViewModal contents={this.uploadInterface} isDisplayed interactive dialogueBoxDisplayedOpacity={this.dialogueBoxOpacity} closeOnExternalClick={this.closeUpload} />;
    }
}