From 8be487b71311a29922355d0c7c95820de4cb498c Mon Sep 17 00:00:00 2001
From: Piero Toffanin <pt@masseranolabs.com>
Date: Thu, 25 Jan 2018 14:58:46 -0500
Subject: [PATCH] Added QR Code button in share dialog

---
 app/static/app/js/components/SharePopup.jsx | 29 ++++++++++++++++++---
 app/static/app/js/css/SharePopup.scss       |  6 +++++
 package.json                                |  1 +
 3 files changed, 33 insertions(+), 3 deletions(-)

diff --git a/app/static/app/js/components/SharePopup.jsx b/app/static/app/js/components/SharePopup.jsx
index 075910e4..a9233244 100644
--- a/app/static/app/js/components/SharePopup.jsx
+++ b/app/static/app/js/components/SharePopup.jsx
@@ -4,6 +4,7 @@ import PropTypes from 'prop-types';
 import ErrorMessage from './ErrorMessage';
 import Utils from '../classes/Utils';
 import ClipboardInput from './ClipboardInput';
+import QRCode from 'qrcode.react';
 import $ from 'jquery';
 
 class SharePopup extends React.Component{
@@ -24,7 +25,8 @@ class SharePopup extends React.Component{
     this.state = {
       task: props.task,
       togglingShare: false,
-      error: ""
+      error: "",
+      showQR: false
     };
 
     this.handleEnableSharing = this.handleEnableSharing.bind(this);
@@ -60,6 +62,10 @@ class SharePopup extends React.Component{
       });
   }
 
+  toggleQRCode = () => {
+    this.setState({showQR: !this.state.showQR});
+  }
+
   render(){
     const shareLink = Utils.absoluteUrl(`/public/task/${this.state.task.id}/${this.props.linksTarget}/`);
     const iframeUrl = Utils.absoluteUrl(`public/task/${this.state.task.id}/iframe/${this.props.linksTarget}/`);
@@ -72,6 +78,14 @@ class SharePopup extends React.Component{
       <div className="popover-content theme-secondary">
         <ErrorMessage bind={[this, 'error']} />
         <div className="checkbox">
+          <button type="button" 
+              className={"btn btn-qrcode btn-sm " + 
+                (this.state.showQR ? "btn-primary " : "btn-default ") +
+                (!this.state.task.public ? "hide" : "")}
+              onClick={this.toggleQRCode}>
+                <i className="fa fa-qrcode"></i> QR
+          </button>
+
           <label onClick={this.handleEnableSharing}>
             {this.state.togglingShare ? 
               <i className="fa fa-refresh fa-spin fa-fw"></i>
@@ -86,7 +100,7 @@ class SharePopup extends React.Component{
           </label>
         </div>
         <div className={"share-links " + (this.state.task.public ? "show" : "")}>
-          <div className="form-group">
+          <div className={"form-group " + (this.state.showQR ? "hide" : "")}>
             <label>
               Link:
               <ClipboardInput 
@@ -97,7 +111,7 @@ class SharePopup extends React.Component{
                 />
             </label>
           </div>
-          <div className="form-group">
+          <div className={"form-group " + (this.state.showQR ? "hide" : "")}>
             <label>
               HTML iframe:
               <ClipboardInput 
@@ -108,6 +122,15 @@ class SharePopup extends React.Component{
                 />
             </label>
           </div>
+          <div className={(this.state.showQR ? "" : "hide")}>
+            <QRCode
+              value={shareLink}
+              size={200}
+              bgColor={"#ffffff"}
+              fgColor={"#000000"}
+              level={"M"}
+            />
+          </div>
         </div>
       </div>
     </div>);
diff --git a/app/static/app/js/css/SharePopup.scss b/app/static/app/js/css/SharePopup.scss
index 7a576f22..5b154eac 100644
--- a/app/static/app/js/css/SharePopup.scss
+++ b/app/static/app/js/css/SharePopup.scss
@@ -30,6 +30,12 @@
 		margin-right: 5px;
 	}
 
+	.btn-qrcode{
+		position: absolute;
+		right: 0px;
+		top: -6px;
+	}
+
 	.share-links{
 		& > div{
 			margin-top: 8px;
diff --git a/package.json b/package.json
index caca9a03..996ac511 100644
--- a/package.json
+++ b/package.json
@@ -46,6 +46,7 @@
     "node-sass": "^3.10.1",
     "object.values": "^1.0.3",
     "proj4": "^2.4.3",
+    "qrcode.react": "^0.7.2",
     "raw-loader": "^0.5.1",
     "react": "^16.2.0",
     "react-dom": "^16.2.0",