client/package-lock.json

@@ -4035,6 +4035,11 @@
         "randomfill": "^1.0.3"
       }
     },
+    "crypto-js": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-4.0.0.tgz",
+      "integrity": "sha512-bzHZN8Pn+gS7DQA6n+iUmBfl0hO5DJq++QP3U6uTucDtk/0iGpXd/Gg7CGR0p8tJhofJyaKoWBuJI4eAO00BBg=="
+    },
     "css": {
       "version": "2.2.4",
       "resolved": "https://registry.npmjs.org/css/-/css-2.2.4.tgz",
@@ -5419,6 +5424,11 @@
       "integrity": "sha512-r8EC6NO1sngH/zdD9fiRDLdcgnbayXah+mLgManTaIZJqEC1MZstmnox8KpnI2/fxQwrp5OpCOYWLp4rBl4Jcg==",
       "dev": true
     },
+    "get-browser-rtc": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/get-browser-rtc/-/get-browser-rtc-1.0.2.tgz",
+      "integrity": "sha1-u81AyEUaftTvXDc7gWmkCd0dEdk="
+    },
     "get-caller-file": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
@@ -6055,8 +6065,7 @@
     "inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
-      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
-      "dev": true
     },
     "ini": {
       "version": "1.3.5",
@@ -6376,6 +6385,11 @@
       "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
       "dev": true
     },
+    "isomorphic.js": {
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/isomorphic.js/-/isomorphic.js-0.1.5.tgz",
+      "integrity": "sha512-MkX5lLQApx/8IAIU31PKvpAZosnu2Jqcj1rM8TzxyA4CR96tv3SgMKQNTCxL58G7696Q57zd7ubHV/hTg+5fNA=="
+    },
     "isstream": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
@@ -6496,6 +6510,14 @@
         "leven": "^3.1.0"
       }
     },
+    "lib0": {
+      "version": "0.2.34",
+      "resolved": "https://registry.npmjs.org/lib0/-/lib0-0.2.34.tgz",
+      "integrity": "sha512-cqsVIMPgFlDtgQcpkt7HOY6W3sbYPIe3qxMnbRSwHTgiQancgm+TRDPx28mC6GUZ6lG6Nr0bIWf4Nog6dWUNUg==",
+      "requires": {
+        "isomorphic.js": "^0.1.3"
+      }
+    },
     "load-json-file": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
@@ -8006,11 +8028,15 @@
       "integrity": "sha512-w7fLxIRCRT7U8Qu53jQnJyPkYZIaR4n5151KMfcJlO/A9397Wxb1amJvROTK6TOnp7PfoAmg/qXiNHI+08jRfA==",
       "dev": true
     },
+    "queue-microtask": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/queue-microtask/-/queue-microtask-1.1.4.tgz",
+      "integrity": "sha512-eY/4Obve9cE5FK8YvC1cJsm5cr7XvAurul8UtBDJ2PR1p5NmAwHtvAt5ftcLtwYRCUKNhxCneZZlxmUDFoSeKA=="
+    },
     "randombytes": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
       "integrity": "sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==",
-      "dev": true,
       "requires": {
         "safe-buffer": "^5.1.0"
       }
@@ -8968,6 +8994,30 @@
       "integrity": "sha512-VUJ49FC8U1OxwZLxIbTTrDvLnf/6TDgxZcK8wxR8zs13xpx7xbG60ndBlhNrFi2EMuFRoeDoJO7wthSLq42EjA==",
       "dev": true
     },
+    "simple-peer": {
+      "version": "9.7.2",
+      "resolved": "https://registry.npmjs.org/simple-peer/-/simple-peer-9.7.2.tgz",
+      "integrity": "sha512-xeMyxa9B4V0eA6mf17fVr8nm2QhAYFu+ZZv8zkSFFTjJETGF227CshwobrIYZuspJglMD63egcevQXGOrTIsuA==",
+      "requires": {
+        "debug": "^4.0.1",
+        "get-browser-rtc": "^1.0.0",
+        "queue-microtask": "^1.1.0",
+        "randombytes": "^2.0.3",
+        "readable-stream": "^3.4.0"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "3.6.0",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+          "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
+        }
+      }
+    },
     "slash": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/slash/-/slash-1.0.0.tgz",
@@ -9397,7 +9447,6 @@
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
       "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
-      "dev": true,
       "requires": {
         "safe-buffer": "~5.1.0"
       }
@@ -10114,8 +10163,7 @@
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
-      "dev": true
     },
     "util.promisify": {
       "version": "1.0.0",
@@ -10811,6 +10859,33 @@
       "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
       "dev": true
     },
+    "y-protocols": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/y-protocols/-/y-protocols-1.0.1.tgz",
+      "integrity": "sha512-QP3fCM7c2gGfUi2nqf8gspyO4VW23zv3kNqPNdD3wNxMbuNQenMyoDVZYEo12jzR4RQ3aaDfPK62Sf31SVOmfg==",
+      "requires": {
+        "lib0": "^0.2.28"
+      }
+    },
+    "y-webrtc": {
+      "version": "10.1.6",
+      "resolved": "https://registry.npmjs.org/y-webrtc/-/y-webrtc-10.1.6.tgz",
+      "integrity": "sha512-b3pTIv9LcPuMb4nbDT3/kkgmcuQoTrBmaPbBqPH1LJMzI8HwYnMK8p5r0fBQJBI0YRor+i8BT15Evv1nQBP0zg==",
+      "requires": {
+        "lib0": "^0.2.32",
+        "simple-peer": "^9.7.2",
+        "ws": "^7.2.0",
+        "y-protocols": "^1.0.0"
+      },
+      "dependencies": {
+        "ws": {
+          "version": "7.3.1",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-7.3.1.tgz",
+          "integrity": "sha512-D3RuNkynyHmEJIpD2qrgVkc9DQ23OrN/moAwZX4L8DfvszsJxpjQuUq3LMx6HoYji9fbIOBY18XWBsAux1ZZUA==",
+          "optional": true
+        }
+      }
+    },
     "y18n": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
@@ -10936,6 +11011,14 @@
         }
       }
     },
+    "yjs": {
+      "version": "13.4.1",
+      "resolved": "https://registry.npmjs.org/yjs/-/yjs-13.4.1.tgz",
+      "integrity": "sha512-kIh0sprCTzIm2qyr1VsovkvjKzD2GR4WcU/McJpLAEvImCJHA78Q3S6uSLnhZX0i7FQdrLPCRT8DtTPEH73jnw==",
+      "requires": {
+        "lib0": "^0.2.33"
+      }
+    },
     "zen-observable": {
       "version": "0.8.15",
       "resolved": "https://registry.npmjs.org/zen-observable/-/zen-observable-0.8.15.tgz",

client/package.json

@@ -56,6 +56,7 @@
     "bs58": "^4.0.1",
     "bulma": "^0.9.0",
     "bulma-timeline": "^3.0.4",
+    "crypto-js": "^4.0.0",
     "graphql": "^15.3.0",
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
@@ -66,6 +67,8 @@
     "redux-saga": "^1.1.3",
     "styled-components": "^4.4.1",
     "subscriptions-transport-ws": "^0.9.17",
-    "typescript": "^3.8.3"
+    "typescript": "^3.8.3",
+    "y-webrtc": "^10.1.6",
+    "yjs": "^13.4.1"
   }
 }

client/src/components/App.tsx

@@ -14,6 +14,7 @@ import { createClient } from '../util/apollo';
 import { ApolloProvider } from '@apollo/client';
 import { LogoutPage } from './LogoutPage';
 import { UnauthorizedPage } from './UnauthorizedPage/UnauthorizedPage';
+import { ConferencePage } from './ConferencePage/ConferencePage';
 
 export interface AppProps {
 
@@ -44,6 +45,7 @@ export const App: FunctionComponent<AppProps> = () => {
             <Route path="/" exact component={HomePage} />
             <Route path="/unauthorized" exact component={UnauthorizedPage} />
             <PrivateRoute path="/profile" exact component={ProfilePage} />
+            <PrivateRoute path="/conference" exact component={ConferencePage} />
             <PrivateRoute path="/workgroups/:id" exact component={WorkgroupPage} />
             <PrivateRoute path="/decisions/:id" component={DecisionSupportFilePage} />
             <PrivateRoute path="/dashboard" exact component={DashboardPage} />

client/src/components/ConferencePage/ConferencePage.tsx

@@ -0,0 +1,130 @@
+import React, { FunctionComponent, useEffect } from 'react';
+import { useUserProfile } from '../../gql/queries/profile';
+import { useConference } from '../../hooks/useConference';
+import { Page } from '../Page';
+import { Gravatar } from './Gravatar';
+
+export interface ConferencePageProps {
+
+}
+
+const StatusHandRaised = 'hand-raised';
+const StatusThumbsUp = 'thumbs-up';
+const StatusThumbsDown = 'thumbs-down';
+const StatusNoVote = 'no-vote';
+
+export const ConferencePage:FunctionComponent<ConferencePageProps> = () => {
+  const { user } = useUserProfile();
+  const { id, data, peers, setNickname, setEmail, ping, setStatus } = useConference();
+
+  const currentStatus = data.statuses[id];
+
+  useEffect(() => {
+    if (peers.length === 0) return;
+    if (!id || (!user.name && !user.email)) return;
+    setNickname(user.name || user.email.split('@')[0]);
+    setEmail(user.email);
+  }, [user.name, user.email, peers.length]);
+
+  useEffect(() => {
+    ping();
+    const intervalId = setInterval(() => ping(), 30000);
+    return () => clearInterval(intervalId);
+  }, []);
+
+  const onStatusChange = (status: string) => {
+    setStatus(currentStatus === status ? '' : status);
+  };
+
+  return (
+    <Page title="Conference">
+      <div className="container is-fluid">
+        <section className="mt-5">
+          <h3 className="is-size-3">Mes actions</h3>
+          <div className="buttons has-addons">
+            <button
+              className={`button is-medium ${currentStatus === StatusHandRaised ? 'is-info is-selected' : ''}`}
+              onClick={onStatusChange.bind(null, StatusHandRaised)}>
+              <span className="icon">
+                <i className="fa fa-hand-paper"></i>
+              </span>
+              <span>Lever la main</span>
+            </button>
+            <button
+              className={`button is-medium ${currentStatus === StatusThumbsUp ? 'is-success is-selected' : ''}`}
+              onClick={onStatusChange.bind(null, StatusThumbsUp)}>
+              <span className="icon">
+                <i className="fa fa-thumbs-up"></i>
+              </span>
+              <span>Voter pour</span>
+            </button>
+            <button
+              className={`button is-medium ${currentStatus === StatusNoVote ? 'is-warning is-selected' : ''}`}
+              onClick={onStatusChange.bind(null, StatusNoVote)}>
+              <span className="icon">
+                <i className="fa fa-mitten"></i>
+              </span>
+              <span>Ne se prononce pas</span>
+            </button>
+            <button 
+              className={`button is-medium ${currentStatus === StatusThumbsDown ? 'is-danger is-selected' : ''}`}
+              onClick={onStatusChange.bind(null, StatusThumbsDown)}>
+              <span className="icon">
+                <i className="fa fa-thumbs-down"></i>
+              </span>
+              <span>Voter contre</span>
+            </button>
+          </div>
+          <h3 className="is-size-3">Assemblée</h3>
+          <div className="columns mt-1">
+            <UserCard className="column is-narrow" 
+              nickname={data.nicknames[id]}
+              status={currentStatus}
+              email={user.email} />
+            {
+              peers.map(p => {
+                const nickname = data.nicknames[p] || '???';
+                const email = data.emails[p] || '';
+                return (
+                  <UserCard key={`peer-${p}`} className="column is-narrow" 
+                    nickname={nickname}
+                    status={data.statuses[p]}
+                    email={email} />
+                )
+              })
+            }
+          </div>
+        </section>
+      </div>
+    </Page>
+  );
+}
+
+export interface UserCardProps {
+  nickname: string
+  email: string
+  className?: string
+  status: string
+};
+
+export const UserCard:FunctionComponent<UserCardProps> = ({ nickname, email, className, status }) => {
+  return (
+    <div className={className}>
+      <div className="box">
+        <div className="has-text-centered">
+          <div className="mb-1">
+            { !status ? <span className="icon"><i className="far fa-2x fa-meh-blank"></i></span> : null }
+            { status === StatusHandRaised ? <span className="icon has-text-info"><i className="fa fa-2x fa-hand-paper"></i></span> : null }
+            { status === StatusThumbsUp ? <span className="icon has-text-success"><i className="fa fa-2x fa-thumbs-up"></i></span> : null }
+            { status === StatusNoVote ? <span className="icon has-text-warning"><i className="fa fa-2x fa-mitten"></i></span> : null }
+            { status === StatusThumbsDown ? <span className="icon has-text-danger"><i className="fa fa-2x fa-thumbs-down"></i></span> : null }
+          </div>
+          <figure className="image is-128x128 is-inline-block">
+            <Gravatar className="is-rounded" email={email} />
+          </figure>
+          <h4 className="is-size-4">{nickname}</h4>
+        </div>
+      </div>
+    </div>
+  );
+};

client/src/components/ConferencePage/Gravatar.tsx

@@ -0,0 +1,20 @@
+import React, { FunctionComponent, useEffect, useState } from 'react';
+import md5 from 'crypto-js/md5';
+
+export interface GravatarProps {
+  className?: string
+  email: string
+}
+
+const defaultAvatarUrl = 'https://www.gravatar.com/avatar/00000000000000000000000000000000?d=mp&s=128';
+
+export const Gravatar:FunctionComponent<GravatarProps> = ({ className, email }) => {
+  const [ avatarUrl, setAvatarUrl ] = useState(defaultAvatarUrl);
+  useEffect(() => {
+    const hash = md5(email.trim().toLowerCase());
+    setAvatarUrl(`https://www.gravatar.com/avatar/${hash}?d=mp&s=128`);
+  }, [email]);
+  return (
+    <img className={className} src={avatarUrl} />
+  );
+}

client/src/components/Navbar.tsx

@@ -31,6 +31,20 @@ export function Navbar() {
           </a>
         </div>
         <div className={`navbar-menu ${isActive ? 'is-active' : ''}`}>
+          <div className="navbar-start">
+            {
+              loggedIn ?
+              <React.Fragment>
+                <Link to="/dashboard" className="navbar-item">
+                  <i className="fa fa-columns"></i>&nbsp;Tableau de bord
+                </Link>
+                <Link to="/conference" className="navbar-item">
+                  <i className="fa fa-users"></i>&nbsp;Conférence
+                </Link>
+              </React.Fragment> :
+              null
+            }
+          </div>
           <div className="navbar-end">
             <div className="navbar-item">
               <div className="buttons">

client/src/hooks/useConference.tsx

@@ -0,0 +1,85 @@
+import * as Y from 'yjs'
+import { WebrtcProvider,  } from 'y-webrtc'
+import { useEffect, useRef, useState } from 'react'
+
+export function  useConference() {
+  const docRef = useRef(new Y.Doc());
+  
+  const [ state, setState ] = useState({
+    data: {
+      heartbeats: {},
+      emails: {},
+      nicknames: {},
+      statuses: {},
+    },
+    peers: [],
+    id: null,
+  });
+
+  const setData = (key: string, value: any) => {
+    setState(state => ({...state, data: { ...state.data, [key]: value }}));
+  }
+  
+  useEffect(() => {
+    const doc = docRef.current;
+    const roomName = `${window.location.protocol}//${window.location.host}/daddy/conference`;
+    const provider = new WebrtcProvider(roomName, docRef.current);
+
+    const onPeers = (evt) => {
+      let peers = [...state.peers];
+      peers = peers.filter(p => evt.removed.indexOf(p) === -1);
+      peers.push(...evt.added);
+      setState(state => ({ ...state, id: provider.room.peerId, peers }));
+    };
+
+    provider.on('peers', onPeers);
+
+    const heartbeats = doc.getMap('heartbeats');
+    heartbeats.observe(evt => setData('heartbeats', evt.currentTarget.toJSON()));
+
+    const nicknames = doc.getMap('nicknames');
+    nicknames.observe(evt => setData('nicknames', evt.currentTarget.toJSON()));
+
+    const emails = doc.getMap('emails');
+    emails.observe(evt => setData('emails', evt.currentTarget.toJSON()));
+
+    const statuses = doc.getMap('statuses');
+    statuses.observe(evt => setData('statuses', evt.currentTarget.toJSON()));
+    
+    return () => {
+      provider.off('peers', onPeers);
+      provider.destroy();
+      docRef.current.destroy();
+    };
+  }, []);
+  
+  return {
+    data: state.data,
+    peers: state.peers,
+    id: state.id,
+
+    setStatus: (status: string) => {
+      const doc = docRef.current;
+      const statuses = doc.getMap('statuses');
+      statuses.set(state.id, status);
+    },
+
+    ping: () => {
+      const doc = docRef.current;
+      const heartbeats = doc.getMap('heartbeats');
+      heartbeats.set(state.id, (new Date()).toJSON());
+    },
+
+    setNickname: (nickname: string) => {
+      const doc = docRef.current;
+      const nicknames = doc.getMap('nicknames');
+      nicknames.set(state.id, nickname);
+    },
+
+    setEmail: (email: string) => {
+      const doc = docRef.current;
+      const emails = doc.getMap('emails');
+      emails.set(state.id, email);
+    },
+  };
+}

internal/route/mount.go

@@ -96,6 +96,7 @@ func Mount(r *chi.Mux, config *config.Config) error {
 		"/dashboard",
 		"/decisions/*",
 		"/unauthorized",
+		"/conference",
 	}
 
 	for _, cr := range clientRoutes {