Allow logging in with Discord in horde-map

horde-map/map.css

@@ -5,16 +5,17 @@
     min-height: 600px;
 }
 
-.add-control {
+.discord-control {
     top: 4em;
     left: 0.5em;
 }
 
-.ol-touch .add-control {
+.ol-touch .discord-control {
     top: 5em;
 }
 
-.add-control button {
-    width: 8em;
+.discord-control button {
+    width: auto;
+    padding: 0.5em;
     font-size: 11pt;
 }

horde-map/map.js

@@ -1,7 +1,11 @@
-const apiUrl = '/horde-members/api/features';
+const membersApiUrl = 'https://lilia.mraveniste.cc/horde-members/api/members';
+const featuresApiUrl = 'https://lilia.mraveniste.cc/horde-members/api/features';
 const apiKey = 'eyJhbGciOiJIUzUxMiIsImlhdCI6MTU1Mzg5MjYwNSwiZXhwIjoxODY5MjUyNjA1fQ.ImNsaWVudCI.iX2EEEsKbMYpbeU-HB_FcqeepwZn8rkq8XdyfUmr6RJk2-64I744xLdKfrikxskF6_IlJbjBH3jNNcVfWyvswQ';
 
-var nick = '';
+const discordClientId = '562565397451374593';
+const cheeseHordeGuildId = '285154599038353408';
+
+var discordUser = undefined;
 
 function store(feature) {
     var writer = new ol.format.GeoJSON({
@@ -10,7 +14,7 @@ function store(feature) {
     });
 
     $.ajax({
-        url: apiUrl,
+        url: featuresApiUrl,
         type: 'post',
         contentType: 'application/json',
         data: writer.writeFeature(feature),
@@ -18,6 +22,14 @@ function store(feature) {
     });
 }
 
+function remove(id) {
+    $.ajax({
+        url: `${membersApiUrl}/${id}`,
+        type: 'delete',
+        headers: {'X-Members-API-Key': apiKey}
+    });
+}
+
 function getColor(nick, alpha) {
     var r = 0;
     var g = 0;
@@ -53,15 +65,55 @@ function getColor(nick, alpha) {
     return `rgba(${r}, ${g}, ${b}, ${alpha})`;
 }
 
-var AddControl = (function (Control) {
-    function AddControl(opt_options) {
+var discord = new LoginWithDiscord({
+    clientID: discordClientId,
+    scopes: [
+        Scope.Identify,
+        Scope.Guilds
+    ],
+    cache: true
+});
+
+discord.onlogin = async () => {
+    var user = await discord.fetchUser();
+    var guilds = await discord.fetchGuilds();
+
+    var horde = guilds.find((guild) => guild.id == cheeseHordeGuildId);
+
+    if (horde !== undefined) {
+        discordUser = user;
+
+        var button = discordControl.element.firstElementChild;
+        button.innerHTML = `${discordUser.username}: Log out`;
+        button.style.display = null;
+    }
+}
+
+discord.onlogout = async () => {
+    discordUser = undefined;
+
+    var button = discordControl.element.firstElementChild;
+    button.innerHTML = 'Log in with Discord';
+    button.style.display = null;
+};
+
+async function discordLogin() {
+    await discord.login();
+}
+
+async function discordLogout() {
+    await discord.logout();
+}
+
+var DiscordControl = (function(Control) {
+    function DiscordControl(opt_options) {
         var options = opt_options || {};
 
         var button = document.createElement('button');
-        button.innerHTML = 'Add yourself';
+        button.style.display = 'none';
 
         var element = document.createElement('div');
-        element.className = 'add-control ol-unselectable ol-control';
+        element.className = 'discord-control ol-unselectable ol-control';
         element.appendChild(button);
 
         Control.call(this, {
@@ -69,24 +121,29 @@ var AddControl = (function (Control) {
             target: options.target
         });
 
-        button.addEventListener('click', this.handleAdd.bind(this), false);
+        button.addEventListener('click', this.handleClick.bind(this), false);
     }
 
     if (Control)
-        AddControl.__proto__ = Control;
+        DiscordControl.__proto__ = Control;
 
-    AddControl.prototype = Object.create(Control && Control.prototype);
-    AddControl.prototype.constructor = AddControl;
+    DiscordControl.prototype = Object.create(Control && Control.prototype);
+    DiscordControl.prototype.constructor = DiscordControl;
 
-    AddControl.prototype.handleAdd = function handleAdd() {
-        nick = prompt('Please enter your nickname', '');
+    DiscordControl.prototype.handleClick = function() {
+        if (!discordUser)
+            discordLogin();
+        else
+            discordLogout();
     };
 
-    return AddControl;
+    return DiscordControl;
 }(ol.control.Control));
 
+var discordControl = new DiscordControl();
+
 var source = new ol.source.Vector({
-    url: apiUrl,
+    url: featuresApiUrl,
     wrapX: false,
     format: new ol.format.GeoJSON({
         dataProjection: 'EPSG:4326',
@@ -136,7 +193,7 @@ var map = new ol.Map({
         zoom: 2
     }),
     controls: ol.control.defaults().extend([
-        new AddControl()
+        discordControl
     ])
 });
 
@@ -149,7 +206,7 @@ map.addInteraction(snap);
 var modify = new ol.interaction.Modify({
     source: source,
     condition: (evt) => {
-        if (!nick)
+        if (!discordUser)
             return false;
 
         var feature = source.getClosestFeatureToCoordinate(evt.coordinate);
@@ -157,7 +214,7 @@ var modify = new ol.interaction.Modify({
         if (!feature)
             return false;
 
-        return feature.get('current') !== undefined;
+        return feature.get('id') == discordUser.id;
     }
 });
 
@@ -173,23 +230,20 @@ var draw = new ol.interaction.Draw({
     source: source,
     type: 'Point',
     condition: (evt) => {
-        if (!nick)
+        if (!discordUser)
             return false;
 
         var feature = source.forEachFeature((feature) => {
-            if (feature.get('nick') == nick)
+            if (feature.get('id') == discordUser.id)
                 return feature;
         });
 
-        if (feature === undefined) {
+        if (feature === undefined)
             return true;
-        }
-
-        if (feature.get('current') === undefined)
-            return false;
 
         var features = [];
 
+        // FIXME: allows duplication
         map.forEachFeatureAtPixel(evt.pixel, (feature) => {
             features.push(feature);
         });
@@ -199,18 +253,33 @@ var draw = new ol.interaction.Draw({
 });
 
 draw.on('drawend', (evt) => {
+    evt.feature.set('id', discordUser.id);
+    evt.feature.set('nick', discordUser.username);
+
+    store(evt.feature);
+});
+
+map.addInteraction(draw);
+
+document.addEventListener('keydown', (evt) => {
+    if (evt.code != 'Delete')
+        return;
+
+    if (!discordUser)
+        return;
+
     var feature = source.forEachFeature((feature) => {
-        if (feature.get('nick') == nick)
+        if (feature.get('id') == discordUser.id)
             return feature;
     });
 
-    if (feature !== undefined)
-        source.removeFeature(feature);
+    if (feature === undefined)
+        return;
 
-    evt.feature.set('nick', nick);
-    evt.feature.set('current', true);
+    if (confirm('Are you sure you want to remove yourself?'))
+    {
+        source.removeFeature(feature);
 
-    store(evt.feature);
+        remove(discordUser.id);
+    }
 });
-
-map.addInteraction(draw);

horde-members-api/app.py

@@ -37,7 +37,7 @@ api = flask_restful.Api(app)
 
 
 member_fields = {
-    'id': flask_restful.fields.Integer(),
+    'id': flask_restful.fields.String(),
     'nick': flask_restful.fields.String(),
     'x': flask_restful.fields.Float(),
     'y': flask_restful.fields.Float(),
@@ -49,6 +49,7 @@ geometry_fields = {
     'coordinates': flask_restful.fields.List(flask_restful.fields.Float()),
 }
 properties_fields = {
+    'id': flask_restful.fields.String(),
     'nick': flask_restful.fields.String(),
 }
 feature_fields = {
@@ -63,7 +64,7 @@ features_fields = {
 
 
 member_parser = flask_restful.reqparse.RequestParser()
-member_parser.add_argument('id', type=int)
+member_parser.add_argument('id', type=str, required=True)
 member_parser.add_argument('nick', type=str, required=True)
 member_parser.add_argument('x', type=float, required=True)
 member_parser.add_argument('y', type=float, required=True)
@@ -86,6 +87,7 @@ geometry_parser.add_argument('coordinates', type=float, action='append',
                              location=('geometry',), required=True)
 
 properties_parser = flask_restful.reqparse.RequestParser()
+properties_parser.add_argument('id', type=str, location=('properties',), required=True)
 properties_parser.add_argument('nick', type=str, location=('properties',), required=True)
 
 
@@ -112,6 +114,7 @@ def member2feature(member):
             ],
         },
         'properties': {
+            'id': member.id,
             'nick': member.nick,
         },
     }
@@ -187,6 +190,8 @@ class MembersResource(flask_restful.Resource):
     @flask_restful.marshal_with(member_fields)
     def post(self):
         args = member_parser.parse_args()
+        if not args['id']:
+            flask_restful.abort(400, message='Missing required parameter id')
         if not args['nick']:
             flask_restful.abort(400, message='Missing required parameter nick')
         if not args['x']:
@@ -194,11 +199,12 @@ class MembersResource(flask_restful.Resource):
         if not args['y']:
             flask_restful.abort(400, message='Missing required parameter y')
         now = sqlalchemy.func.now()
-        q = db.session.query(Member).filter(Member.user == args['nick'])
+        q = db.session.query(Member).filter(Member.id == args['id'])
         member = q.first()
         if not member:
             member = Member(created_at=now)
-        member.user = args['nick']
+        member.id = args['id']
+        member.nick = args['nick']
         member.x, member.y = normalize(args['x'], args['y'])
         member.updated_at = now
         db.session.add(member)
@@ -235,10 +241,11 @@ class FeaturesResource(flask_restful.Resource):
         if geometry_args['type'] != 'Point':
             flask_restful.abort(400, message='Unexpected geometry type')
         now = sqlalchemy.func.now()
-        q = db.session.query(Member).filter(Member.nick == properties_args['nick'])
+        q = db.session.query(Member).filter(Member.id == properties_args['id'])
         member = q.first()
         if not member:
             member = Member(created_at=now)
+        member.id = properties_args['id']
         member.nick = properties_args['nick']
         member.x, member.y = normalize(*geometry_args['coordinates'])
         member.updated_at = now

horde-members-api/db.py

@@ -7,7 +7,7 @@ db = flask_sqlalchemy.SQLAlchemy(session_options=dict(autoflush=False))
 class Member(db.Model):
     __tablename__ = 'members'
 
-    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    id = db.Column(db.String, primary_key=True)
     nick = db.Column(db.String)
     x = db.Column(db.Float)
     y = db.Column(db.Float)