From 6318ba50a3cd5c35ac46404509b2444c4574cd0e Mon Sep 17 00:00:00 2001
From: Ayc0 <benjamin.koltes@gmail.com>
Date: Tue, 27 Mar 2018 14:43:30 +0200
Subject: [PATCH] Set chrono in back

---
 front/src/App.js          |  3 --
 server/config.template.js |  4 +++
 server/dummyResponse.json | 27 +++++++++++++++
 server/index.js           | 72 ++++++++++++++++-----------------------
 server/utils.js           |  3 +-
 5 files changed, 62 insertions(+), 47 deletions(-)
 create mode 100644 server/dummyResponse.json

diff --git a/front/src/App.js b/front/src/App.js
index 6d2009d..984b713 100644
--- a/front/src/App.js
+++ b/front/src/App.js
@@ -16,9 +16,6 @@ class App extends Component {
 
   onReceiveMessage = (data) => {
     this.setState({ data });
-    setTimeout(() => {
-      socketIO.emit('panel_data');
-    }, data.ttl);
   };
 
   render() {
diff --git a/server/config.template.js b/server/config.template.js
index d5aa5ba..8955193 100644
--- a/server/config.template.js
+++ b/server/config.template.js
@@ -4,6 +4,10 @@ const path = require('path');
 module.exports = {
   port: 5000,
   uuid: 'UUID A REMPLIR',
+  api: {
+    url: 'http://api.hermod.cs-campus.fr',
+    version: 'v1',
+  },
   fontSize: '4vh',
   rowHeight: '100px',
   cert: fs.readFileSync(path.resolve(__dirname, '../key.pem')),
diff --git a/server/dummyResponse.json b/server/dummyResponse.json
new file mode 100644
index 0000000..93d53f7
--- /dev/null
+++ b/server/dummyResponse.json
@@ -0,0 +1,27 @@
+{
+  "version": "0.0.4",
+  "ttl": 300000,
+  "rows": [
+    {
+      "type": 1,
+      "image": "https://people.via.ecp.fr/~bebert/toddy.jpg",
+      "text": [
+        { "text": "What I want to display", "style": { "color": "#000000" } },
+        { "text": "42", "style": { "color": "#BB8800", "fontWeight": "bold" } }
+      ]
+    },
+    {
+      "type": 0,
+      "text": [
+        { "text": "Some text", "style": { "color": "#000000" } },
+        { "text": "66", "style": { "color": "#BB8800", "fontWeight": "bold" } }
+      ]
+    },
+    {
+      "type": 2,
+      "image": "https://people.via.ecp.fr/~bebert/chatenay.jpg",
+      "heightFactor": 3,
+      "text": [{ "text": "Nope" }]
+    }
+  ]
+}
diff --git a/server/index.js b/server/index.js
index 0ecace4..a9a740d 100644
--- a/server/index.js
+++ b/server/index.js
@@ -1,60 +1,46 @@
 const fetch = require('node-fetch');
 
 const {
-  uuid, fontSize, rowHeight, port,
+  uuid, fontSize, rowHeight, port, api,
 } = require('./config');
 
+const dummyResponse = require('./dummyResponse.json');
+
 const io = require('socket.io')(port || 3000);
-const { createSignedJWT } = require('./utils');
+const { createSignedJWT, interval } = require('./utils');
+
+const useDummy = false;
 
 io.of('/').on('connection', (socket) => {
   socket.emit('config', { fontSize, rowHeight });
 
+  const chrono = useDummy
+    ? interval(() => {
+      socket.emit('panel_data', dummyResponse);
+      return 15000;
+    }, 0)
+    : interval(
+      () =>
+        fetch(`${api.url}/${api.version}/screen/${uuid}`, {
+          headers: {
+            Autorization: `Bearer ${createSignedJWT()}`,
+          },
+        })
+          .then(rawRes => rawRes.json())
+          .then((res) => {
+            socket.emit('panel_data', res);
+            return res.ttl;
+          })
+          .catch(console.log),
+      0,
+    );
+
   // Respond to date message with the date
   socket.on('date', () => {
     socket.emit('date', { date: Date.now() });
   });
 
-  // Respond to panel_data message by fetching the info from the server
-  socket.on('panel_data', () => {
-    fetch(`http://api.hermod.cs-campus.fr/v1/screen/${uuid}`, {
-      headers: {
-        Autorization: `Bearer ${createSignedJWT()}`,
-      },
-    })
-      .then(rawRes => rawRes.json())
-      .then(res => socket.emit('panel_data', res))
-      .catch(console.log);
-  });
-
-  // TEMP Respond to panel_data message by fetching the info from the server
-  socket.on('panel_data0', () => {
-    socket.emit('panel_data', {
-      version: '0.0.4',
-      ttl: 300000,
-      rows: [
-        {
-          type: 1,
-          image: 'https://people.via.ecp.fr/~bebert/toddy.jpg',
-          text: [
-            { text: 'What I want to display', style: { color: '#000000' } },
-            { text: '42', style: { color: '#BB8800', fontWeight: 'bold' } },
-          ],
-        },
-        {
-          type: 0,
-          text: [
-            { text: 'Some text', style: { color: '#000000' } },
-            { text: '66', style: { color: '#BB8800', fontWeight: 'bold' } },
-          ],
-        },
-        {
-          type: 2,
-          image: 'https://people.via.ecp.fr/~bebert/chatenay.jpg',
-          heightFactor: 3,
-          text: [{ text: 'Nope' }],
-        },
-      ],
-    });
+  socket.on('disconnect', () => {
+    chrono.clear();
   });
 });
diff --git a/server/utils.js b/server/utils.js
index ab20147..7959483 100644
--- a/server/utils.js
+++ b/server/utils.js
@@ -28,6 +28,7 @@ const generateRandomString = (length) => {
   return text;
 };
 
-const createSignedJWT = () => jwt.sign({ state: generateRandomString(20) }, cert, { algorithm: 'RS256' });
+const createSignedJWT = () =>
+  jwt.sign({ state: generateRandomString(20) }, cert, { algorithm: 'RS256' });
 
 module.exports = { interval, createSignedJWT };
-- 
GitLab