diff --git a/.gitignore b/.gitignore
index 6492d18..d9feed9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,4 +33,5 @@ config.json
 *.json
 tmp
 *test*
-*.png
\ No newline at end of file
+*.png
+!*/schemas/*
\ No newline at end of file
diff --git a/back/controllers/rooms.js b/back/controllers/rooms.js
new file mode 100644
index 0000000..7d60f69
--- /dev/null
+++ b/back/controllers/rooms.js
@@ -0,0 +1,17 @@
+const statusCode = require("../utils/statusCodes").statusCodes;
+const { getRooms } = require("../db/api.js");
+
+async function rooms(body, res) {
+    const { mailboxId, offset, limit } = body;
+    getRooms(mailboxId).then((rooms) => {
+        console.log(rooms)
+        res.status(statusCode.OK).json(rooms);
+    }).catch((err) => {
+        console.log(err)
+        res.status(statusCode.INTERNAL_SERVER_ERROR);
+    });
+}
+
+module.exports = {
+    rooms,
+};
diff --git a/back/db/api.js b/back/db/api.js
index 875d81b..384916d 100644
--- a/back/db/api.js
+++ b/back/db/api.js
@@ -20,7 +20,32 @@ async function getMailboxes() {
     return await execQueryAsync(query, values);
 }
 
+async function getRooms(mailboxId) {
+    const query = `
+        SELECT 
+            app_room.room_id AS id,
+            app_room.room_name AS roomName,
+            address.email AS user,
+            app_room.owner_id AS userId,
+            app_room.notSeen,
+            mailbox_message.mailbox_id AS mailboxId
+            FROM app_room 
+            INNER JOIN message
+            INNER JOIN mailbox_message
+            INNER JOIN address
+            WHERE 
+                message.message_id = app_room.message_id AND
+                mailbox_message.mailbox_id = 1 AND 
+                mailbox_message.message_id = message.message_id AND
+                address.address_id = app_room.owner_id
+        `;
+    // todo mailboxId
+    const values = [];
+    return await execQueryAsync(query, values);
+}
+
 module.exports = {
     registerMailbox,
-    getMailboxes
+    getMailboxes,
+    getRooms
 };
diff --git a/back/routes/mail.js b/back/routes/mail.js
index 20dd0e3..0f6bca8 100644
--- a/back/routes/mail.js
+++ b/back/routes/mail.js
@@ -9,6 +9,7 @@ addFormats(ajv);
 const schema_mailbox = require("../schemas/mailbox_schema.json");
 const { addMailbox } = require("../controllers/addMailbox.js");
 const { getMailboxes } = require("../db/api.js");
+const { rooms } = require("../controllers/rooms.js");
 
 const validate_mailbox = ajv.compile(schema_mailbox);
 
@@ -28,23 +29,11 @@ router.get("/mailboxes", (req, res) => {
  * @param {string} token the token of the user
  * @return {object} a list of room and their preview (subject)
  */
-router.get("/{mailboxId}/messages", (req, res) => {
+router.get("/:mailboxId/rooms", async (req, res) => {
     const { mailboxId, offset, limit } = req.params;
     // todo check token
     // todo use offset
-    const query = `
-        SELECT app_room.room_id, app_room.room_name, app_room.owner_id, app_room.notSeen, mailbox_message.mailbox_id, address.email
-            FROM app_room 
-            INNER JOIN message
-            INNER JOIN mailbox_message
-            INNER JOIN address
-            WHERE 
-                message.message_id = app_room.message_id AND
-                mailbox_message.mailbox_id = 1 AND 
-                mailbox_message.message_id = message.message_id AND
-                address.address_id = app_room.owner_id
-        `;
-    const values = [mailboxId];
+    await rooms(req.params, res);
 
 });
 
diff --git a/back/schemas/mailbox_schema.json b/back/schemas/mailbox_schema.json
new file mode 100644
index 0000000..258630f
--- /dev/null
+++ b/back/schemas/mailbox_schema.json
@@ -0,0 +1,14 @@
+{
+    "type": "object",
+    "properties": {
+        "email": { "type": "string", "format": "email" },
+        "pwd": { "type": "string" },
+        "xoauth": { "type": "string" },
+        "xoauth2": { "type": "string" },
+        "host": { "type": "string", "format": "hostname" },
+        "port": { "type": "number", "maximum": 65535 },
+        "tls": { "type": "boolean" }
+    },
+    "required": ["email", "host", "port", "tls"],
+    "additionalProperties": false
+}
\ No newline at end of file
diff --git a/front/src/services/imapAPI.js b/front/src/services/imapAPI.js
index 7a1ff90..a1cc460 100644
--- a/front/src/services/imapAPI.js
+++ b/front/src/services/imapAPI.js
@@ -7,4 +7,7 @@ export default {
     getMailboxes() {
         return API().get('/mail/mailboxes');
     },
+    getRooms(mailboxId) {
+        return API().get(`/mail/${mailboxId}/rooms`);
+    }
 }
\ No newline at end of file
diff --git a/front/src/store/rooms.js b/front/src/store/rooms.js
index 57955be..e1c8045 100644
--- a/front/src/store/rooms.js
+++ b/front/src/store/rooms.js
@@ -2,65 +2,80 @@ import API from "@/services/imapAPI";
 import { createStore } from "vuex";
 
 const roomsStore = createStore({
-  state() {
-    return {
-      rooms: [
-        {
-          users: "clemnce",
-          object:
-            "Lorem magna minim cillum labore ex eiusmod proident excepteur sint irure ipsum.",
-          mailbox: 1,
-        },
-        {
-          users: "juliette",
-          object:
-            "Lorem magna minim cillum labore ex eiusmod proident excepteur sint irure ipsum.",
-          mailbox: 1,
-        },
-        {
-          users: "jean",
-          object:
-            "Lorem magna minim cillum labore ex eiusmod proident excepteur sint irure ipsum.",
-          mailbox: 2,
-        },
-        {
-          users: "luc",
-          object:
-            "Lorem magna minim cillum labore ex eiusmod proident excepteur sint irure ipsum.",
-          mailbox: 2,
-        },
-      ],
-      mailboxes: [],
-      activeMailbox: -1
-    };
-  },
-  mutations: {
-    setActiveMailbox(state, payload) {
-        state.activeMailbox = payload;
+    state() {
+        return {
+            rooms: [
+                {
+                    id: 0,
+                    user: "clemnce",
+                    userId: 0,
+                    name: "Lorem magna minim cillum labore ex eiusmod proident excepteur sint irure ipsum.",
+                    mailboxId: 1,
+                },
+                {
+                    user: "juliette",
+                    name: "Lorem magna minim cillum labore ex eiusmod proident excepteur sint irure ipsum.",
+                    mailboxId: 1,
+                },
+                {
+                    user: "jean",
+                    name: "Lorem magna minim cillum labore ex eiusmod proident excepteur sint irure ipsum.",
+                    mailboxId: 2,
+                },
+                {
+                    user: "luc",
+                    name: "Lorem magna minim cillum labore ex eiusmod proident excepteur sint irure ipsum.",
+                    mailboxId: 2,
+                },
+            ],
+            mailboxes: [],
+            activeMailbox: -1,
+        };
+    },
+    mutations: {
+        setActiveMailbox(state, payload) {
+            state.activeMailbox = payload;
+            const mailbox = state.mailboxes.find((mailbox) => mailbox.id == payload);
+            // todo fetched mailbox all
+            if (mailbox?.fetched == false) {
+                mailbox.fetched = true;
+                console.log("add messages")
+                API.getRooms(payload).then((res) => {
+                    // todo add if not exist
+                    res.data.forEach((room) => {
+                        state.rooms.push(room);
+                    });
+                }).catch((err) => {
+                    console.log(err)
+                });
+            }
+        },
+        addMailboxes(state, payload) {
+            payload.forEach((mailbox) => {
+                mailbox.fetched = false;
+                state.mailboxes.push(mailbox);
+            });
+        },
+    },
+    getters: {
+        rooms: (state) => () => {
+            console.log(state.rooms.length)
+            if (state.activeMailbox == 0) return state.rooms;
+            return state.rooms.filter((room) => room.mailboxId == state.activeMailbox);
+        },
+    },
+    actions: {
+        async fetchMailboxes(context) {
+            console.log("add mailboxes");
+            API.getMailboxes()
+                .then((res) => {
+                    context.commit("addMailboxes", res.data);
+                })
+                .catch((err) => {
+                    console.log(err);
+                });
+        },
     },
-    addMailboxes(state, payload) {
-      payload.forEach(mailbox => {
-        state.mailboxes.push(mailbox);
-      });
-    }
-  },
-  getters: {
-    rooms: (state) => () => {
-        if (state.activeMailbox == 0) return state.rooms;
-        return state.rooms.filter(room => room.mailbox == state.activeMailbox);
-    }
-  },
-  actions: {
-    async addMailboxes(context) {
-      console.log("add mailboxes")
-      API.getMailboxes().then((res) => {
-        console.log(res.data)
-        context.commit("addMailboxes", res.data);
-      }).catch((err) => {
-        console.log(err)
-      });
-    }
-  }
 });
 
 export default roomsStore;
diff --git a/front/src/views/sidebar/Sidebar.vue b/front/src/views/sidebar/Sidebar.vue
index e8f389b..9256593 100644
--- a/front/src/views/sidebar/Sidebar.vue
+++ b/front/src/views/sidebar/Sidebar.vue
@@ -1,19 +1,19 @@
 <template>
     <div>
         <Mailboxes />
-        <Users id="users"/>
+        <Rooms id="rooms"/>
     </div>
 </template>
 
 <script>
 import Mailboxes from './mailboxes/Mailboxes'
-import Users from './users/Users.vue'
+import Rooms from './rooms/Rooms.vue'
 
 export default {
   name: 'Sidebar',
   components: {
     Mailboxes,
-    Users,
+    Rooms,
   }
 }
 </script>
@@ -24,7 +24,7 @@ div {
   height: 100%;
 }
 
-#users {
+#rooms {
   max-width: 300px;
   min-width: 250px;
 }
diff --git a/front/src/views/sidebar/mailboxes/Mailboxes.vue b/front/src/views/sidebar/mailboxes/Mailboxes.vue
index 0eff1d6..f86b51d 100644
--- a/front/src/views/sidebar/mailboxes/Mailboxes.vue
+++ b/front/src/views/sidebar/mailboxes/Mailboxes.vue
@@ -28,11 +28,10 @@ export default {
   computed: {
     ...mapState(['mailboxes'])
   },
-}
-
-if (roomsStore.state.mailboxes.length == 0) {
-  console.log("call api get mailboxes");
-  roomsStore.dispatch('addMailboxes');
+  created() {
+    console.log("call api get mailboxes");
+    roomsStore.dispatch('fetchMailboxes');
+  }
 }
 
 </script>
diff --git a/front/src/views/sidebar/users/User.vue b/front/src/views/sidebar/rooms/Room.vue
similarity index 81%
rename from front/src/views/sidebar/users/User.vue
rename to front/src/views/sidebar/rooms/Room.vue
index be2adfd..5c67c7e 100644
--- a/front/src/views/sidebar/users/User.vue
+++ b/front/src/views/sidebar/rooms/Room.vue
@@ -3,8 +3,8 @@
         <div id="user">
             <BaseAvatar url="vue.png"/>
             <div id="content">
-                <div id="sender">{{ sender }}</div>
-                <div id="object">{{ object }}</div>
+                <div id="sender">{{ data.user }}</div>
+                <div id="object">{{ data.roomName }}</div>
             </div>
         </div>
         <ThreadList />
@@ -18,8 +18,14 @@ import ThreadList from './threads/ThreadList.vue'
 export default {
   name: 'User',
   props: {
-    sender: String,
-    object: String
+    data: {
+        id: Number,
+        roomName: String,
+        user: String,
+        userId: Number,
+        notSeen: Number,
+        mailboxId: Number
+    }
   },
   components: {
     BaseAvatar,
diff --git a/front/src/views/sidebar/users/Users.vue b/front/src/views/sidebar/rooms/Rooms.vue
similarity index 66%
rename from front/src/views/sidebar/users/Users.vue
rename to front/src/views/sidebar/rooms/Rooms.vue
index db8c8b1..2622b1c 100644
--- a/front/src/views/sidebar/users/Users.vue
+++ b/front/src/views/sidebar/rooms/Rooms.vue
@@ -1,20 +1,20 @@
 <template>
     <div>
-      <User v-for="(room, index) in rooms()" :key="index" :sender="room.users" :object="room.object" />
+      <Room v-for="(room, index) in rooms()" :key="index" :data="room" />
     </div>
 </template>
 
 <script>
 import { mapGetters } from 'vuex'
-import User from './User'
+import Room from './Room'
 
 export default {
-  name: 'Users',
+  name: 'Rooms',
   props: {
 
   },
   components: {
-    User
+    Room
   },
   computed: {
     ...mapGetters(['rooms'])
diff --git a/front/src/views/sidebar/users/threads/ThreadList.vue b/front/src/views/sidebar/rooms/threads/ThreadList.vue
similarity index 100%
rename from front/src/views/sidebar/users/threads/ThreadList.vue
rename to front/src/views/sidebar/rooms/threads/ThreadList.vue