feat: users online status

src/app/slices/contacts.js

@@ -0,0 +1,26 @@
+import { createSlice } from "@reduxjs/toolkit";
+const initialState = [];
+const contactsSlice = createSlice({
+  name: `contacts`,
+  initialState,
+  reducers: {
+    setContacts(state, action) {
+      console.log("set Contacts store", state);
+      const contacts = action.payload || [];
+      return contacts;
+    },
+    updateUsersStatus(state, action) {
+      const onlines = action.payload;
+      onlines.forEach((item) => {
+        const { uid, online = false } = item;
+        const curr = state.find(({ uid: id }) => id == uid);
+        console.log("update user status", curr, online);
+        if (curr) {
+          curr.online = online;
+        }
+      });
+    },
+  },
+});
+export const { setContacts, updateUsersStatus } = contactsSlice.actions;
+export default contactsSlice.reducer;