bnhansn

const initialState = {
  all: [],
  currentUserRooms: [],
};

export default function (state = initialState, action) {
  switch (action.type) {
    case 'FETCH_ROOMS_SUCCESS':
      return {
        ...state,

bnhansn

import api from '../api';

export function fetchRooms() {
  return dispatch => api.fetch('/rooms')
    .then((response) => {
      dispatch({ type: 'FETCH_ROOMS_SUCCESS', response });
    });
}

export function fetchUserRooms(userId) {

bnhansn

import { fetchUserRooms } from './rooms';

// ...

function setCurrentUser(dispatch, response) {
  localStorage.setItem('token', JSON.stringify(response.meta.token));
  dispatch({ type: 'AUTHENTICATION_SUCCESS', response });
  dispatch(fetchUserRooms(response.data.id)); // new line
}

bnhansn

# top of file...

plug Guardian.Plug.EnsureAuthenticated, [handler: Sling.SessionController] when action in [:rooms]

# bottom of file...

def rooms(conn, _params) do
  current_user = Guardian.Plug.current_resource(conn)
  rooms = Repo.all(assoc(current_user, :rooms))
  render(conn, Sling.RoomView, "index.json", %{rooms: rooms})

bnhansn

defmodule Sling.RoomController do
  use Sling.Web, :controller

  alias Sling.Room

  plug Guardian.Plug.EnsureAuthenticated, handler: Sling.SessionController

  def index(conn, _params) do
    rooms = Repo.all(Room)
    render(conn, "index.json", rooms: rooms)

bnhansn

get "/users/:id/rooms", UserController, :rooms
resources "/rooms", RoomController, only: [:index, :create]
post "/rooms/:id/join", RoomController, :join

bnhansn

defmodule Sling.Room do
  use Sling.Web, :model

  schema "rooms" do
    field :name, :string
    field :topic, :string
    many_to_many :users, Sling.User, join_through: "user_rooms"

    timestamps()
  end

bnhansn

defmodule Sling.UserRoom do
  use Sling.Web, :model

  schema "user_rooms" do
    belongs_to :user, Sling.User
    belongs_to :room, Sling.Room

    timestamps()
  end

bnhansn

defmodule Sling.Repo.Migrations.CreateUserRoom do
  use Ecto.Migration

  def change do
    create table(:user_rooms) do
      add :user_id, references(:users, on_delete: :nothing), null: false
      add :room_id, references(:rooms, on_delete: :nothing), null: false

      timestamps()
    end

bnhansn

defmodule Sling.Repo.Migrations.CreateRoom do
  use Ecto.Migration

  def change do
    create table(:rooms) do
      add :name, :string, null: false
      add :topic, :string, default: ""

      timestamps()
    end