almost done with auth. initialized sessions stuff

lib/draincloud_core/auth/auth.ex

@@ -1,6 +1,10 @@
 defmodule DraincloudCore.Auth do
   def is_logon(_token) do
     # TODO here
-    true
+    false
+  end
+
+  def auth_cookies(conn = %Plug.Conn{}, user = %DrainCloudCore.Auth.Users{}) do
+
   end
 end

lib/draincloud_core/auth/sessions.ex

@@ -0,0 +1,21 @@
+defmodule DrainCloudCore.Auth.SessionsRepo do
+  use Ecto.Schema
+  import Ecto.Changeset
+  import Ecto.Query
+
+  schema "sessions" do
+    field :token, :string
+    field :user_id, :id
+    field :user_agent, :string
+    field :created_at, :utc_datetime
+    field :expires_at, :utc_datetime
+  end
+
+  def changeset(session, params \\ %{}) do
+    session
+    |> cast(params, [:id, :token, :user_id, :user_agent, :created_at, :expires_at])
+    |> validate_required([:id, :token, :user_id, :user_agent, :created_at, :expires_at])
+  end
+
+
+end

lib/draincloud_core/auth/sessions_store.ex

@@ -0,0 +1,21 @@
+defmodule DrainCloudCore.Auth.SessionsStore do
+  @behaviour Plug.Session.Store
+
+  alias DrainCloudCore.Repo, as: Repo
+
+  def init(_opts), do: :ok
+
+  def put(conn, sid, any, opts) do
+
+  end
+
+  def get(conn, cookie, opts) do
+
+  end
+
+  def delete(conn, sid, opts) do
+
+  end
+
+
+end

lib/draincloud_core/auth/users.ex

@@ -1,6 +1,9 @@
 defmodule DrainCloudCore.Auth.Users do
   use Ecto.Schema
   import Ecto.Changeset
+  import Ecto.Query
+
+  alias DrainCloudCore.Repo, as: Repo
 
   schema "users" do
     field :login, :string
@@ -15,4 +18,12 @@ defmodule DrainCloudCore.Auth.Users do
     |> cast(params, [:id, :login, :password, :updated_at, :deleted_at])
     |> validate_required([:id])
   end
+
+  def add_user(user) do
+    Repo.insert(user)
+  end
+
+  def password_by_login(login) do
+    Repo.all(from u in "users", where: u.login == ^login, select: u.password, limit: 1)
+  end
 end

lib/draincloud_core/repo/user_repo.ex

@@ -1,9 +0,0 @@
-defmodule DrainCloudCore.UsersRepo do
-  alias DrainCloudCore.Repo, as: Repo
-  import Ecto.Query
-
-  def password_by_login(login) do
-    query = from u in :users, where: u.login = login, select: u.password, limit: 1
-    Repo.all(query)
-  end
-end

lib/draincloud_core_web/controllers/auth_controller/auth_controller.ex

@@ -1,32 +1,36 @@
 defmodule DrainCloudCoreWeb.AuthController do
   use DrainCloudCoreWeb, :controller
 
+  import Plug.Conn
+
   alias DrainCloudCoreWeb.AuthController.RegisterRequest, as: RegisterRequest
   alias DrainCloudCoreWeb.AuthController.LoginRequest, as: LoginRequest
   alias :logger, as: Log
-
-  alias DrainCloudCore.Repo, as: Repo
+  alias DrainCloudCore.Auth.Users , as: Repo
 
   def register(conn, _params) do
-    req = RegisterRequest.from_request(conn)
-
-    Log.debug("new register request: #{req}")
-
-    model = RegisterRequest.to_model(req)
-
     try do
-      Repo.insert(model)
+      RegisterRequest.from_request(conn)
+      |> RegisterRequest.to_model
+      |> Repo.add_user
+      # TODO send cookies and tokens
+      send_resp(conn, 200, Jason.encode! %{ok: true})
     rescue
-      e in RuntimeError -> Log.error("failed to insert new user: #{e}")
+      e in RuntimeError ->
+        Log.error("failed to insert new user: #{e}")
+        raise e
     end
-
-    json(conn, req)
   end
 
   def login(conn, _params) do
-    req = LoginRequest.from_request(conn)
-
-    Log.debug("new login request: #{req}")
-
+    try do
+    LoginRequest.from_request(conn)
+    # TODO send cookies and tokens
+    send_resp(conn, 200, Jason.encode! %{ok: true})
+    rescue
+      e in RuntimeError ->
+        Log.error("failed to insert new user: #{e}")
+        raise e
+    end
   end
 end

lib/draincloud_core_web/controllers/auth_controller/login_request.ex

@@ -56,11 +56,11 @@ defmodule DraincloudCoreWeb.AuthController.LoginRequest do
   defp build(req) do
     %Request{
       login: Map.get(req, "login"),
-      password: Map.get(req, "password")
+      password: Map.get(req, "password") # TODO hash password
     }
   end
 
-  defimpl String.Chars, for: DrainCloudCoreWeb.AuthController.LoginRequest do
+  defimpl String.Chars, for: __MODULE__ do
     def to_string(req) do
       case Jason.encode(req) do
         {:ok, str} -> str

lib/draincloud_core_web/controllers/auth_controller/register_request.ex

@@ -43,11 +43,11 @@ defmodule DrainCloudCoreWeb.AuthController.RegisterRequest do
   end
 
   defp validate_password(req) do
-    if String.length(Map.get(req, "password")) >= 8 do
+    if String.length(Map.get(req, "password")) >= 4 do
       req
     else
       raise InvalidArgumentException, %{
-        message: "password must be 8 symbols at minimum",
+        message: "password must be 4 symbols at minimum",
         args: ["password"]
       }
     end
@@ -56,11 +56,11 @@ defmodule DrainCloudCoreWeb.AuthController.RegisterRequest do
   defp build(req) do
     %Request{
       login: Map.get(req, "login"),
-      password: Map.get(req, "password")
+      password: Map.get(req, "password") # TODO hash password
     }
   end
 
-  defimpl String.Chars, for: DrainCloudCoreWeb.AuthController.RegisterRequest do
+  defimpl String.Chars, for: __MODULE__ do
     def to_string(req) do
       case Jason.encode(req) do
         {:ok, str} -> str

lib/draincloud_core_web/controllers/errors/errors.ex

@@ -1,4 +1,6 @@
 defmodule DrainCloudCoreWeb.Errors.InvalidArgumentException do
+  @derive [Jason.Encoder]
+
   alias __MODULE__, as: InvalidArgumentException
   defexception [:message, :args]
 
@@ -14,4 +16,13 @@ defmodule DrainCloudCoreWeb.Errors.InvalidArgumentException do
       _ -> %InvalidArgumentException{message: "Error: " <> term}
     end
   end
+
+  defimpl String.Chars, for: __MODULE__ do
+    def to_string(err) do
+      case Jason.encode(err) do
+        {:ok, str} -> str
+        {:error, msg} -> raise "failed to encode register request to string: #{msg}"
+      end
+    end
+  end
 end

lib/draincloud_core_web/error_handler.ex

@@ -0,0 +1,10 @@
+defmodule DrainCloudCoreWeb.ErrorHandler do
+  alias DrainCloudCoreWeb.Errors.InvalidArgumentException, as: InvalidArgumentException
+  def handle_reason(reason = %InvalidArgumentException{}), do: Jason.encode!(reason)
+
+  def handle_reason(reason) do
+    :logger.error(inspect(reason))
+
+    Jason.encode!(%{error: "Oops! Something went wrong!"})
+  end
+end

lib/draincloud_core_web/router.ex

@@ -1,5 +1,10 @@
 defmodule DrainCloudCoreWeb.Router do
   use DrainCloudCoreWeb, :router
+  use Plug.ErrorHandler
+  import Plug.Conn
+
+  alias :logger, as: Log
+  alias DrainCloudCoreWeb.ErrorHandler, as: ErrorHandler
 
   pipeline :browser do
     plug :accepts, ["html"]
@@ -20,6 +25,12 @@ defmodule DrainCloudCoreWeb.Router do
     post "/register", AuthController, :register
   end
 
+  @impl Plug.ErrorHandler
+  def handle_errors(conn, %{kind: _kind, reason: reason, stack: _stack}) do
+
+    send_resp(conn, 500, ErrorHandler.handle_reason(reason))
+  end
+
   # Enable LiveDashboard in development
   if Application.compile_env(:draincloud_core, :dev_routes) do
     # If you want to use the LiveDashboard in production, you should put

priv/repo/migrations/20240917204624_sessions.exs

@@ -0,0 +1,15 @@
+defmodule DrainCloudCore.Repo.Migrations.Sessions do
+  use Ecto.Migration
+
+  def change do
+    create table(:sessions) do
+      add :token, :string
+      add :user_id, references("users", on_delete: :nothing)
+      add :user_agent, :string
+      add :created_at, :utc_datetime
+      add :expires_at, :utc_datetime
+    end
+
+    create unique_index(:sessions, :token)
+  end
+end