(Feat): Initial Commit

internal/api/handlers/auth/post_register.go

@@ -0,0 +1,72 @@
+package auth
+
+import (
+	"net/http"
+
+	"allaboutapps.dev/aw/go-starter/internal/api"
+	"allaboutapps.dev/aw/go-starter/internal/data/dto"
+	"allaboutapps.dev/aw/go-starter/internal/types"
+	"allaboutapps.dev/aw/go-starter/internal/util"
+	"allaboutapps.dev/aw/go-starter/internal/util/url"
+	"github.com/go-openapi/swag"
+	"github.com/labstack/echo/v4"
+)
+
+func PostRegisterRoute(s *api.Server) *echo.Route {
+	return s.Router.APIV1Auth.POST("/register", postRegisterHandler(s))
+}
+
+func postRegisterHandler(s *api.Server) echo.HandlerFunc {
+	return func(c echo.Context) error {
+		ctx := c.Request().Context()
+		log := util.LogFromContext(ctx)
+
+		var body types.PostRegisterPayload
+		if err := util.BindAndValidateBody(c, &body); err != nil {
+			return err
+		}
+
+		username := dto.NewUsername(body.Username.String())
+
+		result, err := s.Auth.Register(ctx, dto.RegisterRequest{
+			Username: username,
+			Password: swag.StringValue(body.Password),
+		})
+		if err != nil {
+			log.Debug().Err(err).Msg("Failed to register user")
+			return err
+		}
+
+		if !result.RequiresConfirmation {
+			loginResult, err := s.Auth.Login(ctx, dto.LoginRequest{
+				Username: username,
+				Password: swag.StringValue(body.Password),
+			})
+			if err != nil {
+				log.Debug().Err(err).Msg("Failed to authenticate user after registration")
+				return err
+			}
+
+			return util.ValidateAndReturn(c, http.StatusOK, loginResult.ToTypes())
+		}
+
+		if result.ConfirmationToken.Valid {
+			confirmationLink, err := url.ConfirmationDeeplinkURL(s.Config, result.ConfirmationToken.String)
+			if err != nil {
+				log.Debug().Err(err).Msg("Failed to generate confirmation link")
+				return err
+			}
+
+			if err := s.Mailer.SendAccountConfirmation(ctx, username.String(), dto.ConfirmatioNotificationPayload{
+				ConfirmationLink: confirmationLink.String(),
+			}); err != nil {
+				log.Debug().Err(err).Msg("Failed to send confirmation email")
+				return err
+			}
+		}
+
+		return util.ValidateAndReturn(c, http.StatusAccepted, &types.RegisterResponse{
+			RequiresConfirmation: swag.Bool(result.RequiresConfirmation),
+		})
+	}
+}