Add SAML support

Signed-off-by: Bryan Frimin <bryan@getprobo.com>

pkg/server/auth/reset_password_handler.go

@@ -0,0 +1,70 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package auth
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	"errors"
+
+	authsvc "github.com/getprobo/probo/pkg/auth"
+	"go.gearno.de/kit/httpserver"
+)
+
+type (
+	ResetPasswordRequest struct {
+		Token    string `json:"token"`
+		Password string `json:"password"`
+	}
+
+	ResetPasswordResponse struct {
+		Success bool `json:"success"`
+	}
+)
+
+func ResetPasswordHandler(authSvc *authsvc.Service, authCfg RoutesConfig) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		var req ResetPasswordRequest
+		if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+			httpserver.RenderError(w, http.StatusBadRequest, fmt.Errorf("cannot decode body: %w", err))
+			return
+		}
+
+		err := authSvc.ResetPassword(r.Context(), req.Token, req.Password)
+		if err != nil {
+			var invalidPasswordErr *authsvc.ErrInvalidPassword
+			var invalidTokenErr *authsvc.ErrInvalidTokenType
+
+			if errors.As(err, &invalidPasswordErr) {
+				httpserver.RenderError(w, http.StatusBadRequest, err)
+				return
+			}
+
+			if errors.As(err, &invalidTokenErr) {
+				httpserver.RenderError(w, http.StatusBadRequest, err)
+				return
+			}
+
+			httpserver.RenderError(w, http.StatusInternalServerError, fmt.Errorf("cannot reset password: %w", err))
+			return
+		}
+
+		httpserver.RenderJSON(w, http.StatusOK, ResetPasswordResponse{
+			Success: true,
+		})
+	}
+}