2025-03-13 02:51:40 -04:00

110 lines
3.3 KiB
Go

package handlers
import (
"context"
"errors"
"net/http"
"strconv"
"time"
"connectrpc.com/connect"
"github.com/golang-jwt/jwt/v5"
"github.com/spotdemo4/trevstack/server/internal/interceptors"
"github.com/spotdemo4/trevstack/server/internal/models"
userv1 "github.com/spotdemo4/trevstack/server/internal/services/user/v1"
"github.com/spotdemo4/trevstack/server/internal/services/user/v1/userv1connect"
"golang.org/x/crypto/bcrypt"
"gorm.io/gorm"
)
type UserHandler struct {
db *gorm.DB
key []byte
}
func (s *UserHandler) ChangePassword(ctx context.Context, req *connect.Request[userv1.ChangePasswordRequest]) (*connect.Response[userv1.ChangePasswordResponse], error) {
userid, ok := interceptors.UserFromContext(ctx)
if !ok {
return nil, connect.NewError(connect.CodeUnauthenticated, errors.New("unauthenticated"))
}
// Get user
user := models.User{}
if err := s.db.First(&user, "id = ?", userid).Error; err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
// Validate
if err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(req.Msg.OldPassword)); err != nil {
return nil, connect.NewError(connect.CodePermissionDenied, errors.New("invalid password"))
}
if req.Msg.NewPassword != req.Msg.ConfirmPassword {
return nil, connect.NewError(connect.CodeInvalidArgument, errors.New("passwords do not match"))
}
// Hash password
hash, err := bcrypt.GenerateFromPassword([]byte(req.Msg.NewPassword), bcrypt.DefaultCost)
if err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
// Update password
if err := s.db.Model(&user).Update("password", string(hash)).Error; err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
res := connect.NewResponse(&userv1.ChangePasswordResponse{})
return res, nil
}
func (s *UserHandler) APIKey(ctx context.Context, req *connect.Request[userv1.APIKeyRequest]) (*connect.Response[userv1.APIKeyResponse], error) {
userid, ok := interceptors.UserFromContext(ctx)
if !ok {
return nil, connect.NewError(connect.CodeUnauthenticated, errors.New("unauthenticated"))
}
// Get user
user := models.User{}
if err := s.db.First(&user, "id = ?", userid).Error; err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
// Validate
if err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(req.Msg.Password)); err != nil {
return nil, connect.NewError(connect.CodePermissionDenied, errors.New("invalid username or password"))
}
if req.Msg.Password != req.Msg.ConfirmPassword {
return nil, connect.NewError(connect.CodeInvalidArgument, errors.New("passwords do not match"))
}
// Generate JWT
t := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.RegisteredClaims{
Issuer: "trevstack",
Subject: strconv.FormatUint(uint64(user.ID), 10),
IssuedAt: &jwt.NumericDate{
Time: time.Now(),
},
})
ss, err := t.SignedString(s.key)
if err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
res := connect.NewResponse(&userv1.APIKeyResponse{
Key: ss,
})
return res, nil
}
func NewUserHandler(db *gorm.DB, key string) (string, http.Handler) {
interceptors := connect.WithInterceptors(interceptors.NewAuthInterceptor(key))
return userv1connect.NewUserServiceHandler(
&UserHandler{
db: db,
key: []byte(key),
},
interceptors,
)
}