91 lines
2.0 KiB
Go
91 lines
2.0 KiB
Go
package validator
|
|
|
|
import (
|
|
"apskel-pos-be/internal/constants"
|
|
"apskel-pos-be/internal/contract"
|
|
|
|
"fmt"
|
|
|
|
"github.com/go-playground/validator/v10"
|
|
)
|
|
|
|
type FileValidator interface {
|
|
Validate(interface{}) error
|
|
}
|
|
|
|
type FileValidatorImpl struct {
|
|
validate *validator.Validate
|
|
}
|
|
|
|
func NewFileValidatorImpl() *FileValidatorImpl {
|
|
v := validator.New()
|
|
|
|
// Register custom validations
|
|
v.RegisterValidation("file_type", validateFileType)
|
|
|
|
return &FileValidatorImpl{
|
|
validate: v,
|
|
}
|
|
}
|
|
|
|
func (v *FileValidatorImpl) Validate(i interface{}) error {
|
|
return v.validate.Struct(i)
|
|
}
|
|
|
|
// Custom validation functions
|
|
func validateFileType(fl validator.FieldLevel) bool {
|
|
fileType, ok := fl.Field().Interface().(string)
|
|
if !ok {
|
|
return false
|
|
}
|
|
return constants.IsValidFileType(constants.FileType(fileType))
|
|
}
|
|
|
|
// Specific validation methods for different request types
|
|
func (v *FileValidatorImpl) ValidateUploadFileRequest(req *contract.UploadFileRequest) error {
|
|
if req == nil {
|
|
return fmt.Errorf("request cannot be nil")
|
|
}
|
|
|
|
// Validate file type
|
|
if req.FileType == "" {
|
|
return fmt.Errorf("file type is required")
|
|
}
|
|
|
|
if !constants.IsValidFileType(constants.FileType(req.FileType)) {
|
|
return fmt.Errorf("invalid file type: %s", req.FileType)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (v *FileValidatorImpl) ValidateUpdateFileRequest(req *contract.UpdateFileRequest) error {
|
|
if req == nil {
|
|
return fmt.Errorf("request cannot be nil")
|
|
}
|
|
|
|
// Additional validation can be added here
|
|
return nil
|
|
}
|
|
|
|
func (v *FileValidatorImpl) ValidateListFilesRequest(req *contract.ListFilesRequest) error {
|
|
if req == nil {
|
|
return fmt.Errorf("request cannot be nil")
|
|
}
|
|
|
|
if req.Page < 1 {
|
|
return fmt.Errorf("page must be greater than 0")
|
|
}
|
|
|
|
if req.Limit < 1 || req.Limit > 100 {
|
|
return fmt.Errorf("limit must be between 1 and 100")
|
|
}
|
|
|
|
// Validate file type if provided
|
|
if req.FileType != nil && !constants.IsValidFileType(constants.FileType(*req.FileType)) {
|
|
return fmt.Errorf("invalid file type: %s", *req.FileType)
|
|
}
|
|
|
|
return nil
|
|
}
|