template-monorepo/internal/model/permission/usecase/errors.go

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package usecase
import (
"errors"
"strings"
errs "gateway/internal/library/errors"
"gateway/internal/library/errors/code"
permission "gateway/internal/model/permission/domain"
)
var errb = errs.For(code.Permission)
// wrapRepoErr converts repository sentinel errors into structured errs
// with the right HTTP/gRPC mapping. All usecase methods funnel repo
// errors through this helper to keep the surface uniform.
func wrapRepoErr(err error, msg ...string) error {
if err == nil {
return nil
}
switch {
case errors.Is(err, permission.ErrPermissionNotFound):
return errb.ResNotFound("permission not found").WithCause(err)
case errors.Is(err, permission.ErrPermissionDup):
return errb.ResAlreadyExist("permission already exists").WithCause(err)
case errors.Is(err, permission.ErrRoleNotFound):
return errb.ResNotFound("role not found").WithCause(err)
case errors.Is(err, permission.ErrRoleDuplicate):
return errb.ResAlreadyExist("role already exists in tenant").WithCause(err)
case errors.Is(err, permission.ErrRoleSystemImmutable):
return errb.ResInvalidState("system role is immutable").WithCause(err)
case errors.Is(err, permission.ErrRoleNotInTenant):
return errb.ResNotFound("role not in tenant").WithCause(err)
case errors.Is(err, permission.ErrRoleKeyReserved):
return errb.InputInvalidFormat("role key uses reserved prefix").WithCause(err)
case errors.Is(err, permission.ErrRoleKeyInvalid):
return errb.InputInvalidFormat("role key format invalid").WithCause(err)
case errors.Is(err, permission.ErrUserRoleNotFound):
return errb.ResNotFound("user role not found").WithCause(err)
case errors.Is(err, permission.ErrUserRoleDuplicate):
return errb.ResAlreadyExist("user role already assigned").WithCause(err)
case errors.Is(err, permission.ErrRoleMappingNotFound):
return errb.ResNotFound("role mapping not found").WithCause(err)
case errors.Is(err, permission.ErrRoleMappingDuplicate):
return errb.ResAlreadyExist("role mapping already exists").WithCause(err)
case errors.Is(err, permission.ErrCasbinNotConfigured):
return errb.SysNotImplemented("casbin enforcer not configured").WithCause(err)
case errors.Is(err, permission.ErrInvalidStatus):
return errb.InputInvalidFormat("invalid status").WithCause(err)
}
if e := errs.FromError(err); e != nil {
return err
}
m := strings.TrimSpace(strings.Join(msg, " "))
if m == "" {
m = "permission repository error"
}
return errb.DBError(m).WithCause(err)
}