package urbac

import (
	"context"

	"github.com/loveuer/urbac/internal/sqlType"
	"github.com/samber/lo"
)

type Role struct {
	CreatedAt      int64            `json:"created_at" gorm:"column:created_at;autoCreateTime:milli"`
	UpdatedAt      int64            `json:"updated_at" gorm:"column:updated_at;autoUpdateTime:milli"`
	DeletedAt      int64            `json:"deleted_at" gorm:"index;column:deleted_at;default:0"`
	Name           string           `json:"name" gorm:"primaryKey;column:name"`
	Label          string           `json:"label" gorm:"column:label"`
	Parent         string           `json:"parent" gorm:"column:parent"`
	PrivilegeCodes sqlType.StrSlice `json:"privilege_codes" gorm:"column:privilege_codes"`
}

func (u *Urbac) newRole(ctx context.Context, name, label, parent string, privileges ...*Privilege) (*Role, error) {
	ps := lo.FilterMap(
		privileges,
		func(p *Privilege, _ int) (string, bool) {
			if p == nil {
				return "", false
			}

			return p.Code, p.Code != ""
		},
	)

	r := &Role{
		Name:           name,
		Label:          label,
		Parent:         parent,
		PrivilegeCodes: ps,
	}

	if err := u.store.Session(ctx).Create(r).Error; err != nil {
		return nil, err
	}

	return r, nil
}

func (u *Urbac) GetRole(ctx context.Context, name string) (*Role, error) {
	var r Role
	if err := u.store.Session(ctx).Take(&r, "name = ?", name).Error; err != nil {
		return nil, err
	}

	return &r, nil
}