package role

import (
	"git.sxidc.com/go-framework/baize/framework/core/domain"
	"git.sxidc.com/go-framework/baize/framework/core/domain/entity"
	"git.sxidc.com/go-framework/baize/framework/core/tag/check"
	"git.sxidc.com/go-tools/utils/strutils"
	"github.com/pkg/errors"
)

const (
	FieldName        = "Name"
	FieldDescription = "Description"
)

var (
	ColumnName        = domain.ColumnName(FieldName)
	ColumnDescription = domain.ColumnName(FieldDescription)
)

var fieldMap = map[string]string{
	FieldName:        "角色名称",
	FieldDescription: "角色描述",
}

type Entity struct {
	entity.Base
	Name        string `sqlmapping:"column:name" sqlresult:"column:name" check:"required,lte=256"`
	Description string `sqlmapping:"column:description;updateClear" sqlresult:"column:description"`

	UserIDs       []string `sqlmapping:"-" sqlresult:"-"`
	PermissionIDs []string `sqlmapping:"-" sqlresult:"-"`

	entity.UserIDFields
	entity.TimeFields
}

func (e *Entity) DomainCNName() string {
	return "角色"
}

func (e *Entity) DomainCamelName() string {
	return "Role"
}

func (e *Entity) ForCreate() error {
	checkResult := check.Struct(e, fieldMap)

	err := entity.CheckFieldIDResult(checkResult)
	if err != nil {
		return err
	}

	err = domain.CheckField(checkResult, e.DomainCNName(), FieldName)
	if err != nil {
		return err
	}

	err = entity.CheckFieldCreateUserIDResult(checkResult)
	if err != nil {
		return err
	}

	e.LastUpdateUserID = e.CreateUserID

	return nil
}

func (e *Entity) ForDelete() error {
	checkResult := check.Struct(e, fieldMap)

	err := entity.CheckFieldIDResult(checkResult)
	if err != nil {
		return err
	}

	return nil
}

func (e *Entity) ForUpdate() error {
	checkResult := check.Struct(e, fieldMap)

	err := entity.CheckFieldIDResult(checkResult)
	if err != nil {
		return err
	}

	err = entity.CheckFieldLastUpdateUserIDResult(checkResult)
	if err != nil {
		return err
	}

	err = e.checkUpdateFields(checkResult)
	if err != nil {
		return err
	}

	return nil
}

func (e *Entity) checkUpdateFields(checkResult check.Result) error {
	if strutils.AllBlank(e.Name) {
		return errors.New(e.DomainCNName() + "没有传递需要更新的字段")
	}

	if strutils.IsStringNotEmpty(e.Name) {
		err := domain.CheckField(checkResult, e.DomainCNName(), FieldName)
		if err != nil {
			return err
		}
	}

	return nil
}