package entity

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

const (
	FieldID               = "ID"
	FieldTenantID         = "TenantID"
	FieldCreateUserID     = "CreateUserID"
	FieldLastUpdateUserID = "LastUpdateUserID"
	FieldCreatedTime      = "CreatedTime"
	FieldLastUpdatedTime  = "LastUpdatedTime"
)

const (
	ColumnID               = "id"
	ColumnTenantID         = "tenant_id"
	ColumnCreateUserID     = "create_user_id"
	ColumnLastUpdateUserID = "last_update_user_id"
	ColumnCreatedTime      = "created_time"
	ColumnLastUpdatedTime  = "last_updated_time"
)

type TenantIDField struct {
	TenantID string `sqlmapping:"column:tenant_id;" sqlresult:"column:tenant_id;" check:"required,len=32"`
}

type UserIDFields struct {
	CreateUserID     string `sqlmapping:"column:create_user_id;" sqlresult:"column:create_user_id;" check:"required,len=32"`
	LastUpdateUserID string `sqlmapping:"column:last_update_user_id;" sqlresult:"column:last_update_user_id;" check:"required,len=32"`
}

type TimeFields struct {
	CreatedTime     time.Time `sqlmapping:"column:created_time;" sqlresult:"column:created_time;"`
	LastUpdatedTime time.Time `sqlmapping:"column:last_updated_time;" sqlresult:"column:last_updated_time;"`
}

func CheckFieldID(entity Entity) error {
	return checkIDTypeField(entity, FieldID, "ID")
}

func CheckFieldTenantID(entity Entity) error {
	return checkIDTypeField(entity, FieldTenantID, "租户ID")
}

func CheckFieldCreateUserID(entity Entity) error {
	return checkIDTypeField(entity, FieldCreateUserID, "创建用户ID")
}

func CheckFieldLastUpdateUserID(entity Entity) error {
	return checkIDTypeField(entity, FieldLastUpdateUserID, "最近更新用户ID")
}

func CheckFieldIDResult(checkResult check.Result) error {
	return checkIDTypeResult(checkResult, FieldID, "ID")
}

func CheckFieldTenantIDResult(checkResult check.Result) error {
	return checkIDTypeResult(checkResult, FieldTenantID, "租户ID")
}

func CheckFieldCreateUserIDResult(checkResult check.Result) error {
	return checkIDTypeResult(checkResult, FieldCreateUserID, "创建用户ID")
}

func CheckFieldLastUpdateUserIDResult(checkResult check.Result) error {
	return checkIDTypeResult(checkResult, FieldLastUpdateUserID, "最近更新用户ID")
}

func checkIDTypeField(entity Entity, fieldName string, fieldCNName string) error {
	checkResult := check.Struct(entity, map[string]string{
		fieldName: entity.DomainCNName() + fieldCNName,
	})

	err := checkResult.CheckFields(fieldName)
	if err != nil {
		return errors.New(entity.DomainCNName() + ": " + err.Error())
	}

	return nil
}

func checkIDTypeResult(checkResult check.Result, domainCNName string, fieldName string) error {
	err := checkResult.CheckFields(fieldName)
	if err != nil {
		return errors.New(domainCNName + ": " + err.Error())
	}

	return nil
}

const (
	idLen = 32
)

func CheckIDTypeValue(domainCNName string, fieldCNName string, id string) error {
	if strutils.IsStringEmpty(id) {
		return errors.New(domainCNName + fieldCNName + "为空")
	}

	if len(id) != idLen {
		return errors.New(domainCNName + fieldCNName + "长度不正确")
	}

	return nil
}