package user

import (
	model2 "SciencesServer/app/common/model"
	"SciencesServer/app/enterprise/model"
	"SciencesServer/app/handle"
	"SciencesServer/app/service"
	"SciencesServer/utils"
	"errors"
)

type Back struct {
	*service.SessionEnterprise
}

type BackHandle func(enterprise *service.SessionEnterprise) *Back

type (
	// BackInfo 银行卡信息
	BackInfo struct {
		ID string `json:"id"`
		*model2.UserManageBank
	}
	// BackParams 银行卡参数信息
	BackParams struct {
		Name, IDCard, BackCard, BackName string
	}
)

// checkIDCard 验证身份证号
func (c *BackParams) checkIDCard() bool {
	return utils.ValidateIDCard(c.IDCard)
}

// checkBankCard 验证银行卡号
func (c *BackParams) checkBankCard() bool {
	return true
}

// List 列表信息
func (c *Back) List() ([]*BackInfo, error) {
	mUserManageBack := model.NewUserManageBank()

	out := make([]*model2.UserManageBank, 0)

	where := []*model2.ModelWhereOrder{&model2.ModelWhereOrder{
		Where: model2.NewWhere("uid", c.ManageUID),
		Order: model2.NewOrder("is_default", model2.OrderModeToDesc),
	}}
	if err := model2.Find(mUserManageBack.UserManageBank, &out, where...); err != nil {
		return nil, err
	}
	list := make([]*BackInfo, 0)

	for _, v := range out {
		list = append(list, &BackInfo{ID: v.GetEncodeID(), UserManageBank: v})
	}
	return list, nil
}

// Bind 绑定
func (c *Back) Bind(params *BackParams, captcha string) error {
	pass, err := handle.NewCaptcha().Validate(&handle.CaptchaSms{
		Mobile: c.Mobile, Captcha: captcha,
	})
	if err != nil {
		return err
	} else if !pass {
		return errors.New("验证码错误或已过期")
	}

	if !params.checkIDCard() {
		return errors.New("身份证号信息错误")
	}
	if !params.checkBankCard() {
		return errors.New("银行卡信息错误")
	}
	mUserManageBack := model.NewUserManageBank()

	var count int64

	if err = model2.Count(mUserManageBack.UserManageBank, &count, model2.NewWhere("back_card", params.BackCard)); err != nil {
		return err
	} else if count > 0 {
		return errors.New("当前银行卡已被注册")
	}
	mUserManageBack.UID = c.ManageUID
	mUserManageBack.Name = params.Name
	mUserManageBack.IDCard = params.IDCard
	mUserManageBack.BankCard = params.BackCard
	mUserManageBack.BackName = params.BackName

	if err = model2.Count(mUserManageBack.UserManageBank, &count, model2.NewWhere("uid", c.ManageUID)); err != nil {
		return err
	} else if count <= 0 {
		mUserManageBack.IsDefault = model2.UserManageBankDefaultForYes
	}
	return model2.Create(mUserManageBack.UserManageBank)
}

// Unbind 解绑，直接删除
func (c *Back) Unbind(id uint64) error {
	mUserManageBack := model.NewUserManageBank()
	mUserManageBack.ID = id

	isExist, err := model2.FirstField(mUserManageBack.UserManageBank, []string{"id", "uid"})

	if err != nil {
		return err
	} else if !isExist {
		return errors.New("操作错误，绑定信息不存在")
	} else if mUserManageBack.UID != c.ManageUID {
		return errors.New("无权限操作")
	}
	return model2.Delete(mUserManageBack)
}

func NewBack() BackHandle {
	return func(enterprise *service.SessionEnterprise) *Back {
		return &Back{enterprise}
	}
}