package srv_mwacc

import (
	"context"
	"strings"
	"time"
	"videoweb/pub/common/crypt"
	"videoweb/pub/common/enum/consts"
	"videoweb/pub/common/log"
	"videoweb/pub/common/srvdef"
	"videoweb/pub/common/utils"
	"videoweb/pub/models/mwacc"
	"videoweb/web/webg"

	"go.mongodb.org/mongo-driver/bson"
)

func generateToken(userID int64) (string, error) {
	return utils.GenerateUserToken(utils.UserClaims{UserID: userID, Expire: consts.AdminJwtTokenExpire}, webg.Conf.JwtKey)
}

// AccSLogin 账号登录
func AccSLogin(ctx context.Context, acc string, pwd string) (*mwacc.MwAcc, *srvdef.SrvErr) {
	var data *mwacc.MwAcc
	res, dataErr := mwacc.FindOneAccByFilter(ctx, bson.M{
		mwacc.FN.MwAcc.Acc: acc,
	})

	if dataErr != nil || res.Id == 0 {
		return data, srvdef.New(srvdef.AccountIsNotExists, srvdef.AccountIsNotExists.Msg(), "")
	}

	if !res.IsEnb {
		return data, srvdef.New(srvdef.AccountErrAccessForbid, srvdef.AccountErrAccessForbid.Msg(), "")
	}

	// 通过验证，再次验证密码是否正确
	md5pwd := crypt.StrToMd5(pwd)
	if res.Pwd != md5pwd {
		return data, srvdef.New(srvdef.AccountErrPasswordError, srvdef.AccountErrPasswordError.Msg(), "")
	}

	// slogin 仅允许角色名含“客服”的账号登录
	if !isCustomerServiceRole(ctx, res) {
		return data, srvdef.New(srvdef.ErrUserPermission, "仅客服角色可登录", "")
	}

	getToken, err := generateToken(res.Id)
	if err != nil {
		return data, srvdef.New(srvdef.GenerateTokenFailed, srvdef.GenerateTokenFailed.Msg(), "")
	}
	_ = mwacc.UpOneAccByFilter(ctx, bson.M{
		mwacc.FN.MwAcc.Id: res.Id,
	}, bson.M{
		mwacc.FN.MwAcc.LastTime: time.Now(),
	})
	// 更新最近登录时间
	data = res
	data.Token = getToken

	return data, nil
}

// isCustomerServiceRole 判断账号角色名是否包含“客服”
func isCustomerServiceRole(ctx context.Context, acc *mwacc.MwAcc) bool {
	if acc == nil {
		return false
	}
	roleName := acc.RoleName
	if roleName == "" && acc.RoleId > 0 {
		role, serr := mwacc.FindOneRoleByFilter(ctx, bson.M{mwacc.FN.MwRole.Id: acc.RoleId})
		if serr == nil && role != nil {
			roleName = role.Name
		}
	}
	return strings.Contains(roleName, "客服")
}

// AccLogin 账号登录（已取消谷歌验证，密码正确即登录）
func AccLogin(ctx context.Context, acc string, pwd string) (*mwacc.MwAcc, *srvdef.SrvErr) {
	var data *mwacc.MwAcc
	res, dataErr := mwacc.FindOneAccByFilter(ctx, bson.M{
		mwacc.FN.MwAcc.Acc: acc,
	})

	if dataErr != nil || res.Id == 0 {
		return data, srvdef.New(srvdef.AccountIsNotExists, srvdef.AccountIsNotExists.Msg(), "")
	}

	if !res.IsEnb {
		return data, srvdef.New(srvdef.AccountErrAccessForbid, srvdef.AccountErrAccessForbid.Msg(), "")
	}

	md5pwd := crypt.StrToMd5(pwd)
	if res.Pwd != md5pwd {
		return data, srvdef.New(srvdef.AccountErrPasswordError, srvdef.AccountErrPasswordError.Msg(), "")
	}

	getToken, err := generateToken(res.Id)
	if err != nil {
		return data, srvdef.New(srvdef.GenerateTokenFailed, srvdef.GenerateTokenFailed.Msg(), "")
	}
	_ = mwacc.UpOneAccByFilter(ctx, bson.M{
		mwacc.FN.MwAcc.Id: res.Id,
	}, bson.M{
		mwacc.FN.MwAcc.LastTime: time.Now(),
	})
	data = res
	data.Token = getToken

	return data, nil
}

// 账号登录
func ProductAccountList(ctx context.Context, accId int64) ([]ProductAccountInfo, *srvdef.SrvErr) {
	resp := make([]ProductAccountInfo, 0)
	accInfo, serr := mwacc.FindOneAccByFilter(ctx, bson.M{
		mwacc.FN.MwAcc.Id: accId,
	})
	if serr != nil {
		log.Error("ProductAccountList FindOneAccByFilter", log.Any("serr", serr))
		return nil, srvdef.New(srvdef.ErrDbQueryError, "", "")
	}

	if accInfo.RoleId == 1000 {
		resp = append(resp, ProductAccountInfo{
			Id:   accInfo.Id,
			Name: accInfo.UserName,
		})
		return resp, nil
	}

	accList, lerr := mwacc.FindManyAccByFilter(ctx, bson.M{
		mwacc.FN.MwAcc.RoleId: 1000,
	})

	if lerr != nil {
		log.Error("ProductAccountList FindManyAccByFilter", log.Any("serr", serr))
		return nil, srvdef.New(srvdef.ErrDbQueryError, "", "")
	}

	for _, v := range accList {
		resp = append(resp, ProductAccountInfo{
			Id:   v.Id,
			Name: v.UserName,
		})
	}

	return resp, nil
}