package iot_card

import (
	"context"

	"github.com/break/junhong_cmp_fiber/internal/gateway"
	"github.com/break/junhong_cmp_fiber/pkg/errors"
)

// validateCardAccess 通过 ICCID 验证卡存在且当前用户有权限访问
// 利用 GORM 数据权限回调自动过滤，确保越权请求返回 404
func (s *Service) validateCardAccess(ctx context.Context, iccid string) error {
	_, err := s.iotCardStore.GetByICCID(ctx, iccid)
	if err != nil {
		return errors.New(errors.CodeNotFound, "卡不存在或无权限访问")
	}
	return nil
}

// GatewayQueryCardStatus 查询卡实时状态
func (s *Service) GatewayQueryCardStatus(ctx context.Context, iccid string) (*gateway.CardStatusResp, error) {
	if err := s.validateCardAccess(ctx, iccid); err != nil {
		return nil, err
	}
	return s.gatewayClient.QueryCardStatus(ctx, &gateway.CardStatusReq{
		CardNo: iccid,
	})
}

// GatewayQueryFlow 查询流量使用情况
func (s *Service) GatewayQueryFlow(ctx context.Context, iccid string) (*gateway.FlowUsageResp, error) {
	if err := s.validateCardAccess(ctx, iccid); err != nil {
		return nil, err
	}
	return s.gatewayClient.QueryFlow(ctx, &gateway.FlowQueryReq{
		CardNo: iccid,
	})
}

// GatewayQueryRealnameStatus 查询实名认证状态
func (s *Service) GatewayQueryRealnameStatus(ctx context.Context, iccid string) (*gateway.RealnameStatusResp, error) {
	if err := s.validateCardAccess(ctx, iccid); err != nil {
		return nil, err
	}
	return s.gatewayClient.QueryRealnameStatus(ctx, &gateway.CardStatusReq{
		CardNo: iccid,
	})
}

// GatewayGetRealnameLink 获取实名认证跳转链接
func (s *Service) GatewayGetRealnameLink(ctx context.Context, iccid string) (*gateway.RealnameLinkResp, error) {
	if err := s.validateCardAccess(ctx, iccid); err != nil {
		return nil, err
	}
	return s.gatewayClient.GetRealnameLink(ctx, &gateway.CardStatusReq{
		CardNo: iccid,
	})
}

// GatewayStopCard 停止卡服务（通过 Gateway API）
func (s *Service) GatewayStopCard(ctx context.Context, iccid string) error {
	if err := s.validateCardAccess(ctx, iccid); err != nil {
		return err
	}
	return s.gatewayClient.StopCard(ctx, &gateway.CardOperationReq{
		CardNo: iccid,
	})
}

// GatewayStartCard 恢复卡服务（通过 Gateway API）
func (s *Service) GatewayStartCard(ctx context.Context, iccid string) error {
	if err := s.validateCardAccess(ctx, iccid); err != nil {
		return err
	}
	return s.gatewayClient.StartCard(ctx, &gateway.CardOperationReq{
		CardNo: iccid,
	})
}