package agent

import (
	"context"

	"github.com/pkg/errors"
	"github.com/zeromicro/go-zero/core/logx"
	"qnc-server/app/main/api/internal/svc"
	"qnc-server/app/main/api/internal/types"
	"qnc-server/app/main/model"
	"qnc-server/common/ctxdata"
	"qnc-server/common/xerr"
)

type CheckOrderAgentLogic struct {
	logx.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

func NewCheckOrderAgentLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CheckOrderAgentLogic {
	return &CheckOrderAgentLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

// CheckOrderAgent 判断订单是否为当前代理推广的订单（通过 agent_order 关联）
func (l *CheckOrderAgentLogic) CheckOrderAgent(req *types.CheckOrderAgentReq) (resp *types.CheckOrderAgentResp, err error) {
	if req.OrderId == "" {
		return &types.CheckOrderAgentResp{IsAgentOrder: false}, nil
	}
	userID, err := ctxdata.GetUidFromCtx(l.ctx)
	if err != nil {
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "获取用户信息失败, %v", err)
	}
	agent, err := l.svcCtx.AgentModel.FindOneByUserId(l.ctx, userID)
	if err != nil {
		if errors.Is(err, model.ErrNotFound) {
			return &types.CheckOrderAgentResp{IsAgentOrder: false}, nil
		}
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询代理信息失败, %v", err)
	}
	agentOrder, err := l.svcCtx.AgentOrderModel.FindOneByOrderId(l.ctx, req.OrderId)
	if err != nil {
		if errors.Is(err, model.ErrNotFound) {
			return &types.CheckOrderAgentResp{IsAgentOrder: false}, nil
		}
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询订单关联失败, %v", err)
	}
	return &types.CheckOrderAgentResp{IsAgentOrder: agentOrder.AgentId == agent.Id}, nil
}