package admin_agent

import (
	"context"

	"ycc-server/app/main/model"
	"ycc-server/common/xerr"

	"github.com/pkg/errors"

	"ycc-server/app/main/api/internal/svc"
	"ycc-server/app/main/api/internal/types"

	"github.com/zeromicro/go-zero/core/logx"
)

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

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

func (l *AdminDowngradeAgentLogic) AdminDowngradeAgent(req *types.AdminDowngradeAgentReq) (resp *types.AdminDowngradeAgentResp, err error) {
	if req.AgentId == "" {
		return nil, errors.Wrapf(xerr.NewErrMsg("代理ID不能为空"), "")
	}

	_, err = l.svcCtx.AgentModel.FindOne(l.ctx, req.AgentId)
	if err != nil {
		if errors.Is(err, model.ErrNotFound) {
			return nil, errors.Wrapf(xerr.NewErrMsg("代理不存在"), "")
		}
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询代理失败, %v", err)
	}

	if err := l.svcCtx.AgentService.ProcessDowngrade(l.ctx, req.AgentId, req.ToLevel, req.Remark); err != nil {
		return nil, errors.Wrapf(xerr.NewErrMsg(err.Error()), "")
	}

	return &types.AdminDowngradeAgentResp{
		Success: true,
	}, nil
}