package promo

import (
	"context"

	promoModel "github.com/perfect-panel/server/internal/model/promo"
	"github.com/perfect-panel/server/internal/svc"
	"github.com/perfect-panel/server/internal/types"
	"github.com/perfect-panel/server/pkg/logger"
)

type GetPromoRuleListLogic struct {
	logger.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

// Get promo rule list
func NewGetPromoRuleListLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetPromoRuleListLogic {
	return &GetPromoRuleListLogic{
		Logger: logger.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

func (l *GetPromoRuleListLogic) GetPromoRuleList(req *types.GetPromoRuleListRequest) (*types.GetPromoRuleListResponse, error) {
	total, list, err := l.svcCtx.PromoModel.QueryRuleList(l.ctx, promoModel.RuleFilter{
		Page:    int(req.Page),
		Size:    int(req.Size),
		Type:    req.Type,
		Enabled: req.Enabled,
		Search:  req.Search,
	})
	if err != nil {
		l.Errorw("[GetPromoRuleList] Database Error", logger.Field("error", err.Error()))
		return nil, wrapQueryError("get promo rule list failed", err)
	}
	resp := &types.GetPromoRuleListResponse{
		Total: total,
		List:  make([]types.PromoRule, 0, len(list)),
	}
	for _, item := range list {
		resp.List = append(resp.List, toRuleResponse(item))
	}
	return resp, nil
}