package logic

import (
	"context"

	"git.cialloo.com/CiallooWeb/ServerStatistics/app/internal/svc"
	"git.cialloo.com/CiallooWeb/ServerStatistics/app/internal/types"

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

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

// Get recent players who played within a specified time range
func NewRecentPlayLogic(ctx context.Context, svcCtx *svc.ServiceContext) *RecentPlayLogic {
	return &RecentPlayLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

func (l *RecentPlayLogic) RecentPlay(req *types.RecentPlayReq) (resp *types.RecentPlayResp, err error) {
	query := `
		SELECT steamid64, player_name, mapname, duration
		FROM steam_union.connection_log
		WHERE connection_type = 2
			AND log_time >= TO_TIMESTAMP($1 / 1000.0)
			AND log_time <= TO_TIMESTAMP($2 / 1000.0)
			AND duration >= $3
			AND steamid64 > 1
		ORDER BY duration DESC
		LIMIT $4
	`

	rows, err := l.svcCtx.DB.QueryContext(l.ctx, query, req.TimeRangeStart, req.TimeRangeEnd, req.LeastPlayTime, req.Limit)
	if err != nil {
		l.Errorf("Failed to query recent play: %v", err)
		return nil, err
	}
	defer rows.Close()

	var players []types.RecentPlayRespPlayer
	for rows.Next() {
		var player types.RecentPlayRespPlayer
		if err := rows.Scan(&player.SteamID64, &player.UserName, &player.MapName, &player.PlayTime); err != nil {
			l.Errorf("Failed to scan recent play: %v", err)
			continue
		}
		players = append(players, player)
	}

	return &types.RecentPlayResp{
		Players: players,
	}, nil
}