package huya

import (
	"context"
	"fmt"
	"strings"
	"time"
)

// ActivityClient 抽象虎牙活动接口，HTTP 与 WSS 传输都实现它。
type ActivityClient interface {
	GetActPrizeList(ctx context.Context, uid int64, cookie string, sid int32) (*GetActPrizeListResp, error)
	QueryUserScore(ctx context.Context, uid int64, cookie string, sid int32) (*GetUserScoreResp, error)
	GetUserPrizeRecords(ctx context.Context, uid int64, cookie string, sid int32) (*GetUserPrizeRecordsResp, error)
	ScoreExchangePrize(ctx context.Context, uid int64, cookie string, sid, pid int32) (*ScoreExchangePrizeResp, error)
}

// NewActivityClient 按传输层创建活动客户端，供 CLI 和 GUI 共用。
// 默认走 wss（留空即 wss）；需要回退时显式传 "http"。
func NewActivityClient(transport, wssHost string, timeout time.Duration, logger func(string)) (ActivityClient, func(), error) {
	switch strings.ToLower(strings.TrimSpace(transport)) {
	case "", "wss", "ws", "websocket":
		client := NewWSSClient(logger)
		// 留空（或沿用历史默认 host）表示交给 launch.queryHttpDns 自动解析，
		// 只有显式指定的其它 host 才固定使用。
		host := strings.TrimSpace(wssHost)
		if host != "" && host != DefaultWSSHost {
			client.Host = host
		}
		if timeout > 0 {
			client.CallTimeout = timeout
		}
		return client, func() { _ = client.Close() }, nil
	case "http":
		client := NewHTTPClient(logger)
		if timeout > 0 {
			client.Client.Timeout = timeout
		}
		return client, func() {}, nil
	default:
		return nil, func() {}, fmt.Errorf("未知传输层: %s", transport)
	}
}