weightedlb

type CostAwareLB struct {
	// contains filtered or unexported fields
}

type CostAwareWeightRecord struct {
	ChannelID     int64
	BaseWeight    int
	DynamicWeight float64
	AvgResponseMs float64
	SuccessCount  int64
	FailureCount  int64
	Balance       float64 // 渠道余额
	CostPerToken  float64 // 上游单价 (USD/1M tokens)
	QualityScore  float64 // 质量评分 (0-1)
	LastUpdated   time.Time
}

type CostWeights struct {
	ResponseTime float64 `json:"response_time"`
	SuccessRate  float64 `json:"success_rate"`
	Cost         float64 `json:"cost"`
	Balance      float64 `json:"balance"`
}

type WeightRecord struct {
	ChannelID     int64
	BaseWeight    int
	DynamicWeight float64
	AvgResponseMs float64
	SuccessCount  int64
	FailureCount  int64
	Balance       float64 // 渠道余额（成本代理）
	LastUpdated   time.Time
}

type WeightedLB struct {
	// contains filtered or unexported fields
}