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feat(计费): 支持账号计费倍率快照与统计展示

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- 新增 accounts.rate_multiplier（默认 1.0，允许 0）
- 使用 usage_logs.account_rate_multiplier 记录倍率快照，避免历史回算
- 统计/导出/管理端展示账号口径费用（total_cost * account_rate_multiplier）
This commit is contained in:
墨颜
2026-01-14 16:12:08 +08:00
parent 55fced3942
commit fb99ceacc7
48 changed files with 1386 additions and 273 deletions
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16
backend/ent/usagelog.go
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@@ -62,6 +62,8 @@ type UsageLog struct {
ActualCost float64 `json:"actual_cost,omitempty"`
// RateMultiplier holds the value of the "rate_multiplier" field.
RateMultiplier float64 `json:"rate_multiplier,omitempty"`
// AccountRateMultiplier holds the value of the "account_rate_multiplier" field.
AccountRateMultiplier *float64 `json:"account_rate_multiplier,omitempty"`
// BillingType holds the value of the "billing_type" field.
BillingType int8 `json:"billing_type,omitempty"`
// Stream holds the value of the "stream" field.
@@ -165,7 +167,7 @@ func (*UsageLog) scanValues(columns []string) ([]any, error) {
switch columns[i] {
case usagelog.FieldStream:
values[i] = new(sql.NullBool)
case usagelog.FieldInputCost, usagelog.FieldOutputCost, usagelog.FieldCacheCreationCost, usagelog.FieldCacheReadCost, usagelog.FieldTotalCost, usagelog.FieldActualCost, usagelog.FieldRateMultiplier:
case usagelog.FieldInputCost, usagelog.FieldOutputCost, usagelog.FieldCacheCreationCost, usagelog.FieldCacheReadCost, usagelog.FieldTotalCost, usagelog.FieldActualCost, usagelog.FieldRateMultiplier, usagelog.FieldAccountRateMultiplier:
values[i] = new(sql.NullFloat64)
case usagelog.FieldID, usagelog.FieldUserID, usagelog.FieldAPIKeyID, usagelog.FieldAccountID, usagelog.FieldGroupID, usagelog.FieldSubscriptionID, usagelog.FieldInputTokens, usagelog.FieldOutputTokens, usagelog.FieldCacheCreationTokens, usagelog.FieldCacheReadTokens, usagelog.FieldCacheCreation5mTokens, usagelog.FieldCacheCreation1hTokens, usagelog.FieldBillingType, usagelog.FieldDurationMs, usagelog.FieldFirstTokenMs, usagelog.FieldImageCount:
values[i] = new(sql.NullInt64)
@@ -316,6 +318,13 @@ func (_m *UsageLog) assignValues(columns []string, values []any) error {
} else if value.Valid {
_m.RateMultiplier = value.Float64
}
case usagelog.FieldAccountRateMultiplier:
if value, ok := values[i].(*sql.NullFloat64); !ok {
return fmt.Errorf("unexpected type %T for field account_rate_multiplier", values[i])
} else if value.Valid {
_m.AccountRateMultiplier = new(float64)
*_m.AccountRateMultiplier = value.Float64
}
case usagelog.FieldBillingType:
if value, ok := values[i].(*sql.NullInt64); !ok {
return fmt.Errorf("unexpected type %T for field billing_type", values[i])
@@ -500,6 +509,11 @@ func (_m *UsageLog) String() string {
builder.WriteString("rate_multiplier=")
builder.WriteString(fmt.Sprintf("%v", _m.RateMultiplier))
builder.WriteString(", ")
if v := _m.AccountRateMultiplier; v != nil {
builder.WriteString("account_rate_multiplier=")
builder.WriteString(fmt.Sprintf("%v", *v))
}
builder.WriteString(", ")
builder.WriteString("billing_type=")
builder.WriteString(fmt.Sprintf("%v", _m.BillingType))
builder.WriteString(", ")