package usage

// CensusAccount is one account's existence-count on one day.
type CensusAccount struct {
	Apps   int `json:"apps"`
	Routes int `json:"routes"`
}

// CensusDay is usage/census/<date>.json — the whole deployment's per-account
// counts, snapshotted once per UTC day by the console's economics pass so
// existence-metering has history even though the registry holds only live
// state.
type CensusDay struct {
	V        int                      `json:"v"` // 1
	Date     string                   `json:"date"`
	Accounts map[string]CensusAccount `json:"accounts"` // account name ("" normalized to "ops")
}

// CensusDayKey is the bucket key for a day's census.
func CensusDayKey(date string) string { return "usage/census/" + date + ".json" }

// CensusPrefix is the List prefix for census days.
const CensusPrefix = "usage/census/"