package resolver

type ResolverSummaryLogInput struct {
	DomainsTotal            int
	FreshCount              int
	CacheNegativeHits       int
	QuarantineHits          int
	StaleHits               int
	ResolvedTotal           int
	UnresolvedAfterAttempts int
	LiveBatchTarget         int
	LiveDeferred            int
	LiveP1                  int
	LiveP2                  int
	LiveP3                  int
	LiveBatchNXHeavyPct     int
	LiveNXHeavyTotal        int
	LiveNXHeavySkip         int
	StaticEntries           int
	StaticSkipped           int
	UniqueIPs               int
	DirectIPs               int
	WildcardIPs             int
	PtrLookups              int
	PtrErrors               int
	DNSStats                DNSMetrics
	TimeoutRecheck          ResolverTimeoutRecheckStats
	DurationMS              int64
	DomainStateSummary      string
	ResolvedNowDNS          int
	ResolvedNowStale        int
	PrecheckDue             bool
	PrecheckScheduled       int
	PrecheckStatePath       string
}

func LogResolverSummary(in ResolverSummaryLogInput, logf func(string, ...any)) {
	if logf == nil {
		return
	}

	dnsErrors := in.DNSStats.TotalErrors()
	unresolved := in.DomainsTotal - in.ResolvedTotal
	unresolvedSuppressed := in.CacheNegativeHits + in.QuarantineHits + in.LiveDeferred

	logf(
		"resolve summary: domains=%d cache_hits=%d cache_neg_hits=%d quarantine_hits=%d stale_hits=%d resolved_now=%d unresolved=%d unresolved_live=%d unresolved_suppressed=%d live_batch_target=%d live_batch_deferred=%d live_batch_p1=%d live_batch_p2=%d live_batch_p3=%d live_batch_nxheavy_pct=%d live_batch_nxheavy_total=%d live_batch_nxheavy_skip=%d static_entries=%d static_skipped=%d unique_ips=%d direct_ips=%d wildcard_ips=%d ptr_lookups=%d ptr_errors=%d dns_attempts=%d dns_ok=%d dns_nxdomain=%d dns_timeout=%d dns_temporary=%d dns_other=%d dns_cooldown_skips=%d dns_errors=%d timeout_recheck_checked=%d timeout_recheck_recovered=%d timeout_recheck_recovered_ips=%d timeout_recheck_still_timeout=%d timeout_recheck_now_nxdomain=%d timeout_recheck_now_temporary=%d timeout_recheck_now_other=%d timeout_recheck_no_signal=%d duration_ms=%d",
		in.DomainsTotal,
		in.FreshCount,
		in.CacheNegativeHits,
		in.QuarantineHits,
		in.StaleHits,
		in.ResolvedTotal-in.FreshCount,
		unresolved,
		in.UnresolvedAfterAttempts,
		unresolvedSuppressed,
		in.LiveBatchTarget,
		in.LiveDeferred,
		in.LiveP1,
		in.LiveP2,
		in.LiveP3,
		in.LiveBatchNXHeavyPct,
		in.LiveNXHeavyTotal,
		in.LiveNXHeavySkip,
		in.StaticEntries,
		in.StaticSkipped,
		in.UniqueIPs,
		in.DirectIPs,
		in.WildcardIPs,
		in.PtrLookups,
		in.PtrErrors,
		in.DNSStats.Attempts,
		in.DNSStats.OK,
		in.DNSStats.NXDomain,
		in.DNSStats.Timeout,
		in.DNSStats.Temporary,
		in.DNSStats.Other,
		in.DNSStats.Skipped,
		dnsErrors,
		in.TimeoutRecheck.Checked,
		in.TimeoutRecheck.Recovered,
		in.TimeoutRecheck.RecoveredIPs,
		in.TimeoutRecheck.StillTimeout,
		in.TimeoutRecheck.NowNXDomain,
		in.TimeoutRecheck.NowTemporary,
		in.TimeoutRecheck.NowOther,
		in.TimeoutRecheck.NoSignal,
		in.DurationMS,
	)
	if perUpstream := in.DNSStats.FormatPerUpstream(); perUpstream != "" {
		logf("resolve dns upstreams: %s", perUpstream)
	}
	if health := in.DNSStats.FormatResolverHealth(); health != "" {
		logf("resolve dns health: %s", health)
	}
	if in.DomainStateSummary != "" {
		logf("resolve domain states: %s", in.DomainStateSummary)
	}
	logf(
		"resolve breakdown: resolved_now_total=%d resolved_now_dns=%d resolved_now_stale=%d skipped_neg=%d skipped_quarantine=%d deferred_live_batch=%d unresolved_after_attempts=%d",
		in.ResolvedTotal-in.FreshCount,
		in.ResolvedNowDNS,
		in.ResolvedNowStale,
		in.CacheNegativeHits,
		in.QuarantineHits,
		in.LiveDeferred,
		in.UnresolvedAfterAttempts,
	)
	if in.PrecheckDue {
		logf("resolve precheck done: scheduled=%d state=%s", in.PrecheckScheduled, in.PrecheckStatePath)
	}
}