// Copyright 2022 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

package snapshot

import "github.com/ethereum/go-ethereum/metrics"

// Metrics in generation
var (
	snapGeneratedAccountMeter     = metrics.NewRegisteredMeter("state/snapshot/generation/account/generated", nil)
	snapRecoveredAccountMeter     = metrics.NewRegisteredMeter("state/snapshot/generation/account/recovered", nil)
	snapWipedAccountMeter         = metrics.NewRegisteredMeter("state/snapshot/generation/account/wiped", nil)
	snapMissallAccountMeter       = metrics.NewRegisteredMeter("state/snapshot/generation/account/missall", nil)
	snapGeneratedStorageMeter     = metrics.NewRegisteredMeter("state/snapshot/generation/storage/generated", nil)
	snapRecoveredStorageMeter     = metrics.NewRegisteredMeter("state/snapshot/generation/storage/recovered", nil)
	snapWipedStorageMeter         = metrics.NewRegisteredMeter("state/snapshot/generation/storage/wiped", nil)
	snapMissallStorageMeter       = metrics.NewRegisteredMeter("state/snapshot/generation/storage/missall", nil)
	snapDanglingStorageMeter      = metrics.NewRegisteredMeter("state/snapshot/generation/storage/dangling", nil)
	snapSuccessfulRangeProofMeter = metrics.NewRegisteredMeter("state/snapshot/generation/proof/success", nil)
	snapFailedRangeProofMeter     = metrics.NewRegisteredMeter("state/snapshot/generation/proof/failure", nil)

	// snapAccountProveCounter measures time spent on the account proving
	snapAccountProveCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/account/prove", nil)
	// snapAccountTrieReadCounter measures time spent on the account trie iteration
	snapAccountTrieReadCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/account/trieread", nil)
	// snapAccountSnapReadCounter measures time spent on the snapshot account iteration
	snapAccountSnapReadCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/account/snapread", nil)
	// snapAccountWriteCounter measures time spent on writing/updating/deleting accounts
	snapAccountWriteCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/account/write", nil)
	// snapStorageProveCounter measures time spent on storage proving
	snapStorageProveCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/storage/prove", nil)
	// snapStorageTrieReadCounter measures time spent on the storage trie iteration
	snapStorageTrieReadCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/storage/trieread", nil)
	// snapStorageSnapReadCounter measures time spent on the snapshot storage iteration
	snapStorageSnapReadCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/storage/snapread", nil)
	// snapStorageWriteCounter measures time spent on writing/updating storages
	snapStorageWriteCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/storage/write", nil)
	// snapStorageCleanCounter measures time spent on deleting storages
	snapStorageCleanCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/storage/clean", nil)
)

// Metrics in reading and writing
var (
	snapshotCleanAccountHitMeter   = metrics.NewRegisteredMeter("state/snapshot/clean/account/hit", nil)
	snapshotCleanAccountMissMeter  = metrics.NewRegisteredMeter("state/snapshot/clean/account/miss", nil)
	snapshotCleanAccountInexMeter  = metrics.NewRegisteredMeter("state/snapshot/clean/account/inex", nil)
	snapshotCleanAccountReadMeter  = metrics.NewRegisteredMeter("state/snapshot/clean/account/read", nil)
	snapshotCleanAccountWriteMeter = metrics.NewRegisteredMeter("state/snapshot/clean/account/write", nil)

	snapshotCleanStorageHitMeter   = metrics.NewRegisteredMeter("state/snapshot/clean/storage/hit", nil)
	snapshotCleanStorageMissMeter  = metrics.NewRegisteredMeter("state/snapshot/clean/storage/miss", nil)
	snapshotCleanStorageInexMeter  = metrics.NewRegisteredMeter("state/snapshot/clean/storage/inex", nil)
	snapshotCleanStorageReadMeter  = metrics.NewRegisteredMeter("state/snapshot/clean/storage/read", nil)
	snapshotCleanStorageWriteMeter = metrics.NewRegisteredMeter("state/snapshot/clean/storage/write", nil)

	snapshotDirtyAccountHitMeter   = metrics.NewRegisteredMeter("state/snapshot/dirty/account/hit", nil)
	snapshotDirtyAccountMissMeter  = metrics.NewRegisteredMeter("state/snapshot/dirty/account/miss", nil)
	snapshotDirtyAccountInexMeter  = metrics.NewRegisteredMeter("state/snapshot/dirty/account/inex", nil)
	snapshotDirtyAccountReadMeter  = metrics.NewRegisteredMeter("state/snapshot/dirty/account/read", nil)
	snapshotDirtyAccountWriteMeter = metrics.NewRegisteredMeter("state/snapshot/dirty/account/write", nil)

	snapshotDirtyStorageHitMeter   = metrics.NewRegisteredMeter("state/snapshot/dirty/storage/hit", nil)
	snapshotDirtyStorageMissMeter  = metrics.NewRegisteredMeter("state/snapshot/dirty/storage/miss", nil)
	snapshotDirtyStorageInexMeter  = metrics.NewRegisteredMeter("state/snapshot/dirty/storage/inex", nil)
	snapshotDirtyStorageReadMeter  = metrics.NewRegisteredMeter("state/snapshot/dirty/storage/read", nil)
	snapshotDirtyStorageWriteMeter = metrics.NewRegisteredMeter("state/snapshot/dirty/storage/write", nil)

	snapshotDirtyAccountHitDepthHist = metrics.NewRegisteredHistogram("state/snapshot/dirty/account/hit/depth", nil, metrics.NewExpDecaySample(1028, 0.015))
	snapshotDirtyStorageHitDepthHist = metrics.NewRegisteredHistogram("state/snapshot/dirty/storage/hit/depth", nil, metrics.NewExpDecaySample(1028, 0.015))

	snapshotFlushAccountItemMeter = metrics.NewRegisteredMeter("state/snapshot/flush/account/item", nil)
	snapshotFlushAccountSizeMeter = metrics.NewRegisteredMeter("state/snapshot/flush/account/size", nil)
	snapshotFlushStorageItemMeter = metrics.NewRegisteredMeter("state/snapshot/flush/storage/item", nil)
	snapshotFlushStorageSizeMeter = metrics.NewRegisteredMeter("state/snapshot/flush/storage/size", nil)

	snapshotBloomIndexTimer = metrics.NewRegisteredResettingTimer("state/snapshot/bloom/index", nil)
	snapshotBloomErrorGauge = metrics.NewRegisteredGaugeFloat64("state/snapshot/bloom/error", nil)

	snapshotBloomAccountTrueHitMeter  = metrics.NewRegisteredMeter("state/snapshot/bloom/account/truehit", nil)
	snapshotBloomAccountFalseHitMeter = metrics.NewRegisteredMeter("state/snapshot/bloom/account/falsehit", nil)
	snapshotBloomAccountMissMeter     = metrics.NewRegisteredMeter("state/snapshot/bloom/account/miss", nil)

	snapshotBloomStorageTrueHitMeter  = metrics.NewRegisteredMeter("state/snapshot/bloom/storage/truehit", nil)
	snapshotBloomStorageFalseHitMeter = metrics.NewRegisteredMeter("state/snapshot/bloom/storage/falsehit", nil)
	snapshotBloomStorageMissMeter     = metrics.NewRegisteredMeter("state/snapshot/bloom/storage/miss", nil)
)