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epoch_info.go
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epoch_info.go
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// Copyright 2022 Evmos Foundation
// This file is part of the Evmos Network packages.
//
// Evmos 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 Evmos packages are 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 Evmos packages. If not, see https://github.com/evmos/evmos/blob/main/LICENSE
package types
import (
"errors"
"fmt"
"strings"
)
// StartInitialEpoch sets the epoch info fields to their start values
func (ei *EpochInfo) StartInitialEpoch() {
ei.EpochCountingStarted = true
ei.CurrentEpoch = 1
ei.CurrentEpochStartTime = ei.StartTime
}
// EndEpoch increments the epoch counter and resets the epoch start time
func (ei *EpochInfo) EndEpoch() {
ei.CurrentEpoch++
ei.CurrentEpochStartTime = ei.CurrentEpochStartTime.Add(ei.Duration)
}
// Validate performs a stateless validation of the epoch info fields
func (ei EpochInfo) Validate() error {
if strings.TrimSpace(ei.Identifier) == "" {
return errors.New("epoch identifier cannot be blank")
}
if ei.Duration == 0 {
return errors.New("epoch duration cannot be 0")
}
if ei.CurrentEpoch < 0 {
return fmt.Errorf("current epoch cannot be negative: %d", ei.CurrentEpochStartHeight)
}
if ei.CurrentEpochStartHeight < 0 {
return fmt.Errorf("current epoch start height cannot be negative: %d", ei.CurrentEpochStartHeight)
}
return nil
}