cosmos-sdk/x/auth/keeper/genesis.go
testinginprod 3d15f9edf2
refactor(auth): use collections for Account state management (#16016)
Co-authored-by: unknown unknown <unknown@unknown>
2023-05-26 09:26:58 +00:00

50 lines
1.4 KiB
Go

package keeper
import (
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/auth/types"
)
// InitGenesis - Init store state from genesis data
//
// CONTRACT: old coins from the FeeCollectionKeeper need to be transferred through
// a genesis port script to the new fee collector account
func (ak AccountKeeper) InitGenesis(ctx sdk.Context, data types.GenesisState) {
if err := ak.Params.Set(ctx, data.Params); err != nil {
panic(err)
}
accounts, err := types.UnpackAccounts(data.Accounts)
if err != nil {
panic(err)
}
accounts = types.SanitizeGenesisAccounts(accounts)
// Set the accounts and make sure the global account number matches the largest account number (even if zero).
var lastAccNum *uint64
for _, acc := range accounts {
accNum := acc.GetAccountNumber()
for lastAccNum == nil || *lastAccNum < accNum {
n := ak.NextAccountNumber(ctx)
lastAccNum = &n
}
ak.SetAccount(ctx, acc)
}
ak.GetModuleAccount(ctx, types.FeeCollectorName)
}
// ExportGenesis returns a GenesisState for a given context and keeper
func (ak AccountKeeper) ExportGenesis(ctx sdk.Context) *types.GenesisState {
params := ak.GetParams(ctx)
var genAccounts types.GenesisAccounts
ak.IterateAccounts(ctx, func(account sdk.AccountI) bool {
genAccount := account.(types.GenesisAccount)
genAccounts = append(genAccounts, genAccount)
return false
})
return types.NewGenesisState(params, genAccounts)
}