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genesis.go
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genesis.go
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package keeper
import (
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/MonOsmosis/osmosis/v10/x/tokenfactory/types"
)
// InitGenesis initializes the tokenfactory module's state from a provided genesis
// state.
func (k Keeper) InitGenesis(ctx sdk.Context, genState types.GenesisState) {
k.CreateModuleAccount(ctx)
if genState.Params.DenomCreationFee == nil {
genState.Params.DenomCreationFee = sdk.NewCoins()
}
k.SetParams(ctx, genState.Params)
for _, genDenom := range genState.GetFactoryDenoms() {
creator, subdenom, err := types.DeconstructDenom(genDenom.GetDenom())
if err != nil {
panic(err)
}
_, err = k.CreateDenom(ctx, creator, subdenom)
if err != nil {
panic(err)
}
err = k.setAuthorityMetadata(ctx, genDenom.GetDenom(), genDenom.GetAuthorityMetadata())
if err != nil {
panic(err)
}
}
}
// ExportGenesis returns the tokenfactory module's exported genesis.
func (k Keeper) ExportGenesis(ctx sdk.Context) *types.GenesisState {
genDenoms := []types.GenesisDenom{}
iterator := k.GetAllDenomsIterator(ctx)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
denom := string(iterator.Value())
authorityMetadata, err := k.GetAuthorityMetadata(ctx, denom)
if err != nil {
panic(err)
}
genDenoms = append(genDenoms, types.GenesisDenom{
Denom: denom,
AuthorityMetadata: authorityMetadata,
})
}
return &types.GenesisState{
FactoryDenoms: genDenoms,
Params: k.GetParams(ctx),
}
}