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modify.go
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modify.go
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package keeper
import (
sdk "github.com/line/lbm-sdk/types"
sdkerrors "github.com/line/lbm-sdk/types/errors"
"github.com/line/lbm-sdk/x/token/internal/types"
)
func (k Keeper) ModifyToken(ctx sdk.Context, owner sdk.AccAddress, changes types.Changes) error {
token, err := k.GetToken(ctx)
if err != nil {
return err
}
tokenModifyPerm := types.NewModifyPermission()
if !k.HasPermission(ctx, owner, tokenModifyPerm) {
return sdkerrors.Wrapf(types.ErrTokenNoPermission, "Account: %s, Permission: %s", owner.String(), tokenModifyPerm.String())
}
ctx.EventManager().EmitEvents(sdk.Events{
sdk.NewEvent(
types.EventTypeModifyToken,
sdk.NewAttribute(types.AttributeKeyContractID, token.GetContractID()),
),
})
for _, change := range changes {
switch change.Field {
case types.AttributeKeyName:
token.SetName(change.Value)
case types.AttributeKeyMeta:
token.SetMeta(change.Value)
case types.AttributeKeyImageURI:
token.SetImageURI(change.Value)
}
ctx.EventManager().EmitEvents(sdk.Events{
sdk.NewEvent(
types.EventTypeModifyToken,
sdk.NewAttribute(change.Field, change.Value),
),
})
}
err = k.UpdateToken(ctx, token)
if err != nil {
return err
}
return nil
}