114 lines
3.6 KiB
Go
114 lines
3.6 KiB
Go
package distribution
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import (
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/cosmos/cosmos-sdk/x/distribution/keeper"
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"github.com/cosmos/cosmos-sdk/x/distribution/types"
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govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
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)
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func NewHandler(k keeper.Keeper) sdk.Handler {
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return func(ctx sdk.Context, msg sdk.Msg) (*sdk.Result, error) {
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ctx = ctx.WithEventManager(sdk.NewEventManager())
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switch msg := msg.(type) {
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case types.MsgSetWithdrawAddress:
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return handleMsgModifyWithdrawAddress(ctx, msg, k)
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case types.MsgWithdrawDelegatorReward:
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return handleMsgWithdrawDelegatorReward(ctx, msg, k)
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case types.MsgWithdrawValidatorCommission:
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return handleMsgWithdrawValidatorCommission(ctx, msg, k)
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case types.MsgFundCommunityPool:
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return handleMsgFundCommunityPool(ctx, msg, k)
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default:
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return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized distribution message type: %T", msg)
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}
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}
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}
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// These functions assume everything has been authenticated (ValidateBasic passed, and signatures checked)
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func handleMsgModifyWithdrawAddress(ctx sdk.Context, msg types.MsgSetWithdrawAddress, k keeper.Keeper) (*sdk.Result, error) {
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err := k.SetWithdrawAddr(ctx, msg.DelegatorAddress, msg.WithdrawAddress)
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if err != nil {
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return nil, err
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}
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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sdk.NewAttribute(sdk.AttributeKeySender, msg.DelegatorAddress.String()),
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),
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)
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return &sdk.Result{Events: ctx.EventManager().Events()}, nil
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}
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func handleMsgWithdrawDelegatorReward(ctx sdk.Context, msg types.MsgWithdrawDelegatorReward, k keeper.Keeper) (*sdk.Result, error) {
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_, err := k.WithdrawDelegationRewards(ctx, msg.DelegatorAddress, msg.ValidatorAddress)
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if err != nil {
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return nil, err
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}
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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sdk.NewAttribute(sdk.AttributeKeySender, msg.DelegatorAddress.String()),
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),
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)
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return &sdk.Result{Events: ctx.EventManager().Events()}, nil
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}
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func handleMsgWithdrawValidatorCommission(ctx sdk.Context, msg types.MsgWithdrawValidatorCommission, k keeper.Keeper) (*sdk.Result, error) {
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_, err := k.WithdrawValidatorCommission(ctx, msg.ValidatorAddress)
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if err != nil {
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return nil, err
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}
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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sdk.NewAttribute(sdk.AttributeKeySender, msg.ValidatorAddress.String()),
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),
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)
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return &sdk.Result{Events: ctx.EventManager().Events()}, nil
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}
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func handleMsgFundCommunityPool(ctx sdk.Context, msg types.MsgFundCommunityPool, k keeper.Keeper) (*sdk.Result, error) {
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if err := k.FundCommunityPool(ctx, msg.Amount, msg.Depositor); err != nil {
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return nil, err
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}
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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sdk.NewAttribute(sdk.AttributeKeySender, msg.Depositor.String()),
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),
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)
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return &sdk.Result{Events: ctx.EventManager().Events()}, nil
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}
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func NewCommunityPoolSpendProposalHandler(k Keeper) govtypes.Handler {
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return func(ctx sdk.Context, content govtypes.Content) error {
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switch c := content.(type) {
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case types.CommunityPoolSpendProposal:
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return keeper.HandleCommunityPoolSpendProposal(ctx, k, c)
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default:
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return sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized distr proposal content type: %T", c)
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}
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}
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}
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