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msg_server.go
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/
msg_server.go
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package keeper
import (
"context"
errorsmod "cosmossdk.io/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
"github.com/exfury/furya/v18/x/drip/types"
)
var _ types.MsgServer = &Keeper{}
// DistributeTokens distribute tokens to all stakers at the next block
func (k Keeper) DistributeTokens(
goCtx context.Context,
msg *types.MsgDistributeTokens,
) (*types.MsgDistributeTokensResponse, error) {
ctx := sdk.UnwrapSDKContext(goCtx)
if err := msg.ValidateBasic(); err != nil {
return nil, err
}
params := k.GetParams(ctx)
if !params.EnableDrip {
return nil, types.ErrDripDisabled
}
// Check if sender is allowed
authorized := false
for _, addr := range params.AllowedAddresses {
if msg.SenderAddress == addr {
authorized = true
break
}
}
if !authorized {
return nil, types.ErrDripNotAllowed
}
// Get sender
sender, err := sdk.AccAddressFromBech32(msg.SenderAddress)
if err != nil {
return nil, err
}
if err := k.SendCoinsFromAccountToFeeCollector(ctx, sender, msg.Amount); err != nil {
return nil, err
}
return &types.MsgDistributeTokensResponse{}, nil
}
func (k Keeper) UpdateParams(goCtx context.Context, req *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
if k.authority != req.Authority {
return nil, errorsmod.Wrapf(govtypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, req.Authority)
}
ctx := sdk.UnwrapSDKContext(goCtx)
if err := k.SetParams(ctx, req.Params); err != nil {
return nil, err
}
return &types.MsgUpdateParamsResponse{}, nil
}