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proposal_handler.go
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proposal_handler.go
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package keeper
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/crescent-network/crescent/x/farming/types"
)
// HandlePublicPlanProposal is a handler for executing a public plan creation proposal.
func HandlePublicPlanProposal(ctx sdk.Context, k Keeper, proposal *types.PublicPlanProposal) error {
if proposal.AddPlanRequests != nil {
if err := k.AddPublicPlanProposal(ctx, proposal.AddPlanRequests); err != nil {
return err
}
}
if proposal.ModifyPlanRequests != nil {
if err := k.ModifyPublicPlanProposal(ctx, proposal.ModifyPlanRequests); err != nil {
return err
}
}
if proposal.DeletePlanRequests != nil {
if err := k.DeletePublicPlanProposal(ctx, proposal.DeletePlanRequests); err != nil {
return err
}
}
plans := k.GetPlans(ctx)
if err := types.ValidateTotalEpochRatio(plans); err != nil {
return err
}
return nil
}
// AddPublicPlanProposal adds a new public plan once the governance proposal is passed.
func (k Keeper) AddPublicPlanProposal(ctx sdk.Context, proposals []types.AddPlanRequest) error {
for _, p := range proposals {
farmingPoolAcc, err := sdk.AccAddressFromBech32(p.GetFarmingPoolAddress())
if err != nil {
return err
}
terminationAcc, err := sdk.AccAddressFromBech32(p.GetTerminationAddress())
if err != nil {
return err
}
if p.IsForFixedAmountPlan() {
msg := types.NewMsgCreateFixedAmountPlan(
p.GetName(),
farmingPoolAcc,
p.GetStakingCoinWeights(),
p.GetStartTime(),
p.GetEndTime(),
p.EpochAmount,
)
plan, err := k.CreateFixedAmountPlan(ctx, msg, farmingPoolAcc, terminationAcc, types.PlanTypePublic)
if err != nil {
return err
}
logger := k.Logger(ctx)
logger.Info("created public fixed amount plan", "fixed_amount_plan", plan)
} else {
if !EnableRatioPlan {
return types.ErrRatioPlanDisabled
}
msg := types.NewMsgCreateRatioPlan(
p.GetName(),
farmingPoolAcc,
p.GetStakingCoinWeights(),
p.GetStartTime(),
p.GetEndTime(),
p.EpochRatio,
)
plan, err := k.CreateRatioPlan(ctx, msg, farmingPoolAcc, terminationAcc, types.PlanTypePublic)
if err != nil {
return err
}
logger := k.Logger(ctx)
logger.Info("created public ratio amount plan", "ratio_plan", plan)
}
}
return nil
}
// ModifyPublicPlanProposal overwrites the plan with the new plan proposal once the governance proposal is passed.
func (k Keeper) ModifyPublicPlanProposal(ctx sdk.Context, proposals []types.ModifyPlanRequest) error {
for _, p := range proposals {
plan, found := k.GetPlan(ctx, p.GetPlanId())
if !found {
return sdkerrors.Wrapf(sdkerrors.ErrNotFound, "plan %d is not found", p.GetPlanId())
}
if plan.GetType() != types.PlanTypePublic {
return sdkerrors.Wrapf(types.ErrInvalidPlanType, "plan %d is not a public plan", p.GetPlanId())
}
if p.GetName() != "" {
if err := plan.SetName(p.GetName()); err != nil {
return err
}
}
if p.GetFarmingPoolAddress() != "" {
farmingPoolAcc, err := sdk.AccAddressFromBech32(p.GetFarmingPoolAddress())
if err != nil {
return err
}
if err := plan.SetFarmingPoolAddress(farmingPoolAcc); err != nil {
return err
}
}
if p.GetTerminationAddress() != "" {
terminationAcc, err := sdk.AccAddressFromBech32(p.GetTerminationAddress())
if err != nil {
return err
}
if err := plan.SetTerminationAddress(terminationAcc); err != nil {
return err
}
}
if p.GetStakingCoinWeights() != nil {
if err := plan.SetStakingCoinWeights(p.GetStakingCoinWeights()); err != nil {
return err
}
}
if p.GetStartTime() != nil {
if err := plan.SetStartTime(*p.GetStartTime()); err != nil {
return err
}
}
if p.GetEndTime() != nil {
if err := plan.SetEndTime(*p.GetEndTime()); err != nil {
return err
}
}
if p.IsForFixedAmountPlan() {
// change the plan to fixed amount plan
plan = types.NewFixedAmountPlan(plan.GetBasePlan(), p.GetEpochAmount())
logger := k.Logger(ctx)
logger.Info("updated public fixed amount plan", "fixed_amount_plan", plan)
} else if p.IsForRatioPlan() {
if !EnableRatioPlan {
return types.ErrRatioPlanDisabled
}
// change the plan to ratio plan
plan = types.NewRatioPlan(plan.GetBasePlan(), p.EpochRatio)
logger := k.Logger(ctx)
logger.Info("updated public ratio plan", "ratio_plan", plan)
}
k.SetPlan(ctx, plan)
}
return nil
}
// DeletePublicPlanProposal deletes public plan proposal once the governance proposal is passed.
func (k Keeper) DeletePublicPlanProposal(ctx sdk.Context, proposals []types.DeletePlanRequest) error {
for _, p := range proposals {
plan, found := k.GetPlan(ctx, p.GetPlanId())
if !found {
return sdkerrors.Wrapf(sdkerrors.ErrNotFound, "plan %d is not found", p.GetPlanId())
}
if plan.GetType() != types.PlanTypePublic {
return sdkerrors.Wrapf(types.ErrInvalidPlanType, "plan %d is not a public plan", p.GetPlanId())
}
if err := k.TerminatePlan(ctx, plan); err != nil {
return err
}
logger := k.Logger(ctx)
logger.Info("removed public ratio plan", "plan_id", plan.GetId())
}
return nil
}