0g-chain/x/cdp/module.go
Kevin Davis d849d690e5
R4R: CDP types and methods (#275)
* wip: tpyes and keeper methods

* wip: iterators

* wip: types and keeper methods

* wip: add msgs

* wip: client methods

* wip: rebase develop

* wip: types tests

* wip: keeper tests, small fixes

* wip: add cdp tests

* wip: deposit tests

* wip: keeper tests

* wip: tests and module methods

* feat: error when fetching expired price

* feat: conversion factor for external assets

* feat: debt floor for new cdps

* feat: save deposits on export genesis

* feat: ensure messages implement msg

* feat: index deposits by status

* fix: stray comment

* wip: address review comments

* address review comments
2020-01-12 16:35:34 +01:00

135 lines
3.4 KiB
Go

package cdp
import (
"encoding/json"
"github.com/gorilla/mux"
"github.com/spf13/cobra"
"github.com/cosmos/cosmos-sdk/client/context"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/kava-labs/kava/x/cdp/client/cli"
"github.com/kava-labs/kava/x/cdp/client/rest"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
)
// AppModuleBasic app module basics object
type AppModuleBasic struct{}
// Name get module name
func (AppModuleBasic) Name() string {
return ModuleName
}
// RegisterCodec register module codec
func (AppModuleBasic) RegisterCodec(cdc *codec.Codec) {
RegisterCodec(cdc)
}
// DefaultGenesis default genesis state
func (AppModuleBasic) DefaultGenesis() json.RawMessage {
return ModuleCdc.MustMarshalJSON(DefaultGenesisState())
}
// ValidateGenesis module validate genesis
func (AppModuleBasic) ValidateGenesis(bz json.RawMessage) error {
var gs GenesisState
err := ModuleCdc.UnmarshalJSON(bz, &gs)
if err != nil {
return err
}
return gs.Validate()
}
// RegisterRESTRoutes registers the REST routes for the cdp module.
func (AppModuleBasic) RegisterRESTRoutes(ctx context.CLIContext, rtr *mux.Router) {
rest.RegisterRoutes(ctx, rtr)
}
// GetTxCmd returns the root tx command for the cdp module.
func (AppModuleBasic) GetTxCmd(cdc *codec.Codec) *cobra.Command {
return cli.GetTxCmd(cdc)
}
// GetQueryCmd returns the root query command for the auction module.
func (AppModuleBasic) GetQueryCmd(cdc *codec.Codec) *cobra.Command {
return cli.GetQueryCmd(StoreKey, cdc)
}
// AppModule app module type
type AppModule struct {
AppModuleBasic
keeper Keeper
pricefeedKeeper PricefeedKeeper
}
// NewAppModule creates a new AppModule object
func NewAppModule(keeper Keeper, pricefeedKeeper PricefeedKeeper) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
keeper: keeper,
pricefeedKeeper: pricefeedKeeper,
}
}
// Name module name
func (AppModule) Name() string {
return ModuleName
}
// RegisterInvariants register module invariants
func (AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
// Route module message route name
func (AppModule) Route() string {
return ModuleName
}
// NewHandler module handler
func (am AppModule) NewHandler() sdk.Handler {
return NewHandler(am.keeper)
}
// QuerierRoute module querier route name
func (AppModule) QuerierRoute() string {
return ModuleName
}
// NewQuerierHandler module querier
func (am AppModule) NewQuerierHandler() sdk.Querier {
return NewQuerier(am.keeper)
}
// InitGenesis module init-genesis
func (am AppModule) InitGenesis(ctx sdk.Context, data json.RawMessage) []abci.ValidatorUpdate {
var genesisState GenesisState
ModuleCdc.MustUnmarshalJSON(data, &genesisState)
InitGenesis(ctx, am.keeper, am.pricefeedKeeper, genesisState)
return []abci.ValidatorUpdate{}
}
// ExportGenesis module export genesis
func (am AppModule) ExportGenesis(ctx sdk.Context) json.RawMessage {
gs := ExportGenesis(ctx, am.keeper)
return ModuleCdc.MustMarshalJSON(gs)
}
// BeginBlock module begin-block
func (am AppModule) BeginBlock(ctx sdk.Context, req abci.RequestBeginBlock) {
BeginBlocker(ctx, req, am.keeper)
}
// EndBlock module end-block
func (am AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}