0g-chain/x/cdp/client/rest/query.go
Kevin Davis daa1b2bb83
Add collateral type to cdp (#629)
* add collateral type field to cdp and collateral  param

* fix upstream tests

* fix simulations

* fix validation logic

* update incentive to use collateral type instead of denom

* use collateral type instead of denom in cdp

* remove unused code

* address review comments
2020-08-21 15:42:46 -04:00

196 lines
5.9 KiB
Go

package rest
import (
"fmt"
"net/http"
"github.com/cosmos/cosmos-sdk/client/context"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/rest"
"github.com/gorilla/mux"
"github.com/kava-labs/kava/x/cdp/types"
)
// define routes that get registered by the main application
func registerQueryRoutes(cliCtx context.CLIContext, r *mux.Router) {
r.HandleFunc("/cdp/accounts", getAccountsHandlerFn(cliCtx)).Methods("GET")
r.HandleFunc("/cdp/parameters", getParamsHandlerFn(cliCtx)).Methods("GET")
r.HandleFunc(fmt.Sprintf("/cdp/cdps/cdp/{%s}/{%s}", types.RestOwner, types.RestCollateralType), queryCdpHandlerFn(cliCtx)).Methods("GET")
r.HandleFunc(fmt.Sprintf("/cdp/cdps/collateralType/{%s}", types.RestCollateralType), queryCdpsHandlerFn(cliCtx)).Methods("GET")
r.HandleFunc(fmt.Sprintf("/cdp/cdps/ratio/{%s}/{%s}", types.RestCollateralType, types.RestRatio), queryCdpsByRatioHandlerFn(cliCtx)).Methods("GET")
r.HandleFunc(fmt.Sprintf("/cdp/cdps/cdp/deposits/{%s}/{%s}", types.RestOwner, types.RestCollateralType), queryCdpDepositsHandlerFn(cliCtx)).Methods("GET")
}
func queryCdpHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
vars := mux.Vars(r)
ownerBech32 := vars[types.RestOwner]
collateralType := vars[types.RestCollateralType]
owner, err := sdk.AccAddressFromBech32(ownerBech32)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
return
}
params := types.NewQueryCdpParams(owner, collateralType)
bz, err := cliCtx.Codec.MarshalJSON(params)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, fmt.Sprintf("failed to marshal query params: %s", err))
return
}
res, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/cdp/%s", types.QueryGetCdp), bz)
if err != nil {
rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
return
}
cliCtx = cliCtx.WithHeight(height)
rest.PostProcessResponse(w, cliCtx, res)
}
}
func queryCdpsHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
vars := mux.Vars(r)
collateralType := vars[types.RestCollateralType]
params := types.NewQueryCdpsParams(collateralType)
bz, err := cliCtx.Codec.MarshalJSON(params)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, fmt.Sprintf("failed to marshal query params: %s", err))
return
}
res, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/cdp/%s", types.QueryGetCdps), bz)
if err != nil {
rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
return
}
cliCtx = cliCtx.WithHeight(height)
rest.PostProcessResponse(w, cliCtx, res)
}
}
func queryCdpsByRatioHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
vars := mux.Vars(r)
collateralType := vars[types.RestCollateralType]
ratioStr := vars[types.RestRatio]
ratioDec, sdkError := sdk.NewDecFromStr(ratioStr)
if sdkError != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, sdkError.Error())
return
}
params := types.NewQueryCdpsByRatioParams(collateralType, ratioDec)
bz, err := cliCtx.Codec.MarshalJSON(params)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, fmt.Sprintf("failed to marshal query params: %s", err))
return
}
res, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/cdp/%s", types.QueryGetCdpsByCollateralization), bz)
if err != nil {
rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
return
}
cliCtx = cliCtx.WithHeight(height)
rest.PostProcessResponse(w, cliCtx, res)
}
}
func queryCdpDepositsHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
vars := mux.Vars(r)
ownerBech32 := vars[types.RestOwner]
collateralType := vars[types.RestCollateralType]
owner, err := sdk.AccAddressFromBech32(ownerBech32)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
return
}
params := types.NewQueryCdpDeposits(owner, collateralType)
bz, err := cliCtx.Codec.MarshalJSON(params)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, fmt.Sprintf("failed to marshal query params: %s", err))
return
}
res, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/cdp/%s", types.QueryGetCdpDeposits), bz)
if err != nil {
rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
return
}
cliCtx = cliCtx.WithHeight(height)
rest.PostProcessResponse(w, cliCtx, res)
}
}
func getParamsHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
res, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/cdp/%s", types.QueryGetParams), nil)
cliCtx = cliCtx.WithHeight(height)
if err != nil {
rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
rest.PostProcessResponse(w, cliCtx, res)
}
}
func getAccountsHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
res, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/cdp/%s", types.QueryGetAccounts), nil)
cliCtx = cliCtx.WithHeight(height)
if err != nil {
rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
rest.PostProcessResponse(w, cliCtx, res)
}
}