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query.go
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query.go
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package rest
import (
"fmt"
"net/http"
"strings"
"github.com/gorilla/mux"
"github.com/cosmos/cosmos-sdk/client"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/rest"
"github.com/furya-official/mage/x/swap/types"
)
func registerQueryRoutes(cliCtx client.Context, r *mux.Router) {
r.HandleFunc(fmt.Sprintf("/%s/parameters", types.ModuleName), queryParamsHandlerFn(cliCtx)).Methods("GET")
r.HandleFunc(fmt.Sprintf("/%s/deposits", types.ModuleName), queryDepositsHandlerFn(cliCtx)).Methods("GET")
r.HandleFunc(fmt.Sprintf("/%s/pool", types.ModuleName), queryPoolHandlerFn(cliCtx)).Methods("GET")
r.HandleFunc(fmt.Sprintf("/%s/pools", types.ModuleName), queryPoolsHandlerFn(cliCtx)).Methods("GET")
}
func queryParamsHandlerFn(cliCtx client.Context) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryGetParams)
res, height, err := cliCtx.QueryWithData(route, nil)
if err != nil {
rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
cliCtx = cliCtx.WithHeight(height)
rest.PostProcessResponse(w, cliCtx, res)
}
}
func queryDepositsHandlerFn(cliCtx client.Context) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
var owner sdk.AccAddress
var pool string
_, page, limit, err := rest.ParseHTTPArgsWithLimit(r, 0)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
return
}
if x := r.URL.Query().Get(RestPool); len(x) != 0 {
pool = strings.TrimSpace(x)
}
if x := r.URL.Query().Get(RestOwner); len(x) != 0 {
ownerStr := strings.ToLower(strings.TrimSpace(x))
shareOwner, err := sdk.AccAddressFromBech32(ownerStr)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, fmt.Sprintf("cannot parse address from owner %s", ownerStr))
return
}
owner = shareOwner
}
params := types.NewQueryDepositsParams(page, limit, owner, pool)
bz, err := cliCtx.LegacyAmino.MarshalJSON(params)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
return
}
route := fmt.Sprintf("custom/%s/%s", types.ModuleName, types.QueryGetDeposits)
res, height, err := cliCtx.QueryWithData(route, bz)
cliCtx = cliCtx.WithHeight(height)
if err != nil {
rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
rest.PostProcessResponse(w, cliCtx, res)
}
}
func queryPoolHandlerFn(cliCtx client.Context) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
// Parse the query height
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
var poolName string
if x := r.URL.Query().Get(RestPool); len(x) != 0 {
poolName = strings.TrimSpace(x)
}
if len(poolName) == 0 {
rest.WriteErrorResponse(w, http.StatusBadRequest, "must specify pool param")
return
}
params := types.NewQueryPoolParams(poolName)
bz, err := cliCtx.LegacyAmino.MarshalJSON(params)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
return
}
route := fmt.Sprintf("custom/%s/%s", types.ModuleName, types.QueryGetPool)
res, height, err := cliCtx.QueryWithData(route, bz)
if err != nil {
rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
cliCtx = cliCtx.WithHeight(height)
rest.PostProcessResponse(w, cliCtx, res)
}
}
func queryPoolsHandlerFn(cliCtx client.Context) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
// Parse the query height
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryGetPools)
res, height, err := cliCtx.QueryWithData(route, nil)
if err != nil {
rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
cliCtx = cliCtx.WithHeight(height)
rest.PostProcessResponse(w, cliCtx, res)
}
}