space-pussy/x/grid/client/rest/query.go

package rest

import (
	"fmt"
	"net/http"

	sdk "github.com/cosmos/cosmos-sdk/types"
	"github.com/gorilla/mux"

	"github.com/cosmos/cosmos-sdk/client"
	"github.com/cosmos/cosmos-sdk/types/rest"

	"github.com/joinresistance/space-pussy/x/grid/types"
)

// RegisterRoutes defines routes that get registered by the main application.
func registerQueryRoutes(cliCtx client.Context, r *mux.Router) {
	r.HandleFunc(
		"/grid/parameters",
		queryParamsHandlerFn(cliCtx)).Methods("GET")

	r.HandleFunc(
		fmt.Sprintf("/grid/{%s}/source_routes", Source),
		querySourceRoutesHandlerFn(cliCtx)).Methods("GET")

	r.HandleFunc(
		fmt.Sprintf("/grid/{%s}/destination_routes", Destination),
		queryDestinationRoutesHandlerFn(cliCtx)).Methods("GET")

	r.HandleFunc(
		fmt.Sprintf("/grid/{%s}/source_routed_energy", Source),
		querySourceRoutedEnergyHandlerFn(cliCtx)).Methods("GET")

	r.HandleFunc(
		fmt.Sprintf("/grid/{%s}/destination_routed_energy", Destination),
		queryDestinationRoutedEnergyHandlerFn(cliCtx)).Methods("GET")

	r.HandleFunc(
		fmt.Sprintf("/grid/route/{%s}/{%s}", Source, Destination),
		queryRouteHandlerFn(cliCtx)).Methods("GET")

	r.HandleFunc(
		"/grid/routes",
		queryRoutesHandlerFn(cliCtx)).Methods("GET")
}

func queryParamsHandlerFn(cliCtx client.Context) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {

		route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryParams)

		res, _, err := cliCtx.QueryWithData(route, nil)
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
			return
		}

		rest.PostProcessResponse(w, cliCtx, res)
	}
}

func querySourceRoutesHandlerFn(cliCtx client.Context) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {

		vars := mux.Vars(r)

		src, err := sdk.AccAddressFromBech32(vars[Source])
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
			return
		}

		params := types.NewQuerySourceParams(src)

		bz, err := cliCtx.LegacyAmino.MarshalJSON(params)
		if rest.CheckBadRequestError(w, err) {
			return
		}

		route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QuerySourceRoutes)
		res, height, err := cliCtx.QueryWithData(route, bz)
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
			return
		}

		cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
		if !ok {
			return
		}

		cliCtx = cliCtx.WithHeight(height)
		rest.PostProcessResponse(w, cliCtx, res)
	}
}

func queryDestinationRoutesHandlerFn(cliCtx client.Context) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {

		vars := mux.Vars(r)

		dst, err := sdk.AccAddressFromBech32(vars[Destination])
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
			return
		}

		params := types.NewQueryDestinationParams(dst)

		bz, err := cliCtx.LegacyAmino.MarshalJSON(params)
		if rest.CheckBadRequestError(w, err) {
			return
		}

		route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryDestinationRoutes)
		res, height, err := cliCtx.QueryWithData(route, bz)
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
			return
		}

		cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
		if !ok {
			return
		}

		cliCtx = cliCtx.WithHeight(height)
		rest.PostProcessResponse(w, cliCtx, res)
	}
}

func querySourceRoutedEnergyHandlerFn(cliCtx client.Context) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {

		vars := mux.Vars(r)

		src, err := sdk.AccAddressFromBech32(vars[Source])
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
			return
		}

		params := types.NewQuerySourceParams(src)

		bz, err := cliCtx.LegacyAmino.MarshalJSON(params)
		if rest.CheckBadRequestError(w, err) {
			return
		}

		route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QuerySourceRoutedEnergy)
		res, height, err := cliCtx.QueryWithData(route, bz)
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
			return
		}

		cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
		if !ok {
			return
		}

		cliCtx = cliCtx.WithHeight(height)
		rest.PostProcessResponse(w, cliCtx, res)
	}
}

func queryDestinationRoutedEnergyHandlerFn(cliCtx client.Context) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {

		vars := mux.Vars(r)

		dst, err := sdk.AccAddressFromBech32(vars[Destination])
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
			return
		}

		params := types.NewQueryDestinationParams(dst)

		bz, err := cliCtx.LegacyAmino.MarshalJSON(params)
		if rest.CheckBadRequestError(w, err) {
			return
		}

		route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryDestinationRoutedEnergy)
		res, height, err := cliCtx.QueryWithData(route, bz)
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
			return
		}

		cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
		if !ok {
			return
		}

		cliCtx = cliCtx.WithHeight(height)
		rest.PostProcessResponse(w, cliCtx, res)
	}
}

func queryRouteHandlerFn(cliCtx client.Context) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {

		vars := mux.Vars(r)

		src, err := sdk.AccAddressFromBech32(vars[Source])
		dst, err := sdk.AccAddressFromBech32(vars[Destination])
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
			return
		}

		params := types.NewQueryRouteParams(src, dst)

		bz, err := cliCtx.LegacyAmino.MarshalJSON(params)
		if rest.CheckBadRequestError(w, err) {
			return
		}

		route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryRoute)
		res, height, err := cliCtx.QueryWithData(route, bz)
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
			return
		}

		cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
		if !ok {
			return
		}

		cliCtx = cliCtx.WithHeight(height)
		rest.PostProcessResponse(w, cliCtx, res)
	}
}

func queryRoutesHandlerFn(cliCtx client.Context) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		_, page, limit, err := rest.ParseHTTPArgsWithLimit(r, 0)
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
			return
		}

		params := types.NewQueryRoutesParams(page, limit)
		bz, err := cliCtx.LegacyAmino.MarshalJSON(params)
		if rest.CheckBadRequestError(w, err) {
			return
		}

		route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryRoutes)
		res, height, err := cliCtx.QueryWithData(route, bz)
		if err != nil {
			rest.WriteErrorResponse(w, http.StatusNotFound, err.Error())
			return
		}

		cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
		if !ok {
			return
		}

		cliCtx = cliCtx.WithHeight(height)
		rest.PostProcessResponse(w, cliCtx, res)
	}
}