/
rest.go
48 lines (40 loc) · 1.41 KB
/
rest.go
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package rest
import (
"net/http"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/tx"
"github.com/cosmos/cosmos-sdk/types/rest"
govrest "github.com/cosmos/cosmos-sdk/x/gov/client/rest"
govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
paramscutils "github.com/cosmos/cosmos-sdk/x/params/client/utils"
"github.com/cosmos/cosmos-sdk/x/params/types/proposal"
)
// ProposalRESTHandler returns a ProposalRESTHandler that exposes the param
// change REST handler with a given sub-route.
func ProposalRESTHandler(clientCtx client.Context) govrest.ProposalRESTHandler {
return govrest.ProposalRESTHandler{
SubRoute: "param_change",
Handler: postProposalHandlerFn(clientCtx),
}
}
func postProposalHandlerFn(clientCtx client.Context) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var req paramscutils.ParamChangeProposalReq
if !rest.ReadRESTReq(w, r, clientCtx.LegacyAmino, &req) {
return
}
req.BaseReq = req.BaseReq.Sanitize()
if !req.BaseReq.ValidateBasic(w) {
return
}
content := proposal.NewParameterChangeProposal(req.Title, req.Description, req.Changes.ToParamChanges())
msg, err := govtypes.NewMsgSubmitProposal(content, req.Deposit, req.Proposer)
if rest.CheckBadRequestError(w, err) {
return
}
if rest.CheckBadRequestError(w, msg.ValidateBasic()) {
return
}
tx.WriteGeneratedTxResponse(clientCtx, w, req.BaseReq, msg)
}
}