116 lines
3.0 KiB
Go
116 lines
3.0 KiB
Go
package rest
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import (
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"io/ioutil"
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"net/http"
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"github.com/cosmos/cosmos-sdk/crypto/keys"
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"github.com/gorilla/mux"
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"github.com/cosmos/cosmos-sdk/client/context"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/wire"
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"github.com/cosmos/cosmos-sdk/x/bank"
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"github.com/cosmos/cosmos-sdk/x/bank/client"
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)
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// RegisterRoutes - Central function to define routes that get registered by the main application
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func RegisterRoutes(ctx context.CoreContext, r *mux.Router, cdc *wire.Codec, kb keys.Keybase) {
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r.HandleFunc("/accounts/{address}/send", SendRequestHandlerFn(cdc, kb, ctx)).Methods("POST")
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}
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type sendBody struct {
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// fees is not used currently
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// Fees sdk.Coin `json="fees"`
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Amount sdk.Coins `json:"amount"`
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LocalAccountName string `json:"name"`
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Password string `json:"password"`
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ChainID string `json:"chain_id"`
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AccountNumber int64 `json:"account_number"`
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Sequence int64 `json:"sequence"`
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Gas int64 `json:"gas"`
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}
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var msgCdc = wire.NewCodec()
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func init() {
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bank.RegisterWire(msgCdc)
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}
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// SendRequestHandlerFn - http request handler to send coins to a address
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func SendRequestHandlerFn(cdc *wire.Codec, kb keys.Keybase, ctx context.CoreContext) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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// collect data
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vars := mux.Vars(r)
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bech32addr := vars["address"]
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to, err := sdk.AccAddressFromBech32(bech32addr)
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if err != nil {
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte(err.Error()))
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return
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}
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var m sendBody
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body, err := ioutil.ReadAll(r.Body)
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if err != nil {
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte(err.Error()))
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return
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}
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err = msgCdc.UnmarshalJSON(body, &m)
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if err != nil {
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte(err.Error()))
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return
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}
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info, err := kb.Get(m.LocalAccountName)
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if err != nil {
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w.WriteHeader(http.StatusUnauthorized)
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w.Write([]byte(err.Error()))
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return
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}
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// build message
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msg := client.BuildMsg(sdk.AccAddress(info.GetPubKey().Address()), to, m.Amount)
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if err != nil { // XXX rechecking same error ?
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w.WriteHeader(http.StatusInternalServerError)
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w.Write([]byte(err.Error()))
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return
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}
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// add gas to context
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ctx = ctx.WithGas(m.Gas)
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// add chain-id to context
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ctx = ctx.WithChainID(m.ChainID)
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// sign
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ctx = ctx.WithAccountNumber(m.AccountNumber)
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ctx = ctx.WithSequence(m.Sequence)
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txBytes, err := ctx.SignAndBuild(m.LocalAccountName, m.Password, []sdk.Msg{msg}, cdc)
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if err != nil {
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w.WriteHeader(http.StatusUnauthorized)
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w.Write([]byte(err.Error()))
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return
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}
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// send
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res, err := ctx.BroadcastTx(txBytes)
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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w.Write([]byte(err.Error()))
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return
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}
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output, err := wire.MarshalJSONIndent(cdc, res)
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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w.Write([]byte(err.Error()))
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return
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}
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w.Write(output)
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}
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}
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