105 lines
2.6 KiB
Go
105 lines
2.6 KiB
Go
package rest
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import (
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"encoding/hex"
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"encoding/json"
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"io/ioutil"
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"net/http"
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"github.com/gorilla/mux"
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"github.com/tendermint/go-crypto/keys"
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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/commands"
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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(r *mux.Router, cdc *wire.Codec, kb keys.Keybase) {
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r.HandleFunc("/accounts/{address}/send", SendRequestHandler(cdc, kb)).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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Sequence int64 `json:"sequence"`
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}
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// SendRequestHandler - http request handler to send coins to a address
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func SendRequestHandler(cdc *wire.Codec, kb keys.Keybase) func(http.ResponseWriter, *http.Request) {
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ctx := context.NewCoreContextFromViper()
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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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address := vars["address"]
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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 = json.Unmarshal(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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bz, err := hex.DecodeString(address)
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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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to := sdk.Address(bz)
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// build message
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msg := commands.BuildMsg(info.PubKey.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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// sign
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ctx = ctx.WithSequence(m.Sequence)
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txBytes, err := ctx.SignAndBuild(m.LocalAccountName, m.Password, 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 := json.MarshalIndent(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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