// getOutputsHandler get utxos base on the filters in url params.
// mode: GET
// url: /outputs?addrs=[:addrs]&hashes=[:hashes]
// if addrs and hashes are not specificed, return all unspent outputs.
// if both addrs and hashes are specificed, then both those filters are need to be matched.
// if only specify one filter, then return outputs match the filter.
func getOutputsHandler(gateway *daemon.Gateway) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
if r.Method == "GET" {
var addrs []string
var hashes []string
trimSpace := func(vs []string) []string {
for i := range vs {
vs[i] = strings.TrimSpace(vs[i])
}
return vs
}
addrStr := r.FormValue("addrs")
if addrStr != "" {
addrs = trimSpace(strings.Split(addrStr, ","))
}
hashStr := r.FormValue("hashes")
if hashStr != "" {
hashes = trimSpace(strings.Split(hashStr, ","))
}
filters := []daemon.OutputsFilter{}
if len(addrs) > 0 {
filters = append(filters, daemon.FbyAddresses(addrs))
}
if len(hashes) > 0 {
filters = append(filters, daemon.FbyHashes(hashes))
}
outs := gateway.GetUnspentOutputs(filters...)
wh.SendOr404(w, outs)
}
}
}
