/
import.go
209 lines (183 loc) · 5.55 KB
/
import.go
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// Copyright (c) 2015 Joern Weissenborn
//
// This file is part of libaursir.
//
// Foobar is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// libaursir is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with libaursir. If not, see <http://www.gnu.org/licenses/>.
package main
import "C"
import (
"github.com/joernweissenborn/aurarath/config"
"github.com/joernweissenborn/aurarath/messages"
"github.com/joernweissenborn/aurarath/servicedescriptor"
"github.com/joernweissenborn/aursir4go"
"github.com/joernweissenborn/eventual2go"
)
var nextImport = 0
var request = map[int]map[string]*eventual2go.Future{}
var listen_results = map[int]*eventual2go.Collector{}
var n2n_streams = map[int]map[string]*eventual2go.Collector{}
func getNextImport() (n int) {
n = nextImport
nextImport++
return
}
var imports = map[int]*aursir4go.Import{}
func newImport(desc *servicedescriptor.ServiceDescriptor, cfg *config.Config) (n int) {
n = getNextImport()
i := aursir4go.NewImport(desc, cfg)
imports[n] = i
request[n] = map[string]*eventual2go.Future{}
listen_results[n] = eventual2go.NewCollector()
listen_results[n].AddStream(i.Results())
i.Run()
return
}
//export NewImportYAML
func NewImportYAML(descYAML *C.char, address *C.char) (e C.int) {
desc := servicedescriptor.FromYaml(C.GoString(descYAML))
cfg := config.Default(C.GoString(address))
// cfg.Logger() = os.Stdout
return C.int(newImport(desc, cfg))
}
//export Listen
func Listen(i C.int, function *C.char) {
imp := imports[int(i)]
if imp != nil {
imp.Listen(C.GoString(function))
}
}
//export StopListen
func StopListen(i C.int, function *C.char) {
imp := imports[int(i)]
if imp != nil {
imp.StopListen(C.GoString(function))
}
}
//export Call
func Call(i C.int, function *C.char, parameter *C.char) *C.char {
imp := imports[int(i)]
if imp != nil {
req := imp.NewRequestBin(C.GoString(function), []byte(C.GoString(parameter)), messages.ONE2ONE)
isRes := func(uuid string) eventual2go.Filter {
return func(d eventual2go.Data) bool {
return d.(*messages.Result).Request.UUID == uuid
}
}
request[int(i)][req.UUID] = imp.Results().FirstWhere(isRes(req.UUID))
imp.Deliver(req)
return C.CString(req.UUID)
}
return nil
}
//export CallAll
func CallAll(i C.int, function *C.char, parameter *C.char) *C.char {
imp := imports[int(i)]
if imp != nil {
req := imp.NewRequestBin(C.GoString(function), []byte(C.GoString(parameter)), messages.ONE2MANY)
isRes := func(uuid string) eventual2go.Filter {
return func(d eventual2go.Data) bool {
return d.(*messages.Result).Request.UUID == uuid
}
}
n2n_streams[int(i)][req.UUID] = eventual2go.NewCollector()
n2n_streams[int(i)][req.UUID].AddStream(imp.Results().Where(isRes(req.UUID)))
imp.Deliver(req)
return C.CString(req.UUID)
}
return nil
}
//export Trigger
func Trigger(i C.int, function *C.char, parameter *C.char) {
imp := imports[int(i)]
if imp != nil {
imp.Deliver(imp.NewRequestBin(C.GoString(function), []byte(C.GoString(parameter)), messages.MANY2ONE))
}
}
//export TriggerAll
func TriggerAll(i C.int, function *C.char, parameter *C.char) {
imp := imports[int(i)]
if imp != nil {
imp.Deliver(imp.NewRequestBin(C.GoString(function), []byte(C.GoString(parameter)), messages.MANY2MANY))
}
}
//export GetResult
func GetResult(i C.int, uuid *C.char) *C.char {
if request[int(i)] == nil {
return nil
} else if len(request[int(i)]) == 0 {
return nil
} else {
f := request[int(i)][C.GoString(uuid)]
if f == nil {
return nil
}
if !f.Completed() {
return nil
}
return C.CString(string(f.GetResult().(*messages.Result).Parameter()))
}
}
//export GetNextListenResult
func GetNextListenResult(i C.int) *C.char {
if listen_results[int(i)].Empty() {
return nil
} else {
r := listen_results[int(i)].Preview().(*messages.Result).Request.UUID
return C.CString(r)
}
}
//export GetNextListenResultFunction
func GetNextListenResultFunction(i C.int) *C.char {
if listen_results[int(i)].Empty() {
return nil
} else {
r := listen_results[int(i)].Preview().(*messages.Result).Request.Function
return C.CString(r)
}
}
//export GetNextListenResultInParameter
func GetNextListenResultInParameter(i C.int) *C.char {
if listen_results[int(i)].Empty() {
return nil
} else {
r := string(listen_results[int(i)].Preview().(*messages.Result).Request.Parameter())
return C.CString(r)
}
}
//export GetNextListenResultParameter
func GetNextListenResultParameter(i C.int) *C.char {
if listen_results[int(i)].Empty() {
return nil
} else {
r := string(listen_results[int(i)].Get().(*messages.Result).Parameter())
return C.CString(r)
}
}
//export GetNextCallAllResultParameter
func GetNextCallAllResultParameter(i C.int, uuid *C.char) *C.char {
if n2n_streams[int(i)] == nil {
return nil
} else if n2n_streams[int(i)][C.GoString(uuid)] == nil {
return nil
} else if n2n_streams[int(i)][C.GoString(uuid)].Empty() {
return nil
} else {
r := string(n2n_streams[int(i)][C.GoString(uuid)].Get().(*messages.Result).Parameter())
return C.CString(r)
}
}
func main() {
// i := NewImportYAML(new(C.char),C.CString("127.0.0.1"))
// fmt.Println(C.GoString(Call(i,C.CString("SayHello"),C.CString(""))))
}