organize repo

plugins/sample-go/native/main.go

@@ -0,0 +1,73 @@
+package main
+
+import (
+	"encoding/json"
+	"log"
+	"sync"
+)
+
+type HostInfo struct {
+	ClientID string `json:"clientId"`
+	OS       string `json:"os"`
+	Arch     string `json:"arch"`
+	Version  string `json:"version"`
+}
+
+var (
+	hostInfo HostInfo
+	sendFn   func(event string, payload []byte)
+	mu       sync.Mutex
+)
+
+func setSend(fn func(event string, payload []byte)) {
+	mu.Lock()
+	sendFn = fn
+	mu.Unlock()
+}
+
+func sendEvent(event string, payload interface{}) {
+	mu.Lock()
+	fn := sendFn
+	mu.Unlock()
+	if fn == nil {
+		return
+	}
+	data, err := json.Marshal(payload)
+	if err != nil {
+		log.Printf("[sample] marshal error: %v", err)
+		return
+	}
+	fn(event, data)
+}
+
+func handleInit(hostJSON []byte) error {
+	if err := json.Unmarshal(hostJSON, &hostInfo); err != nil {
+		return err
+	}
+	log.Printf("[sample] init: clientId=%s os=%s arch=%s", hostInfo.ClientID, hostInfo.OS, hostInfo.Arch)
+	sendEvent("ready", map[string]string{"message": "sample plugin ready"})
+	return nil
+}
+
+func handleEvent(event string, payload []byte) error {
+	switch event {
+	case "ui_message":
+		var msg struct {
+			Message string `json:"message"`
+		}
+		_ = json.Unmarshal(payload, &msg)
+		log.Printf("[sample] got ui_message: %s", msg.Message)
+		sendEvent("echo", map[string]string{"message": msg.Message})
+
+	case "ping":
+		sendEvent("pong", nil)
+
+	default:
+		log.Printf("[sample] unhandled event: %s", event)
+	}
+	return nil
+}
+
+func handleUnload() {
+	log.Printf("[sample] unloading")
+}