add line webhook router

modules/lineobj/lineobj.go

@@ -0,0 +1,70 @@
+package lineobj
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+// SourceObject -
+type SourceObject struct {
+	Type    string `json:"type" cc:"type"`
+	UserID  string `json:"userId" cc:"userId"`
+	GroupID string `json:"groupId" cc:"groupId"`
+}
+
+// EventObject -
+type EventObject struct {
+	Source     *SourceObject          `json:"source" cc:"source"`
+	Type       string                 `json:"type" cc:"type"`
+	Timestamp  int64                  `json:"timestamp" cc:"timestamp"`
+	ReplyToken string                 `json:"replyToken" cc:"replyToken"`
+	Message    map[string]interface{} `json:"message" cc:"message"`
+}
+
+// HookEvent -
+type HookEvent struct {
+	Events []*EventObject `json:"events"`
+}
+
+// ParseWebhookBody -
+func ParseWebhookBody(b []byte) *HookEvent {
+	if len(b) == 0 {
+		return nil
+	}
+	evt := &HookEvent{}
+	err := json.Unmarshal(b, evt)
+	if err != nil {
+		return nil
+	}
+	return evt
+}
+
+// MessageEvent -
+func MessageEvent(e *EventObject) {
+	switch e.Type {
+	case "message":
+		// TODO
+		break
+	default:
+		fmt.Printf("line webhook type not match (%v)", e.Type)
+	}
+}
+
+func messageType(e *EventObject) {
+	msg := e.Message
+	mtype, ok := msg["type"]
+	if !ok {
+		return
+	}
+
+	if t, ok := mtype.(string); ok {
+		switch t {
+		case "text":
+			// TODO
+			break
+		case "iamge":
+			// TODO
+			break
+		}
+	}
+}