feat(library): add storeQuery and isStarted functions (#272)

library/api.go

@@ -48,6 +48,13 @@ func waku_stop() *C.char {
 	return C.CString(response)
 }
 
+//export waku_is_started
+// Determine is a node is started or not
+func waku_is_started() *C.char {
+	response := mobile.IsStarted()
+	return C.CString(response)
+}
+
 //export waku_peerid
 // Obtain the peer ID of the waku node
 func waku_peerid() *C.char {

library/api_store.go

@@ -14,7 +14,7 @@ import (
 //  "startTime": 1234, // optional, unix epoch time in nanoseconds
 //  "endTime": 1234, // optional, unix epoch time in nanoseconds
 //  "contentFilters": [ // optional
-// 	    "contentTopic1", "contentTopic2" ...
+// 	    "contentTopic1", ...
 //  ],
 //  "pagingOptions": {// optional pagination information
 //      "pageSize": 40, // number

mobile/api.go

@@ -25,6 +25,7 @@ import (
 )
 
 var wakuNode *node.WakuNode
+var wakuStarted = false
 
 var errWakuNodeNotReady = errors.New("go-waku not initialized")
 
@@ -151,6 +152,8 @@ func Start() string {
 		return makeJSONResponse(err)
 	}
 
+	wakuStarted = true
+
 	return makeJSONResponse(nil)
 }
 
@@ -160,11 +163,17 @@ func Stop() string {
 	}
 
 	wakuNode.Stop()
+
+	wakuStarted = false
 	wakuNode = nil
 
 	return makeJSONResponse(nil)
 }
 
+func IsStarted() string {
+	return prepareJSONResponse(wakuStarted, nil)
+}
+
 func PeerID() string {
 	if wakuNode == nil {
 		return makeJSONResponse(errWakuNodeNotReady)