[fix] add resetWot and write to each modifications

.gitignore

+test.bin
 native/target
 native/index.node
 native/artifacts.json

lib/index.js

@@ -90,25 +90,44 @@ const WotB = {
         return addon.set_max_links(this.instanceID, maxCert);
     },
 
-
     addNode: function() {
-        return addon.add_node(this.instanceID);
+        var result = addon.add_node(this.instanceID);
+        if (this.filePath.length > 0) {
+            this.write();
+        }
+        return result;
     },
 
     removeNode: function() {
-        return addon.rem_node(this.instanceID);
+        var result = addon.rem_node(this.instanceID);
+        if (this.filePath.length > 0) {
+            this.write();
+        }
+        return result;
     },
 
     setEnabled: function(is_enabled, nodeId) {
-        return addon.set_enabled(this.instanceID, is_enabled, nodeId);
+        var result = addon.set_enabled(this.instanceID, is_enabled, nodeId);
+        if (this.filePath.length > 0) {
+            this.write();
+        }
+        return result;
     },
 
     addLink: function(source, target) {
-        return addon.add_link(this.instanceID, source, target);
+        var result = addon.add_link(this.instanceID, source, target);
+        if (this.filePath.length > 0) {
+            this.write();
+        }
+        return result;
     },
 
     removeLink: function(source, target) {
-        return addon.rem_link(this.instanceID, source, target);
+        var result = addon.rem_link(this.instanceID, source, target);
+        if (this.filePath.length > 0) {
+            this.write();
+        }
+        return result;
     },
 
     isOutdistanced: function(node, sentry_requirement, step_max, x_percent) {
@@ -136,5 +155,14 @@ const WotB = {
 
     clear: function() {
         return addon.remove_wot(this.instanceID);
+    },
+
+    resetWoT: function() {
+        var sigStock = addon.getMaxCert(this.instanceID);
+        addon.remove_wot(this.instanceID);
+        this.instanceID = addon.new_memory_instance(sigStock);
+        if (filePath.length > 0) {
+            this.write();
+        }
     }
 }
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