Dynamic explicit chain support added

dispatch_system/dispatch_manager/explicit_chain_handler.js

@@ -188,19 +188,31 @@ router.post('/execute/:id', (req, res) => {
     // if (req.body.map)
     //     map = req.body.map
     // else {
-    readMap(`./repository/map${req.params.id}.json`)
-    .then(data => {
-        map = data
+    if (req.files && req.files.map) {
+        map = JSON.parse(req.files.map.data.toString());
         readMap(`./repository/aliases${req.params.id}.json`)
-        .then(data => {
-            aliases = data
-            let payload = JSON.parse(req.body.data)
-            console.log(payload);
-            
-            orchestrator(res, payload, map, aliases, [])
-        })
-    })
-    // }
+            .then(data => {
+                aliases = data
+                let payload = JSON.parse(req.body.data)
+                console.log(payload);
+
+                orchestrator(res, payload, map, aliases, [])
+            })
+    } else {
+        readMap(`./repository/map${req.params.id}.json`)
+            .then(data => {
+                map = data
+                readMap(`./repository/aliases${req.params.id}.json`)
+                    .then(data => {
+                        aliases = data
+                        let payload = JSON.parse(req.body.data)
+                        console.log(payload);
+
+                        orchestrator(res, payload, map, aliases, [])
+                    })
+            })
+    }
+    
 })
 
 function orchestrator(res, payload, map, aliases, result) {