Groundnet Scan

2019-12-17 21:10:58 +01:00
parent b81348bdb8
commit 6adffb8878
29 changed files with 1744 additions and 1496 deletions
@@ -0,0 +1,90 @@
+/* eslint-disable */
+const lineReader = require('readline');
+
+var scanMethods = {
+    1: (l, apts) => {
+        console.log('Airport:', l);
+        saveName(apts, l[4], l.slice(5).join(' ').replace('\t', ' '));
+    },
+    99: (l) => {
+        console.log('Finished');
+    }
+};
+
+async function saveName(features, icao, name) {
+    var promise = new Promise(function (resolve, reject) { 
+
+        var transaction = features.transaction("airports", "readwrite");
+        var objectStore = transaction.objectStore("airports");
+        var objectStoreRequest = objectStore.get(icao);
+    
+        objectStoreRequest.onsuccess = function (event) {
+          console.log(event);
+          var feature = objectStoreRequest.result;
+          if (!feature) {
+            feature = {
+              "type": "Feature",
+              'properties': { 'icao': icao, 'twr': false, 'threshold': false, 'flights': 0, airlines: [] },
+              'geometry': {
+                "type": "Point"
+              }
+            };
+          }
+          feature.properties.name = name;
+          feature.properties.icao = icao;
+          console.log("ICAO : " + feature.properties.icao);
+          // Create another request that inserts the item back into the database
+          var updateAirportRequest = objectStore.put(feature);
+    
+          // Log the transaction that originated this request
+          console.log("The transaction that originated this request is " + updateAirportRequest.updateAirportRequest);
+    
+          // When this new request succeeds, run the displayData() function again to update the display
+          updateAirportRequest.onsuccess = function () {
+            console.log("Stored");
+            resolve();
+          };
+          updateAirportRequest.onerror = function (event) {
+            console.log("Error " + event);
+            reject(event);
+          };
+        };
+        objectStoreRequest.onerror = function (event) {
+          console.log("Error " + event);
+          reject(event);
+        };    
+    });
+
+    return promise;
+}
+
+function scanAPTIntoDB(f, apts) {
+    console.log(f);
+    lineReader.createInterface({
+        input: fs.createReadStream(f)
+    }).on('line', function (line) {
+        var fields = line.split(/[ ]+/);
+        // var fields = line.match('([0-9]+)');
+        if (fields == null)
+            return;
+        var scanMethod = scanMethods[fields[0]];
+        if (scanMethod != null) {
+            scanMethod(fields, apts);
+        }
+        else {
+            if (fields[0] == '99') {
+                lineReader.close();
+            }
+            // console.log('Ignored:', line);
+        }
+    }).on('error', function (err) {
+        console.log(err);
+        lr.close();
+    }).on('close', function () {
+        console.log("End");
+        apts.close();
+    });
+}
+
+// export default { scan, name }
+