X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Futils%2Fperformance-storage%2FJSONFileStorage.ts;h=60e544372f0650ffdedb6d4a7c7c34c61831d340;hb=8eac9a09368f841fc44e980f31674146833e449b;hp=4b5085cb1787f005e023b45e64bffe0a31c5db9c;hpb=9ef75e34cd01ecd7f75ce08ca7e4719d3c2b858b;p=e-mobility-charging-stations-simulator.git

diff --git a/src/utils/performance-storage/JSONFileStorage.ts b/src/utils/performance-storage/JSONFileStorage.ts
index 4b5085cb..60e54437 100644
--- a/src/utils/performance-storage/JSONFileStorage.ts
+++ b/src/utils/performance-storage/JSONFileStorage.ts
@@ -11,10 +11,29 @@ export class JSONFileStorage extends Storage {
 
   public storePerformanceStatistics(performanceStatistics: Statistics): void {
     const performanceJSONFilePath = path.join(path.resolve(__dirname, '../../../'), this.storageURI.pathname.replace(/(?:^\/)|(?:\/$)/g, ''));
-    fs.appendFile(performanceJSONFilePath, JSON.stringify(performanceStatistics, null, 2), 'utf8', (err) => {
-      if (err) {
-        FileUtils.handleFileException(this.logPrefix, 'Performance measurements', performanceJSONFilePath, err);
+    if (!fs.existsSync(performanceJSONFilePath)) {
+      this.open(performanceJSONFilePath);
+    }
+    fs.readFile(performanceJSONFilePath, 'utf-8', (error, data) => {
+      if (error) {
+        FileUtils.handleFileException(this.logPrefix, 'Performance measurements', performanceJSONFilePath, error);
+      } else {
+        const performanceRecords: Statistics[] = data ? JSON.parse(data.toString()) as Statistics[] : [];
+        performanceRecords.push(performanceStatistics);
+        fs.writeFile(performanceJSONFilePath, JSON.stringify(performanceRecords, null, 2), 'utf-8', (err) => {
+          if (err) {
+            FileUtils.handleFileException(this.logPrefix, 'Performance measurements', performanceJSONFilePath, err);
+          }
+        });
       }
     });
   }
+
+  private open(filePath: string): void {
+    try {
+      fs.openSync(filePath, 'w+');
+    } catch (error) {
+      FileUtils.handleFileException(this.logPrefix, 'Performance measurements', filePath, error);
+    }
+  }
 }