Fix home component

web/frontend/src/components/Home.vue

@@ -55,40 +55,60 @@ interface TotalStatsResult {
 
 @Component
 export default class Home extends Vue {
-  totalLoginAttempts?: number;
+  totalLoginAttempts: number;
 
-  uniquePasswords?: number;
+  uniquePasswords: number;
 
-  uniqueUsernames?: number;
+  uniqueUsernames: number;
 
-  uniqueIPs?: number;
+  uniqueIPs: number;
 
-  uniqueCountries?: number;
+  uniqueCountries: number;
 
   ready = false;
 
+  constructor() {
+    super();
+    this.totalLoginAttempts = 0;
+    this.uniquePasswords = 0;
+    this.uniqueUsernames = 0;
+    this.uniqueIPs = 0;
+    this.uniqueCountries = 0;
+  }
+
   updateStats(): void {
     const url = `/api/stats?type=total`;
     axios
       .get<TotalStatsResult[]>(url)
       .then((resp) => {
-        this.totalLoginAttempts = resp.data.find(
+        const totals = resp.data.find((e) => e.name === 'TotalLoginAttempts')
-          (e) => e.name === 'TotalLoginAttempts',
+          ?.count;
-        )?.count;
+        if (totals) {
+          this.totalLoginAttempts = totals;
+        }
 
-        this.uniquePasswords = resp.data.find(
+        const passwords = resp.data.find((e) => e.name === 'UniquePasswords')
-          (e) => e.name === 'UniquePasswords',
+          ?.count;
-        )?.count;
+        if (passwords) {
+          this.uniquePasswords = passwords;
+        }
 
-        this.uniqueUsernames = resp.data.find(
+        const usernames = resp.data.find((e) => e.name === 'UniqueUsernames')
-          (e) => e.name === 'UniqueUsernames',
+          ?.count;
-        )?.count;
+        if (usernames) {
+          this.uniqueUsernames = usernames;
+        }
 
-        this.uniqueIPs = resp.data.find((e) => e.name === 'UniqueIPs')?.count;
+        const ips = resp.data.find((e) => e.name === 'UniqueIPs')?.count;
+        if (ips) {
+          this.uniqueIPs = ips;
+        }
 
-        this.uniqueCountries = resp.data.find(
+        const countries = resp.data.find((e) => e.name === 'UniqueCountries')
-          (e) => e.name === 'UniqueCountries',
+          ?.count;
-        )?.count;
+        if (countries) {
+          this.uniqueCountries = countries;
+        }
 
         this.ready = true;
       })