Refactor async logging to synchronous; improve error handling consistency across modules.

Software/MainBoard/rust/src_webpack/src/main.ts

@@ -47,28 +47,26 @@ export class Controller {
             });
     }
 
-    loadLogLocaleConfig() {
-        return fetch(PUBLIC_URL + "/log_localization")
-            .then(response => response.json())
-            .then(json => json as LogLocalisation)
-            .then(loglocale => {
-                controller.logView.setLogLocalisation(loglocale)
-            })
-            .catch(error => {
-                console.log(error);
-            });
+    async loadLogLocaleConfig() {
+        try {
+            const response = await fetch(PUBLIC_URL + "/log_localization");
+            const json = await response.json();
+            const loglocale = json as LogLocalisation;
+            controller.logView.setLogLocalisation(loglocale);
+        } catch (error) {
+            console.log(error);
+        }
     }
 
-    loadLog() {
-        return fetch(PUBLIC_URL + "/log")
-            .then(response => response.json())
-            .then(json => json as LogArray)
-            .then(logs => {
-                controller.logView.setLog(logs)
-            })
-            .catch(error => {
-                console.log(error);
-            });
+    async loadLog() {
+        try {
+            const response = await fetch(PUBLIC_URL + "/log");
+            const json = await response.json();
+            const logs = json as LogArray;
+            controller.logView.setLog(logs);
+        } catch (error) {
+            console.log(error);
+        }
     }
 
     async getBackupInfo(): Promise<void> {
@@ -241,11 +239,11 @@ export class Controller {
                 return response.status
             })
             .then(status => {
+                controller.progressview.removeProgress("set_config");
                 if (status == 200) {
-                    controller.progressview.removeProgress("set_config");
                     setTimeout(() => {
-                        controller.downloadConfig().then(r => {
-                            controller.updateSaveList().then(r => {
+                        controller.downloadConfig().then(() => {
+                            controller.updateSaveList().then(() => {
                             });
                         });
                     }, 250)
@@ -669,7 +667,7 @@ async function executeTasksSequentially() {
     }
 }
 
-executeTasksSequentially().then(r => {
+executeTasksSequentially().then(() => {
     controller.progressview.removeProgress("initial")
 });