error handling: fix error handling when global_config.json is in incorrect format

Fixes #1403. I added a dialog box error function, that gets thrown whenever json format is found to be incorrect.

Author: sammamama

app/common/enterprise-util.ts

@@ -1,3 +1,4 @@
+import {dialog} from "electron/main";
 import fs from "node:fs";
 import path from "node:path";
 import process from "node:process";
@@ -6,6 +7,7 @@ import {z} from "zod";
 
 import {enterpriseConfigSchemata} from "./config-schemata.js";
 import Logger from "./logger-util.js";
+import * as Messages from "./messages.js";
 
 type EnterpriseConfig = {
   [Key in keyof typeof enterpriseConfigSchemata]: z.output<
@@ -40,6 +42,8 @@ function reloadDatabase(): void {
         .partial()
         .parse(data);
     } catch (error: unknown) {
+      const {title, content} = Messages.enterpriseInvalidJson(enterpriseFile);
+      dialog.showErrorBox(title, content);
       logger.log("Error while JSON parsing global_config.json: ");
       logger.log(error);
     }

app/common/messages.ts

@@ -36,3 +36,12 @@ export function orgRemovalError(url: string): DialogBoxError {
     content: "Please contact your system administrator.",
   };
 }
+
+export function enterpriseInvalidJson(
+  pathToConfigFile: string,
+): DialogBoxError {
+  return {
+    title: "Invalid JSON",
+    content: `Correct the invalid JSON format in global_config.json.\nIt can be found in:\n${pathToConfigFile}`,
+  };
+}