safer config reader

frontend/pshared/lib/config/apply.dart

@@ -0,0 +1,84 @@
+import 'package:flutter/material.dart';
+import 'package:pshared/config/reader.dart';
+
+
+void applyCommonConfiguration(
+  Map<String, dynamic> configJson, {
+  required String currentApiProto,
+  required void Function(String) setApiProto,
+  required String currentApiHost,
+  required void Function(String) setApiHost,
+  required String currentApiEndpoint,
+  required void Function(String) setApiEndpoint,
+  required String currentAmplitudeSecret,
+  required void Function(String) setAmplitudeSecret,
+  required String currentAmplitudeServerZone,
+  required void Function(String) setAmplitudeServerZone,
+  required String currentPosthogApiKey,
+  required void Function(String) setPosthogApiKey,
+  required String currentPosthogHost,
+  required void Function(String) setPosthogHost,
+  required Locale currentDefaultLocale,
+  required void Function(Locale) setDefaultLocale,
+  required String currentDefaultCurrency,
+  required void Function(String) setDefaultCurrency,
+  required String currentWsProto,
+  required void Function(String) setWsProto,
+  required String currentWsEndpoint,
+  required void Function(String) setWsEndpoint,
+  required int currentDefaultDimensionLength,
+  required void Function(int) setDefaultDimensionLength,
+  required String currentClientId,
+  required void Function(String) setClientId,
+  required Color currentThemeColor,
+  required void Function(Color) setThemeColor,
+}) {
+  setApiProto(readConfigString(configJson, 'apiProto', currentApiProto));
+  setApiHost(readConfigString(configJson, 'apiHost', currentApiHost));
+  setApiEndpoint(
+    readConfigString(configJson, 'apiEndpoint', currentApiEndpoint),
+  );
+  setAmplitudeSecret(
+    readConfigString(configJson, 'amplitudeSecret', currentAmplitudeSecret),
+  );
+  setAmplitudeServerZone(
+    readConfigString(
+      configJson,
+      'amplitudeServerZone',
+      currentAmplitudeServerZone,
+    ),
+  );
+  setPosthogApiKey(
+    readConfigString(configJson, 'posthogApiKey', currentPosthogApiKey),
+  );
+  setPosthogHost(
+    readConfigString(configJson, 'posthogHost', currentPosthogHost),
+  );
+  setDefaultLocale(
+    Locale(
+      readConfigString(
+        configJson,
+        'defaultLocale',
+        currentDefaultLocale.languageCode,
+      ),
+    ),
+  );
+  setDefaultCurrency(
+    readConfigString(configJson, 'defaultCurrency', currentDefaultCurrency),
+  );
+  setWsProto(readConfigString(configJson, 'wsProto', currentWsProto));
+  setWsEndpoint(readConfigString(configJson, 'wsEndpoint', currentWsEndpoint));
+  setDefaultDimensionLength(
+    readConfigInt(
+      configJson,
+      'defaultDimensionLength',
+      currentDefaultDimensionLength,
+    ),
+  );
+  setClientId(readConfigString(configJson, 'clientId', currentClientId));
+  setThemeColor(
+    Color(
+      readConfigInt(configJson, 'themeColor', currentThemeColor.toARGB32()),
+    ),
+  );
+}

frontend/pshared/lib/config/common.dart

@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-
+import 'package:pshared/config/apply.dart';
 
 class CommonConstants {
   static String apiProto = 'https';
@@ -7,7 +7,8 @@ class CommonConstants {
   static String apiEndpoint = '/api/v1';
   static String amplitudeSecret = 'c3d75b3e2520d708440acbb16b923e79';
   static String amplitudeServerZone = 'EU';
-  static String posthogApiKey = 'phc_lVhbruaZpxiQxppHBJpL36ARnPlkqbCewv6cauoceTN';
+  static String posthogApiKey =
+      'phc_lVhbruaZpxiQxppHBJpL36ARnPlkqbCewv6cauoceTN';
   static String posthogHost = 'https://eu.i.posthog.com';
   static Locale defaultLocale = const Locale('en');
   static String defaultCurrency = 'EUR';
@@ -29,21 +30,36 @@ class CommonConstants {
 
   // Method to apply the configuration, called by platform-specific implementations
   static void applyConfiguration(Map<String, dynamic> configJson) {
-    apiProto = configJson['apiProto'] ?? apiProto;
-    apiHost = configJson['apiHost'] ?? apiHost;
-    apiEndpoint = configJson['apiEndpoint'] ?? apiEndpoint;
-    amplitudeSecret = configJson['amplitudeSecret'] ?? amplitudeSecret;
-    amplitudeServerZone = configJson['amplitudeServerZone'] ?? amplitudeServerZone;
-    posthogApiKey = configJson['posthogApiKey'] ?? posthogApiKey;
-    posthogHost = configJson['posthogHost'] ?? posthogHost;
-    defaultLocale = Locale(configJson['defaultLocale'] ?? defaultLocale.languageCode);
-    defaultCurrency = configJson['defaultCurrency'] ?? defaultCurrency;
-    wsProto = configJson['wsProto'] ?? wsProto;
-    wsEndpoint = configJson['wsEndpoint'] ?? wsEndpoint;
-    defaultDimensionLength = configJson['defaultDimensionLength'] ?? defaultDimensionLength;
-    clientId = configJson['clientId'] ?? clientId;
-    if (configJson.containsKey('themeColor')) {
-      themeColor = Color(int.parse(configJson['themeColor']));
-    }
+    applyCommonConfiguration(
+      configJson,
+      currentApiProto: apiProto,
+      setApiProto: (value) => apiProto = value,
+      currentApiHost: apiHost,
+      setApiHost: (value) => apiHost = value,
+      currentApiEndpoint: apiEndpoint,
+      setApiEndpoint: (value) => apiEndpoint = value,
+      currentAmplitudeSecret: amplitudeSecret,
+      setAmplitudeSecret: (value) => amplitudeSecret = value,
+      currentAmplitudeServerZone: amplitudeServerZone,
+      setAmplitudeServerZone: (value) => amplitudeServerZone = value,
+      currentPosthogApiKey: posthogApiKey,
+      setPosthogApiKey: (value) => posthogApiKey = value,
+      currentPosthogHost: posthogHost,
+      setPosthogHost: (value) => posthogHost = value,
+      currentDefaultLocale: defaultLocale,
+      setDefaultLocale: (value) => defaultLocale = value,
+      currentDefaultCurrency: defaultCurrency,
+      setDefaultCurrency: (value) => defaultCurrency = value,
+      currentWsProto: wsProto,
+      setWsProto: (value) => wsProto = value,
+      currentWsEndpoint: wsEndpoint,
+      setWsEndpoint: (value) => wsEndpoint = value,
+      currentDefaultDimensionLength: defaultDimensionLength,
+      setDefaultDimensionLength: (value) => defaultDimensionLength = value,
+      currentClientId: clientId,
+      setClientId: (value) => clientId = value,
+      currentThemeColor: themeColor,
+      setThemeColor: (value) => themeColor = value,
+    );
   }
 }

frontend/pshared/lib/config/common_dev.dart

@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-
+import 'package:pshared/config/apply.dart';
 
 class CommonConstants {
   static String apiProto = 'http';
@@ -7,7 +7,8 @@ class CommonConstants {
   static String apiEndpoint = '/api/v1';
   static String amplitudeSecret = 'c3d75b3e2520d708440acbb16b923e79';
   static String amplitudeServerZone = 'EU';
-  static String posthogApiKey = 'phc_lVhbruaZpxiQxppHBJpL36ARnPlkqbCewv6cauoceTN';
+  static String posthogApiKey =
+      'phc_lVhbruaZpxiQxppHBJpL36ARnPlkqbCewv6cauoceTN';
   static String posthogHost = 'https://eu.i.posthog.com';
   static Locale defaultLocale = const Locale('en');
   static String defaultCurrency = 'EUR';
@@ -29,21 +30,36 @@ class CommonConstants {
 
   // Method to apply the configuration, called by platform-specific implementations
   static void applyConfiguration(Map<String, dynamic> configJson) {
-    apiProto = configJson['apiProto'] ?? apiProto;
-    apiHost = configJson['apiHost'] ?? apiHost;
-    apiEndpoint = configJson['apiEndpoint'] ?? apiEndpoint;
-    amplitudeSecret = configJson['amplitudeSecret'] ?? amplitudeSecret;
-    amplitudeServerZone = configJson['amplitudeServerZone'] ?? amplitudeServerZone;
-    posthogApiKey = configJson['posthogApiKey'] ?? posthogApiKey;
-    posthogHost = configJson['posthogHost'] ?? posthogHost;
-    defaultLocale = Locale(configJson['defaultLocale'] ?? defaultLocale.languageCode);
-    defaultCurrency = configJson['defaultCurrency'] ?? defaultCurrency;
-    wsProto = configJson['wsProto'] ?? wsProto;
-    wsEndpoint = configJson['wsEndpoint'] ?? wsEndpoint;
-    defaultDimensionLength = configJson['defaultDimensionLength'] ?? defaultDimensionLength;
-    clientId = configJson['clientId'] ?? clientId;
-    if (configJson.containsKey('themeColor')) {
-      themeColor = Color(int.parse(configJson['themeColor']));
-    }
+    applyCommonConfiguration(
+      configJson,
+      currentApiProto: apiProto,
+      setApiProto: (value) => apiProto = value,
+      currentApiHost: apiHost,
+      setApiHost: (value) => apiHost = value,
+      currentApiEndpoint: apiEndpoint,
+      setApiEndpoint: (value) => apiEndpoint = value,
+      currentAmplitudeSecret: amplitudeSecret,
+      setAmplitudeSecret: (value) => amplitudeSecret = value,
+      currentAmplitudeServerZone: amplitudeServerZone,
+      setAmplitudeServerZone: (value) => amplitudeServerZone = value,
+      currentPosthogApiKey: posthogApiKey,
+      setPosthogApiKey: (value) => posthogApiKey = value,
+      currentPosthogHost: posthogHost,
+      setPosthogHost: (value) => posthogHost = value,
+      currentDefaultLocale: defaultLocale,
+      setDefaultLocale: (value) => defaultLocale = value,
+      currentDefaultCurrency: defaultCurrency,
+      setDefaultCurrency: (value) => defaultCurrency = value,
+      currentWsProto: wsProto,
+      setWsProto: (value) => wsProto = value,
+      currentWsEndpoint: wsEndpoint,
+      setWsEndpoint: (value) => wsEndpoint = value,
+      currentDefaultDimensionLength: defaultDimensionLength,
+      setDefaultDimensionLength: (value) => defaultDimensionLength = value,
+      currentClientId: clientId,
+      setClientId: (value) => clientId = value,
+      currentThemeColor: themeColor,
+      setThemeColor: (value) => themeColor = value,
+    );
   }
 }

frontend/pshared/lib/config/reader.dart

@@ -0,0 +1,30 @@
+String readConfigString(
+  Map<String, dynamic> configJson,
+  String key,
+  String fallback,
+) {
+  final value = configJson[key];
+  if (value == null) {
+    return fallback;
+  }
+  final text = value.toString().trim();
+  if (text.isEmpty || text == 'undefined' || text == 'null') {
+    return fallback;
+  }
+  return text;
+}
+
+int readConfigInt(Map<String, dynamic> configJson, String key, int fallback) {
+  final value = configJson[key];
+  if (value == null) {
+    return fallback;
+  }
+  if (value is int) {
+    return value;
+  }
+  final text = value.toString().trim();
+  if (text.isEmpty || text == 'undefined' || text == 'null') {
+    return fallback;
+  }
+  return int.tryParse(text) ?? fallback;
+}