- verbeteringen client

- Enkel nog probleem met vertaling van de ProgressTracker constanten

common/services/utils/translation_services.py

@@ -116,6 +116,20 @@ class TranslationServices:
                     if translated_ctx:
                         translated_config[field_config][field_name]['context'] = translated_ctx.translated_text
 
+                # vertaal allowed values als het veld bestaat en de waarden niet leeg zijn.
+                if 'allowed_values' in field_data and field_data['allowed_values']:
+                    translated_allowed_values = []
+                    for allowed_value in field_data['allowed_values']:
+                        translated_allowed_value = cache_manager.translation_cache.get_translation(
+                            text=allowed_value,
+                            target_lang=target_language,
+                            source_lang=source_language,
+                            context=context
+                        )
+                        translated_allowed_values.append(translated_allowed_value.translated_text)
+                    if translated_allowed_values:
+                        translated_config[field_config][field_name]['allowed_values'] = translated_allowed_values
+
             return translated_config
 
     @staticmethod

eveai_chat_client/static/assets/js/composables/useTranslation.js

@@ -8,7 +8,7 @@ import { ref, computed, onMounted } from 'vue';
  */
 export function useTranslation() {
     const isTranslationReady = ref(false);
-    const currentLanguage = ref('nl');
+    const currentLanguage = ref('en');
     const isTranslating = ref(false);
     const lastError = ref(null);
 
@@ -139,7 +139,7 @@ export function useTranslation() {
      * Get current language from chatConfig or fallback
      */
     const getCurrentLanguage = () => {
-        return window.chatConfig?.language || currentLanguage.value || 'nl';
+        return window.chatConfig?.language || currentLanguage.value || 'en';
     };
 
     /**
@@ -215,6 +215,8 @@ export function useConstantsTranslation() {
             CONSTANTS_CACHE.translations = translated;
 
             console.log('useConstantsTranslation: Successfully translated and cached constants');
+            console.log('useConstantsTranslation: Current language:', CONSTANTS_CACHE.currentLanguage);
+            console.log('useConstantsTranslation: Cached translations:', CONSTANTS_CACHE.translations);
             return translated;
         } catch (error) {
             console.error('useConstantsTranslation: Error translating constants:', error);

eveai_chat_client/static/assets/js/composables/useTranslation.js.backup

@@ -1,238 +0,0 @@
-// eveai_chat_client/static/assets/js/composables/useTranslation.js
-
-import { ref, computed, onMounted } from 'vue';
-
-/**
- * Vue 3 Composable for translation management
- * Provides modern alternative to window.TranslationClient
- */
-export function useTranslation() {
-    const isTranslationReady = ref(false);
-    const currentLanguage = ref('nl');
-    const isTranslating = ref(false);
-    const lastError = ref(null);
-
-    // Check if translation system is available with retry mechanism
-    const checkTranslationReady = () => {
-        if (window.TranslationClient && typeof window.TranslationClient.translate === 'function') {
-            isTranslationReady.value = true;
-            return true;
-        }
-        return false;
-    };
-
-    onMounted(() => {
-        // Initial check
-        if (checkTranslationReady()) {
-            return;
-        }
-
-        // Retry mechanism - wait for TranslationClient to become available
-        let retryCount = 0;
-        const maxRetries = 10;
-        const retryInterval = 100; // 100ms
-
-        const retryCheck = () => {
-            if (checkTranslationReady()) {
-                return; // Success!
-            }
-
-            retryCount++;
-            if (retryCount < maxRetries) {
-                setTimeout(retryCheck, retryInterval);
-            } else {
-                console.warn('TranslationClient is not available after retries');
-                isTranslationReady.value = false;
-            }
-        };
-
-        // Start retry process
-        setTimeout(retryCheck, retryInterval);
-    });
-
-    /**
-     * Translate text to target language
-     * @param {string} text - Text to translate
-     * @param {string} targetLang - Target language code
-     * @param {string|null} sourceLang - Source language code (optional)
-     * @param {string|null} context - Translation context (optional)
-     * @param {string} apiPrefix - API prefix for tenant routing
-     * @returns {Promise<object>} Translation result
-     */
-    const translate = async (text, targetLang, sourceLang = null, context = null, apiPrefix = '') => {
-        if (!isTranslationReady.value || !window.TranslationClient) {
-            const error = new Error('Translation system not ready');
-            lastError.value = error;
-            throw error;
-        }
-
-        if (!text || !text.trim()) {
-            const error = new Error('No text provided for translation');
-            lastError.value = error;
-            throw error;
-        }
-
-        isTranslating.value = true;
-        lastError.value = null;
-
-        try {
-            const result = await window.TranslationClient.translate(
-                text,
-                targetLang,
-                sourceLang,
-                context,
-                apiPrefix
-            );
-
-            // Update current language if translation was successful
-            if (result.success) {
-                currentLanguage.value = targetLang;
-            }
-
-            return result;
-        } catch (error) {
-            console.error('Translation error in composable:', error);
-            lastError.value = error;
-            throw error;
-        } finally {
-            isTranslating.value = false;
-        }
-    };
-
-    /**
-     * Translate text with automatic error handling and loading state
-     * @param {string} text - Text to translate
-     * @param {string} targetLang - Target language code
-     * @param {Object} options - Translation options
-     * @returns {Promise<string|null>} Translated text or null on error
-     */
-    const translateSafe = async (text, targetLang, options = {}) => {
-        const {
-            sourceLang = null,
-            context = null,
-            apiPrefix = '',
-            fallbackText = text
-        } = options;
-
-        try {
-            const result = await translate(text, targetLang, sourceLang, context, apiPrefix);
-            return result.success ? result.translated_text : fallbackText;
-        } catch (error) {
-            console.warn('Safe translation failed, using fallback:', error.message);
-            return fallbackText;
-        }
-    };
-
-    /**
-     * Batch translate multiple texts
-     * @param {Array<string>} texts - Array of texts to translate
-     * @param {string} targetLang - Target language code
-     * @param {Object} options - Translation options
-     * @returns {Promise<Array<string>>} Array of translated texts
-     */
-    const translateBatch = async (texts, targetLang, options = {}) => {
-        const results = await Promise.allSettled(
-            texts.map(text => translateSafe(text, targetLang, options))
-        );
-
-        return results.map((result, index) => 
-            result.status === 'fulfilled' ? result.value : texts[index]
-        );
-    };
-
-    /**
-     * Get current language from chatConfig or fallback
-     */
-    const getCurrentLanguage = () => {
-        return window.chatConfig?.language || currentLanguage.value;
-    };
-
-    /**
-     * Get API prefix from chatConfig or fallback
-     */
-    const getApiPrefix = () => {
-        return window.chatConfig?.apiPrefix || '';
-    };
-
-    return {
-        // State
-        isTranslationReady,
-        currentLanguage: computed(() => getCurrentLanguage()),
-        isTranslating,
-        lastError,
-
-        // Methods
-        translate,
-        translateSafe,
-        translateBatch,
-
-        // Utilities
-        getCurrentLanguage,
-        getApiPrefix
-    };
-}
-
-/**
- * Simplified composable for basic translation needs
- * Use this when you only need simple text translation
- */
-export function useTranslationClient() {
-    const { translate, translateSafe, isTranslationReady, isTranslating, lastError } = useTranslation();
-
-    return {
-        translate,
-        translateSafe,
-        isTranslationReady,
-        isTranslating,
-        lastError
-    };
-}
-
-/**
- * Composable for reactive text translation
- * Automatically translates text when language changes
- */
-export function useReactiveTranslation(text, options = {}) {
-    const { translateSafe, currentLanguage } = useTranslation();
-    const translatedText = ref(text);
-    const isLoading = ref(false);
-
-    const {
-        context = null,
-        sourceLang = null,
-        autoTranslate = true
-    } = options;
-
-    // Watch for language changes and auto-translate
-    if (autoTranslate) {
-        // We'll implement this when we have proper reactivity setup
-        // For now, provide manual translation method
-    }
-
-    const updateTranslation = async (newLanguage = null) => {
-        const targetLang = newLanguage || currentLanguage.value;
-        
-        if (!text || targetLang === sourceLang) {
-            translatedText.value = text;
-            return;
-        }
-
-        isLoading.value = true;
-        try {
-            const result = await translateSafe(text, targetLang, {
-                sourceLang,
-                context,
-                apiPrefix: window.chatConfig?.apiPrefix || ''
-            });
-            translatedText.value = result;
-        } finally {
-            isLoading.value = false;
-        }
-    };
-
-    return {
-        translatedText,
-        isLoading,
-        updateTranslation
-    };
-}

eveai_chat_client/static/assets/js/services/LanguageProvider.js

@@ -0,0 +1,181 @@
+// LanguageProvider.js - Central language management system
+import { ref, reactive, computed, provide, inject } from 'vue';
+import { useConstantsTranslation } from '../composables/useTranslation.js';
+
+// Injection key for type safety
+export const LANGUAGE_PROVIDER_KEY = Symbol('LanguageProvider');
+
+/**
+ * Language Provider Service
+ * Central management of language state and translations
+ */
+export function createLanguageProvider(initialLanguage = 'en', apiPrefix = '') {
+    // Reactive state
+    const currentLanguage = ref(initialLanguage);
+    const isTranslating = ref(false);
+    const translationError = ref(null);
+    
+    // Translation composable
+    const { translateConstants, getCachedTranslations, clearCache } = useConstantsTranslation();
+    
+    // Component-specific translations cache
+    const componentTranslations = reactive({});
+    
+    /**
+     * Register a component for translations with component-specific caching
+     */
+    const registerComponent = (componentName, originalTexts) => {
+        console.log(`LanguageProvider: Registering component ${componentName} with language ${currentLanguage.value}`);
+        
+        if (!componentTranslations[componentName]) {
+            componentTranslations[componentName] = reactive({
+                original: originalTexts,
+                translated: { ...originalTexts }, // Start with original English texts
+                isLoading: false,
+                error: null
+            });
+            
+            // Force initial translation if current language is not English
+            if (currentLanguage.value !== 'en') {
+                console.log(`LanguageProvider: Component ${componentName} needs initial translation to ${currentLanguage.value}`);
+                translateComponentTexts(componentName, currentLanguage.value);
+            }
+        }
+        
+        return componentTranslations[componentName];
+    };
+    
+    /**
+     * Translate texts for a specific component
+     */
+    const translateComponentTexts = async (componentName, targetLanguage) => {
+        const component = componentTranslations[componentName];
+        if (!component) {
+            console.warn(`LanguageProvider: Component ${componentName} not found for translation`);
+            return;
+        }
+        
+        component.isLoading = true;
+        component.error = null;
+        
+        try {
+            if (targetLanguage === 'en') {
+                // For English, use original texts (no translation needed)
+                component.translated = { ...component.original };
+                console.log(`LanguageProvider: Using original English texts for ${componentName}`);
+            } else {
+                // For other languages, translate from English
+                console.log(`LanguageProvider: Translating ${componentName} from English to ${targetLanguage}`);
+                const translatedTexts = await translateConstants(
+                    component.original, 
+                    targetLanguage, 
+                    { 
+                        context: componentName,
+                        apiPrefix 
+                    }
+                );
+                component.translated = translatedTexts;
+                console.log(`LanguageProvider: Successfully translated ${componentName} to ${targetLanguage}`);
+            }
+        } catch (error) {
+            console.error(`LanguageProvider: Translation error for ${componentName}:`, error);
+            component.error = error;
+            // Fallback to original English texts
+            component.translated = { ...component.original };
+        } finally {
+            component.isLoading = false;
+        }
+    };
+    
+    /**
+     * Update language for all registered components
+     */
+    const setLanguage = async (newLanguage) => {
+        if (currentLanguage.value === newLanguage) {
+            return;
+        }
+        
+        console.log('LanguageProvider: Setting language to', newLanguage);
+        currentLanguage.value = newLanguage;
+        isTranslating.value = true;
+        translationError.value = null;
+        
+        try {
+            // Update all registered components
+            const translationPromises = Object.keys(componentTranslations).map(componentName => 
+                translateComponentTexts(componentName, newLanguage)
+            );
+            
+            await Promise.all(translationPromises);
+            console.log(`LanguageProvider: Successfully updated all components to ${newLanguage}`);
+        } catch (error) {
+            console.error('LanguageProvider: Error setting language:', error);
+            translationError.value = error;
+        } finally {
+            isTranslating.value = false;
+        }
+    };
+    
+    /**
+     * Get translations voor een specifieke component
+     */
+    const getComponentTranslations = (componentName) => {
+        return componentTranslations[componentName] || null;
+    };
+    
+    /**
+     * Clear alle caches
+     */
+    const clearAllCaches = () => {
+        clearCache();
+        Object.keys(componentTranslations).forEach(key => {
+            delete componentTranslations[key];
+        });
+    };
+    
+    return {
+        // State
+        currentLanguage: computed(() => currentLanguage.value),
+        isTranslating: computed(() => isTranslating.value),
+        translationError: computed(() => translationError.value),
+        
+        // Methods
+        registerComponent,
+        setLanguage,
+        getComponentTranslations,
+        clearAllCaches,
+        
+        // Computed
+        componentTranslations: computed(() => componentTranslations)
+    };
+}
+
+/**
+ * Composable voor het gebruiken van de Language Provider
+ */
+export function useLanguageProvider() {
+    const provider = inject(LANGUAGE_PROVIDER_KEY);
+    
+    if (!provider) {
+        throw new Error('useLanguageProvider must be used within a LanguageProvider');
+    }
+    
+    return provider;
+}
+
+/**
+ * Composable voor component-specifieke vertalingen
+ */
+export function useComponentTranslations(componentName, originalTexts) {
+    const provider = useLanguageProvider();
+    
+    // Registreer component bij eerste gebruik
+    const translations = provider.registerComponent(componentName, originalTexts);
+    
+    return {
+        translations: computed(() => translations.translated),
+        isLoading: computed(() => translations.isLoading),
+        error: computed(() => translations.error),
+        currentLanguage: provider.currentLanguage
+    };
+}

eveai_chat_client/static/assets/vue-components/ChatApp.vue

@@ -43,6 +43,10 @@ import ProgressTracker from './ProgressTracker.vue';
 import LanguageSelector from './LanguageSelector.vue';
 import ChatInput from './ChatInput.vue';
 
+// Import language provider
+import { createLanguageProvider, LANGUAGE_PROVIDER_KEY } from '../js/services/LanguageProvider.js';
+import { provide } from 'vue';
+
 export default {
     name: 'ChatApp',
     components: {
@@ -54,12 +58,28 @@ export default {
         ProgressTracker,
         ChatInput
     },
+    
+    setup() {
+        // Haal initiële taal uit chatConfig
+        const initialLanguage = window.chatConfig?.language || 'nl';
+        const apiPrefix = window.chatConfig?.apiPrefix || '';
+        
+        // Creëer language provider
+        const languageProvider = createLanguageProvider(initialLanguage, apiPrefix);
+        
+        // Provide aan alle child components
+        provide(LANGUAGE_PROVIDER_KEY, languageProvider);
+        
+        return {
+            languageProvider
+        };
+    },
 
     data() {
         // Maak een lokale kopie van de chatConfig om undefined errors te voorkomen
         const chatConfig = window.chatConfig || {};
         const settings = chatConfig.settings || {};
-        const initialLanguage = chatConfig.language || 'nl';
+        const initialLanguage = chatConfig.language || 'en';
         const originalExplanation = chatConfig.explanation || '';
         const tenantMake = chatConfig.tenantMake || {};
 
@@ -331,7 +351,7 @@ export default {
                     // Add a placeholder AI message that will be updated by the progress tracker
                     const placeholderMessage = {
                         id: this.messageIdCounter++,
-                        content: 'Bezig met verwerken...',
+                        // content: 'Bezig met verwerken...',
                         sender: 'ai',
                         type: 'text',
                         timestamp: new Date().toISOString(),

eveai_chat_client/static/assets/vue-components/ChatMessage.vue

@@ -97,7 +97,7 @@
                     {{ message.content }}
                 </div>
                 <button v-if="message.retryable" @click="$emit('retry-message', message.id)" class="retry-btn">
-                    Opnieuw proberen
+                    {{ messageTexts.retry }}
                 </button>
             </div>
         </template>
@@ -116,6 +116,7 @@
 import DynamicForm from './DynamicForm.vue';
 import ProgressTracker from './ProgressTracker.vue';
 import { useIconManager } from '../js/composables/useIconManager.js';
+import { useComponentTranslations } from '../js/services/LanguageProvider.js';
 
 export default {
     name: 'ChatMessage',
@@ -129,7 +130,25 @@ export default {
         // Watch message.formData.icon for automatic icon loading
         watchIcon(() => props.message.formData?.icon);
         
-        return {};
+        // Use component translations from provider (English as base language)
+        const originalTexts = {
+            retry: 'Try again',
+            copy: 'Copy',
+            timestamp: 'Timestamp',
+            errorMessage: 'An error occurred while processing your request.'
+        };
+        
+        const { translations, isLoading, error, currentLanguage } = useComponentTranslations(
+            'chat_message', 
+            originalTexts
+        );
+        
+        return {
+            messageTexts: translations,
+            translationLoading: isLoading,
+            translationError: error,
+            currentLanguage
+        };
     },
     props: {
         message: {
@@ -163,12 +182,10 @@ export default {
         }
     },
     mounted() {
-        // Luister naar taalwijzigingen
+        // Component initialization if needed
-        document.addEventListener('language-changed', this.handleLanguageChange);
     },
     beforeUnmount() {
-        // Verwijder event listener bij verwijderen component
+        // Component cleanup if needed
-        document.removeEventListener('language-changed', this.handleLanguageChange);
     },
     computed: {
         hasFormData() {
@@ -214,22 +231,17 @@ export default {
             return hasActualValues;
         },
 
-        async handleLanguageChange(event) {
-            // Controleer of dit het eerste bericht is in een gesprek met maar één bericht
-            // Dit wordt al afgehandeld door MessageHistory component, dus we hoeven hier niets te doen
-            // De implementatie hiervan blijft in MessageHistory om dubbele vertaling te voorkomen
-        },
 
         handleSpecialistError(eventData) {
             console.log('ChatMessage received specialist-error event:', eventData);
 
-            // Creëer een error message met correcte styling
+            // Create an error message with correct styling
             this.message.type = 'error';
-            this.message.content = eventData.message || 'Er is een fout opgetreden bij het verwerken van uw verzoek.';
+            this.message.content = eventData.message || this.messageTexts.errorMessage;
             this.message.retryable = true;
-            this.message.error = true; // Voeg error flag toe voor styling
+            this.message.error = true; // Add error flag for styling
 
-            // Bubble up naar parent component voor verdere afhandeling
+            // Bubble up to parent component for further handling
             this.$emit('specialist-error', {
                 messageId: this.message.id,
                 ...eventData

eveai_chat_client/static/assets/vue-components/LanguageSelector.vue

@@ -21,12 +21,26 @@
 </template>
 
 <script>
+import { useLanguageProvider } from '../js/services/LanguageProvider.js';
+
 export default {
     name: 'LanguageSelector',
+    setup() {
+        // Optionally use provider for reactive current language
+        try {
+            const provider = useLanguageProvider();
+            return {
+                providerLanguage: provider.currentLanguage
+            };
+        } catch {
+            // Provider not available, use props
+            return {};
+        }
+    },
     props: {
         initialLanguage: {
             type: String,
-            default: 'nl'
+            default: 'en'
         },
         currentLanguage: {
             type: String,
@@ -53,11 +67,17 @@ export default {
         this.$emit('language-changed', this.selectedLanguage);
 
         // DOM event
-        const event = new CustomEvent('vue:language-changed', {
+        const event = new CustomEvent('language-changed', {
             detail: { language: this.selectedLanguage }
         });
         document.dispatchEvent(event);
     },
+    computed: {
+        // Use provider language if available, otherwise use props
+        effectiveCurrentLanguage() {
+            return this.providerLanguage || this.currentLanguage || this.initialLanguage;
+        }
+    },
     methods: {
         getAvailableLanguages() {
             const languages = [];
@@ -109,7 +129,7 @@ export default {
                 this.$emit('language-changed', languageCode);
 
                 // DOM event
-                const event = new CustomEvent('vue:language-changed', {
+                const event = new CustomEvent('language-changed', {
                     detail: { language: languageCode }
                 });
                 document.dispatchEvent(event);

eveai_chat_client/static/assets/vue-components/ProgressTracker.vue

@@ -53,10 +53,34 @@
 </template>
 
 <script>
-import { useTranslationClient, useConstantsTranslation } from '../js/composables/useTranslation.js';
+import { useComponentTranslations } from '../js/services/LanguageProvider.js';
 
 export default {
     name: 'ProgressTracker',
+    setup() {
+        // Define original English texts (base language for developers)
+        const originalTexts = {
+            error: 'Error while processing',
+            completed: 'Processing completed',
+            processing: 'Processing...'
+        };
+        
+        // Gebruik component translations
+        const { translations, isLoading, error, currentLanguage } = useComponentTranslations(
+            'progress_tracker', 
+            originalTexts
+        );
+
+        console.log('Translations:', translations);
+        console.log('Current language:', currentLanguage);
+        
+        return {
+            statusTexts: translations,
+            translationLoading: isLoading,
+            translationError: error,
+            currentLanguage
+        };
+    },
     props: {
         taskId: {
             type: String,
@@ -76,99 +100,56 @@ export default {
             connecting: true,
             error: null,
             progressLines: [],
-            eventSource: null,
+            eventSource: null
-            // Vertaalde status teksten
-            translatedStatusTexts: {
-                error: 'Error while processing',
-                completed: 'Processing completed',
-                processing: 'Processing...'
-            },
-            currentLanguage: 'nl'
         };
     },
     computed: {
         isProcessing() {
             return !this.isCompleted && !this.hasError && !this.connecting;
         },
-        // Computed properties voor vertaalde status teksten
+        // Computed properties voor vertaalde status teksten uit provider
         errorText() {
-            return this.translatedStatusTexts.error;
+            return this.statusTexts.error;
         },
         completedText() {
-            return this.translatedStatusTexts.completed;
+            return this.statusTexts.completed;
         },
         processingText() {
-            return this.translatedStatusTexts.processing;
+            return this.statusTexts.processing;
         }
     },
+    created() {
+        // Create named handler for language changes
+        this.languageChangeHandler = (event) => {
+            if (event.detail && event.detail.language) {
+                console.log('ProgressTracker: Received language change event:', event.detail.language);
+                // The LanguageProvider will automatically handle the translation update
+                // We just need to ensure the component is aware of the change
+                this.handleLanguageChange(event);
+            }
+        };
+
+        // Listen for language changes
+        document.addEventListener('language-changed', this.languageChangeHandler);
+    },
     mounted() {
         this.connectToProgressStream();
-        
-        // Setup translation composables
-        const { translateSafe } = useTranslationClient();
-        const { translateConstants, getCachedTranslations, getCachedLanguage } = useConstantsTranslation();
-        this.translateSafe = translateSafe;
-        this.translateConstants = translateConstants;
-        this.getCachedTranslations = getCachedTranslations;
-        this.getCachedLanguage = getCachedLanguage;
-        
-        // Check if we already have cached translations and apply them
-        const cachedTranslations = this.getCachedTranslations();
-        if (cachedTranslations) {
-            console.log('ProgressTracker: Applying cached translations on mount');
-            this.translatedStatusTexts = { ...cachedTranslations };
-            this.currentLanguage = this.getCachedLanguage();
-        }
-        
-        // Luister naar taalwijzigingen
-        this.languageChangeHandler = (event) => {
-            if (event.detail && event.detail.language) {
-                this.handleLanguageChange(event.detail.language);
-            }
-        };
-        document.addEventListener('language-changed', this.languageChangeHandler);
     },
     beforeUnmount() {
         this.disconnectEventSource();
         
-        // Cleanup language change listener
+        // Remove language change event listener
         if (this.languageChangeHandler) {
             document.removeEventListener('language-changed', this.languageChangeHandler);
         }
     },
     methods: {
-        async handleLanguageChange(newLanguage) {
+        handleLanguageChange(event) {
-            console.log('ProgressTracker: Language change to', newLanguage);
+            if (event.detail && event.detail.language) {
-            
+                console.log(`ProgressTracker: Language changed to ${event.detail.language}`);
-            // Skip if same language
+                // The LanguageProvider automatically updates translations through reactive system
-            if (this.currentLanguage === newLanguage) {
+                // Force component update to ensure UI reflects the new translations
-                return;
+                this.$forceUpdate();
-            }
-            
-            this.currentLanguage = newLanguage;
-            
-            // Define the original Dutch constants
-            const originalTexts = {
-                error: 'Fout bij verwerking',
-                completed: 'Verwerking voltooid',
-                processing: 'Bezig met redeneren...'
-            };
-            
-            try {
-                // Use global constants translation with caching
-                const translatedTexts = await this.translateConstants(originalTexts, newLanguage, {
-                    context: 'progress_tracker',
-                    apiPrefix: this.apiPrefix
-                });
-                
-                // Update component state with translated texts
-                this.translatedStatusTexts = translatedTexts;
-                
-                console.log('ProgressTracker: Successfully updated status texts for', newLanguage);
-            } catch (error) {
-                console.error('ProgressTracker: Error translating status texts:', error);
-                // Fallback to original Dutch texts
-                this.translatedStatusTexts = originalTexts;
             }
         },
 
@@ -205,7 +186,7 @@ export default {
 
             } catch (error) {
                 console.error('Failed to create EventSource:', error);
-                this.error = 'Kan geen verbinding maken met de voortgangsstream.';
+                this.error = 'Unable to connect to the server SSE stream.';
                 this.connecting = false;
             }
         },
@@ -343,7 +324,7 @@ export default {
                 });
             } catch (error) {
                 console.error('Error parsing specialist error data:', error);
-                this.error = 'Er is een onbekende fout opgetreden.';
+                this.error = 'An unknown error occurred while processing your request.';
                 this.isCompleted = true;
                 this.hasError = true;
                 this.connecting = false;
@@ -351,7 +332,7 @@ export default {
 
                 // Emit generic error
                 this.$emit('specialist-error', {
-                    message: 'Er is een onbekende fout opgetreden.',
+                    message: 'An unknown error occurred while processing your request.',
                     originalError: 'Failed to parse error data',
                     taskId: this.taskId
                 });
@@ -360,7 +341,7 @@ export default {
 
         handleError(event) {
             console.error('SSE Error event:', event);
-            this.error = 'Er is een fout opgetreden bij het verwerken van updates.';
+            this.error = 'An unknown error occurred while connecting to the server. Please try again later.';
             this.connecting = false;
 
             // Try to parse error data

eveai_chat_client/static/assets/vue-components/SideBar.vue

@@ -49,7 +49,7 @@ const props = defineProps({
   },
   initialLanguage: {
     type: String,
-    default: 'nl'
+    default: 'en'
   },
   supportedLanguageDetails: {
     type: Object,

eveai_chat_client/static/assets/vue-components/SideBarExplanation.vue

@@ -17,7 +17,7 @@
 
 <script setup>
 import { ref, computed, watch, onMounted } from 'vue';
-import { useTranslationClient } from '../js/composables/useTranslation.js';
+import { useComponentTranslations } from '../js/services/LanguageProvider.js';
 
 const props = defineProps({
   originalText: {
@@ -26,7 +26,7 @@ const props = defineProps({
   },
   currentLanguage: {
     type: String,
-    default: 'nl'
+    default: 'en'
   },
   apiPrefix: {
     type: String,
@@ -34,9 +34,17 @@ const props = defineProps({
   }
 });
 
-const { translateSafe } = useTranslationClient();
+// Use component translations from provider
-const translatedText = ref(props.originalText);
+const originalTexts = computed(() => ({
-const isLoading = ref(false);
+  explanation: props.originalText || ''
+}));
+
+const { translations, isLoading, error, currentLanguage } = useComponentTranslations(
+  'sidebar_explanation', 
+  originalTexts.value
+);
+
+const translatedText = computed(() => translations.value.explanation || props.originalText);
 
 // Render markdown content
 const renderedExplanation = computed(() => {
@@ -52,41 +60,12 @@ const renderedExplanation = computed(() => {
   }
 });
 
-// Watch for language changes
+// Watch for text changes to update the provider
-watch(() => props.currentLanguage, async (newLanguage) => {
+watch(() => props.originalText, () => {
-  await updateTranslation(newLanguage);
+  // Update original texts when prop changes
-});
+  originalTexts.value = {
-
+    explanation: props.originalText || ''
-// Watch for text changes
+  };
-watch(() => props.originalText, async () => {
-  await updateTranslation(props.currentLanguage);
-});
-
-const updateTranslation = async (targetLanguage) => {
-  if (!props.originalText || targetLanguage === 'nl') {
-    translatedText.value = props.originalText;
-    return;
-  }
-
-  isLoading.value = true;
-  try {
-    const result = await translateSafe(props.originalText, targetLanguage, {
-      context: 'sidebar_explanation',
-      apiPrefix: props.apiPrefix,
-      fallbackText: props.originalText
-    });
-    
-    translatedText.value = result;
-  } catch (error) {
-    console.warn('Sidebar explanation translation failed:', error);
-    translatedText.value = props.originalText;
-  } finally {
-    isLoading.value = false;
-  }
-};
-
-onMounted(() => {
-  updateTranslation(props.currentLanguage);
 });
 </script>
 

eveai_chat_client/templates/chat.html

@@ -20,7 +20,7 @@
             allowReactions: {{ settings.allow_reactions|default('true')|lower }}
         },
         apiPrefix: '{{ request.headers.get("X-Forwarded-Prefix", "") }}/chat',
-        language: '{{ session.magic_link.specialist_args.language|default("nl") }}',
+        language: '{{ session.magic_link.specialist_args.language|default("en") }}',
         supportedLanguageDetails: {{ config.SUPPORTED_LANGUAGE_DETAILS|tojson|safe }},
         allowedLanguages: {{ tenant_make.allowed_languages|tojson|safe }},
         tenantMake: {

eveai_chat_workers/specialists/traicie/TRAICIE_SELECTION_SPECIALIST/1_4.py

@@ -222,7 +222,7 @@ class SpecialistExecutor(CrewAIBaseSpecialistExecutor):
         for criterium, answer in arguments.form_values.items():
             for qa in previous_ko_questions:
                 if qa.title == criterium:
-                    if qa.answer_positive != answer:
+                    if TranslationServices.translate(self.tenant_id, qa.answer_positive, arguments.language) != answer:
                         evaluation = "negative"
                         break
             if evaluation == "negative":

nginx/frontend_src/js/chat-client.js

@@ -13,6 +13,9 @@ import { createApp, version } from 'vue';
 import { marked } from 'marked';
 import { FormField } from '../../../../../../../../../Users/josako/Library/Application Support/JetBrains/PyCharm2025.1/scratches/old js files/FormField.js';
 
+// Import LanguageProvider for sidebar translation support
+import { createLanguageProvider, LANGUAGE_PROVIDER_KEY } from '../../../eveai_chat_client/static/assets/js/services/LanguageProvider.js';
+
 // Vue en andere bibliotheken beschikbaar maken
 window.Vue = { createApp, version };
 window.marked = marked;
@@ -78,6 +81,12 @@ function initializeSidebar() {
     // Mount de component
     const app = createApp(SideBar, props);
     
+    // Create and provide LanguageProvider for sidebar components
+    const initialLanguage = window.chatConfig?.language || 'nl';
+    const apiPrefix = window.chatConfig?.apiPrefix || '';
+    const languageProvider = createLanguageProvider(initialLanguage, apiPrefix);
+    app.provide(LANGUAGE_PROVIDER_KEY, languageProvider);
+    
     // Error handler
     app.config.errorHandler = (err, vm, info) => {
       console.error('🚨 [Vue Error in Sidebar]', err);
@@ -87,7 +96,19 @@ function initializeSidebar() {
 
     const mountedApp = app.mount(container);
     
-    console.log('✅ Sidebar component successfully mounted');
+    // Listen to language change events and update the sidebar's language provider
+    const languageChangeHandler = (event) => {
+      if (event.detail && event.detail.language) {
+        console.log('Sidebar: Received language change event:', event.detail.language);
+        languageProvider.setLanguage(event.detail.language);
+      }
+    };
+    document.addEventListener('language-changed', languageChangeHandler);
+    
+    // Store the handler for cleanup if needed
+    mountedApp._languageChangeHandler = languageChangeHandler;
+    
+    console.log('✅ Sidebar component successfully mounted with LanguageProvider');
     return mountedApp;
   } catch (error) {
     console.error('🚨 [CRITICAL ERROR] Bij initialiseren sidebar:', error);

test_english_base_language_implementation.py

@@ -0,0 +1,244 @@
+#!/usr/bin/env python3
+"""
+Test script to validate the English base language implementation
+Tests component-specific translations and initial language checks
+"""
+
+import os
+import sys
+import subprocess
+import time
+from pathlib import Path
+
+# Add project root to path
+project_root = Path(__file__).parent
+sys.path.append(str(project_root))
+
+def test_file_contains(file_path, search_terms, description):
+    """Test if a file contains specific terms"""
+    full_path = project_root / file_path
+    if not full_path.exists():
+        print(f"❌ FAIL - {description}: File not found - {file_path}")
+        return False
+    
+    try:
+        content = full_path.read_text(encoding='utf-8')
+        all_found = all(term in content for term in search_terms)
+        status = "✅ PASS" if all_found else "❌ FAIL"
+        print(f"{status} - {description}")
+        
+        if not all_found:
+            missing = [term for term in search_terms if term not in content]
+            print(f"    Missing terms: {missing}")
+        
+        return all_found
+    except Exception as e:
+        print(f"❌ FAIL - {description}: Error reading file - {e}")
+        return False
+
+def test_file_not_contains(file_path, search_terms, description):
+    """Test if a file does NOT contain specific terms"""
+    full_path = project_root / file_path
+    if not full_path.exists():
+        print(f"❌ FAIL - {description}: File not found - {file_path}")
+        return False
+    
+    try:
+        content = full_path.read_text(encoding='utf-8')
+        none_found = not any(term in content for term in search_terms)
+        status = "✅ PASS" if none_found else "❌ FAIL"
+        print(f"{status} - {description}")
+        
+        if not none_found:
+            found = [term for term in search_terms if term in content]
+            print(f"    Found unwanted terms: {found}")
+        
+        return none_found
+    except Exception as e:
+        print(f"❌ FAIL - {description}: Error reading file - {e}")
+        return False
+
+def run_tests():
+    """Run all tests for the English base language implementation"""
+    print("🧪 Testing English Base Language Implementation")
+    print("=" * 60)
+    
+    tests_passed = 0
+    total_tests = 0
+    
+    # Test 1: LanguageProvider uses English as default
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/js/services/LanguageProvider.js",
+                         ["initialLanguage = 'en'", "Central language management system"],
+                         "LanguageProvider uses English as default language"):
+        tests_passed += 1
+    
+    # Test 2: LanguageProvider has component-specific translation function
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/js/services/LanguageProvider.js",
+                         ["translateComponentTexts", "component-specific", "targetLanguage === 'en'"],
+                         "LanguageProvider has component-specific translation logic"):
+        tests_passed += 1
+    
+    # Test 3: LanguageProvider forces initial translation for non-English languages
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/js/services/LanguageProvider.js",
+                         ["currentLanguage.value !== 'en'", "needs initial translation", "translateComponentTexts(componentName, currentLanguage.value)"],
+                         "LanguageProvider forces initial translation for non-English languages"):
+        tests_passed += 1
+    
+    # Test 4: ProgressTracker uses English original texts
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/ProgressTracker.vue",
+                         ["Error while processing", "Processing completed", "Processing..."],
+                         "ProgressTracker uses English original texts"):
+        tests_passed += 1
+    
+    # Test 5: ProgressTracker does NOT use Dutch texts
+    total_tests += 1
+    if test_file_not_contains("eveai_chat_client/static/assets/vue-components/ProgressTracker.vue",
+                             ["Fout bij verwerking", "Verwerking voltooid", "Bezig met redeneren"],
+                             "ProgressTracker does not use Dutch texts"):
+        tests_passed += 1
+    
+    # Test 6: ChatMessage uses English original texts
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/ChatMessage.vue",
+                         ["Try again", "Copy", "Timestamp", "An error occurred while processing"],
+                         "ChatMessage uses English original texts"):
+        tests_passed += 1
+    
+    # Test 7: ChatMessage does NOT use Dutch texts
+    total_tests += 1
+    if test_file_not_contains("eveai_chat_client/static/assets/vue-components/ChatMessage.vue",
+                             ["Opnieuw proberen", "Kopiëren", "Tijdstempel", "Er is een fout opgetreden"],
+                             "ChatMessage does not use Dutch texts"):
+        tests_passed += 1
+    
+    # Test 8: SideBarExplanation uses English as default language
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/SideBarExplanation.vue",
+                         ["default: 'en'", "Translating..."],
+                         "SideBarExplanation uses English as default language"):
+        tests_passed += 1
+    
+    # Test 9: LanguageProvider handles English base language correctly
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/js/services/LanguageProvider.js",
+                         ["For English, use original texts", "no translation needed", "Start with original English texts"],
+                         "LanguageProvider handles English base language correctly"):
+        tests_passed += 1
+    
+    # Test 10: LanguageProvider has proper logging for debugging
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/js/services/LanguageProvider.js",
+                         ["console.log", "Registering component", "needs initial translation", "Successfully translated"],
+                         "LanguageProvider has proper logging for debugging"):
+        tests_passed += 1
+    
+    print("\n" + "=" * 60)
+    print(f"🧪 Test Results: {tests_passed}/{total_tests} tests passed")
+    
+    if tests_passed == total_tests:
+        print("🎉 All tests passed! English base language implementation looks good.")
+        print("\n✅ Key improvements implemented:")
+        print("   - English is now the base language for all components")
+        print("   - Component-specific caching prevents cross-contamination")
+        print("   - Initial language translation works at component registration")
+        print("   - No fallback to Dutch - English is the source language")
+        print("   - Proper logging for debugging translation issues")
+        return True
+    else:
+        print(f"⚠️  {total_tests - tests_passed} tests failed. Please review the implementation.")
+        return False
+
+def check_cache_logic():
+    """Check the cache logic implementation"""
+    print("\n🔍 Checking Cache Logic Implementation")
+    print("=" * 50)
+    
+    issues_found = 0
+    
+    # Check if global cache is still being used incorrectly
+    language_provider_path = project_root / "eveai_chat_client/static/assets/js/services/LanguageProvider.js"
+    if language_provider_path.exists():
+        content = language_provider_path.read_text(encoding='utf-8')
+        
+        # Check for component-specific cache
+        if 'componentTranslations[componentName]' in content:
+            print("✅ Component-specific cache implementation found")
+        else:
+            print("⚠️  Component-specific cache not properly implemented")
+            issues_found += 1
+        
+        # Check for proper English base language handling
+        if "targetLanguage === 'en'" in content:
+            print("✅ English base language handling found")
+        else:
+            print("⚠️  English base language handling not found")
+            issues_found += 1
+        
+        # Check for initial translation logic
+        if "needs initial translation" in content:
+            print("✅ Initial translation logic found")
+        else:
+            print("⚠️  Initial translation logic not found")
+            issues_found += 1
+    
+    if issues_found == 0:
+        print("✅ Cache logic implementation looks good")
+    else:
+        print(f"⚠️  {issues_found} issue(s) found in cache logic")
+    
+    return issues_found == 0
+
+def check_startup_behavior():
+    """Check startup behavior for different language scenarios"""
+    print("\n🔍 Checking Startup Behavior")
+    print("=" * 50)
+    
+    print("📋 Expected startup behavior:")
+    print("   1. App starts with chatConfig.language (e.g., 'nl', 'fr', 'de')")
+    print("   2. Components register with English original texts")
+    print("   3. If initial language ≠ 'en', automatic translation is triggered")
+    print("   4. Cache is populated with correct translations for initial language")
+    print("   5. No fallback to Dutch - English is always the source")
+    
+    # Check chat.html for language configuration
+    chat_html_path = project_root / "eveai_chat_client/templates/chat.html"
+    if chat_html_path.exists():
+        content = chat_html_path.read_text(encoding='utf-8')
+        if "language: '{{ session.magic_link.specialist_args.language|default(" in content:
+            print("✅ Dynamic language configuration found in chat.html")
+            if '|default("nl")' in content:
+                print("⚠️  Default language in chat.html is still 'nl' - consider changing to 'en'")
+            elif '|default("en")' in content:
+                print("✅ Default language in chat.html is 'en'")
+        else:
+            print("⚠️  Language configuration not found in chat.html")
+    
+    return True
+
+if __name__ == "__main__":
+    print("🚀 English Base Language Implementation Test Suite")
+    print("Testing component-specific translations with English as base language")
+    print("=" * 70)
+    
+    # Run main tests
+    success = run_tests()
+    
+    # Check cache logic
+    cache_ok = check_cache_logic()
+    
+    # Check startup behavior
+    startup_ok = check_startup_behavior()
+    
+    if success and cache_ok and startup_ok:
+        print("\n✅ Implementation validation successful!")
+        print("🎯 The system now uses English as the base language with proper component-specific caching.")
+        print("🔧 Initial language translation should work correctly at startup.")
+        sys.exit(0)
+    else:
+        print("\n❌ Implementation validation failed!")
+        print("Please review and fix the issues before testing in browser.")
+        sys.exit(1)

test_language_provider_implementation.py

@@ -0,0 +1,219 @@
+#!/usr/bin/env python3
+"""
+Test script to validate the Language Provider implementation
+Tests the provider/inject pattern for translation management
+"""
+
+import os
+import sys
+import subprocess
+import time
+from pathlib import Path
+
+# Add project root to path
+project_root = Path(__file__).parent
+sys.path.append(str(project_root))
+
+def test_file_exists(file_path, description):
+    """Test if a file exists"""
+    full_path = project_root / file_path
+    exists = full_path.exists()
+    status = "✅ PASS" if exists else "❌ FAIL"
+    print(f"{status} - {description}: {file_path}")
+    return exists
+
+def test_file_contains(file_path, search_terms, description):
+    """Test if a file contains specific terms"""
+    full_path = project_root / file_path
+    if not full_path.exists():
+        print(f"❌ FAIL - {description}: File not found - {file_path}")
+        return False
+    
+    try:
+        content = full_path.read_text(encoding='utf-8')
+        all_found = all(term in content for term in search_terms)
+        status = "✅ PASS" if all_found else "❌ FAIL"
+        print(f"{status} - {description}")
+        
+        if not all_found:
+            missing = [term for term in search_terms if term not in content]
+            print(f"    Missing terms: {missing}")
+        
+        return all_found
+    except Exception as e:
+        print(f"❌ FAIL - {description}: Error reading file - {e}")
+        return False
+
+def test_javascript_syntax(file_path, description):
+    """Test JavaScript syntax using Node.js if available"""
+    full_path = project_root / file_path
+    if not full_path.exists():
+        print(f"❌ FAIL - {description}: File not found")
+        return False
+    
+    try:
+        # Try to check syntax with node if available
+        result = subprocess.run(['node', '-c', str(full_path)], 
+                              capture_output=True, text=True, timeout=10)
+        if result.returncode == 0:
+            print(f"✅ PASS - {description}: JavaScript syntax valid")
+            return True
+        else:
+            print(f"❌ FAIL - {description}: JavaScript syntax error")
+            print(f"    Error: {result.stderr}")
+            return False
+    except (subprocess.TimeoutExpired, FileNotFoundError):
+        print(f"⚠️  SKIP - {description}: Node.js not available for syntax check")
+        return True  # Don't fail if Node.js is not available
+
+def run_tests():
+    """Run all tests for the Language Provider implementation"""
+    print("🧪 Testing Language Provider Implementation")
+    print("=" * 50)
+    
+    tests_passed = 0
+    total_tests = 0
+    
+    # Test 1: LanguageProvider service exists
+    total_tests += 1
+    if test_file_exists("eveai_chat_client/static/assets/js/services/LanguageProvider.js", 
+                       "LanguageProvider service file exists"):
+        tests_passed += 1
+    
+    # Test 2: LanguageProvider contains required exports
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/js/services/LanguageProvider.js",
+                         ["createLanguageProvider", "useLanguageProvider", "useComponentTranslations", "LANGUAGE_PROVIDER_KEY"],
+                         "LanguageProvider exports required functions"):
+        tests_passed += 1
+    
+    # Test 3: ChatApp.vue provides the language provider
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/ChatApp.vue",
+                         ["createLanguageProvider", "provide", "LANGUAGE_PROVIDER_KEY"],
+                         "ChatApp.vue provides language provider"):
+        tests_passed += 1
+    
+    # Test 4: ProgressTracker uses component translations
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/ProgressTracker.vue",
+                         ["useComponentTranslations", "progress_tracker"],
+                         "ProgressTracker uses component translations"):
+        tests_passed += 1
+    
+    # Test 5: SideBarExplanation uses component translations
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/SideBarExplanation.vue",
+                         ["useComponentTranslations", "sidebar_explanation"],
+                         "SideBarExplanation uses component translations"):
+        tests_passed += 1
+    
+    # Test 6: ChatMessage uses component translations
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/ChatMessage.vue",
+                         ["useComponentTranslations", "chat_message"],
+                         "ChatMessage uses component translations"):
+        tests_passed += 1
+    
+    # Test 7: LanguageSelector optionally uses provider
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/LanguageSelector.vue",
+                         ["useLanguageProvider", "providerLanguage", "effectiveCurrentLanguage"],
+                         "LanguageSelector optionally uses provider"):
+        tests_passed += 1
+    
+    # Test 8: Check JavaScript syntax of LanguageProvider
+    total_tests += 1
+    if test_javascript_syntax("eveai_chat_client/static/assets/js/services/LanguageProvider.js",
+                             "LanguageProvider JavaScript syntax"):
+        tests_passed += 1
+    
+    # Test 9: Verify old event-based code is removed from ProgressTracker
+    total_tests += 1
+    progress_tracker_path = "eveai_chat_client/static/assets/vue-components/ProgressTracker.vue"
+    full_path = project_root / progress_tracker_path
+    if full_path.exists():
+        content = full_path.read_text(encoding='utf-8')
+        old_patterns = ["handleLanguageChange", "language-changed", "translateConstants"]
+        has_old_code = any(pattern in content for pattern in old_patterns)
+        if not has_old_code:
+            print("✅ PASS - ProgressTracker: Old event-based translation code removed")
+            tests_passed += 1
+        else:
+            print("❌ FAIL - ProgressTracker: Still contains old event-based translation code")
+    else:
+        print("❌ FAIL - ProgressTracker: File not found")
+    
+    # Test 10: Verify old event-based code is removed from ChatMessage
+    total_tests += 1
+    chat_message_path = "eveai_chat_client/static/assets/vue-components/ChatMessage.vue"
+    full_path = project_root / chat_message_path
+    if full_path.exists():
+        content = full_path.read_text(encoding='utf-8')
+        old_patterns = ["handleLanguageChange", "language-changed"]
+        has_old_code = any(pattern in content for pattern in old_patterns)
+        if not has_old_code:
+            print("✅ PASS - ChatMessage: Old event-based translation code removed")
+            tests_passed += 1
+        else:
+            print("❌ FAIL - ChatMessage: Still contains old event-based translation code")
+    else:
+        print("❌ FAIL - ChatMessage: File not found")
+    
+    print("\n" + "=" * 50)
+    print(f"🧪 Test Results: {tests_passed}/{total_tests} tests passed")
+    
+    if tests_passed == total_tests:
+        print("🎉 All tests passed! Language Provider implementation looks good.")
+        return True
+    else:
+        print(f"⚠️  {total_tests - tests_passed} tests failed. Please review the implementation.")
+        return False
+
+def check_implementation_completeness():
+    """Check if the implementation is complete"""
+    print("\n🔍 Checking Implementation Completeness")
+    print("=" * 50)
+    
+    # Check if all required files exist
+    required_files = [
+        "eveai_chat_client/static/assets/js/services/LanguageProvider.js",
+        "eveai_chat_client/static/assets/vue-components/ChatApp.vue",
+        "eveai_chat_client/static/assets/vue-components/ProgressTracker.vue",
+        "eveai_chat_client/static/assets/vue-components/SideBarExplanation.vue",
+        "eveai_chat_client/static/assets/vue-components/ChatMessage.vue",
+        "eveai_chat_client/static/assets/vue-components/LanguageSelector.vue"
+    ]
+    
+    all_exist = True
+    for file_path in required_files:
+        full_path = project_root / file_path
+        if full_path.exists():
+            print(f"✅ {file_path}")
+        else:
+            print(f"❌ {file_path} - MISSING")
+            all_exist = False
+    
+    return all_exist
+
+if __name__ == "__main__":
+    print("🚀 Language Provider Implementation Test Suite")
+    print("Testing provider/inject pattern for translation management")
+    print("=" * 60)
+    
+    # Check completeness first
+    if not check_implementation_completeness():
+        print("\n❌ Implementation incomplete. Please ensure all files exist.")
+        sys.exit(1)
+    
+    # Run tests
+    success = run_tests()
+    
+    if success:
+        print("\n✅ Implementation validation successful!")
+        print("The provider/inject pattern should resolve timing issues.")
+        sys.exit(0)
+    else:
+        print("\n❌ Implementation validation failed!")
+        print("Please review and fix the issues before proceeding.")
+        sys.exit(1)

test_sidebar_provider_fix.py

@@ -0,0 +1,149 @@
+#!/usr/bin/env python3
+"""
+Test script to validate the Sidebar LanguageProvider fix
+Tests that both SideBar and ChatApp have access to LanguageProvider
+"""
+
+import os
+import sys
+import subprocess
+import time
+from pathlib import Path
+
+# Add project root to path
+project_root = Path(__file__).parent
+sys.path.append(str(project_root))
+
+def test_file_contains(file_path, search_terms, description):
+    """Test if a file contains specific terms"""
+    full_path = project_root / file_path
+    if not full_path.exists():
+        print(f"❌ FAIL - {description}: File not found - {file_path}")
+        return False
+    
+    try:
+        content = full_path.read_text(encoding='utf-8')
+        all_found = all(term in content for term in search_terms)
+        status = "✅ PASS" if all_found else "❌ FAIL"
+        print(f"{status} - {description}")
+        
+        if not all_found:
+            missing = [term for term in search_terms if term not in content]
+            print(f"    Missing terms: {missing}")
+        
+        return all_found
+    except Exception as e:
+        print(f"❌ FAIL - {description}: Error reading file - {e}")
+        return False
+
+def run_tests():
+    """Run all tests for the Sidebar LanguageProvider fix"""
+    print("🧪 Testing Sidebar LanguageProvider Fix")
+    print("=" * 50)
+    
+    tests_passed = 0
+    total_tests = 0
+    
+    # Test 1: chat-client.js imports LanguageProvider
+    total_tests += 1
+    if test_file_contains("nginx/frontend_src/js/chat-client.js",
+                         ["import { createLanguageProvider, LANGUAGE_PROVIDER_KEY }"],
+                         "chat-client.js imports LanguageProvider"):
+        tests_passed += 1
+    
+    # Test 2: initializeSidebar creates and provides LanguageProvider
+    total_tests += 1
+    if test_file_contains("nginx/frontend_src/js/chat-client.js",
+                         ["createLanguageProvider(initialLanguage, apiPrefix)", "app.provide(LANGUAGE_PROVIDER_KEY, languageProvider)"],
+                         "initializeSidebar creates and provides LanguageProvider"):
+        tests_passed += 1
+    
+    # Test 3: SideBar app listens to language-changed events
+    total_tests += 1
+    if test_file_contains("nginx/frontend_src/js/chat-client.js",
+                         ["languageChangeHandler", "document.addEventListener('language-changed'", "languageProvider.setLanguage"],
+                         "SideBar app listens to language-changed events"):
+        tests_passed += 1
+    
+    # Test 4: SideBarExplanation uses useComponentTranslations
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/SideBarExplanation.vue",
+                         ["useComponentTranslations", "sidebar_explanation"],
+                         "SideBarExplanation uses useComponentTranslations"):
+        tests_passed += 1
+    
+    # Test 5: ChatApp still provides LanguageProvider
+    total_tests += 1
+    if test_file_contains("eveai_chat_client/static/assets/vue-components/ChatApp.vue",
+                         ["createLanguageProvider", "provide(LANGUAGE_PROVIDER_KEY"],
+                         "ChatApp still provides LanguageProvider"):
+        tests_passed += 1
+    
+    print("\n" + "=" * 50)
+    print(f"🧪 Test Results: {tests_passed}/{total_tests} tests passed")
+    
+    if tests_passed == total_tests:
+        print("🎉 All tests passed! Sidebar LanguageProvider fix looks good.")
+        print("\n✅ Expected fixes:")
+        print("   - SideBarExplanation should no longer throw 'useLanguageProvider must be used within a LanguageProvider' error")
+        print("   - Sidebar explanation text should be visible and translatable")
+        print("   - Both sidebar and chat translations should work correctly")
+        return True
+    else:
+        print(f"⚠️  {total_tests - tests_passed} tests failed. Please review the implementation.")
+        return False
+
+def check_potential_issues():
+    """Check for potential issues with the implementation"""
+    print("\n🔍 Checking for Potential Issues")
+    print("=" * 50)
+    
+    issues_found = 0
+    
+    # Check if both apps create separate LanguageProvider instances
+    chat_client_path = project_root / "nginx/frontend_src/js/chat-client.js"
+    if chat_client_path.exists():
+        content = chat_client_path.read_text(encoding='utf-8')
+        provider_creations = content.count('createLanguageProvider(')
+        if provider_creations >= 1:
+            print(f"✅ Found {provider_creations} LanguageProvider creation(s) in chat-client.js")
+        else:
+            print("⚠️  No LanguageProvider creation found in chat-client.js")
+            issues_found += 1
+    
+    # Check if ChatApp also creates LanguageProvider
+    chatapp_path = project_root / "eveai_chat_client/static/assets/vue-components/ChatApp.vue"
+    if chatapp_path.exists():
+        content = chatapp_path.read_text(encoding='utf-8')
+        if 'createLanguageProvider(' in content:
+            print("✅ ChatApp creates LanguageProvider")
+        else:
+            print("⚠️  ChatApp doesn't create LanguageProvider")
+            issues_found += 1
+    
+    if issues_found == 0:
+        print("✅ No potential issues detected")
+    else:
+        print(f"⚠️  {issues_found} potential issue(s) detected")
+    
+    return issues_found == 0
+
+if __name__ == "__main__":
+    print("🚀 Sidebar LanguageProvider Fix Test Suite")
+    print("Testing fix for 'useLanguageProvider must be used within a LanguageProvider' error")
+    print("=" * 70)
+    
+    # Run tests
+    success = run_tests()
+    
+    # Check for potential issues
+    no_issues = check_potential_issues()
+    
+    if success and no_issues:
+        print("\n✅ Implementation validation successful!")
+        print("The sidebar should now have access to LanguageProvider and translations should work.")
+        sys.exit(0)
+    else:
+        print("\n❌ Implementation validation failed!")
+        print("Please review and fix the issues before testing in browser.")
+        sys.exit(1)