- Initialisation of the EveAI Chat Client.

- Introduction of Tenant Makes

eveai_chat_client/utils/__init__.py

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+# Utils package for eveai_chat_client

eveai_chat_client/utils/errors.py

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+import traceback
+
+import jinja2
+from flask import render_template, request, jsonify, redirect, current_app, flash
+
+from common.utils.eveai_exceptions import EveAINoSessionTenant
+
+
+def not_found_error(error):
+    current_app.logger.error(f"Not Found Error: {error}")
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="Page not found."), 404
+
+
+def internal_server_error(error):
+    current_app.logger.error(f"Internal Server Error: {error}")
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="Internal server error."), 500
+
+
+def not_authorised_error(error):
+    current_app.logger.error(f"Not Authorised Error: {error}")
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="Not authorized."), 401
+
+
+def access_forbidden(error):
+    current_app.logger.error(f"Access Forbidden: {error}")
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="Access forbidden."), 403
+
+
+def key_error_handler(error):
+    current_app.logger.error(f"Key Error: {error}")
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="An unexpected error occurred."), 500
+
+
+def attribute_error_handler(error):
+    """Handle AttributeError exceptions."""
+    error_msg = str(error)
+    current_app.logger.error(f"AttributeError: {error_msg}")
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="An application error occurred."), 500
+
+
+def no_tenant_selected_error(error):
+    """Handle errors when no tenant is selected in the current session."""
+    current_app.logger.error(f"No Session Tenant Error: {error}")
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="Session expired. Please use a valid magic link."), 401
+
+
+def general_exception(e):
+    current_app.logger.error(f"Unhandled Exception: {e}", exc_info=True)
+    return render_template('error.html', message="An application error occurred."), 500
+
+
+def template_not_found_error(error):
+    """Handle Jinja2 TemplateNotFound exceptions."""
+    current_app.logger.error(f'Template not found: {error.name}')
+    current_app.logger.error(f'Search Paths: {current_app.jinja_loader.list_templates()}')
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="Template not found."), 404
+
+
+def template_syntax_error(error):
+    """Handle Jinja2 TemplateSyntaxError exceptions."""
+    current_app.logger.error(f'Template syntax error: {error.message}')
+    current_app.logger.error(f'In template {error.filename}, line {error.lineno}')
+    current_app.logger.error(traceback.format_exc())
+    return render_template('error.html', message="Template syntax error."), 500
+
+
+def register_error_handlers(app):
+    app.register_error_handler(404, not_found_error)
+    app.register_error_handler(500, internal_server_error)
+    app.register_error_handler(401, not_authorised_error)
+    app.register_error_handler(403, not_authorised_error)
+    app.register_error_handler(EveAINoSessionTenant, no_tenant_selected_error)
+    app.register_error_handler(KeyError, key_error_handler)
+    app.register_error_handler(AttributeError, attribute_error_handler)
+    app.register_error_handler(jinja2.TemplateNotFound, template_not_found_error)
+    app.register_error_handler(jinja2.TemplateSyntaxError, template_syntax_error)
+    app.register_error_handler(Exception, general_exception)