From f93050dc54d86d8f05dd9ea6d5dc5af0c0f2c876 Mon Sep 17 00:00:00 2001
From: IvanildoBarauna <ivanildo.jnr@outlook.com>
Date: Wed, 4 Mar 2026 15:53:18 -0300
Subject: [PATCH] feat: Improve application initialization logs with better
 formatting and context

- Add visual indicators (emojis) for each initialization step
- Include environment and process ID in final success log
- Improve error logging with clearer failure messages
- Better structured log messages for easier debugging

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
---
 .../infrastructure/dependencie_injection.py   | 39 ++++++++++++-------
 1 file changed, 26 insertions(+), 13 deletions(-)

diff --git a/backend/src/infrastructure/dependencie_injection.py b/backend/src/infrastructure/dependencie_injection.py
index a8879bb..c071556 100644
--- a/backend/src/infrastructure/dependencie_injection.py
+++ b/backend/src/infrastructure/dependencie_injection.py
@@ -1,3 +1,4 @@
+import os
 from src.infrastructure.adapters.outbound_postgres_adapter import PostgresAdapter
 from src.infrastructure.services.portfolio_data_service import PortfolioDataService
 from src.infrastructure.utils.logger import get_logger
@@ -9,22 +10,34 @@ class ApplicationDependencies:
 
     def __new__(cls):
         if cls._instance is None:
-            logger.info("Criando nova instância de ApplicationDependencies")
+            logger.info("🚀 Inicializando dependências da aplicação")
             cls._instance = super().__new__(cls)
-            
+
             try:
-                logger.info("Inicializando PostgresAdapter...")
+                # Inicializa o repositório de dados (PostgresAdapter)
+                logger.info("📦 Configurando repositório de dados (PostgreSQL)")
                 cls._instance.data_repository = PostgresAdapter()
-                logger.info("PostgresAdapter inicializado com sucesso")
-                                
-                logger.info("Inicializando PortfolioDataService...")
-                cls._instance.portfolio_data_service = PortfolioDataService(cls._instance.data_repository)
-                logger.info("PortfolioDataService inicializado com sucesso")
-                
+                logger.info("✅ Repositório de dados configurado com sucesso")
+
+                # Inicializa o serviço de portfólio
+                logger.info("⚙️  Inicializando serviço de portfólio")
+                cls._instance.portfolio_data_service = PortfolioDataService(
+                    cls._instance.data_repository
+                )
+                logger.info("✅ Serviço de portfólio inicializado com sucesso")
+
+                # Log final de sucesso com informações do ambiente
+                env = os.getenv("FLASK_ENV", "development")
+                logger.info(
+                    f"🎉 Todas as dependências carregadas com sucesso "
+                    f"(Ambiente: {env}) [PID: {os.getpid()}]"
+                )
+
             except Exception as e:
-                logger.error(f"Erro ao inicializar ApplicationDependencies: {str(e)}", exc_info=True)
+                logger.error(
+                    f"❌ Falha crítica na inicialização das dependências: {str(e)}",
+                    exc_info=True
+                )
                 raise
-                
-            logger.info("ApplicationDependencies inicializado com sucesso")
-            
+
         return cls._instance