From 5385af660d4f3bb894d277f8e3e05b6d0e72b36e Mon Sep 17 00:00:00 2001
From: Ricardo <ricardoleiterodriguesbe@gmail.com>
Date: Fri, 11 Sep 2026 17:22:41 -0300
Subject: [PATCH] Commit inicial

---
 .env.example                          | 13 ++++++++
 .gitignore                            |  6 ++++
 app/core/configs.py                   | 33 +++++++++++++++++++
 app/core/database.py                  | 47 +++++++++++++++++++++++++++
 app/v1/api.py                         |  7 ++++
 app/v1/modules/escrituracao/router.py |  0
 app/v1/modules/veiculo/model.py       |  5 +++
 app/v1/modules/veiculo/router.py      | 30 +++++++++++++++++
 app/v1/modules/veiculo/services.py    | 17 ++++++++++
 main.py                               | 15 +++++++++
 10 files changed, 173 insertions(+)
 create mode 100644 .env.example
 create mode 100644 .gitignore
 create mode 100644 app/core/configs.py
 create mode 100644 app/core/database.py
 create mode 100644 app/v1/api.py
 create mode 100644 app/v1/modules/escrituracao/router.py
 create mode 100644 app/v1/modules/veiculo/model.py
 create mode 100644 app/v1/modules/veiculo/router.py
 create mode 100644 app/v1/modules/veiculo/services.py
 create mode 100644 main.py

diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000..78c513c
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,13 @@
+# Copie estas variáveis para o .env e preencha os valores
+
+# SQL Server
+DB_HOST=
+DB_PORTA=1433
+DB_DATABASE=
+DB_LOGIN=
+DB_SENHA=
+
+# Opcionais (já têm valor padrão)
+# DB_DRIVER=ODBC Driver 17 for SQL Server
+# DB_POOL_SIZE=5
+# DB_POOL_MAX_OVERFLOW=10
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3c204ca
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+.env
+.venv/
+__pycache__/
+*.pyc
+*.pyo
+*.log
\ No newline at end of file
diff --git a/app/core/configs.py b/app/core/configs.py
new file mode 100644
index 0000000..28703e7
--- /dev/null
+++ b/app/core/configs.py
@@ -0,0 +1,33 @@
+from pathlib import Path
+
+from pydantic import SecretStr
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+# Raiz do projeto (api-podium/), pra achar o .env independente de onde a API for iniciada
+RAIZ_PROJETO = Path(__file__).resolve().parents[2]
+
+
+class Settings(BaseSettings):
+    model_config = SettingsConfigDict(
+        env_file=RAIZ_PROJETO / '.env',
+        env_file_encoding='utf-8',
+        env_ignore_empty=True,  # variável vazia no .env conta como não configurada
+        extra='ignore',         # outras variáveis no .env não geram erro
+    )
+
+    # SQL Server
+    db_host: str
+    db_porta: int = 1433
+    db_database: str
+    db_login: str
+    db_senha: SecretStr  # SecretStr evita que a senha apareça em print/log
+    db_driver: str = 'ODBC Driver 17 for SQL Server'
+
+    # Pool de conexões
+    db_pool_size: int = 5
+    db_pool_max_overflow: int = 10
+    
+    # Configs da api
+    port: int 
+
+settings = Settings()
\ No newline at end of file
diff --git a/app/core/database.py b/app/core/database.py
new file mode 100644
index 0000000..7a5d5a4
--- /dev/null
+++ b/app/core/database.py
@@ -0,0 +1,47 @@
+from collections.abc import Iterator
+from typing import Annotated
+
+import pyodbc
+from fastapi import Depends
+from sqlalchemy import create_engine
+from sqlalchemy.engine import URL
+from sqlalchemy.pool import PoolProxiedConnection
+
+from app.core.configs import settings
+
+# O pool do SQLAlchemy substitui o pool interno do ODBC. Com os dois ligados,
+# conexões que o SQLAlchemy descarta continuam abertas no driver.
+pyodbc.pooling = False
+
+
+def _escapar(valor: str) -> str:
+    # Envolve o valor em chaves pra que ; ou } na senha não quebrem a connection string
+    return '{' + valor.replace('}', '}}') + '}'
+
+
+connection_string = (
+    f"DRIVER={_escapar(settings.db_driver)};"
+    f"SERVER={settings.db_host},{settings.db_porta};"
+    f"DATABASE={_escapar(settings.db_database)};"
+    f"UID={_escapar(settings.db_login)};"
+    f"PWD={_escapar(settings.db_senha.get_secret_value())};"
+)
+
+engine = create_engine(
+    URL.create('mssql+pyodbc', query={'odbc_connect': connection_string}),
+    pool_size=settings.db_pool_size,           # conexões mantidas abertas
+    max_overflow=settings.db_pool_max_overflow,  # extras permitidas em pico de acesso
+    pool_pre_ping=True,  # testa a conexão antes de entregar (o servidor pode ter derrubado)
+    pool_recycle=1800,   # renova conexões com mais de 30 min
+)
+
+
+def get_conexao() -> Iterator[PoolProxiedConnection]:
+    """Pega uma conexão do pool e devolve ao final da requisição."""
+    conexao = engine.raw_connection()
+    try:
+        yield conexao
+    finally:
+        conexao.close()  # devolve ao pool, não fecha de verdade
+
+Conexao = Annotated[PoolProxiedConnection, Depends(get_conexao)]
diff --git a/app/v1/api.py b/app/v1/api.py
new file mode 100644
index 0000000..137ec10
--- /dev/null
+++ b/app/v1/api.py
@@ -0,0 +1,7 @@
+from fastapi import APIRouter
+
+from app.v1.modules.veiculo.router import veiculo_router
+
+api_router = APIRouter()
+
+api_router.include_router(veiculo_router)
\ No newline at end of file
diff --git a/app/v1/modules/escrituracao/router.py b/app/v1/modules/escrituracao/router.py
new file mode 100644
index 0000000..e69de29
diff --git a/app/v1/modules/veiculo/model.py b/app/v1/modules/veiculo/model.py
new file mode 100644
index 0000000..599188d
--- /dev/null
+++ b/app/v1/modules/veiculo/model.py
@@ -0,0 +1,5 @@
+from pydantic import BaseModel
+
+
+class CancelamentoPropostaInput(BaseModel):
+    id: str
\ No newline at end of file
diff --git a/app/v1/modules/veiculo/router.py b/app/v1/modules/veiculo/router.py
new file mode 100644
index 0000000..00114a7
--- /dev/null
+++ b/app/v1/modules/veiculo/router.py
@@ -0,0 +1,30 @@
+from fastapi import APIRouter, HTTPException, status
+
+from app.core.database import Conexao
+from app.v1.modules.veiculo.model import CancelamentoPropostaInput
+from app.v1.modules.veiculo.services import CancelamentoProposta
+
+veiculo_router = APIRouter(
+    prefix='/veiculos'
+)
+
+# Rota de cancelamento (logica pra informar que o processo foi cancelado, esses vendedores que ficam crinando proposta pra dps cancelar é foda)
+@veiculo_router.post(
+    path='/cancelar_proposta'
+)
+def cancelar_proposta(
+    dados_proposta_holmes: CancelamentoPropostaInput,
+    conexao: Conexao,
+):
+    repo = CancelamentoProposta(conexao)
+    
+    cancelou = repo.cancelar_no_banco(dados_proposta_holmes.id)
+    
+    if not cancelou:
+        raise HTTPException(
+            status_code= status.HTTP_404_NOT_FOUND,
+            detail= "Proposta não encontrada no banco de dados"
+        )
+    return {
+        'mensagem': 'Proposta cancelada'
+    }
\ No newline at end of file
diff --git a/app/v1/modules/veiculo/services.py b/app/v1/modules/veiculo/services.py
new file mode 100644
index 0000000..0db0bb5
--- /dev/null
+++ b/app/v1/modules/veiculo/services.py
@@ -0,0 +1,17 @@
+from sqlalchemy.pool import PoolProxiedConnection
+
+
+class CancelamentoProposta:
+    def __init__(self, conexao: PoolProxiedConnection) -> None:
+        self.conexao = conexao 
+        
+    def cancelar_no_banco(self, id_processo: str) -> bool:
+        cursor = self.conexao.cursor()
+        cursor.execute("""
+            UPDATE HOLMES_FAT_ESTOQUE
+            SET STATUS = 'CANCELADO', DTA_ALTERACAO_STATUS = GETDATE()
+            WHERE ID_PROCESSO = ? 
+        """, id_processo)
+        
+        self.conexao.commit()
+        return cursor.rowcount > 0
\ No newline at end of file
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..65c3906
--- /dev/null
+++ b/main.py
@@ -0,0 +1,15 @@
+import uvicorn
+from fastapi import FastAPI
+
+from app.core.configs import settings
+from app.v1.api import api_router
+
+app = FastAPI(
+    title = 'API - Podium',
+    version= '0.0.1'
+)
+
+app.include_router(api_router, prefix='/v1')
+
+if __name__ == '__main__':
+    uvicorn.run(app, host='127.0.0.1', port=settings.port)
\ No newline at end of file