Criação da tela de clientes.

app/routes/clientes.py

@@ -0,0 +1,72 @@
+# app/routes/clientes.py
+from fastapi import APIRouter, Request, Depends, HTTPException, Query
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import select, or_
+from app.database import get_session
+from app.models import Cliente
+from pydantic import BaseModel
+from uuid import UUID
+import uuid
+from fastapi.responses import HTMLResponse
+
+router = APIRouter()
+
+@router.get("/clientes")
+async def clientes_page(request: Request):
+    return request.app.state.templates.TemplateResponse("clientes.html", {"request": request})
+
+class ClienteIn(BaseModel):
+    nome_fantasia: str
+    cnpj: str | None = None
+    ativo: bool = True
+
+@router.get("/api/clientes")
+async def listar(
+    busca: str = Query(default="", description="Filtro por nome ou CNPJ"),
+    session: AsyncSession = Depends(get_session),
+):
+    stmt = select(Cliente).order_by(Cliente.nome_fantasia)
+    if busca:
+        pattern = f"%{busca}%"
+        stmt = select(Cliente).where(
+            or_(
+                Cliente.nome_fantasia.ilike(pattern),
+                Cliente.cnpj.ilike(pattern),
+            )
+        ).order_by(Cliente.nome_fantasia)
+
+    res = await session.execute(stmt)
+    clientes = res.scalars().all()
+    return [
+        {
+            "id": str(c.id),
+            "nome_fantasia": c.nome_fantasia,
+            "cnpj": c.cnpj,
+            "ativo": c.ativo,
+        }
+        for c in clientes
+    ]
+
+@router.post("/api/clientes")
+async def criar_cliente(body: ClienteIn, session: AsyncSession = Depends(get_session)):
+    cliente = Cliente(**body.dict())
+    session.add(cliente)
+    await session.commit()
+    return {"id": str(cliente.id)}
+
+@router.put("/api/clientes/{id}")
+async def editar_cliente(id: UUID, body: ClienteIn, session: AsyncSession = Depends(get_session)):
+    await session.execute(
+        Cliente.__table__.update().where(Cliente.id == id).values(**body.dict())
+    )
+    await session.commit()
+    return {"ok": True}
+
+@router.delete("/api/clientes/{id}")
+async def excluir(id: uuid.UUID, session: AsyncSession = Depends(get_session)):
+    obj = await session.get(Cliente, id)
+    if not obj:
+        raise HTTPException(404, "Cliente não encontrado")
+    await session.delete(obj)
+    await session.commit()
+    return {"ok": True}