from fastapi import FastAPI
from fastapi.testclient import TestClient

from app.auth import exigir_login
from app.routers import contatos as router_contatos
from app.routers import clientes as router_clientes

app_teste = FastAPI()
app_teste.include_router(router_clientes.router)
app_teste.include_router(router_contatos.router)
app_teste.dependency_overrides[exigir_login] = lambda: "teste"
client = TestClient(app_teste, follow_redirects=False)


def test_adicionar_contato_com_sucesso(monkeypatch):
    monkeypatch.setattr(router_contatos.db_clientes, "obter_cliente", lambda cid: {"ID": cid, "CODIGO": "000001"})
    monkeypatch.setattr(router_contatos.db_contatos, "contato_duplicado", lambda cid, tel, ignorar_id=None: False)
    chamadas = {}
    monkeypatch.setattr(
        router_contatos.db_contatos,
        "inserir_contato",
        lambda cid, nome, tel, email=None: chamadas.setdefault("dados", (cid, nome, tel, email)),
    )

    resposta = client.post("/clientes/1/contatos", data={"nome": "Fulano", "telefone": "(75) 99909-0001"})
    assert resposta.status_code == 303
    assert chamadas["dados"] == (1, "Fulano", "75999090001", None)


def test_adicionar_contato_duplicado_avisa(monkeypatch):
    monkeypatch.setattr(router_contatos.db_clientes, "obter_cliente", lambda cid: {"ID": cid, "CODIGO": "000001"})
    monkeypatch.setattr(router_contatos.db_contatos, "contato_duplicado", lambda cid, tel, ignorar_id=None: True)
    # Also mock the clientes router's db functions for the redirect
    monkeypatch.setattr(router_clientes.db_clientes, "obter_cliente", lambda cid: {"ID": cid, "CODIGO": "000001", "RAZAO": "Cliente", "FANTASIA": "Cliente"})
    monkeypatch.setattr(router_clientes.db_contatos, "listar_contatos_por_cliente", lambda cid: [])
    monkeypatch.setattr(router_clientes.db_chaves, "status_chaves", lambda codigo: None)

    resposta = client.post("/clientes/1/contatos", data={"nome": "Fulano", "telefone": "75999090001"}, follow_redirects=True)
    assert "já está cadastrado" in resposta.text


def test_excluir_contato(monkeypatch):
    monkeypatch.setattr(router_contatos.db_clientes, "obter_cliente", lambda cid: {"ID": cid, "CODIGO": "000001"})
    chamadas = {}
    monkeypatch.setattr(
        router_contatos.db_contatos, "excluir_contato", lambda contato_id, cid: chamadas.setdefault("dados", (contato_id, cid))
    )

    resposta = client.post("/clientes/1/contatos/5/excluir")
    assert resposta.status_code == 303
    assert chamadas["dados"] == (5, 1)