"""Helpers shared by the server tests."""

from __future__ import annotations

import os
from pathlib import Path
from types import SimpleNamespace
from typing import Any

import pytest

from packetstation.settings import Settings

TEST_SESSION_KEY = "test-session-key-0123456789abcdef0123456789"
TEST_SEAL_KEY = "test-seal-key-fedcba9876543210fedcba9876543210"
ORIGIN_HEADERS = {"Origin": "http://testserver", "X-Requested-With": "PacketStation"}


def make_settings(tmp: Path, **over: Any) -> Settings:
    """Settings for tests. Writes a throwaway session key file unless `session_key_file` is given."""
    if "session_key_file" not in over:
        key_file = tmp / "session_key"
        if not key_file.exists():
            key_file.parent.mkdir(parents=True, exist_ok=True)
            key_file.write_text(TEST_SESSION_KEY + "\n")
        over["session_key_file"] = key_file
    if "seal_key_file" not in over:
        seal_file = tmp / "seal_key"
        if not seal_file.exists():
            seal_file.parent.mkdir(parents=True, exist_ok=True)
            seal_file.write_text(TEST_SEAL_KEY + "\n")
        over["seal_key_file"] = seal_file
    values: dict[str, Any] = {
        "_env_file": None,
        "stack": "ci",
        "trusted_proxy_host": "",
        "static_dir": tmp / "no-static",
        "assets_dir": tmp / "assets",
        "backup_dir": tmp / "no-backups",
    }
    values.update(over)
    return Settings(**values)


def fake_visual(production: bool = False, explicit: bool = False) -> SimpleNamespace:
    server, database = ("vsql", "PESCOINC") if production else (r"VSQL\DEV", "PESCOINCDEV")
    return SimpleNamespace(
        is_production=production,
        server=server,
        database=database,
        model_fields_set={"server", "database"} if explicit else set(),
    )


PG_URL = os.environ.get("TEST_PG_SUPERUSER_URL")
needs_pg = pytest.mark.skipif(not PG_URL, reason="TEST_PG_SUPERUSER_URL not set (no PostgreSQL)")


def sign_in(client: Any, login: str, password: str | None = None) -> Any:
    """Password sign-in through the API (FakeDirectory password by default); returns the response."""
    from fakedir import FAKE_PASSWORD

    return client.post(
        "/api/auth/signin/password", json={"login": login, "password": FAKE_PASSWORD if password is None else password}
    )


def app_conn(settings: Settings) -> Any:
    """An autocommit connection as the app role (for test setup and checks)."""
    from packetstation import db

    return db.connect_as("app", settings, autocommit=True)


PIN = "246810"


def register_device(client: Any, sam: str = "sup.wes", name: str = "Bldg 2 tablet 3") -> dict[str, str]:
    assert sign_in(client, sam).status_code == 200
    r = client.post("/api/account/device", json={"name": name})
    assert r.status_code == 200, r.text
    assert "ps_device=" in r.headers["set-cookie"] and "max-age=31536000" in r.headers["set-cookie"].lower()
    assert client.post("/api/auth/signout").status_code == 204
    device: dict[str, str] = r.json()["device"]
    return device


def set_pin(client: Any, sam: str, pin: str = PIN) -> None:
    from fakedir import FAKE_PASSWORD

    assert sign_in(client, sam).status_code == 200
    r = client.post("/api/account/pin", json={"password": FAKE_PASSWORD, "pin": pin})
    assert r.status_code == 200, r.text
    assert r.json() == {"pin": {"set": True, "disabled": False}}
    assert client.post("/api/auth/signout").status_code == 204


def pin_signin(client: Any, emp_no: str, pin: str = PIN) -> Any:
    return client.post("/api/auth/signin/pin", json={"emp_no": emp_no, "pin": pin})