"""Tests for `_requires_env` — a `{ref, bind}` requirement projects the target's URL."""

from __future__ import annotations

import wildpc_core.config as C
from wildpc_core.deploy import _requires_env
from wildpc_core.manifest import RemoteDeployment, SystemdDeployment


def _svc(requires: list | None = None, port: int | None = None) -> SystemdDeployment:
    spec: dict = {"manager": "systemd", "run": {"launcher": "command", "argv": ["x"]}}
    if requires is not None:
        spec["requires"] = requires
    if port is not None:
        spec["expose"] = {"http": {"internal": {"port": port}}}
        spec["reach"] = "internal"
    return SystemdDeployment.model_validate(spec)


def _cfg(deployments: dict) -> C.WildpcConfig:
    return C.WildpcConfig(
        root=None,
        gateway=C.GatewayConfig(port=9000, tls="acme", domain="node.example"),
        repo=None,
        programs={},
        deployments=deployments,
    )


def test_bind_projects_target_url() -> None:
    consumer = _svc(requires=[{"ref": "api", "bind": "API_URL"}])
    cfg = _cfg({"api": _svc(port=9100), "app": consumer})
    assert _requires_env(cfg, consumer) == {"API_URL": "https://api.node.example"}


def test_bind_path_is_appended() -> None:
    consumer = _svc(requires=[{"ref": "llm", "bind": "LLM_BASE", "path": "/v1"}])
    cfg = _cfg({"llm": _svc(port=8100), "app": consumer})
    assert _requires_env(cfg, consumer) == {"LLM_BASE": "https://llm.node.example/v1"}


def test_bind_path_on_reference_base_url() -> None:
    ref = RemoteDeployment.model_validate(
        {"manager": "none", "base_url": "https://ext.example/"}
    )
    consumer = _svc(requires=[{"ref": "ext", "bind": "EXT", "path": "/v1"}])
    cfg = _cfg({"ext": ref, "app": consumer})
    assert _requires_env(cfg, consumer) == {"EXT": "https://ext.example/v1"}