from pathlib import Path

import pytest

from agentci.adapters.development import (
    DevelopmentEnvironment,
    DevelopmentEnvironmentError,
)


def environment(
    tmp_path: Path, scripts: list[str], *, timeout_seconds: int = 5
) -> DevelopmentEnvironment:
    scripts_dir = tmp_path / "scripts"
    scripts_dir.mkdir()
    return DevelopmentEnvironment(
        scripts=scripts,
        scripts_dir=scripts_dir,
        tools_dir=tmp_path / "tools",
        timeout_seconds=timeout_seconds,
        python_version="3.13",
        dotnet_channel="10.0",
    )


def script(path: Path, body: str) -> None:
    path.write_text(f"#!/bin/sh\nset -eu\n{body}\n")
    path.chmod(0o755)


async def test_runs_custom_scripts_in_order_with_sanitized_environment(
    tmp_path, monkeypatch
) -> None:
    workspace = tmp_path / "workspace"
    workspace.mkdir()
    development = environment(tmp_path, ["first", "second"])
    script(
        development.scripts_dir / "first",
        "printf 'first:%s:%s\\n' \"$DEV_TOOLS_DIR\" \"${AGENTCI_SECRET-unset}\" >> order",
    )
    script(development.scripts_dir / "second", "printf 'second\\n' >> order")
    monkeypatch.setenv("AGENTCI_SECRET", "must-not-leak")

    await development.prepare(workspace)

    assert (workspace / "order").read_text().splitlines() == [
        f"first:{tmp_path / 'tools'}:unset",
        "second",
    ]
    assert (tmp_path / "tools" / "bin").is_dir()


async def test_supplied_script_names_use_the_same_directory(tmp_path) -> None:
    workspace = tmp_path / "workspace"
    workspace.mkdir()
    development = environment(tmp_path, ["python"])
    script(development.scripts_dir / "python", "printf 'python\\n' > selected")

    await development.prepare(workspace)

    assert (workspace / "selected").read_text() == "python\n"


async def test_runs_non_executable_shell_script_from_bind_mount(tmp_path) -> None:
    workspace = tmp_path / "workspace"
    workspace.mkdir()
    development = environment(tmp_path, ["mounted"])
    mounted = development.scripts_dir / "mounted"
    mounted.write_text("#!/bin/sh\nprintf 'mounted\\n' > selected\n")
    mounted.chmod(0o644)

    await development.prepare(workspace)

    assert (workspace / "selected").read_text() == "mounted\n"


async def test_reports_script_failure_output(tmp_path) -> None:
    workspace = tmp_path / "workspace"
    workspace.mkdir()
    development = environment(tmp_path, ["broken"])
    script(development.scripts_dir / "broken", "printf 'failed detail' >&2; exit 7")

    with pytest.raises(DevelopmentEnvironmentError, match="exited with 7: failed detail"):
        await development.prepare(workspace)


async def test_times_out_install_script(tmp_path) -> None:
    workspace = tmp_path / "workspace"
    workspace.mkdir()
    development = environment(tmp_path, ["slow"], timeout_seconds=1)
    script(development.scripts_dir / "slow", "exec sleep 10")

    with pytest.raises(DevelopmentEnvironmentError, match="exceeded 1 seconds"):
        await development.prepare(workspace)