from pathlib import Path

from zotero_kb.config import AppConfig
from zotero_kb.workspace import Workspace


def test_workspace_initialization_creates_required_directories(tmp_path: Path) -> None:
    config = AppConfig(workspace_dir=tmp_path / "workspace", zotero_data_dir=tmp_path / "zotero")
    workspace = Workspace(config)

    workspace.ensure_layout()

    assert (config.workspace_dir / "library" / "collections").is_dir()
    assert (config.workspace_dir / "library" / "index").is_dir()
    assert (config.workspace_dir / "library" / "cache" / "source-bundles").is_dir()
    assert (config.workspace_dir / "projects").is_dir()


def test_create_project_writes_project_files(tmp_path: Path) -> None:
    config = AppConfig(workspace_dir=tmp_path / "workspace", zotero_data_dir=tmp_path / "zotero")
    workspace = Workspace(config)
    workspace.ensure_layout()

    project = workspace.create_project(
        project_id="thesis-ch2",
        name="Thesis Chapter 2",
        llm_provider="openai",
        llm_model="gpt-5-mini",
        card_language="zh",
    )

    assert project.project_id == "thesis-ch2"
    assert (config.workspace_dir / "projects" / "thesis-ch2" / "project.json").is_file()
    assert (config.workspace_dir / "projects" / "thesis-ch2" / "selected-items.json").is_file()
    assert (config.workspace_dir / "projects" / "thesis-ch2" / "project-index.json").is_file()
    assert '"card_language": "zh"' in (
        config.workspace_dir / "projects" / "thesis-ch2" / "project.json"
    ).read_text(encoding="utf-8")


def test_rename_project_updates_project_name(tmp_path: Path) -> None:
    config = AppConfig(workspace_dir=tmp_path / "workspace", zotero_data_dir=tmp_path / "zotero")
    workspace = Workspace(config)
    workspace.ensure_layout()
    workspace.create_project(
        project_id="thesis-ch2",
        name="Old Name",
        llm_provider="openai",
        llm_model="gpt-5-mini",
        card_language="en",
    )

    project = workspace.rename_project("thesis-ch2", "New Name", "zh")

    assert project.project_id == "thesis-ch2"
    assert project.name == "New Name"
    assert '"name": "New Name"' in (
        config.workspace_dir / "projects" / "thesis-ch2" / "project.json"
    ).read_text(encoding="utf-8")
    assert '"card_language": "zh"' in (
        config.workspace_dir / "projects" / "thesis-ch2" / "project.json"
    ).read_text(encoding="utf-8")


def test_delete_project_removes_project_directory_only(tmp_path: Path) -> None:
    config = AppConfig(workspace_dir=tmp_path / "workspace", zotero_data_dir=tmp_path / "zotero")
    workspace = Workspace(config)
    workspace.ensure_layout()
    workspace.create_project(
        project_id="thesis-ch2",
        name="Thesis Chapter 2",
        llm_provider="openai",
        llm_model="gpt-5-mini",
        card_language="en",
    )
    preserved_index = config.workspace_dir / "library" / "index" / "items.json"
    preserved_index.write_text('{"PAPER0001": {"title": "Keep me"}}', encoding="utf-8")

    workspace.delete_project("thesis-ch2")

    assert not (config.workspace_dir / "projects" / "thesis-ch2").exists()
    assert preserved_index.is_file()