"""Integration-style tests for creating minimal Dolibarr entities."""

import re
import sys
from pathlib import Path
from typing import Dict, Tuple

import pytest
import pytest_asyncio
from aiohttp import web

sys.path.insert(0, str(Path(__file__).resolve().parents[2] / "src"))

from dolibarr_mcp import Config, DolibarrClient


@pytest_asyncio.fixture
async def dolibarr_api_server(unused_tcp_port: int) -> Tuple[str, Dict, Dict]:
    """Spin up a lightweight fake Dolibarr API for integration-style tests."""
    created: Dict[str, Dict[int, Dict]] = {"products": {}, "projects": {}}
    statuses: Dict[str, list] = {"products": [], "projects": []}

    async def create_product(request: web.Request) -> web.Response:
        data = await request.json()
        product_id = len(created["products"]) + 1
        created["products"][product_id] = data
        statuses["products"].append(201)
        return web.json_response({"id": product_id, "ref": data.get("ref")}, status=201)

    async def delete_product(request: web.Request) -> web.Response:
        product_id = int(request.match_info["product_id"])
        created["products"].pop(product_id, None)
        return web.json_response({"success": True})

    async def create_project(request: web.Request) -> web.Response:
        data = await request.json()
        project_id = len(created["projects"]) + 1
        created["projects"][project_id] = data
        statuses["projects"].append(201)
        return web.json_response({"id": project_id, "ref": data.get("ref")}, status=201)

    async def delete_project(request: web.Request) -> web.Response:
        project_id = int(request.match_info["project_id"])
        created["projects"].pop(project_id, None)
        return web.json_response({"success": True})

    app = web.Application()
    app.router.add_post("/api/index.php/products", create_product)
    app.router.add_delete("/api/index.php/products/{product_id}", delete_product)
    app.router.add_post("/api/index.php/projects", create_project)
    app.router.add_delete("/api/index.php/projects/{project_id}", delete_project)

    runner = web.AppRunner(app)
    await runner.setup()
    port = unused_tcp_port
    site = web.TCPSite(runner, "127.0.0.1", port)
    await site.start()

    base_url = f"http://127.0.0.1:{port}/api/index.php"

    try:
        yield base_url, created, statuses
    finally:
        await runner.cleanup()


@pytest.mark.asyncio
async def test_create_minimal_product_returns_created_id_and_ref(dolibarr_api_server):
    """POST minimal product payload and confirm 201 + echoed ref."""
    base_url, created, statuses = dolibarr_api_server
    config = Config(dolibarr_url=base_url, dolibarr_api_key="test-key")

    async with DolibarrClient(config) as client:
        payload = {
            "ref": "FREELANCE_HOUR_TEST",
            "label": "Freelance hourly rate test — Gino test",
            "type": "service",
            "price": 110.00,
            "tva_tx": 19.0,
        }

        product_id = await client.create_product(payload)

        assert statuses["products"][-1] == 201
        assert product_id == 1
        assert created["products"][product_id]["ref"] == payload["ref"]

        cleanup_response = await client.delete_product(product_id)
        assert cleanup_response.get("success") is True
        assert product_id not in created["products"]


@pytest.mark.asyncio
async def test_create_minimal_project_returns_created_id_and_ref(dolibarr_api_server):
    """POST minimal project payload and confirm 201 + echoed ref."""
    base_url, created, statuses = dolibarr_api_server
    config = Config(dolibarr_url=base_url, dolibarr_api_key="test-key")

    async with DolibarrClient(config) as client:
        payload = {
            "ref": "PERCISION_TEST_PROJECT",
            "name": "Percision test — Project test",
            "socid": 8,
        }

        project_id = await client.create_project(payload)

        assert statuses["projects"][-1] == 201
        assert project_id == 1
        assert created["projects"][project_id]["ref"] == payload["ref"]

        cleanup_response = await client.delete_project(project_id)
        assert cleanup_response.get("success") is True
        assert project_id not in created["projects"]


@pytest.mark.asyncio
async def test_autogenerated_reference_uses_prefix_when_enabled(dolibarr_api_server):
    """When auto-generation is enabled, ensure generated refs include the prefix."""
    base_url, created, statuses = dolibarr_api_server
    config = Config(
        dolibarr_url=base_url,
        dolibarr_api_key="test-key",
        allow_ref_autogen=True,
        ref_autogen_prefix="AUTO",
    )

    async with DolibarrClient(config) as client:
        payload = {
            "name": "Percision test — Project test",
            "socid": 8,
        }

        project_id = await client.create_project(payload)

        generated_ref = created["projects"][project_id]["ref"]

        assert statuses["projects"][-1] == 201
        assert project_id == 1
        assert generated_ref.startswith(f"{config.ref_autogen_prefix}_")
        assert re.match(rf"{config.ref_autogen_prefix}_[0-9]{{14}}_[0-9a-f]{{8}}", generated_ref)

        cleanup_response = await client.delete_project(project_id)
        assert cleanup_response.get("success") is True
        assert project_id not in created["projects"]