"""Tests for Flask web routes using the test client.

Uses the real data/drafts.db so templates can render with actual data.
"""

from __future__ import annotations

import sys
import os

import pytest

# Ensure src is on path
sys.path.insert(0, os.path.join(os.path.dirname(__file__), "..", "src"))

from webui.app import create_app


@pytest.fixture
def client():
    """Create a Flask test client in dev mode (admin enabled)."""
    # Reset auth module state so create_app can re-initialize
    import webui.auth as auth_mod
    auth_mod._initialized = False
    auth_mod._dev_mode = False

    app = create_app(dev=True)
    app.config["TESTING"] = True
    with app.test_client() as c:
        yield c


@pytest.fixture
def prod_client():
    """Create a Flask test client in production mode (admin disabled)."""
    import webui.auth as auth_mod
    auth_mod._initialized = False
    auth_mod._dev_mode = False

    app = create_app(dev=False)
    app.config["TESTING"] = True
    with app.test_client() as c:
        yield c


# ── Public pages ──────────────────────────────────────────────────────


def test_overview_page(client):
    resp = client.get("/")
    assert resp.status_code == 200


def test_drafts_page(client):
    resp = client.get("/drafts")
    assert resp.status_code == 200


def test_authors_page(client):
    resp = client.get("/authors")
    assert resp.status_code == 200


def test_timeline_page(client):
    resp = client.get("/timeline")
    assert resp.status_code == 200


def test_search_page_empty(client):
    resp = client.get("/search")
    assert resp.status_code == 200


def test_search_page_with_query(client):
    resp = client.get("/search?q=agent")
    assert resp.status_code == 200


def test_about_page(client):
    resp = client.get("/about")
    assert resp.status_code == 200


def test_ratings_page(client):
    resp = client.get("/ratings")
    assert resp.status_code == 200


def test_citations_page(client):
    resp = client.get("/citations")
    assert resp.status_code == 200


def test_ideas_page(client):
    resp = client.get("/ideas")
    assert resp.status_code == 200


def test_idea_clusters_page(client):
    resp = client.get("/idea-clusters")
    assert resp.status_code == 200


def test_architecture_page(client):
    resp = client.get("/architecture")
    assert resp.status_code == 200


def test_impressum_page(client):
    resp = client.get("/impressum")
    assert resp.status_code == 200


def test_datenschutz_page(client):
    resp = client.get("/datenschutz")
    assert resp.status_code == 200


# ── 404 handling ──────────────────────────────────────────────────────


def test_404_for_nonexistent_page(client):
    resp = client.get("/this-page-does-not-exist")
    assert resp.status_code == 404


def test_404_for_nonexistent_draft(client):
    resp = client.get("/drafts/draft-nonexistent-foobar-xyz")
    assert resp.status_code == 404


# ── Admin pages (dev mode) ───────────────────────────────────────────


def test_gaps_page_dev(client):
    resp = client.get("/gaps")
    assert resp.status_code == 200


def test_monitor_page_dev(client):
    resp = client.get("/monitor")
    assert resp.status_code == 200


def test_proposals_page_dev(client):
    resp = client.get("/proposals")
    assert resp.status_code == 200


# ── Admin pages (production = 404) ───────────────────────────────────


def test_gaps_page_prod_hidden(prod_client):
    resp = prod_client.get("/gaps")
    assert resp.status_code == 404


def test_monitor_page_prod_hidden(prod_client):
    resp = prod_client.get("/monitor")
    assert resp.status_code == 404


def test_proposals_page_prod_hidden(prod_client):
    resp = prod_client.get("/proposals")
    assert resp.status_code == 404


# ── API endpoints ─────────────────────────────────────────────────────


def test_api_stats(client):
    resp = client.get("/api/stats")
    assert resp.status_code == 200
    data = resp.get_json()
    assert isinstance(data, dict)
    assert "total_drafts" in data or "drafts" in data or len(data) > 0


def test_api_drafts(client):
    resp = client.get("/api/drafts")
    assert resp.status_code == 200
    data = resp.get_json()
    assert isinstance(data, dict)


def test_api_ratings(client):
    resp = client.get("/api/ratings")
    assert resp.status_code == 200
    data = resp.get_json()
    assert isinstance(data, dict)


def test_api_timeline(client):
    resp = client.get("/api/timeline")
    assert resp.status_code == 200
    data = resp.get_json()
    assert isinstance(data, (dict, list))


def test_api_categories(client):
    resp = client.get("/api/categories")
    assert resp.status_code == 200
    data = resp.get_json()
    assert isinstance(data, dict)


def test_api_ideas(client):
    resp = client.get("/api/ideas")
    assert resp.status_code == 200
    data = resp.get_json()
    assert isinstance(data, dict)


def test_api_search_empty(client):
    resp = client.get("/api/search")
    assert resp.status_code == 200
    data = resp.get_json()
    assert "drafts" in data


def test_api_search_with_query(client):
    resp = client.get("/api/search?q=agent")
    assert resp.status_code == 200
    data = resp.get_json()
    assert isinstance(data, dict)


def test_api_draft_detail_not_found(client):
    resp = client.get("/api/drafts/nonexistent-draft-xyz")
    assert resp.status_code == 404
    data = resp.get_json()
    assert "error" in data


def test_api_architecture(client):
    resp = client.get("/api/architecture")
    assert resp.status_code == 200
    data = resp.get_json()
    assert isinstance(data, dict)


def test_api_idea_clusters(client):
    resp = client.get("/api/idea-clusters")
    assert resp.status_code == 200


def test_api_citations(client):
    resp = client.get("/api/citations")
    assert resp.status_code == 200


def test_api_author_network(client):
    resp = client.get("/api/authors/network")
    assert resp.status_code == 200


# ── CSV export format ─────────────────────────────────────────────────


def test_api_drafts_csv(client):
    resp = client.get("/api/drafts?format=csv")
    assert resp.status_code == 200
    assert "text/csv" in resp.content_type


def test_api_categories_csv(client):
    resp = client.get("/api/categories?format=csv")
    assert resp.status_code == 200
    assert "text/csv" in resp.content_type