"""v7.53.0 — Menu ＋ : Design System – Canevas (créer / insérer / enregistrer)."""

import json
from pathlib import Path

from app.db import get_conn

ROOT = Path(__file__).resolve().parent.parent
JS_PATH = ROOT / "static" / "js" / "agent_panel_2.js"


def test_canvases_list_includes_design_system(client):
    tpl = {t["key"]: t for t in client.get("/board/api/page-templates").json()["templates"] if t.get("builtin")}
    assert "design_system" in tpl
    assert tpl["design_system"]["name"] == "Design System"
    assert tpl["design_system"]["icon"] == "🎨"


def test_blocks_route_builtin(client):
    r = client.get("/board/api/page-templates/0/blocks", params={"key": "design_system"})
    assert r.status_code == 200, r.text
    blocks = r.json()["blocks"]
    assert isinstance(blocks, list) and blocks
    assert blocks[0]["type"] == "heading_1" and blocks[0]["content"] == "Design System"
    # les builtins sont livrés sans id : le front appelle ensureBlockIds()
    assert "id" not in blocks[0]

    assert client.get("/board/api/page-templates/0/blocks", params={"key": "nope"}).status_code == 404
    empty = client.get("/board/api/page-templates/0/blocks", params={"key": "empty"})
    assert empty.status_code == 200 and empty.json()["blocks"]


def test_blocks_route_user_template(client):
    blocks = [{"type": "heading_1", "content": "Mon canevas"},
              {"type": "paragraph", "content": "Contenu."}]
    created = client.post("/board/api/page-templates", json={"name": "Mon canevas", "blocks": blocks})
    assert created.status_code == 200, created.text
    tid = created.json()["id"]

    got = client.get(f"/board/api/page-templates/{tid}/blocks")
    assert got.status_code == 200
    assert [b["content"] for b in got.json()["blocks"]] == ["Mon canevas", "Contenu."]

    assert client.get("/board/api/page-templates/999999/blocks").status_code == 404


def test_use_design_system_creates_page(client):
    r = client.post("/board/api/page-templates/0/use", json={"key": "design_system"})
    assert r.status_code == 200, r.text
    page_id = r.json()["id"]
    with get_conn() as conn:
        row = conn.execute(
            "SELECT content, content_format FROM pages WHERE id=?", (page_id,)
        ).fetchone()
    assert row["content_format"] == "blocks"
    blocks = json.loads(row["content"])
    texts = [b.get("content", "") for b in blocks]
    assert "Design System" in texts
    # les ids sont assignés côté serveur (_ensure_block_ids)
    assert all(b.get("id") for b in blocks)


def test_canvases_menu_wired(client):
    src = JS_PATH.read_text(encoding="utf-8")
    root = src.split("var FD_PLUS_MENU = [", 1)[1].split("];", 1)[0]
    assert "action:'canvases'" in root
    # phases 1-3 livrées → 3 sections « bientôt » restantes (connecteurs, plugins, mémoire)
    assert root.count("disabled:true") == 3
    for action in ("'canvas'", "'canvas-create'", "'canvas-insert'", "'canvas-save'"):
        assert action in src, action
    # piège /use : la clé builtin part DANS LE BODY, pas en query string
    assert "body: JSON.stringify(c.builtin ? {key: c.key} : {})" in src
    assert "ensureBlockIds" in src