from __future__ import annotations

import asyncio
from pathlib import Path
from types import SimpleNamespace

from hockey_data.agent_bridge import VmixAgentHub
from hockey_data.auth_bridge import HockeyUser
from tests.support import LocalTestDatabase

ROOT = Path(__file__).resolve().parents[1]
APP_JS = (ROOT / "ui_builder/static/app.js").read_text(encoding="utf-8")
APP = (ROOT / "app.py").read_text(encoding="utf-8")


class FakeWebSocket:
    def __init__(self) -> None:
        self.client = SimpleNamespace(host="127.0.0.1")
        self.sent: list[dict] = []

    async def send_json(self, payload: dict) -> None:
        self.sent.append(payload)

    async def close(self, **_kwargs) -> None:
        return None


def _block(start: str, end: str) -> str:
    return APP_JS.split(start, 1)[1].split(end, 1)[0]


def test_countdown_start_hard_reseeds_before_start() -> None:
    helper = _block("function vmixCountdownSyncCommands", "function buildShortcutRuntimeContext")
    assert 'Function: "PauseRender"' in helper
    assert 'Function: "StopCountdown"' in helper
    assert 'Function: "SetCountdown"' in helper
    assert 'Function: "ResumeRender"' in helper
    assert 'Function: "StartCountdown"' in helper
    assert helper.index('Function: "StopCountdown"') < helper.index('Function: "SetCountdown"')
    assert helper.rindex('Function: "SetCountdown"') < helper.rindex('Function: "StartCountdown"')


def test_pause_is_reseeded_from_runtime_not_native_clock() -> None:
    helper = _block("function vmixCountdownSyncCommands", "function buildShortcutRuntimeContext")
    branch = helper.split('if (action === "stop" || action === "pause" || action === "set")', 1)[1].split('return reseedStopped;', 1)[0]
    assert "Runtime value" in branch
    reseed = helper.split("const reseedStopped = [", 1)[1].split("];", 1)[0]
    assert 'Function: "StopCountdown"' in reseed
    assert 'Function: "SetCountdown"' in reseed
    assert 'Value: currentValue' in reseed


def test_scoreboard_show_syncs_timer_before_overlay_steps() -> None:
    runner = _block("async function runShortcutSequence", "function handleConfiguredShortcutCombo")
    assert "if (sequence.is_scoreboard_sequence)" in runner
    assert runner.index("await syncConfiguredScoreboardCountdownsToRuntime()") < runner.index("const stepErrors = []")
    helper = _block("async function syncConfiguredScoreboardCountdownsToRuntime", "function penaltyMirrorKey")
    assert 'timerState.running ? "start" : "set"' in helper
    assert "await sendRuntimeVmixTimerSequence(commands)" in helper


def test_ordered_timer_transport_sends_individual_frames_without_ack(tmp_path: Path) -> None:
    database = LocalTestDatabase(tmp_path / "build106-ordered.sqlite3")
    database.create_all()
    hub = VmixAgentHub(database)  # type: ignore[arg-type]
    ws = FakeWebSocket()
    user = HockeyUser(id="106", login="operator106", display_name="operator106")

    async def scenario() -> None:
        await hub.register(
            ws,  # type: ignore[arg-type]
            {
                "device_id": "GFX-TIMER-106",
                "device_secret": "u" * 40,
                "device_name": "Build106 Timer GFX",
                "hostname": "BUILD106-PC",
                "agent_version": "1.4.0",
                "vmix": {"connected": True, "url": "http://127.0.0.1:8088/api/"},
            },
        )
        await hub.pair_device("GFX-TIMER-106", user)
        await hub.assign_match(
            wfl_user_id=user.id,
            tournament_external_id="1437",
            game_external_id="106106",
        )

        result = await asyncio.wait_for(
            hub.run_vmix_sequence_for_user(
                user,
                [
                    {"Function": "PauseRender", "Input": "SCORE"},
                    {"Function": "StopCountdown", "Input": "SCORE", "SelectedName": "TIME.Text"},
                    {"Function": "SetCountdown", "Input": "SCORE", "SelectedName": "TIME.Text", "Value": "00:16:01"},
                    {"Function": "ResumeRender", "Input": "SCORE"},
                    {"Function": "StartCountdown", "Input": "SCORE", "SelectedName": "TIME.Text"},
                ],
                delivery_mode="timer-fast-ordered",
            ),
            timeout=0.5,
        )

        singles = [item for item in ws.sent if item.get("type") == "vmix.command"]
        batches = [item for item in ws.sent if item.get("type") == "vmix.batch"]
        assert not batches
        assert [item["command"]["Function"] for item in singles] == [
            "PauseRender", "StopCountdown", "SetCountdown", "ResumeRender", "StartCountdown"
        ]
        assert result["ok"] is True
        assert result["transport"] == "timer-ordered-no-ack"
        assert result["confirmation"] == "not_waited"
        assert all(row["ack_waited"] is False for row in result["results"])

    asyncio.run(scenario())


def test_build106_version() -> None:
    assert 'BUILD_VERSION = "2026.08.24.9"' in APP
    assert 'delivery_mode: "timer-fast-ordered"' in APP_JS