"""Inbound dispatch + dedup tests for PhotonAdapter.

These bypass the loopback HTTP stream — they call ``_dispatch_inbound`` /
``_on_inbound_line`` / ``_is_duplicate`` directly, exercising the
sidecar-event parsing without spawning the Node sidecar or binding ports.
"""
from __future__ import annotations

import json
from typing import Any, Dict, List

import pytest

from gateway.config import Platform, PlatformConfig
from gateway.platforms.base import MessageEvent, MessageType
from plugins.platforms.photon.adapter import PhotonAdapter


def _make_adapter(monkeypatch: pytest.MonkeyPatch) -> PhotonAdapter:
    monkeypatch.setenv("PHOTON_PROJECT_ID", "test-project-id")
    monkeypatch.setenv("PHOTON_PROJECT_SECRET", "test-project-secret")
    cfg = PlatformConfig(enabled=True, token="", extra={})
    return PhotonAdapter(cfg)


def _capture(adapter: PhotonAdapter, monkeypatch: pytest.MonkeyPatch) -> List[MessageEvent]:
    captured: List[MessageEvent] = []

    async def fake_handle(event: MessageEvent) -> None:
        captured.append(event)

    monkeypatch.setattr(adapter, "handle_message", fake_handle)
    return captured


def _dm_event(text: str, msg_id: str = "spc-msg-abc") -> Dict[str, Any]:
    return {
        "messageId": msg_id,
        "platform": "iMessage",
        "space": {"id": "+15551234567", "type": "dm", "phone": "+15551234567"},
        "sender": {"id": "+15551234567"},
        "content": {"type": "text", "text": text},
        "timestamp": "2026-05-14T19:06:32.000Z",
    }


@pytest.mark.asyncio
async def test_dispatch_text_dm(monkeypatch: pytest.MonkeyPatch) -> None:
    adapter = _make_adapter(monkeypatch)
    captured = _capture(adapter, monkeypatch)

    await adapter._dispatch_inbound(_dm_event("hello world"))

    assert len(captured) == 1
    event = captured[0]
    assert event.text == "hello world"
    assert event.message_type == MessageType.TEXT
    assert event.message_id == "spc-msg-abc"
    src = event.source
    assert src is not None
    assert src.platform == Platform("photon")
    assert src.chat_id == "+15551234567"
    assert src.chat_type == "dm"
    assert src.user_id == "+15551234567"


@pytest.mark.asyncio
async def test_dispatch_group_type(monkeypatch: pytest.MonkeyPatch) -> None:
    adapter = _make_adapter(monkeypatch)
    captured = _capture(adapter, monkeypatch)

    event = {
        "messageId": "spc-msg-grp",
        "space": {"id": "group-guid-xyz", "type": "group", "phone": None},
        "sender": {"id": "+15551234567"},
        "content": {"type": "text", "text": "hi group"},
        "timestamp": "2026-05-14T19:06:32.000Z",
    }
    await adapter._dispatch_inbound(event)
    assert captured[0].source.chat_type == "group"


@pytest.mark.asyncio
async def test_dispatch_attachment_surfaces_marker(monkeypatch: pytest.MonkeyPatch) -> None:
    adapter = _make_adapter(monkeypatch)
    captured = _capture(adapter, monkeypatch)

    event = {
        "messageId": "spc-msg-att",
        "space": {"id": "+15551234567", "type": "dm", "phone": "+15551234567"},
        "sender": {"id": "+15551234567"},
        "content": {
            "type": "attachment",
            "name": "IMG_4127.HEIC",
            "mimeType": "image/heic",
            "size": 12345,
        },
        "timestamp": "2026-05-14T19:06:32.000Z",
    }
    await adapter._dispatch_inbound(event)
    assert len(captured) == 1
    assert "Photon attachment received" in captured[0].text
    assert "IMG_4127.HEIC" in captured[0].text
    assert captured[0].message_type == MessageType.PHOTO


@pytest.mark.asyncio
async def test_on_inbound_line_dispatches_and_dedups(
    monkeypatch: pytest.MonkeyPatch,
) -> None:
    adapter = _make_adapter(monkeypatch)
    captured = _capture(adapter, monkeypatch)

    line = json.dumps(_dm_event("ping", msg_id="dup-1"))
    await adapter._on_inbound_line(line)
    await adapter._on_inbound_line(line)  # same messageId -> deduped

    assert len(captured) == 1
    assert captured[0].text == "ping"


@pytest.mark.asyncio
async def test_on_inbound_line_ignores_bad_json(monkeypatch: pytest.MonkeyPatch) -> None:
    adapter = _make_adapter(monkeypatch)
    captured = _capture(adapter, monkeypatch)

    await adapter._on_inbound_line("{not json")
    assert captured == []


def test_is_duplicate_window(monkeypatch: pytest.MonkeyPatch) -> None:
    adapter = _make_adapter(monkeypatch)
    assert adapter._is_duplicate("id-1") is False
    assert adapter._is_duplicate("id-1") is True
    assert adapter._is_duplicate("id-2") is False
    assert adapter._is_duplicate("id-1") is True  # still dup


def test_check_requirements_without_node(monkeypatch: pytest.MonkeyPatch) -> None:
    # If no node binary on PATH the adapter should refuse to start.
    from plugins.platforms.photon import adapter as adapter_mod

    monkeypatch.setattr(adapter_mod.shutil, "which", lambda _name: None)
    assert adapter_mod.check_requirements() is False