"""n8n 連携 (作業区間の計算・重なり・送信) のテスト。標準ライブラリの unittest だけを使う。

  python -m unittest discover -s tests -v
"""

import json
import sys
import tempfile
import threading
import time
import unittest
from datetime import date, datetime
from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
from pathlib import Path

sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
import chktime  # noqa: E402

MIN = 60.0
BASE = datetime(2026, 1, 5, 9, 0).timestamp()  # ローカル時刻 2026-01-05 09:00


def turn(start_min, end_min, kind="prompt", reply=True, interrupted=False):
    """BASE からの分で 1 ターンを作る。reply=False なら応答なし。"""
    ts = BASE + start_min * MIN
    end = BASE + end_min * MIN
    return {"ts": ts, "endTs": end if reply else ts, "firstReplyTs": ts + 1 if reply else None,
            "kind": kind, "interrupted": interrupted}


def session(*turns, sid="s1", mtime=None):
    last_end = max(t["endTs"] for t in turns) if turns else BASE
    return {"id": sid, "turns": list(turns), "mtime": mtime if mtime is not None else last_end}


LATER = BASE + 24 * 3600  # 「今」: 最後のログから十分経っている


class MakeBlocksTest(unittest.TestCase):
    def test_gap_29_minutes_keeps_block(self):
        blocks = chktime.make_blocks(session(turn(0, 10), turn(39, 50)), now=LATER)
        self.assertEqual(len(blocks), 1)
        self.assertEqual(blocks[0]["minutes"], 50)
        self.assertEqual(blocks[0]["turns"], 2)

    def test_gap_30_minutes_splits_block(self):
        blocks = chktime.make_blocks(session(turn(0, 10), turn(40, 50)), now=LATER)
        self.assertEqual([b["minutes"] for b in blocks], [10, 10])

    def test_parallel_prompt_keeps_block(self):
        # 前の応答 (0〜20 分) の途中の 5 分に次の発言
        blocks = chktime.make_blocks(session(turn(0, 20), turn(5, 30)), now=LATER)
        self.assertEqual(len(blocks), 1)
        self.assertEqual(blocks[0]["minutes"], 30)

    def test_short_block_dropped_but_exactly_min_kept(self):
        short = chktime.make_blocks(session(turn(0, 4.9)), now=LATER)
        exact = chktime.make_blocks(session(turn(0, 5)), now=LATER)
        self.assertEqual(short, [])
        self.assertEqual(len(exact), 1)

    def test_last_block_without_reply_is_in_progress(self):
        blocks = chktime.make_blocks(session(turn(0, 10), turn(60, 60, reply=False)), now=LATER)
        self.assertEqual([b["inProgress"] for b in blocks], [False, True])

    def test_recent_log_marks_last_block_in_progress(self):
        s = session(turn(0, 10))
        blocks = chktime.make_blocks(s, now=s["mtime"] + 29 * MIN)
        self.assertTrue(blocks[0]["inProgress"])
        blocks = chktime.make_blocks(s, now=s["mtime"] + 30 * MIN)
        self.assertFalse(blocks[0]["inProgress"])

    def test_interrupted_last_turn_is_not_in_progress(self):
        blocks = chktime.make_blocks(session(turn(0, 10, reply=False, interrupted=True), turn(1, 10)), now=LATER)
        self.assertFalse(blocks[0]["inProgress"])
        only = chktime.make_blocks(session(turn(0, 10), turn(11, 11, reply=False, interrupted=True)), now=LATER)
        self.assertFalse(only[-1]["inProgress"])

    def test_source_is_stable(self):
        a = chktime.make_blocks(session(turn(0, 10)), now=LATER)
        b = chktime.make_blocks(session(turn(0, 10)), now=LATER + 999)
        self.assertEqual(a[0]["source"], b[0]["source"])
        self.assertEqual(a[0]["source"], f"chktime:s1:{int(round(BASE * 1000))}")

    def test_custom_gap_and_min(self):
        blocks = chktime.make_blocks(session(turn(0, 3), turn(14, 17)), gap_min=10, min_min=3, now=LATER)
        self.assertEqual([b["minutes"] for b in blocks], [3, 3])

    def test_date_is_local_start_date(self):
        blocks = chktime.make_blocks(session(turn(0, 10)), now=LATER)
        self.assertEqual(blocks[0]["date"], "2026-01-05")


if __name__ == "__main__":
    unittest.main()