# -*- coding: utf-8 -*-
"""独立调试器窗口 + 调试日志协议 回归测试（离屏，临时文件，不碰真实 DB/日志）
运行: PYTHONIOENCODING=utf-8 QT_QPA_PLATFORM=offscreen python tests/test_debug_window.py
"""
import sys, os, re, tempfile
sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))

_TMPDIR = tempfile.mkdtemp(prefix="haocode_dbg_")
os.environ["HAOCODE_DEBUG_LOG"] = os.path.join(_TMPDIR, "debug_session.log")
os.environ["HAOCODE_DEBUG_CMD"] = os.path.join(_TMPDIR, "debug_window.cmd")

os.environ.setdefault("QT_QPA_PLATFORM", "offscreen")
os.environ["QTWEBENGINE_CHROMIUM_FLAGS"] = "--disable-gpu"

from core import debug_log as dl

PASS, FAIL = 0, 0


def check(name, cond, extra=""):
    global PASS, FAIL
    if cond:
        PASS += 1
        print(f"  PASS  {name}")
    else:
        FAIL += 1
        print(f"  FAIL  {name}  {extra}")


def read_log():
    if not os.path.exists(dl.DEBUG_LOG_PATH):
        return ""
    with open(dl.DEBUG_LOG_PATH, "r", encoding="utf-8") as f:
        return f.read()


LINE_RE = re.compile(r"^\[\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d{3}\] "
                     r"\[(USER|AGENT|APP|SYS)\] .+$")

# ============ T1: debug_log 三方写入 + 行格式 ============
print("T1: debug_log 行格式与三方 TAG")
dl.debug_log("hello app", "APP")
dl.debug_log("代理注入一条备注", "AGENT")
dl.debug_log("用户观察到标签 40.5k", "USER")
lines = [l for l in read_log().splitlines() if l]
check("三行全部写入", len(lines) == 3, lines)
check("行格式 [ts] [TAG] msg",
      all(LINE_RE.match(l) for l in lines), lines)
check("TAG 顺序 APP/AGENT/USER",
      [re.search(r"\[(USER|AGENT|APP|SYS)\]", l).group(1) for l in lines]
      == ["APP", "AGENT", "USER"])

# ============ T2: poll_debug_cmd 控制协议 ============
print("T2: poll_debug_cmd 消费语义")
with open(dl.DEBUG_CMD_PATH, "w", encoding="utf-8") as f:
    f.write("show\n")
check("show 被识别", dl.poll_debug_cmd() == "show")
check("文件被消费（再读为 None）", dl.poll_debug_cmd() is None)
with open(dl.DEBUG_CMD_PATH, "w", encoding="utf-8") as f:
    f.write("  HIDE ")
check("hide 大小写/空白容忍", dl.poll_debug_cmd() == "hide")
with open(dl.DEBUG_CMD_PATH, "w", encoding="utf-8") as f:
    f.write("garbage")
check("非法内容忽略", dl.poll_debug_cmd() is None)

# ============ T3-T6: DebugWindow 行为（离屏） ============
print("T3: DebugWindow 用户输入 → [USER] 落盘")
from PyQt6.QtWidgets import QApplication
app = QApplication.instance() or QApplication(sys.argv)
import ui.views.debug_window as dw
# 应用日志 tab 指向临时文件（不读真实 diag.log）
_tmp_diag = os.path.join(_TMPDIR, "diag.log")
dw._APP_LOGS[:] = [("DIAG", _tmp_diag)]

win = dw.DebugWindow()
check("窗口标题独立", win.windowTitle() == "Haocode 调试器")
win._input.setText("  发送后标签跳到 80k  ")
win._on_submit()
check("输入框被清空", win._input.text() == "")
check("[USER] 已落盘且去首尾空白",
      any(l.endswith("[USER] 发送后标签跳到 80k") for l in read_log().splitlines()))

print("T4: 首次 tick 记 [SYS] 开启事件")
win._tick()
check("[SYS] 调试窗口开启 已写入",
      any("[SYS] 调试窗口开启" in l for l in read_log().splitlines()))

print("T5: 实时 tail 会话日志 + 应用日志")
dl.debug_log("tick 前注入的 APP 事件", "APP")
dl.debug_log("AGENT: 现在检查 compaction_diag.log", "AGENT")
win._tick()
txt = win._view_session.toPlainText()
check("会话视图含 APP 事件", "tick 前注入的 APP 事件" in txt, txt[-300:])
check("会话视图含 AGENT 注入", "AGENT: 现在检查 compaction_diag.log" in txt)
with open(_tmp_diag, "w", encoding="utf-8") as f:
    f.write("[12:00:00.000] DIAG_TEST_LINE\n")
win._tick()
check("应用日志视图含 DIAG tail",
      "DIAG_TEST_LINE" in win._view_app.toPlainText())
check("应用日志带文件头", "[DIAG]" in win._view_app.toPlainText())

print("T6: 暂停显示 + 截断重置")
win._chk_pause.setChecked(True)   # 暂停
dl.debug_log("暂停期间的行不应上屏", "APP")
win._tick()
check("暂停期间不上屏", "暂停期间的行不应上屏"
      not in win._view_session.toPlainText())
# 文件截断（模拟「清空会话日志」）→ 偏移重置，新行仍可读取
win._chk_pause.setChecked(False)
with open(dl.DEBUG_LOG_PATH, "w", encoding="utf-8") as f:
    f.write("[2026-01-01 00:00:00.000] [SYS] 截断后新内容\n")
win._tick()
check("截断后偏移重置、新行上屏",
      "截断后新内容" in win._view_session.toPlainText())

win.close()

# ============ T4: 调试窗口随程序启动（autostart_debug_window） ============
print("T4: 调试窗口随程序启动")
p = dl.DEBUG_CMD_PATH
if os.path.exists(p):
    os.remove(p)
# 显式 false → 不写控制文件
check("T4.autostart=False 不写控制文件",
      dl.autostart_debug_window({"debug_window_autostart": False}) is False
      and not os.path.exists(p))
# 缺省（键不存在）→ 默认开
check("T4.缺省（无键）写入 show",
      dl.autostart_debug_window({}) is True and os.path.exists(p))
check("T4.轮询消费 show",
      dl.poll_debug_cmd() == "show" and not os.path.exists(p))
# 显式 true
check("T4.autostart=true 写入 show",
      dl.autostart_debug_window({"debug_window_autostart": True}) is True)
check("T4.轮询再消费 show",
      dl.poll_debug_cmd() == "show")

print(f"\n===== {PASS} PASS / {FAIL} FAIL =====")
sys.exit(1 if FAIL else 0)