"""
检查学情诊断、错题分析、公告、消息 4 个模块的实际渲染状态
截取截图 + 捕获控制台错误 + 检查页面内容
"""
import os
import time
from playwright.sync_api import sync_playwright

BASE_URL = "http://localhost:3000"
TEACHER_EMAIL = "t_chinese_1@xiaoxue.edu.cn"
TEACHER_PASSWORD = "123456"
SCREENSHOT_DIR = os.path.join(os.path.dirname(__file__), "..", "bugs", "screenshots")
os.makedirs(SCREENSHOT_DIR, exist_ok=True)

ROUTES = [
    ("/teacher/diagnostic", "学情诊断"),
    ("/teacher/error-book", "错题分析"),
    ("/announcements", "公告"),
    ("/messages", "消息"),
]


def main():
    with sync_playwright() as p:
        browser = p.chromium.launch(headless=True)
        context = browser.new_context(viewport={"width": 1440, "height": 900})
        page = context.new_page()

        # Login
        print(">>> 登录...")
        page.goto(f"{BASE_URL}/login", wait_until="domcontentloaded")
        page.wait_for_timeout(3000)
        page.locator('input[name="email"]').fill(TEACHER_EMAIL)
        page.locator('input[type="password"]').first.fill(TEACHER_PASSWORD)
        page.evaluate("""() => {
            const form = document.querySelector('form');
            if (form) {
                const event = new Event('submit', { cancelable: true, bubbles: true });
                form.dispatchEvent(event);
            }
        }""")
        page.wait_for_timeout(5000)
        print(f"登录后 URL: {page.url}")

        for route, name in ROUTES:
            print(f"\n{'='*60}")
            print(f">>> 测试: {name} ({route})")
            print(f"{'='*60}")

            console_errors = []
            console_warnings = []

            def on_console(msg):
                if msg.type == "error":
                    console_errors.append(msg.text)
                elif msg.type == "warning":
                    console_warnings.append(msg.text)

            def on_page_error(err):
                console_errors.append(f"PageError: {str(err)[:300]}")

            page.on("console", on_console)
            page.on("pageerror", on_page_error)

            try:
                response = page.goto(f"{BASE_URL}{route}", timeout=30000, wait_until="domcontentloaded")
                page.wait_for_timeout(3000)  # Wait for client-side JS to execute

                print(f"  HTTP Status: {response.status if response else 'N/A'}")
                print(f"  Final URL: {page.url}")

                # Check for error indicators on page
                body_text = page.locator("body").text_content() or ""
                print(f"  Body text length: {len(body_text)}")

                # Check for common error patterns
                error_elements = page.locator('[role="alert"], .text-destructive, .text-red-500, .text-red-600')
                error_count = error_elements.count()
                if error_count > 0:
                    print(f"  Error elements on page: {error_count}")
                    for i in range(min(error_count, 5)):
                        try:
                            text = error_elements.nth(i).text_content()
                            if text and text.strip():
                                print(f"    [{i}] {text.strip()[:200]}")
                        except:
                            pass

                # Check for loading spinners still visible
                spinners = page.locator('.animate-spin, [role="status"], .loading')
                spinner_count = spinners.count()
                if spinner_count > 0:
                    print(f"  Loading spinners still visible: {spinner_count}")

                # Check for empty state
                if "暂无" in body_text or "No data" in body_text or "没有" in body_text:
                    # Find the context
                    for keyword in ["暂无", "No data", "没有"]:
                        idx = body_text.find(keyword)
                        if idx >= 0:
                            context_text = body_text[max(0, idx-30):idx+80]
                            print(f"  Empty state: ...{context_text}...")
                            break

                # Check for "加载失败" or "error" text
                for keyword in ["加载失败", "load", "error", "错误", "失败", "Error"]:
                    if keyword.lower() in body_text.lower():
                        idx = body_text.lower().find(keyword.lower())
                        context_text = body_text[max(0, idx-30):idx+100]
                        print(f"  Found '{keyword}': ...{context_text}...")
                        break

                # Take screenshot
                screenshot_name = route.replace("/", "_").strip("_") + ".png"
                screenshot_path = os.path.join(SCREENSHOT_DIR, screenshot_name)
                page.screenshot(path=screenshot_path, full_page=True)
                print(f"  Screenshot: {screenshot_path}")

                # Print console errors
                if console_errors:
                    print(f"\n  Console Errors ({len(console_errors)}):")
                    for err in console_errors[:10]:
                        print(f"    - {err[:300]}")
                else:
                    print(f"  Console Errors: 0")

                if console_warnings:
                    print(f"\n  Console Warnings ({len(console_warnings)}):")
                    for w in console_warnings[:5]:
                        print(f"    - {w[:200]}")

            except Exception as e:
                print(f"  EXCEPTION: {type(e).__name__}: {str(e)[:300]}")
                screenshot_name = route.replace("/", "_").strip("_") + "_error.png"
                screenshot_path = os.path.join(SCREENSHOT_DIR, screenshot_name)
                try:
                    page.screenshot(path=screenshot_path, full_page=True)
                except:
                    pass
            finally:
                page.remove_listener("console", on_console)
                page.remove_listener("pageerror", on_page_error)

        browser.close()
        print(f"\n{'='*60}")
        print("测试完成!")
        print(f"{'='*60}")


if __name__ == "__main__":
    main()