# site_zto.py

import os
import re
import yaml
from datetime import datetime
import pandas as pd

from paths import DOWNLOAD_DIR, CONFIG_PATH


def _wait_and_get_frame(page, text_indicator, timeout_ms=20000):
    """在主页面与所有 iframe 中查找包含指定文本的窗口"""
    start_time = datetime.now()
    while (datetime.now() - start_time).total_seconds() * 1000 < timeout_ms:
        try:
            if page.get_by_text(text_indicator).count() > 0:
                return page
        except Exception:
            pass

        for frame in page.frames:
            try:
                if frame.get_by_text(text_indicator).count() > 0:
                    return frame
            except Exception:
                pass

        page.wait_for_timeout(300)
    raise TimeoutError(f"超时：未找到包含 [{text_indicator}] 的窗口。")


def zto_smart_menu_click(page, menu_path):
    """中通菜单导航"""
    print(f">> 正在导航: {' -> '.join(menu_path)}")
    for i in range(len(menu_path)):
        current_menu = menu_path[i]
        if i < len(menu_path) - 1:
            next_menu = menu_path[i + 1]
            next_locator = page.locator("span.menu-name", has_text=next_menu).first
            if not next_locator.is_visible():
                page.locator("span.menu-name", has_text=current_menu).first.click()
                page.wait_for_timeout(800)
        else:
            page.locator("span.menu-name", has_text=current_menu).first.click()
            page.wait_for_timeout(1000)


def zto_expected_download(page):
    """中通：应到货物数据下载"""
    print("\n▶ 开始执行【中通 - 应到货物数据下载】任务...")

    download_dir = DOWNLOAD_DIR
    if not os.path.exists(download_dir):
        os.makedirs(download_dir)

    export_times = []

    try:
        # 1. 菜单导航
        zto_smart_menu_click(page, ["运营管理", "进站管理", "进站交接单查询"])

        ewb_frame = page.frame_locator('iframe[src*="inEwbsListNoSearch"]')

        print(">> 正在检测表格统计面板 (#inEwbCount)...")
        ewb_frame.locator("#inEwbCount").wait_for(state="attached", timeout=15000)

        # 读取 YAML 配置设定天数
        query_days = 1
        try:
            if os.path.exists(CONFIG_PATH):
                with open(CONFIG_PATH, "r", encoding="utf-8") as f:
                    config = yaml.safe_load(f) or {}
                    query_days = int(config.get("zto", {}).get("query_days", 1))
        except Exception as e:
            print(f"   ⚠️ 读取 config.yaml 失败，默认查询 1 天: {e}")

        print(f">> 正在设定查询时间范围为近【{query_days}】天...")
        ewb_frame.locator("#beginDate").click()
        page.wait_for_timeout(500)

        today_cell = ewb_frame.locator("td div.day.real-today").first
        today_cell.wait_for(state="visible")

        today_time_str = today_cell.get_attribute("time")
        if today_time_str:
            today_time = int(today_time_str)
            start_time = today_time - (query_days - 1) * 86400000
            start_cell = ewb_frame.locator(f"td div.day[time='{start_time}']").first

            if start_cell.is_visible():
                start_cell.click()
                page.wait_for_timeout(300)
                today_cell.click()
            else:
                print("   ⚠️ 设定的天数过大，不在当前日历视窗内，自动降级为查询当天。")
                today_cell.click()
                page.wait_for_timeout(300)
                today_cell.click()
        else:
            today_cell.click()
            page.wait_for_timeout(300)
            today_cell.click()

        page.wait_for_timeout(500)

        # 3. 触发查询并判断数据状态
        print(">> 正在点击【查询】按钮并等待数据响应...")
        old_count = ewb_frame.locator("#inEwbCount").inner_text().strip()
        ewb_frame.locator("#searchbtn").click()

        page.wait_for_timeout(1000)

        loading_mask = ewb_frame.locator(".mini-mask-loading", has_text="加载中")
        if loading_mask.is_visible():
            print("   ⏳ 检测到数据加载遮罩层，等待系统渲染...")
            loading_mask.wait_for(state="hidden", timeout=30000)

        page.wait_for_timeout(1000)

        # 轮询判定统计面板更新
        wait_cycles = 0
        while wait_cycles < 20:
            current_count = ewb_frame.locator("#inEwbCount").inner_text().strip()
            if current_count != old_count:
                break
            page.wait_for_timeout(500)
            wait_cycles += 1

        ticket_count_str = ewb_frame.locator("#inEwbCount").inner_text().strip()
        print(f"   ✅ 数据已加载，进站实际票数: [{ticket_count_str}]")

        # 数据分流
        if (
            ticket_count_str == "0"
            or not ticket_count_str.isdigit()
            or int(ticket_count_str) == 0
        ):
            print("   >> 票数为 0，正在确认是否为空数据...")
            empty_flag = ewb_frame.locator("#datagrid1").get_by_text(
                "没有搜索到符合条件的数据记录"
            )
            if empty_flag.is_visible():
                print("   ⚠️ 确认为空数据，正在关闭当前标签页...")
                # 即使无数据也关闭已打开的标签页
                try:
                    page.locator(".mini-tab", has_text="进站交接单查询").locator(
                        ".mini-tab-close"
                    ).click()
                except Exception:
                    pass
                return
            else:
                print("   ⚠️ 票数为 0 但未出现空记录提示，终止流程。")
                try:
                    page.locator(".mini-tab", has_text="进站交接单查询").locator(
                        ".mini-tab-close"
                    ).click()
                except Exception:
                    pass
                return
        else:
            print("   >> 票数校验通过，等待主表格渲染数据行...")
            ewb_frame.locator(
                "#datagrid1 .mini-grid-rows-view .mini-grid-row"
            ).first.wait_for(state="visible", timeout=15000)

        # 4. 提取主表记录并循环双击
        main_rows = ewb_frame.locator("#datagrid1 .mini-grid-rows-view .mini-grid-row")
        count = main_rows.count()
        print(f">> 共发现 {count} 个交接单需要导出。")

        for i in range(count):
            print(f"   ⏳ 正在处理第 {i+1}/{count} 个交接单...")
            row = ewb_frame.locator(
                "#datagrid1 .mini-grid-rows-view .mini-grid-row"
            ).nth(i)

            raw_text = row.locator("td").nth(3).inner_text()
            match = re.search(r"\d{18}", raw_text)
            handover_no = match.group(0) if match else raw_text.strip()
            print(f"      -> 当前交接单号：{handover_no}")

            row.dblclick()

            ewb_frame.locator("#datagrid2").get_by_text("运单号").wait_for(
                state="visible"
            )
            ewb_frame.locator(
                "#datagrid2 .mini-grid-row", has_text=handover_no
            ).first.wait_for(state="visible")

            # 5. 执行导出流程
            ewb_frame.locator("#exportExcel").click()

            page.locator(".mini-panel-title", has_text="导出选择列").wait_for(
                state="visible"
            )
            export_frame = page.frame_locator('iframe[src*="download"]')

            export_frame.locator(".mini-button-text", has_text=">>").click()
            page.wait_for_timeout(300)
            export_frame.locator(".mini-button-text", has_text="确定").click()

            print("   >> 正在查找【温馨提示】弹窗...")
            ctx_alert = _wait_and_get_frame(page, "温馨提示")
            ctx_alert.locator(
                ".mini-messagebox-buttons .mini-button-text", has_text="确定"
            ).click()
            print("   ✅ 已确认【温馨提示】弹窗。")

            print("   >> 正在等待服务器建立后台离线任务...")
            try:
                ctx_tips = _wait_and_get_frame(
                    page, "生成离线导出任务成功", timeout_ms=10000
                )
                ctx_tips.locator(".mini-tips-success").wait_for(
                    state="hidden", timeout=15000
                )
                print("   ✅ 成功提示框已消失。")
            except Exception:
                print("   ✅ 成功提示框已关闭。")

            export_times.append(datetime.now())

            print("   >> 切换回【交接单信息】标签页...")
            ewb_frame.locator("#ewbsListNo").click()
            page.wait_for_timeout(1000)

        # ====================================================================
        # 完成所有交接单导出提交后，关闭当前标签页
        # ====================================================================
        print(">> 【进站交接单查询】已完成，正在关闭标签页...")
        try:
            page.locator(".mini-tab", has_text="进站交接单查询").locator(
                ".mini-tab-close"
            ).click()
            page.wait_for_timeout(500)
            print("   ✅ 【进站交接单查询】标签页已关闭。")
        except Exception as e:
            print(f"   ⚠️ 关闭【进站交接单查询】标签页时出错: {e}")

        # 交由统一的轮询下载流程处理
        _zto_poll_and_download_tasks(
            page,
            export_times,
            download_dir,
            "中通-应到货物数据.xlsx",
        )

    except Exception as e:
        print(f"\n❌ 任务执行过程中发生异常: {e}")
        return False


def zto_actual_download(page):
    """中通：实到货物数据下载"""
    print("\n▶ 开始执行【中通 - 实到货物数据下载】任务...")

    download_dir = DOWNLOAD_DIR
    if not os.path.exists(download_dir):
        os.makedirs(download_dir)

    export_times = []

    try:
        # 1. 菜单导航
        zto_smart_menu_click(page, ["运营管理", "扫描操作与监控", "到件扫描监控"])

        arr_frame = page.frame_locator('iframe[src*="ArriveScan"]')

        print(">> 正在检测主页面 (#daterange)...")
        arr_frame.locator("#daterange").wait_for(state="attached", timeout=15000)

        # 2. 读取 YAML 并设定时间范围
        query_days = 1
        try:
            if os.path.exists(CONFIG_PATH):
                with open(CONFIG_PATH, "r", encoding="utf-8") as f:
                    config = yaml.safe_load(f) or {}
                    query_days = int(config.get("zto", {}).get("query_days", 1))
        except Exception:
            pass

        print(f">> 正在设定查询时间范围为近【{query_days}】天...")
        arr_frame.locator("#daterange").click()
        page.wait_for_timeout(500)

        today_cell = arr_frame.locator("td div.day.real-today").first
        today_cell.wait_for(state="visible")

        today_time_str = today_cell.get_attribute("time")
        if today_time_str:
            today_time = int(today_time_str)
            start_time = today_time - (query_days - 1) * 86400000
            start_cell = arr_frame.locator(f"td div.day[time='{start_time}']").first

            if start_cell.is_visible():
                start_cell.click()
                page.wait_for_timeout(300)
                today_cell.click()
            else:
                today_cell.click()
                page.wait_for_timeout(300)
                today_cell.click()
        else:
            today_cell.click()
            page.wait_for_timeout(300)
            today_cell.click()

        page.wait_for_timeout(500)

        # 3. 设定单号类型
        print(">> 正在设定单号类型为【子单】...")
        arr_frame.locator('[id="bandEwbType$text"]').click()
        page.wait_for_timeout(500)

        arr_frame.locator(".mini-tree-nodeshow").filter(
            has_text=re.compile(r"^子单$")
        ).locator(".mini-tree-checkbox").click()
        page.wait_for_timeout(300)

        # 4. 触发查询并判断数据状态
        print(">> 正在点击【查询】按钮并等待数据响应...")
        arr_frame.locator("#searchbtn").click()

        page.wait_for_timeout(1000)

        loading_mask = arr_frame.locator(".mini-mask-loading", has_text="加载中")
        if loading_mask.is_visible():
            print("   ⏳ 检测到数据加载遮罩层，等待系统渲染...")
            loading_mask.wait_for(state="hidden", timeout=30000)

        page.wait_for_timeout(1000)

        empty_flag = arr_frame.locator("#datagrid1").get_by_text(
            "没有搜索到符合条件的数据记录"
        )
        if empty_flag.is_visible():
            print("   ⚠️ 当前查询范围内没有数据，终止并关闭标签页。")
            try:
                page.locator(".mini-tab", has_text="到件扫描监控").locator(
                    ".mini-tab-close"
                ).click()
            except Exception:
                pass
            return

        arr_frame.locator("#page1").wait_for(state="visible", timeout=15000)
        print("   ✅ 数据已加载。(底部分页控件已就绪)")

        # 5. 执行导出流程
        arr_frame.locator("#exportExcel").click()

        page.locator(".mini-panel-title", has_text="导出选择列").wait_for(
            state="visible"
        )
        export_frame = page.frame_locator('iframe[src*="download"]')

        export_frame.locator(".mini-button-text", has_text=">>").click()
        page.wait_for_timeout(300)
        export_frame.locator(".mini-button-text", has_text="确定").click()

        print("   >> 正在查找【温馨提示】弹窗...")
        ctx_alert = _wait_and_get_frame(page, "温馨提示")
        ctx_alert.locator(
            ".mini-messagebox-buttons .mini-button-text", has_text="确定"
        ).click()
        print("   ✅ 已确认【温馨提示】弹窗。")

        print("   >> 正在等待服务器建立后台离线任务...")
        try:
            ctx_tips = _wait_and_get_frame(
                page, "生成离线导出任务成功", timeout_ms=10000
            )
            ctx_tips.locator(".mini-tips-success").wait_for(
                state="hidden", timeout=15000
            )
            print("   ✅ 成功提示框已消失。")
        except Exception:
            print("   ✅ 成功提示框已关闭。")

        export_times.append(datetime.now())

        # ====================================================================
        # 完成实到数据导出提交后，关闭当前标签页
        # ====================================================================
        print(">> 【到件扫描监控】已完成，正在关闭标签页...")
        try:
            page.locator(".mini-tab", has_text="到件扫描监控").locator(
                ".mini-tab-close"
            ).click()
            page.wait_for_timeout(500)
            print("   ✅ 【到件扫描监控】标签页已关闭。")
        except Exception as e:
            print(f"   ⚠️ 关闭【到件扫描监控】标签页时出错: {e}")

        # 交由统一的轮询下载流程处理
        _zto_poll_and_download_tasks(
            page,
            export_times,
            download_dir,
            "中通-实到货物数据.xlsx",
        )

    except Exception as e:
        print(f"\n❌ 任务执行过程中发生异常: {e}")
        return False


def _zto_poll_and_download_tasks(page, export_times, download_dir, final_filename):
    """中通离线任务的轮询与下载"""
    print("\n>> 正在前往【导出任务管理】界面...")
    zto_smart_menu_click(page, ["系统配置", "导出任务管理"])

    taskdone_frame = page.frame_locator('iframe[src*="taskdone"]')
    taskdone_frame.locator("#taskdoneDatagrid").get_by_text("任务标题").wait_for(
        state="visible"
    )
    page.wait_for_timeout(1000)

    print(">> 列表已加载，开始匹配并检查任务状态...")
    total_expected = len(export_times)

    while True:
        task_rows = taskdone_frame.locator(
            "#taskdoneDatagrid .mini-grid-rows-view .mini-grid-row"
        )
        row_count = task_rows.count()

        ready_timestamps = set()
        processing_timestamps = set()

        # 单账号无并发：仅按提交时间容差(40s)认领本批任务，不再校验任务标题
        # （站点可能调整标题名，写死标题会导致匹配失败、任务一直查不到）。
        for i in range(row_count):
            tds = task_rows.nth(i).locator("td")
            if tds.count() < 10:
                continue

            submit_time_str = tds.nth(4).inner_text().strip()
            status_str = tds.nth(6).inner_text().strip()

            try:
                row_time = datetime.strptime(submit_time_str, "%Y-%m-%d %H:%M:%S")
                matched = any(
                    abs((row_time - et).total_seconds()) <= 40 for et in export_times
                )

                if matched:
                    if status_str == "成功执行":
                        ready_timestamps.add(submit_time_str)
                    else:
                        processing_timestamps.add(submit_time_str)
            except Exception:
                pass

        total_found = len(ready_timestamps) + len(processing_timestamps)
        print(
            f"   📊 状态统计：期望 [{total_expected}]，已入表 [{total_found}] (就绪 [{len(ready_timestamps)}]，处理中 [{len(processing_timestamps)}])"
        )

        if total_found < total_expected or len(processing_timestamps) > 0:
            print("   ⏳ 任务尚未齐全或仍在生成，点击查询刷新...")
            try:
                taskdone_frame.locator(
                    ".mini-button-text", has_text="查询"
                ).first.click()
            except Exception as e:
                print(f"   ⚠️ 查询按钮不可用，改用菜单刷新: {e}")
                page.locator("li.leaf span.menu-name", has_text="导出任务管理").click()

            page.wait_for_timeout(3000)
        else:
            target_task_timestamps = list(ready_timestamps)
            print(">> 所有目标任务已生成，开始下载...")
            break

    # 8. 下载逻辑
    downloaded_files = []
    for time_str in target_task_timestamps:
        try:
            target_row = (
                taskdone_frame.locator(
                    "#taskdoneDatagrid .mini-grid-rows-view .mini-grid-row"
                )
                .filter(
                    has=taskdone_frame.locator(
                        f"td:nth-child(5):has-text('{time_str}')"
                    )
                )
                .first
            )
            print(f"   开始下载任务 [{time_str}] ...")

            checkbox = target_row.locator(".mini-grid-checkbox")
            if checkbox.is_visible():
                checkbox.click()
                print("      -> 已勾选当前记录的 Checkbox")
                page.wait_for_timeout(500)

            with page.expect_download() as download_info:
                target_row.locator("td").nth(10).locator(".ui-btn-download").click()

            download = download_info.value
            save_path = os.path.join(download_dir, download.suggested_filename)
            download.save_as(save_path)
            downloaded_files.append(save_path)
            print(f"   已下载: downloads/{download.suggested_filename}")

            if checkbox.is_visible():
                checkbox.click()
                print("      -> 已取消勾选，继续下一条")
                page.wait_for_timeout(500)

        except Exception as e:
            print(f"   ❌ 下载任务 [{time_str}] 失败: {e}")

    # ====================================================================
    # 所有目标文件下载完成后，关闭“导出任务管理”标签页
    # ====================================================================
    print(">> 【导出任务管理】下载完成，正在关闭标签页...")
    try:
        page.locator(".mini-tab", has_text="导出任务管理").locator(
            ".mini-tab-close"
        ).click()
        page.wait_for_timeout(500)
        print("   ✅ 【导出任务管理】标签页已关闭。")
    except Exception as e:
        print(f"   ⚠️ 关闭【导出任务管理】标签页时出错: {e}")

    # 9. 合并数据
    if downloaded_files:
        print("\n>> 正在合并下载的数据...")
        all_data_frames = []
        for file_path in downloaded_files:
            try:
                df = pd.read_excel(file_path, dtype=str)
                if not df.empty:
                    all_data_frames.append(df)
            except Exception:
                pass

        if all_data_frames:
            combined_df = pd.concat(all_data_frames, ignore_index=True)
            final_output_path = os.path.join(download_dir, final_filename)
            combined_df.to_excel(final_output_path, index=False)
            print(f"====================================================")
            print(f"   合并完成。")
            print(f"   📁 输出路径: {final_output_path}")
            print(f"====================================================")

            for file_path in downloaded_files:
                os.remove(file_path)
            print("   临时文件已清理。")