"""
陆运选线路 H5 页。

本文件职责：按完整线路列出各段车型、成本与合计，提交所选下标。
样式对齐空运选线路页。禁止 URL userid；禁止本页查 TMS。
"""

from __future__ import annotations

import html
from typing import Any

from agent.channel.h5.air_route_page import _PAGE_CSS, _wrap
from agent.schema.land_route_options import (
    _money,
    group_land_routes,
    land_leg_fee_blocks_for_route,
    option_eta_bits,
    option_total,
    route_line,
)


def expired_land_route_page() -> str:
    """token 过期页。"""
    return _wrap(
        "已过期",
        "<div class='msg'><h1>链接已过期</h1><p>请回企微重新打开选线路卡片。</p></div>",
    )


def render_land_route_page(payload: dict[str, Any]) -> str:
    """渲染选线路页。payload 来自 token。"""
    quote = dict(payload.get("quote") or {})
    wo = html.escape(str(payload.get("work_order_no") or ""))
    routes = group_land_routes(quote)
    rows = [_route_card(i, route, quote) for i, route in enumerate(routes)]
    body = (
        "<div class='wrap'>"
        "<header class='hero'>"
        f"<p class='wo'>{wo}</p>"
        "<h1>选择线路</h1>"
        f"<p class='lead'>共 {len(routes)} 条线路，每条按段报价。点选一条后确定。</p>"
        "</header>"
        "<form method='post'>"
        + "".join(rows)
        + "<div class='bar'><div class='bar-inner'>"
        "<button type='submit'>选定这条</button>"
        "</div></div></form></div>"
        "<script>(function(){var f=document.querySelector('form');if(!f)return;"
        "function sync(){f.querySelectorAll('.opt').forEach(function(el){"
        "el.classList.toggle('is-on',!!(el.querySelector('input')||{}).checked);});}"
        "f.addEventListener('change',sync);})();</script>"
    )
    return _wrap("选择线路", body)


def render_land_route_ok() -> str:
    """选定成功：短暂展示后关企微 H5。"""
    return _wrap(
        "已选定",
        "<div class='msg'><h1>已选定</h1><p>正在关闭页面，请在对话里查看价格明细。</p></div>",
        auto_close=True,
    )


def _segment_vehicle(leg: dict[str, Any] | None) -> str:
    """每段车型用 TMS 的 vehicleType 原文。没有台数，空值显示 -。"""
    src = dict(leg or {})
    raw = str(
        src.get("vehicleType") or src.get("vehicle_type") or src.get("truckType") or ""
    ).strip()
    if raw.lower() in {"none", "null"}:
        raw = ""
    return raw or "-"


def _route_card(index: int, route: dict[str, Any], quote: dict[str, Any] | None = None) -> str:
    """一张线路：航线、各段路段、车型、TMS 费目、合计。"""
    line = html.escape(route_line(route))
    blocks = land_leg_fee_blocks_for_route(quote, route)
    shown_legs = [
        leg
        for leg in list(route.get("legs") or [])
        if str(leg.get("origin") or "").strip() or str(leg.get("destination") or "").strip()
    ]
    etas = {i: d for i, (_, d) in enumerate(option_eta_bits(route), 1)}
    fee_bits: list[str] = []
    items = ""
    if blocks:
        for i, (title, fees, eta) in enumerate(blocks, 1):
            vehicle = _segment_vehicle(shown_legs[i - 1] if i - 1 < len(shown_legs) else None)
            items += (
                f"<li class='leg'><span class='n'>{html.escape(title)}</span>"
                "<span></span></li>"
            )
            items += (
                f"<li><span class='n'>车型 {html.escape(vehicle)}</span>"
                "<span></span></li>"
            )
            for fee in fees:
                amount = _money(fee.get("amount"), str(fee.get("currency") or "").strip())
                name = str(fee.get("name") or "").strip()
                if not name or not amount:
                    continue
                items += (
                    f"<li><span class='n'>{html.escape(name)}</span>"
                    f"<span class='a'>{html.escape(amount)}</span></li>"
                )
            days = eta or etas.get(i) or ""
            if days:
                items += (
                    f"<li><span class='n'>时效 {html.escape(days)}</span>"
                    "<span></span></li>"
                )
    if items:
        fee_bits.append(f"<ul class='fees'>{items}</ul>")
    else:
        fee_bits.append("<p class='empty'>本线路未返回分段成本</p>")
    total = html.escape(option_total(route))
    legs = list(route.get("legs") or [])
    tag = "中转" if len(legs) > 1 else "直达"
    tag_cls = "pill via" if len(legs) > 1 else "pill"
    return (
        "<label class='opt'>"
        f"<input type='radio' name='index' value='{index}' required />"
        "<div class='head'><span class='tick' aria-hidden='true'></span>"
        f"<div class='route'><strong>{line}</strong>"
        f"<div class='meta'><span class='{tag_cls}'>{tag}</span></div></div></div>"
        + "".join(fee_bits)
        + f"<p class='total'><span>成本价合计</span><b>{total}</b></p>"
        "</label>"
    )