from __future__ import annotations

from ..security import dashboard_csrf_token
from ..services.ddns import DdnsService
from .components import (
    _code_window,
    _copy_menu,
    _copy_row,
    _fritzbox_fields,
    _manual_update_commands,
    _manual_update_panel,
    _one_time_secret_notice,
    _secret_notice,
)
from .html_utils import SafeHtml, attr, escape, trusted


def _linux_installer_section(base_url: str) -> SafeHtml:
    base_url = base_url.rstrip("/")
    system_install = f"curl -fsSL {base_url}/install.sh | sudo sh"
    system_uninstall = f"curl -fsSL {base_url}/uninstall.sh | sudo sh"
    return trusted(
        f"""
        <section class="section" id="linux-installer">
          <div class="container narrow">
            <div class="text-center mb-4">
              <p class="eyebrow">Linux cron updater</p>
              <h2>Linux updater.</h2>
              <p class="section-copy mx-auto">Run this on a Linux box that is always on. It creates and registers a hostname, installs the updater, schedules cron, and prints your private dashboard link. Works with Debian, Ubuntu, Fedora, Arch, Alpine, and Proxmox hosts.</p>
            </div>
            <div class="installer-commands">
              <div class="installer-command">
                <h3>Install</h3>
                <p class="section-copy">Sets up the updater and cron job.</p>
                {_code_window(system_install, copy_label="install command", class_name="mt-3")}
              </div>
              <div class="installer-command">
                <h3>Uninstall</h3>
                <p class="section-copy">Stops the updater and leaves private URLs on disk.</p>
                {_code_window(system_uninstall, copy_label="uninstall command", class_name="mt-3")}
              </div>
            </div>
          </div>
        </section>
        """
    )


def _created_hostname_panel(service: DdnsService, created_account: dict[str, str] | None, request_ip: str | None = None) -> SafeHtml:
    if not created_account:
        return trusted("")
    hostname = created_account["hostname"]
    update_url = service.fritz_update_url(created_account)
    management_url = service.dashboard_url(created_account)
    registration_url = service.registration_url(created_account)
    csrf_token = dashboard_csrf_token(created_account["management_slug"], created_account)
    management_slug = attr(created_account["management_slug"])
    cname_record = f"your-subdomain.example.com. CNAME {hostname}."
    fritzbox_fields = _fritzbox_fields(update_url, hostname, management_url)
    manual_commands = _manual_update_commands(update_url, request_ip)
    return trusted(
        f"""
        <section class="section success-section">
          <div class="container">
            <p class="eyebrow">Pending setup</p>
            <h2>{escape(hostname)}</h2>
            <p class="section-copy">Copy these values now. Then register the hostname so router updates can start. Unregistered setups are removed after 24 hours.</p>
            {_one_time_secret_notice()}
            {_secret_notice(include_registration=True)}
            <div class="copy-actions my-3">
              {_copy_menu("Copy setup values", [("Router fields", fritzbox_fields), ("Register URL", registration_url), ("CNAME", cname_record)])}
            </div>
            <div class="d-grid gap-2">
              {_copy_row("Update-URL:", update_url, "Secret")}
              {_copy_row("Register URL:", registration_url, "Secret")}
              {_copy_row("Domainnamen:", hostname, "Public")}
              {_copy_row("CNAME target:", hostname, "Public")}
              {_copy_row("Private dashboard:", management_url, "Secret")}
            </div>
            <form class="mt-4" method="post" action="/m/{management_slug}/activate">
              <input type="hidden" name="csrf" value="{attr(csrf_token)}">
              <button class="btn btn-primary rounded-pill" type="submit">Register hostname</button>
            </form>
            {_manual_update_panel(manual_commands)}
          </div>
        </section>
        """
    )