from __future__ import annotations

from ..ddns_service import DdnsService
from .html_utils import SafeHtml, escape, trusted
from .templates import (
    _code_window,
    _copy_menu,
    _copy_row,
    _fritzbox_fields,
    _manual_update_commands,
    _manual_update_panel,
    _one_time_secret_notice,
    _secret_notice,
)


def _linux_installer_section() -> SafeHtml:
    system_install = "curl -fsSL https://karldns.de/install.sh | sudo sh"
    system_uninstall = "curl -fsSL https://karldns.de/uninstall.sh | sudo sh"
    user_install = "curl -fsSL https://karldns.de/install.sh | sh -s -- --mode user"
    clean_uninstall = "curl -fsSL https://karldns.de/uninstall.sh | sh -s -- --mode user --delete-config"
    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 a hostname, installs the updater, schedules it, and prints your private dashboard link.</p>
            </div>
            <div class="card card-body gap-3">
              <div>
                <h3>Install</h3>
                <p class="section-copy">System install for most Linux servers.</p>
              </div>
              {_code_window(system_install, copy_label="install command")}
              <div>
                <h3>Uninstall</h3>
                <p class="section-copy">Stops the updater and leaves your private URLs on disk.</p>
              </div>
              {_code_window(system_uninstall, copy_label="uninstall command")}
              <div class="alert alert-info my-0 py-2 small" role="note">
                Uninstall keeps your private URLs by default. Use <code>--delete-config</code> only when you want to remove everything.
              </div>
              <div>
                <h3>User install</h3>
                <p class="section-copy">Use this when you do not want a system-wide install.</p>
              </div>
              {_code_window(user_install, copy_label="user install command")}
              {_copy_menu("More copy options", [("Clean user uninstall", clean_uninstall)])}
            </div>
          </div>
        </section>
        """
    )


def _credentials_panel(service: DdnsService, created_account: dict[str, str] | None) -> SafeHtml:
    if not created_account:
        return trusted("")
    hostname = created_account["hostname"]
    username = created_account["username"]
    password = created_account["password"]
    update_url = service.fritz_update_url(created_account)
    credentialed_update_url = service.credentialed_update_url(created_account)
    management_url = service.magic_management_url(created_account)
    cname_record = f"your-subdomain.example.com. CNAME {hostname}."
    fritzbox_fields = _fritzbox_fields(update_url, hostname, username, password, management_url)
    manual_commands = _manual_update_commands(update_url)
    return trusted(
        f"""
        <section class="section success-section">
          <div class="container">
            <p class="eyebrow">Hostname ready</p>
            <h2>{escape(hostname)}</h2>
            <p class="section-copy">Use the Update-URL directly. Username and password are only for routers that require separate fields.</p>
            {_one_time_secret_notice()}
            {_secret_notice()}
            <div class="copy-actions my-3">
              {_copy_menu("Copy setup values", [("Router fields", fritzbox_fields), ("Full update URL", credentialed_update_url), ("CNAME", cname_record)])}
            </div>
            <div class="d-grid gap-2">
              {_copy_row("Update-URL:", update_url, "Secret")}
              {_copy_row("Full update URL:", credentialed_update_url, "Secret")}
              {_copy_row("Domainnamen:", hostname, "Public")}
              {_copy_row("CNAME target:", hostname, "Public")}
              {_copy_row("Benutzername (optional):", username, "Public")}
              {_copy_row("Kennwort (optional):", password, "Secret")}
              {_copy_row("Private dashboard:", management_url, "Secret")}
            </div>
            {_manual_update_panel(manual_commands)}
          </div>
        </section>
        """
    )