{% extends "base.html" %} {% import "partials/icons.html" as icons %} {% block title %}Brewlog · Cafes{% endblock %}

{% block head %}
{% if is_authenticated %}
<script>
  let _userLat = null;
  let _userLng = null;
  let _searchTimeout = null;
  let _nearbyCafes = [];

  function locateUser(btn) {
    const errorEl = document.getElementById('nearby-error');
    const searchWrap = document.getElementById('nearby-search-wrap');
    errorEl.classList.add('hidden');
    errorEl.textContent = '';

    if (!navigator.geolocation) {
      errorEl.textContent = 'Geolocation is not supported by your browser.';
      errorEl.classList.remove('hidden');
      return;
    }

    btn.textContent = 'Locating\u2026';
    btn.disabled = true;

    navigator.geolocation.getCurrentPosition(
      (pos) => {
        _userLat = pos.coords.latitude;
        _userLng = pos.coords.longitude;
        btn.classList.add('hidden');
        searchWrap.classList.remove('hidden');
        document.getElementById('nearby-search').focus();
      },
      (err) => {
        btn.textContent = 'Find nearby';
        btn.disabled = false;
        if (err.code === 1) {
          errorEl.textContent = 'Location access denied. Please allow location access and try again.';
        } else if (err.code === 3) {
          errorEl.textContent = 'Location request timed out. Please try again.';
        } else {
          errorEl.textContent = 'Could not determine your location. Please try again.';
        }
        errorEl.classList.remove('hidden');
      },
      { enableHighAccuracy: true, timeout: 15000 }
    );
  }

  function onSearchInput(input) {
    clearTimeout(_searchTimeout);
    const resultsEl = document.getElementById('nearby-results');

    if (input.value.trim().length < 2) {
      resultsEl.classList.add('hidden');
      resultsEl.innerHTML = '';
      return;
    }

    _searchTimeout = setTimeout(() => {
      searchNearby(input.value.trim());
    }, 350);
  }

  function toggleCitySearch(checkbox) {
    const locateBtn = document.getElementById('locate-btn');
    const cityWrap = document.getElementById('city-search-wrap');
    const searchWrap = document.getElementById('nearby-search-wrap');
    const resultsEl = document.getElementById('nearby-results');

    if (checkbox.checked) {
      locateBtn.classList.add('hidden');
      cityWrap.classList.remove('hidden');
      searchWrap.classList.remove('hidden');
      document.getElementById('city-input').focus();
    } else {
      cityWrap.classList.add('hidden');
      document.getElementById('city-input').value = '';
      if (_userLat === null) {
        searchWrap.classList.add('hidden');
        locateBtn.classList.remove('hidden');
        locateBtn.textContent = 'Find nearby';
        locateBtn.disabled = false;
      }
      resultsEl.classList.add('hidden');
      resultsEl.innerHTML = '';
    }
  }

  async function searchNearby(query) {
    const resultsEl = document.getElementById('nearby-results');
    const errorEl = document.getElementById('nearby-error');
    const spinnerEl = document.getElementById('nearby-spinner');
    errorEl.classList.add('hidden');
    spinnerEl.classList.remove('hidden');

    try {
      const cityInput = document.getElementById('city-input');
      const cityValue = cityInput ? cityInput.value.trim() : '';
      let url;
      if (cityValue.length >= 2) {
        url = `/api/v1/nearby-cafes?near=${encodeURIComponent(cityValue)}&q=${encodeURIComponent(query)}`;
      } else {
        url = `/api/v1/nearby-cafes?lat=${_userLat}&lng=${_userLng}&q=${encodeURIComponent(query)}`;
      }
      const resp = await fetch(url, { credentials: 'same-origin' });

      if (!resp.ok) throw new Error(`Server returned ${resp.status}`);

      const cafes = await resp.json();
      _nearbyCafes = cafes;

      if (cafes.length === 0) {
        resultsEl.innerHTML = '<div class="px-3 py-2 text-sm text-stone-500">No results found.</div>';
        resultsEl.classList.remove('hidden');
        return;
      }

      let html = '';
      for (let i = 0; i < cafes.length; i++) {
        const dist = cafes[i].distance_meters;
        const distLabel = dist < 1000
          ? `${dist} m`
          : `${(dist / 1000).toFixed(1)} km`;
        const location = [cafes[i].city, cafes[i].country].filter(Boolean).join(', ');
        html += `<button type="button" class="w-full px-3 py-2 text-left text-sm hover:bg-amber-100 transition" onclick="selectPlace(${i})">`
          + `<span class="font-medium text-amber-900">${escapeHtml(cafes[i].name)}</span>`
          + `<span class="ml-2 text-xs text-stone-500">${escapeHtml(location)} &middot; ${distLabel}</span>`
          + `</button>`;
      }
      resultsEl.innerHTML = html;
      resultsEl.classList.remove('hidden');
    } catch (e) {
      errorEl.textContent = 'Search failed. Please try again.';
      errorEl.classList.remove('hidden');
    } finally {
      spinnerEl.classList.add('hidden');
    }
  }

  function selectPlace(index) {
    const cafe = _nearbyCafes[index];
    if (!cafe) return;

    const form = document.getElementById('nearby-search').closest('form');
    form.querySelector('[name="name"]').value = cafe.name;
    form.querySelector('[name="city"]').value = cafe.city || '';
    form.querySelector('[name="country"]').value = cafe.country || '';
    form.querySelector('[name="latitude"]').value = cafe.latitude;
    form.querySelector('[name="longitude"]').value = cafe.longitude;
    form.querySelector('[name="website"]').value = cafe.website || '';

    document.getElementById('nearby-results').classList.add('hidden');
    document.getElementById('nearby-search').value = '';
  }

  function escapeHtml(text) {
    const el = document.createElement('span');
    el.textContent = text;
    return el.innerHTML;
  }
</script>
{% endif %}
{% endblock %}

{% block content %}
<section data-signals:_show-form="false">
  <header class="flex flex-wrap items-start justify-between gap-4">
    <div class="flex flex-col gap-2">
      <h1 class="text-3xl font-semibold">Cafes</h1>
      <p class="max-w-2xl text-sm text-stone-600">Discover and track your favourite cafes.</p>
    </div>
    {% if is_authenticated %}
    <button
      type="button"
      class="flex h-10 w-10 items-center justify-center rounded-full border border-amber-500 text-2xl font-semibold text-amber-700 transition hover:border-amber-400 hover:text-amber-600"
      data-class:hidden="$_showForm"
      data-on:click="$_showForm = true"
      aria-label="Add new cafe"
    >
      <span aria-hidden="true">+</span>
    </button>
    {% endif %}
  </header>

  {% if is_authenticated %}
  <div
    class="mt-6 rounded-lg border border-amber-300 bg-amber-100/80 p-5 shadow-sm"
    data-show="$_showForm"
    style="display: none"
  >
    <div>
      <h2 class="text-lg font-semibold text-amber-700">New Cafe</h2>
      <p class="mt-1 text-sm text-stone-600">
        Add a cafe you have visited or want to remember.
      </p>
    </div>
    <form
      method="post"
      action="/api/v1/cafes"
      class="mt-4 flex flex-col gap-4"
      data-on:submit="@post('/api/v1/cafes?{{ navigator.query_for_page(1) }}', {contentType: 'form', responseOverrides: {selector: '#cafe-list', mode: 'replace'}})"
      data-ref="_form"
      data-on:datastar-fetch="evt.detail.type === 'finished' && ($_showForm = false, $_form && $_form.reset())"
    >
      <div class="relative border-b border-amber-200 pb-4">
        <div class="flex flex-wrap items-center gap-3">
          <button
            type="button"
            id="locate-btn"
            onclick="locateUser(this)"
            class="inline-flex items-center gap-2 rounded-md border border-amber-500 px-3 py-2 text-sm font-medium text-amber-700 transition hover:bg-amber-50"
          >
            {% call icons::location("h-4 w-4") %}
            Find nearby
          </button>
          <label class="inline-flex items-center gap-1.5 text-sm text-stone-600 cursor-pointer select-none">
            <input type="checkbox" onchange="toggleCitySearch(this)" class="accent-amber-600" />
            Search by city
          </label>
          <div id="city-search-wrap" class="hidden flex-1 min-w-[140px]">
            <input
              type="text"
              id="city-input"
              class="input-field w-full text-sm"
              placeholder="e.g. Tokyo, London"
              autocomplete="off"
            />
          </div>
          <div id="nearby-search-wrap" class="hidden relative flex-1 min-w-[200px]">
            <input
              type="text"
              id="nearby-search"
              oninput="onSearchInput(this)"
              class="input-field w-full text-sm pr-8"
              placeholder="Search for a cafe&hellip;"
              autocomplete="off"
            />
            <span id="nearby-spinner" class="hidden absolute right-2 top-1/2 -translate-y-1/2">
              {% call icons::spinner("h-4 w-4") %}
            </span>
          </div>
        </div>
        <p id="nearby-error" class="hidden mt-2 text-sm text-red-600"></p>
        <div
          id="nearby-results"
          class="hidden absolute left-0 right-0 z-10 mt-1 max-h-60 overflow-y-auto rounded-md border border-amber-300 bg-white shadow-lg divide-y divide-amber-100"
        ></div>
      </div>
      <div class="grid gap-4 sm:grid-cols-2">
        <label class="flex flex-col gap-1 text-sm">
          <span class="text-stone-700">Name *</span>
          <input
            type="text"
            name="name"
            required
            class="input-field"
            placeholder="Blue Bottle Coffee"
          />
        </label>
        <label class="flex flex-col gap-1 text-sm">
          <span class="text-stone-700">City *</span>
          <input
            type="text"
            name="city"
            required
            class="input-field"
            placeholder="San Francisco"
          />
        </label>
        <label class="flex flex-col gap-1 text-sm">
          <span class="text-stone-700">Country *</span>
          <input
            type="text"
            name="country"
            required
            class="input-field"
            placeholder="United States"
          />
        </label>
        <label class="flex flex-col gap-1 text-sm">
          <span class="text-stone-700">Website</span>
          <input
            type="url"
            name="website"
            class="input-field"
            placeholder="https://bluebottlecoffee.com"
          />
        </label>
        <label class="flex flex-col gap-1 text-sm">
          <span class="text-stone-700">Latitude *</span>
          <input
            type="number"
            name="latitude"
            step="any"
            required
            class="input-field"
            placeholder="37.7749"
          />
        </label>
        <label class="flex flex-col gap-1 text-sm">
          <span class="text-stone-700">Longitude *</span>
          <input
            type="number"
            name="longitude"
            step="any"
            required
            class="input-field"
            placeholder="-122.4194"
          />
        </label>
      </div>
      <div class="flex items-center justify-end gap-2">
        <button
          type="button"
          class="rounded-md border border-amber-300 px-4 py-2 text-sm font-semibold text-stone-700 transition hover:border-amber-400 hover:text-stone-800"
          data-on:click="($_showForm = false, $_form && $_form.reset())"
        >
          Cancel
        </button>
        <button
          type="submit"
          class="rounded-md bg-amber-600 px-4 py-2 text-sm font-semibold text-amber-50 transition hover:bg-amber-500"
        >
          Save Cafe
        </button>
      </div>
    </form>
  </div>
  {% endif %}
</section>

{% include "partials/cafe_list.html" %} {% endblock %}