{% extends "dashboard_base.html" %}
{% block title %}{{ t("settings-page-title") }} — calrs{% endblock %}
{% block dashboard_content %}
<div class="card">
  <h1>{{ t("settings-heading") }}</h1>

  {% if success %}
    <div class="success" style="margin-top: 1rem; padding: 0.75rem 1rem; border-radius: var(--radius); background: var(--success-bg, #e6f9e6); color: var(--success, #2d7a2d); border: 1px solid var(--success, #2d7a2d);">{{ success }}</div>
  {% endif %}

  {% if error %}
    <div class="error" style="margin-top: 1rem;">{{ error }}</div>
  {% endif %}

  {% if username %}
  <div style="margin-top: 1.25rem; margin-bottom: 1.5rem; padding: 1rem; border-radius: var(--radius); background: var(--accent-subtle, rgba(99,102,241,0.06)); border: 1px solid var(--accent-border, rgba(99,102,241,0.2));">
    <label style="display: block; font-weight: 500; margin-bottom: 0.5rem; font-size: 0.875rem;">{{ t("settings-public-page-label") }}</label>
    <div style="display: flex; gap: 0.5rem; align-items: center;">
      <input type="text" id="public-url" readonly value="" style="flex: 1; font-size: 0.85rem; padding: 0.5rem 0.75rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); color: var(--text); font-family: monospace;">
      <button type="button" id="copy-url-btn" class="slot-btn" style="cursor: pointer; font-weight: 600; color: var(--accent); border-color: var(--accent); white-space: nowrap;">{{ t("settings-copy") }}</button>
      <a id="open-url-link" href="" target="_blank" rel="noopener noreferrer" class="slot-btn" style="text-decoration: none; font-size: 0.85rem; white-space: nowrap;">{{ t("settings-open") }} &#8599;</a>
    </div>
  </div>
  <script>
  (function() {
    var url = window.location.origin + '/u/{{ username }}';
    document.getElementById('public-url').value = url;
    document.getElementById('open-url-link').href = url;
    document.getElementById('copy-url-btn').addEventListener('click', function() {
      var btn = this;
      navigator.clipboard.writeText(url).then(function() {
        btn.textContent = {{ t('settings-copied') | tojson }};
        btn.style.color = 'var(--success)';
        btn.style.borderColor = 'var(--success)';
        setTimeout(function() { btn.textContent = {{ t('settings-copy') | tojson }}; btn.style.color = 'var(--accent)'; btn.style.borderColor = 'var(--accent)'; }, 1500);
      });
    });
  })();
  </script>
  {% endif %}

  <!-- Avatar -->
  <div style="margin-top: 1.25rem; margin-bottom: 1.5rem;">
    <label style="display: block; font-weight: 500; margin-bottom: 0.5rem; font-size: 0.875rem;">{{ t("settings-avatar") }}</label>
    <div style="display: flex; align-items: center; gap: 1rem;">
      <div style="width: 64px; height: 64px; border-radius: 50%; background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 1.25rem; flex-shrink: 0; overflow: hidden;">
        {% if has_avatar %}
          <img src="/avatar/{{ user_id }}" alt="" style="width: 100%; height: 100%; object-fit: cover;">
        {% else %}
          {{ form_initials }}
        {% endif %}
      </div>
      <div style="display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap;">
        <form method="post" action="/dashboard/settings/avatar" enctype="multipart/form-data" style="margin: 0; display: flex; gap: 0.5rem; align-items: center;">
          <input type="file" name="avatar" accept="image/*" required style="font-size: 0.85rem;">
          <button type="submit" class="slot-btn" style="cursor: pointer; font-weight: 600; color: var(--accent); border-color: var(--accent);">{{ t("settings-upload") }}</button>
        </form>
        {% if has_avatar %}
        <form method="post" action="/dashboard/settings/avatar/delete" style="margin: 0;">
          <button type="submit" class="slot-btn" style="cursor: pointer; font-size: 0.85rem; color: var(--error-text);">{{ t("settings-remove") }}</button>
        </form>
        {% endif %}
      </div>
    </div>
  </div>

  <form method="POST" style="margin-top: 0;">
    <div class="form-group">
      <label for="name">{{ t("settings-display-name") }}</label>
      <input type="text" id="name" name="name" required maxlength="255" value="{{ form_name }}" placeholder="{{ t('settings-display-name-placeholder') }}">
    </div>

    <div class="form-group">
      <label for="username">{{ t("settings-username") }} <span class="hint">{{ t("settings-username-hint") }}</span></label>
      <input type="text" id="username" name="username" required maxlength="100" value="{{ username }}" placeholder="alice-martin" pattern="[a-z0-9\-]+" title="{{ t('settings-username-pattern-title') }}">
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 0.25rem;">{{ t("settings-username-help") }} /u/{{ username }}</span>
    </div>

    <div class="form-group">
      <label for="title">{{ t("settings-title") }}</label>
      <input type="text" id="title" name="title" value="{{ form_title }}" placeholder="{{ t('settings-title-placeholder') }}">
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 0.25rem;">{{ t("settings-title-help") }}</span>
    </div>

    <div class="form-group">
      <label for="bio">{{ t("settings-bio") }}</label>
      <div style="border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;">
        <div class="md-toolbar" data-target="bio" style="display: flex; gap: 0.25rem; padding: 0.375rem 0.5rem; background: var(--surface-hover); border-bottom: 1px solid var(--border);">
          <button type="button" data-action="bold" title="{{ t('editor-bold') }}" style="padding: 0.25rem 0.5rem; background: none; border: 1px solid transparent; border-radius: 3px; cursor: pointer; font-weight: 700; font-size: 0.85rem; color: var(--text); font-family: inherit; line-height: 1;">B</button>
          <button type="button" data-action="italic" title="{{ t('editor-italic') }}" style="padding: 0.25rem 0.5rem; background: none; border: 1px solid transparent; border-radius: 3px; cursor: pointer; font-style: italic; font-size: 0.85rem; color: var(--text); font-family: inherit; line-height: 1;">I</button>
          <button type="button" data-action="strikethrough" title="{{ t('editor-strikethrough') }}" style="padding: 0.25rem 0.5rem; background: none; border: 1px solid transparent; border-radius: 3px; cursor: pointer; text-decoration: line-through; font-size: 0.85rem; color: var(--text); font-family: inherit; line-height: 1;">S</button>
          <button type="button" data-action="code" title="{{ t('editor-code') }}" style="padding: 0.25rem 0.5rem; background: none; border: 1px solid transparent; border-radius: 3px; cursor: pointer; font-family: monospace; font-size: 0.85rem; color: var(--text); line-height: 1;">&lt;/&gt;</button>
          <div style="width: 1px; background: var(--border); margin: 0.125rem 0.25rem;"></div>
          <button type="button" data-action="link" title="{{ t('editor-link') }}" style="padding: 0.25rem 0.5rem; background: none; border: 1px solid transparent; border-radius: 3px; cursor: pointer; font-size: 0.85rem; color: var(--text); font-family: inherit; line-height: 1;">&#128279;</button>
          <div style="flex: 1;"></div>
          <button type="button" class="md-preview-toggle" title="{{ t('editor-toggle-preview') }}" style="padding: 0.25rem 0.5rem; background: none; border: 1px solid transparent; border-radius: 3px; cursor: pointer; font-size: 0.75rem; color: var(--text-muted); font-family: inherit; line-height: 1;">{{ t("editor-preview") }}</button>
        </div>
        <textarea id="bio" name="bio" rows="3" placeholder="{{ t('settings-bio-placeholder') }}" style="border: none; border-radius: 0; width: 100%; resize: vertical; padding: 0.5rem 0.75rem; font-family: inherit; font-size: 0.9rem; background: var(--surface); color: var(--text); box-sizing: border-box;">{{ form_bio }}</textarea>
        <div id="bio-preview" style="display: none; padding: 0.5rem 0.75rem; min-height: 4rem; font-size: 0.9rem; color: var(--text); background: var(--surface);"></div>
      </div>
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 0.25rem;">{{ t("settings-bio-help") }}</span>
    </div>

    <div class="form-group">
      <label for="booking_email">{{ t("settings-booking-email") }}</label>
      <input type="email" id="booking_email" name="booking_email" maxlength="255" value="{{ form_booking_email }}" placeholder="{{ user_email }}">
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 0.25rem;">{{ t("settings-booking-email-help") }}</span>
      <span style="font-size: 0.8rem; color: var(--warning, #b08800); display: block; margin-top: 0.25rem;">{{ t("settings-booking-email-warning") }}</span>
    </div>

    <div class="form-group">
      <label for="timezone">{{ t("settings-timezone") }}</label>
      <select id="timezone" name="timezone" style="width: 100%; padding: 0.5rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); color: var(--text); font-size: 0.9rem;">
        {% for tz in tz_options %}
          <option value="{{ tz.value }}" {% if tz.value == form_timezone %}selected{% endif %}>{{ tz.label }}</option>
        {% endfor %}
      </select>
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 0.25rem;">{{ t("settings-timezone-help") }}</span>
    </div>

    <div class="form-group">
      <label for="language">{{ t("settings-language") }}</label>
      <select id="language" name="language" style="width: 100%; padding: 0.5rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); color: var(--text); font-size: 0.9rem;">
        <option value="auto" {% if not form_language %}selected{% endif %}>{{ t("settings-language-auto") }}</option>
        {% for lang in lang_options %}
          <option value="{{ lang.value }}" {% if lang.value == form_language %}selected{% endif %}>{{ lang.label }}</option>
        {% endfor %}
      </select>
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 0.25rem;">{{ t("settings-language-help") }}</span>
    </div>

    <div class="form-group" style="margin-top: 1rem;">
      <label style="display: flex; align-items: center; gap: 0.5rem; cursor: pointer;">
        <input type="checkbox" name="allow_dynamic_group" {% if allow_dynamic_group %}checked{% endif %} style="width: auto;">
        {{ t("settings-dynamic-group") }}
      </label>
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 0.25rem;">{{ t("settings-dynamic-group-help", example='<code>/u/you+them/meeting</code>') | safe }}</span>
    </div>

    <div class="form-group" style="margin-top: 1rem;">
      <label style="display: flex; align-items: center; gap: 0.5rem; cursor: pointer;">
        <input type="checkbox" name="lend_resource_write" {% if lend_resource_write %}checked{% endif %} style="width: auto;">
        {{ t("settings-lend-resource") }}
      </label>
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 0.25rem;">{{ t("settings-lend-resource-help") }}</span>
    </div>

    <div id="availability" style="border-top: 1px solid var(--border); padding-top: 1.25rem; margin-top: 1.25rem;">
      <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem;">
        <h3 style="font-size: 0.95rem; margin-bottom: 0;">{{ t("settings-default-availability") }}</h3>
        <button type="button" id="copy-to-all-btn" style="padding: 0.25rem 0.625rem; border: 1px solid var(--border); border-radius: var(--radius); background: transparent; color: var(--text-muted); cursor: pointer; font-size: 0.75rem; transition: all 0.15s ease;" title="{{ t('settings-copy-to-all-title') }}">{{ t("settings-copy-to-all") }}</button>
      </div>
      <span class="hint" style="font-size: 0.8rem; color: var(--text-muted); display: block; margin-bottom: 0.75rem;">{{ t("settings-default-availability-help") }}</span>
      <div id="schedule-container" style="display: flex; flex-direction: column; gap: 0.25rem;"></div>
      <input type="hidden" name="avail_schedule" id="avail_schedule" value="{{ form_avail_schedule | default(value='') }}">
    </div>

    <button type="submit" class="btn" style="margin-top: 1.5rem;">{{ t("settings-save") }}</button>
  </form>
</div>

<div class="card" style="margin-top: 1.25rem;">
  <h2 style="font-size: 1rem; margin-bottom: 0.75rem;">{{ t("settings-appearance") }}</h2>
  <div id="theme-picker" style="display: flex; gap: 0.5rem;">
    <button type="button" data-theme="system" class="slot-btn" style="cursor: pointer; font-size: 0.85rem; padding: 0.5rem 1rem; display: flex; align-items: center; gap: 0.375rem;">
      <span style="font-size: 0.9rem;">&#128187;</span> {{ t("settings-theme-system") }}
    </button>
    <button type="button" data-theme="light" class="slot-btn" style="cursor: pointer; font-size: 0.85rem; padding: 0.5rem 1rem; display: flex; align-items: center; gap: 0.375rem;">
      <span style="font-size: 0.9rem;">&#9728;&#65039;</span> {{ t("settings-theme-light") }}
    </button>
    <button type="button" data-theme="dark" class="slot-btn" style="cursor: pointer; font-size: 0.85rem; padding: 0.5rem 1rem; display: flex; align-items: center; gap: 0.375rem;">
      <span style="font-size: 0.9rem;">&#127769;</span> {{ t("settings-theme-dark") }}
    </button>
  </div>
  <script>
  (function() {
    var current = localStorage.getItem('calrs_theme') || 'system';
    var btns = document.querySelectorAll('#theme-picker button');
    function applyActive() {
      btns.forEach(function(b) {
        if (b.dataset.theme === current) {
          b.style.borderColor = 'var(--accent)';
          b.style.color = 'var(--accent)';
          b.style.fontWeight = '600';
        } else {
          b.style.borderColor = '';
          b.style.color = '';
          b.style.fontWeight = '';
        }
      });
    }
    btns.forEach(function(b) {
      b.addEventListener('click', function() {
        current = b.dataset.theme;
        if (current === 'system') {
          localStorage.removeItem('calrs_theme');
        } else {
          localStorage.setItem('calrs_theme', current);
        }
        applyActive();
        // Apply theme immediately
        var isDark = current === 'dark' || (current === 'system' && matchMedia('(prefers-color-scheme:dark)').matches);
        if (isDark) {
          document.documentElement.classList.add('dark');
        } else {
          document.documentElement.classList.remove('dark');
        }
        // Update footer toggle icon if present
        var icon = document.getElementById('theme-icon');
        if (icon) icon.textContent = isDark ? '\u2600\uFE0F' : '\uD83C\uDF19';
      });
    });
    applyActive();
  })();

  </script>
</div>

<script>
// --- Per-day default availability schedule ---
(function() {
  var container = document.getElementById('schedule-container');
  if (!container) return;
  var hidden = document.getElementById('avail_schedule');
  var dayShort = [{{ t('slots-weekday-sun') | tojson }}, {{ t('slots-weekday-mon') | tojson }}, {{ t('slots-weekday-tue') | tojson }}, {{ t('slots-weekday-wed') | tojson }}, {{ t('slots-weekday-thu') | tojson }}, {{ t('slots-weekday-fri') | tojson }}, {{ t('slots-weekday-sat') | tojson }}];
  var schedule = {};

  function parseSchedule(str) {
    var s = {};
    if (!str || !str.trim()) return s;
    str.trim().split(';').forEach(function(seg) {
      seg = seg.trim();
      if (!seg) return;
      var parts = seg.split(':');
      if (parts.length < 2) return;
      var day = parseInt(parts[0], 10);
      if (isNaN(day) || day < 0 || day > 6) return;
      var wins = parts.slice(1).join(':').split(',').map(function(w) {
        var t = w.trim().split('-');
        return t.length === 2 && t[0] && t[1] ? { start: t[0].trim(), end: t[1].trim() } : null;
      }).filter(Boolean);
      if (wins.length) s[day] = wins;
    });
    return s;
  }

  function serializeSchedule() {
    var parts = [];
    for (var d = 0; d <= 6; d++) {
      if (schedule[d] && schedule[d].length) {
        var ws = schedule[d].map(function(w) { return w.start + '-' + w.end; }).join(',');
        parts.push(d + ':' + ws);
      }
    }
    hidden.value = parts.join(';');
  }

  function timeSelectHtml(cls, val) {
    var opts = '';
    for (var h = 0; h < 24; h++) {
      for (var m = 0; m < 60; m += 30) {
        var t = (h < 10 ? '0' : '') + h + ':' + (m < 10 ? '0' : '') + m;
        opts += '<option value="' + t + '"' + (t === val ? ' selected' : '') + '>' + t + '</option>';
      }
    }
    return '<select class="' + cls + '" style="padding:0.4rem 0.5rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-family:inherit;font-size:0.85rem;min-width:90px;">' + opts + '</select>';
  }

  function renderSchedule() {
    container.innerHTML = '';
    for (var d = 0; d <= 6; d++) {
      var enabled = !!schedule[d];
      var dayRow = document.createElement('div');
      dayRow.style.cssText = 'display:flex;align-items:flex-start;gap:0.75rem;padding:0.5rem 0;' + (d < 6 ? 'border-bottom:1px solid var(--border);' : '');

      var toggle = document.createElement('input');
      toggle.type = 'checkbox';
      toggle.checked = enabled;
      toggle.style.cssText = 'accent-color:var(--accent);width:1rem;height:1rem;margin-top:0.3rem;cursor:pointer;flex-shrink:0;';
      toggle.addEventListener('change', (function(day) {
        return function() {
          if (this.checked) { schedule[day] = [{ start: '09:00', end: '17:00' }]; }
          else { delete schedule[day]; }
          renderSchedule(); serializeSchedule();
        };
      })(d));
      dayRow.appendChild(toggle);

      var label = document.createElement('div');
      label.style.cssText = 'width:80px;font-size:0.875rem;font-weight:500;padding-top:0.25rem;flex-shrink:0;' + (!enabled ? 'color:var(--text-muted);' : '');
      label.textContent = dayShort[d];
      dayRow.appendChild(label);

      var winsDiv = document.createElement('div');
      winsDiv.style.cssText = 'flex:1;display:flex;flex-direction:column;gap:0.375rem;min-width:0;';

      if (enabled) {
        schedule[d].forEach(function(w, wi) {
          var winRow = document.createElement('div');
          winRow.style.cssText = 'display:flex;align-items:center;gap:0.375rem;flex-wrap:wrap;';
          winRow.innerHTML = timeSelectHtml('tw-s', w.start) + '<span style="color:var(--text-muted);font-size:0.8rem;">\u2013</span>' + timeSelectHtml('tw-e', w.end);
          winRow.querySelector('.tw-s').addEventListener('change', (function(day, idx) {
            return function() { schedule[day][idx].start = this.value; serializeSchedule(); };
          })(d, wi));
          winRow.querySelector('.tw-e').addEventListener('change', (function(day, idx) {
            return function() { schedule[day][idx].end = this.value; serializeSchedule(); };
          })(d, wi));
          if (wi === schedule[d].length - 1) {
            var addBtn = document.createElement('button');
            addBtn.type = 'button'; addBtn.textContent = '+'; addBtn.title = {{ t('settings-add-window') | tojson }};
            addBtn.style.cssText = 'padding:0.2rem 0.5rem;border:1px solid var(--border);border-radius:var(--radius);background:transparent;color:var(--text-muted);cursor:pointer;font-size:0.85rem;line-height:1;';
            addBtn.addEventListener('click', (function(day) {
              return function() { schedule[day].push({ start: '09:00', end: '17:00' }); renderSchedule(); serializeSchedule(); };
            })(d));
            winRow.appendChild(addBtn);
          }
          if (schedule[d].length > 1) {
            var rmBtn = document.createElement('button');
            rmBtn.type = 'button'; rmBtn.innerHTML = '&times;'; rmBtn.title = {{ t('settings-remove-window') | tojson }};
            rmBtn.style.cssText = 'padding:0.2rem 0.4rem;border:none;background:transparent;color:var(--text-muted);cursor:pointer;font-size:1rem;line-height:1;';
            rmBtn.addEventListener('click', (function(day, idx) {
              return function() { schedule[day].splice(idx, 1); renderSchedule(); serializeSchedule(); };
            })(d, wi));
            winRow.appendChild(rmBtn);
          }
          winsDiv.appendChild(winRow);
        });
      }
      dayRow.appendChild(winsDiv);
      container.appendChild(dayRow);
    }
  }

  document.getElementById('copy-to-all-btn').addEventListener('click', function() {
    var source = null;
    for (var d = 0; d <= 6; d++) { if (schedule[d] && schedule[d].length) { source = d; break; } }
    if (source === null) return;
    var windows = JSON.parse(JSON.stringify(schedule[source]));
    for (var d = 0; d <= 6; d++) { if (schedule[d]) { schedule[d] = JSON.parse(JSON.stringify(windows)); } }
    renderSchedule(); serializeSchedule();
    var btn = document.getElementById('copy-to-all-btn');
    btn.textContent = {{ t('settings-copied') | tojson }}; btn.style.color = 'var(--success)'; btn.style.borderColor = 'var(--success)';
    setTimeout(function() { btn.textContent = {{ t('settings-copy-to-all') | tojson }}; btn.style.color = ''; btn.style.borderColor = ''; }, 1500);
  });

  var savedSchedule = hidden.value.trim();
  if (savedSchedule) { schedule = parseSchedule(savedSchedule); }
  if (!Object.keys(schedule).length) {
    for (var d = 1; d <= 5; d++) { schedule[d] = [{ start: '09:00', end: '17:00' }]; }
  }
  renderSchedule();
  serializeSchedule();
})();

// Scroll to #availability anchor if present
if (window.location.hash === '#availability') {
  var el = document.getElementById('availability');
  if (el) setTimeout(function() { el.scrollIntoView({ behavior: 'smooth', block: 'start' }); }, 100);
}
</script>
{% endblock %}