{% extends "base.html" %}
{% block title %}Edit {{ collection.name }} — Collections{% endblock %}

{% block styles %}
.edit-page { max-width: 720px; }

.edit-header    { margin-bottom: 1.5rem; }
.breadcrumb-link {
  font-family: var(--serif-body);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.breadcrumb-link:hover { text-decoration: underline; }

.page-title {
  font-family: var(--serif-display);
  font-size: clamp(1.4rem, 4vw, 1.8rem);
  font-weight: 400;
  margin: 0.4rem 0 0;
  border: none; padding: 0;
}

.edit-section {
  border-top: 1px solid rgba(42,77,58,0.15);
  padding: 1.5rem 0;
}

.section-heading {
  font-family: var(--serif-body);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
  margin: 0 0 1rem;
  border: none; padding: 0;
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.5rem;
  margin-bottom: 1rem;
}

.field-grid--thirds {
  grid-template-columns: 1fr 1fr 1fr;
}

.field-full { grid-column: 1 / -1; }

@media (max-width: 560px) {
  .field-grid,
  .field-grid--thirds { grid-template-columns: 1fr; }
}

.field { display: flex; flex-direction: column; gap: 0.3rem; }

.field label {
  font-family: var(--serif-body);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.field input,
.field select,
.field textarea {
  font-family: var(--serif-body);
  font-size: 0.95rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid rgba(42,77,58,0.25);
  border-radius: 2px;
  background: #fff;
  color: inherit;
  width: 100%;
}

.field textarea { resize: vertical; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.form-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding-top: 0.75rem;
}

/* ── Members ─────────────────────────────────────────────────── */
.member-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.member-card {
  border: 1px solid var(--rule);
  border-radius: 2px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.member-card-image {
  aspect-ratio: 3/4;
  background: var(--cream);
  overflow: hidden;
}

.member-card-image img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}

.member-card-body {
  padding: 0.35rem 0.4rem 0.4rem;
}

.member-card-name {
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.member-card-meta {
  font-size: 0.66rem;
  color: var(--muted);
}

/* ── Add members ─────────────────────────────────────────────── */
.add-members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.6rem;
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 0.75rem;
  margin-bottom: 0.75rem;
}

.add-member-label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  cursor: pointer;
}

.add-member-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0; height: 0;
}

.add-member-thumb {
  aspect-ratio: 3/4;
  background: var(--cream);
  overflow: hidden;
  border-radius: 2px;
  border: 2px solid transparent;
  transition: border-color 0.12s;
}

.add-member-thumb img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}

.add-member-label input:checked + .add-member-thumb {
  border-color: var(--accent);
}

.add-member-name {
  font-size: 0.66rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Danger zone ─────────────────────────────────────────────── */
.danger-zone {
  margin-top: 2rem;
  border-top: 1px solid rgba(139,35,32,0.25);
  padding-top: 1.5rem;
}

.danger-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.danger-inner p {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 0;
  flex: 1;
  min-width: 200px;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  font-family: var(--serif-body);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.45rem 1.1rem;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.btn--primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn--primary:hover { background: #1e3829; }
.btn--ghost   { background: none; color: var(--accent); border-color: rgba(42,77,58,0.3); }
.btn--ghost:hover { background: rgba(42,77,58,0.06); }
.btn--danger  { background: none; color: var(--red); border-color: rgba(139,35,32,0.4); }
.btn--danger:hover { background: #fdecea; }
.btn--small   { font-size: 0.72rem; padding: 0.3rem 0.75rem; }
{% endblock %}

{% block content %}
<div class="edit-page">

  <header class="edit-header">
    <nav>
      <a href="{{ url_for('collections.detail', name=collection.name) }}"
         class="breadcrumb-link">← {{ collection.name }}</a>
    </nav>
    <h1 class="page-title">Edit Collection</h1>
  </header>

  {% if errors %}
    <ul style="background:#fdecea;border-left:3px solid var(--red);
               padding:0.75rem 1rem;margin:0 0 1.5rem;list-style:none;
               font-size:0.9rem;color:#7a2020;">
      {% for e in errors %}<li>{{ e }}</li>{% endfor %}
    </ul>
  {% endif %}

  {# ── § Details ─────────────────────────────────────────────── #}
  <section class="edit-section">
    <h2 class="section-heading">Details</h2>
    <form method="post" action="{{ url_for('collections.edit', name=collection.name) }}">
      <div class="field-grid field-grid--thirds">
        <div class="field">
          <label for="c-name">Name</label>
          <input type="text" id="c-name" name="name" required
                 value="{{ collection.name }}">
        </div>
        <div class="field">
          <label for="c-vendor">Vendor</label>
          <select id="c-vendor" name="vendor">
            <option value="">— none —</option>
            {% for v in vendors %}
              <option value="{{ v }}"
                      {% if v == collection.vendor %}selected{% endif %}>
                {{ v }}
              </option>
            {% endfor %}
          </select>
        </div>
        <div class="field">
          <label for="c-website">Range URL</label>
          <input type="text" id="c-website" name="website"
                 placeholder="https://…"
                 value="{{ collection.website or '' }}">
        </div>
        <div class="field field-full">
          <label for="c-notes">Notes</label>
          <textarea id="c-notes" name="notes"
                    rows="2">{{ collection.notes or '' }}</textarea>
        </div>
      </div>
      <div class="form-actions">
        <button type="submit" class="btn btn--primary">Save</button>
        <a href="{{ url_for('collections.detail', name=collection.name) }}"
           class="btn btn--ghost">Cancel</a>
      </div>
    </form>
  </section>

  {# ── § Members ─────────────────────────────────────────────── #}
  <section class="edit-section">
    <h2 class="section-heading">
      Members — {{ members|length }}
    </h2>

    {% if members %}
      <div class="member-list">
        {% for m in members %}
          <div class="member-card">
            <div class="member-card-image">
              {% if m.front_image %}
                <img src="{{ url_for('wardrobe.image', filename=m.front_image) }}"
                     alt="{{ m.garment_name }}" loading="lazy">
              {% endif %}
            </div>
            <div class="member-card-body">
              <div class="member-card-name">{{ m.garment_name or m.classification }}</div>
              <div class="member-card-meta">{{ m.colour or '—' }}</div>
              <form method="post"
                    action="{{ url_for('collections.remove', name=collection.name) }}"
                    style="margin-top:0.3rem;">
                <input type="hidden" name="garment_id" value="{{ m.id }}">
                <button type="submit" class="btn btn--danger btn--small">Remove</button>
              </form>
            </div>
          </div>
        {% endfor %}
      </div>
    {% else %}
      <p class="text-muted" style="margin-bottom:1.5rem;">No members yet.</p>
    {% endif %}

    {# Add members #}
    {% if non_members %}
      <h3 class="section-heading" style="margin-top:1.25rem;">Add Garments</h3>
      <form method="post" action="{{ url_for('collections.add', name=collection.name) }}">
        <div class="add-members-grid">
          {% for g in non_members %}
            <label class="add-member-label">
              <input type="checkbox" name="garment_id" value="{{ g.id }}">
              <div class="add-member-thumb">
                {% if g.front_image %}
                  <img src="{{ url_for('wardrobe.image', filename=g.front_image) }}"
                       alt="{{ g.name }}" loading="lazy">
                {% endif %}
              </div>
              <span class="add-member-name">{{ g.name or g.classification }}</span>
            </label>
          {% endfor %}
        </div>
        <button type="submit" class="btn btn--ghost">Add Selected</button>
      </form>
    {% endif %}

  </section>

  {# ── § Batch Edit ──────────────────────────────────────────── #}
  {% if members %}
  <section class="edit-section">
    <details>
      <summary class="section-heading" style="cursor:pointer;user-select:none;list-style:none;">
        Batch Edit All Members
      </summary>
      <form method="post"
            action="{{ url_for('collections.batch_edit', name=collection.name) }}"
            style="margin-top:1rem;">
        <div class="field-grid">
          <div class="field">
            <label for="batch-attribute">Attribute</label>
            <select id="batch-attribute" name="attribute"
                    onchange="updateBatchValues(this.value)">
              <option value="formal">Formality</option>
              <option value="gender">Gender</option>
            </select>
          </div>
          <div class="field">
            <label for="batch-value">Value</label>
            <select id="batch-value" name="value"></select>
          </div>
        </div>
        <div class="form-actions">
          <button type="submit" class="btn btn--ghost">Apply to all members</button>
        </div>
      </form>
    </details>
  </section>
  {% endif %}

  {# ── Danger zone ───────────────────────────────────────────── #}
  <section class="danger-zone">
    <h2 class="section-heading">Danger Zone</h2>
    <div class="danger-inner">
      <p>Delete this collection. The garments themselves are not affected.</p>
      <form method="post"
            action="{{ url_for('collections.delete', name=collection.name) }}"
            onsubmit="return confirm('Delete collection \'{{ collection.name }}\'?')">
        <button type="submit" class="btn btn--danger">Delete Collection</button>
      </form>
    </div>
  </section>

</div>

<script>
(function () {
  var OPTIONS = {
    formal: [
      { value: 'true',  label: 'Formal' },
      { value: 'false', label: 'Casual' },
      { value: '',      label: '— unset —' },
    ],
    gender: [
      { value: 'Female', label: 'Female' },
      { value: 'Male',   label: 'Male' },
      { value: 'Unisex', label: 'Unisex' },
      { value: '',       label: '— unset —' },
    ],
  };

  window.updateBatchValues = function (attribute) {
    var sel = document.getElementById('batch-value');
    if (!sel) return;
    sel.innerHTML = '';
    (OPTIONS[attribute] || []).forEach(function (o) {
      var opt = document.createElement('option');
      opt.value = o.value;
      opt.textContent = o.label;
      sel.appendChild(opt);
    });
  };

  var attrSel = document.getElementById('batch-attribute');
  if (attrSel) updateBatchValues(attrSel.value);
})();
</script>
{% endblock %}