{% extends "base.html" %}
{% block content %}
<div class="page-header">
  <h1>Manage Bills</h1>
  <a href="{{ url_for('bill_calendar') }}" class="btn btn-ghost">View Calendar</a>
</div>

<div class="card-wide">
  <h2>Add a Bill</h2>
  <form method="POST" action="{{ url_for('bill_add') }}" class="bill-form">
    <div class="bill-form-grid">
      <div class="form-group">
        <label>Bill Name</label>
        <input type="text" name="name" placeholder="e.g. Verizon, Affirm (home)" required>
      </div>
      <div class="form-group">
        <label>Amount</label>
        <input type="number" name="amount" step="0.01" min="0" placeholder="0.00">
      </div>
      <div class="form-group">
        <label>Due Day of Month</label>
        <input type="number" name="due_day" min="1" max="31" placeholder="1–31" required>
      </div>
      <div class="form-group">
        <label>Category</label>
        <select name="category" id="add-category" onchange="updateAddSubcats()">
          <option value="">— select —</option>
          {% for cat in categories %}
          <option value="{{ cat }}">{{ cat }}</option>
          {% endfor %}
        </select>
      </div>
      <div class="form-group">
        <label>Subcategory <span class="optional">(optional)</span></label>
        <select name="subcategory" id="add-subcategory">
          <option value="">— none —</option>
        </select>
      </div>
      <div class="form-group">
        <label>Notes <span class="optional">(optional)</span></label>
        <input type="text" name="notes" placeholder="e.g. T=Theresa, B=both">
      </div>
      <div class="form-group" style="display:flex;align-items:center;gap:0.5rem;padding-top:0.5rem;">
        <input type="checkbox" name="autopay" id="autopay-new">
        <label for="autopay-new" style="margin:0;font-weight:400;">On autopay (no reminder needed)</label>
      </div>
    </div>
    <button type="submit" class="btn btn-primary">Add Bill</button>
  </form>
</div>

{% if bills %}
<section class="section">
  <div style="display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:0.75rem;margin-bottom:0.75rem;">
    <h2>Your Bills <span class="muted">({{ bills | length }} total)</span></h2>
    <input type="text" id="bills-search" placeholder="Search bills…" class="budget-input" style="width:220px;" oninput="filterBills(this.value)">
  </div>
  <table class="txn-table txn-table-full">
    <thead>
      <tr>
        <th>Due Day</th>
        <th>Name</th>
        <th>Amount</th>
        <th>Category</th>
        <th>Autopay</th>
        <th>Remind Me</th>
        <th>Notes</th>
        <th></th>
      </tr>
    </thead>
    <tbody>
      {% for b in bills | sort(attribute='due_day') %}
      <tr id="row-{{ b.id }}">
        <td class="amount">{{ b.due_day }}</td>
        <td>{{ b.name }}</td>
        <td class="amount">{% if b.amount %}${{ b.amount | money }}{% else %}<span class="muted">varies</span>{% endif %}</td>
        <td>
          {% if b.category %}
          <span class="tag" style="background: {{ colors.get(b.category, '#ddd') }};">
            {{ b.category }}{% if b.subcategory %} › {{ b.subcategory }}{% endif %}
          </span>
          {% endif %}
        </td>
        <td>
          <button class="toggle-btn {% if b.get('autopay') %}toggle-on{% endif %}"
            onclick="toggle('{{ b.id }}', 'autopay', this)">
            {{ '✓ Yes' if b.get('autopay') else 'No' }}
          </button>
        </td>
        <td>
          <button class="toggle-btn {% if b.get('remind', not b.get('autopay')) %}toggle-on{% endif %}"
            onclick="toggle('{{ b.id }}', 'remind', this)">
            {{ '🔔 Yes' if b.get('remind', not b.get('autopay')) else 'Off' }}
          </button>
        </td>
        <td class="muted">{{ b.notes }}</td>
        <td style="white-space:nowrap;">
          <button class="edit-link" onclick="openEdit('{{ b.id }}')" style="background:none;border:none;cursor:pointer;color:#8B7BAB;margin-right:0.5rem;">Edit</button>
          <form method="POST" action="{{ url_for('bill_delete', bill_id=b.id) }}"
            onsubmit="return confirm('Delete {{ b.name }}?');" style="display:inline;">
            <button type="submit" class="edit-link" style="background:none;border:none;cursor:pointer;color:#C5A0A0;">Delete</button>
          </form>
        </td>
      </tr>
      <tr id="edit-{{ b.id }}" style="display:none;background:var(--bg-card,#faf8f5);">
        <td colspan="8" style="padding:1rem;">
          <form method="POST" action="{{ url_for('bill_edit', bill_id=b.id) }}" class="bill-form">
            <div class="bill-form-grid">
              <div class="form-group">
                <label>Bill Name</label>
                <input type="text" name="name" value="{{ b.name }}" required>
              </div>
              <div class="form-group">
                <label>Amount</label>
                <input type="number" name="amount" step="0.01" min="0" value="{{ b.amount or '' }}" placeholder="0.00">
              </div>
              <div class="form-group">
                <label>Due Day of Month</label>
                <input type="number" name="due_day" min="1" max="31" value="{{ b.due_day }}" required>
              </div>
              <div class="form-group">
                <label>Category</label>
                <select name="category" id="edit-cat-{{ b.id }}" onchange="updateEditSubcats('{{ b.id }}')">
                  <option value="">— select —</option>
                  {% for cat in categories %}
                  <option value="{{ cat }}" {% if b.category == cat %}selected{% endif %}>{{ cat }}</option>
                  {% endfor %}
                </select>
              </div>
              <div class="form-group">
                <label>Subcategory <span class="optional">(optional)</span></label>
                <select name="subcategory" id="edit-subcat-{{ b.id }}">
                  <option value="">— none —</option>
                  {% for s in categories.get(b.category, []) %}
                  <option value="{{ s }}" {% if b.subcategory == s %}selected{% endif %}>{{ s }}</option>
                  {% endfor %}
                </select>
              </div>
              <div class="form-group">
                <label>Notes <span class="optional">(optional)</span></label>
                <input type="text" name="notes" value="{{ b.notes or '' }}">
              </div>
            </div>
            <div style="display:flex;gap:0.5rem;margin-top:0.5rem;">
              <button type="submit" class="btn btn-primary">Save</button>
              <button type="button" class="btn btn-ghost" onclick="closeEdit('{{ b.id }}')">Cancel</button>
            </div>
          </form>
        </td>
      </tr>
      {% endfor %}
    </tbody>
  </table>
</section>
{% else %}
<div class="empty-state">
  <p>No bills yet. Add your first one above.</p>
</div>
{% endif %}

<div class="reminder-bar">
  <span>Run reminders now to test your email & Mac notifications:</span>
  <button class="btn btn-ghost" onclick="runReminders(this)">Send Test Reminder</button>
  <span class="reminder-result" id="reminder-result"></span>
</div>

<script>
const subcats = {{ categories | tojson }};

function updateAddSubcats() {
  const cat = document.getElementById('add-category').value;
  const sel = document.getElementById('add-subcategory');
  sel.innerHTML = '<option value="">— none —</option>';
  (subcats[cat] || []).forEach(s => {
    const o = document.createElement('option');
    o.value = s; o.textContent = s;
    sel.appendChild(o);
  });
}

function toggle(billId, field, btn) {
  fetch(`/bills/toggle/${billId}/${field}`, { method: 'POST' })
    .then(r => r.json())
    .then(() => location.reload());
}

function openEdit(id) {
  document.querySelectorAll('[id^="edit-"]').forEach(r => r.style.display = 'none');
  document.getElementById('edit-' + id).style.display = '';
  document.getElementById('row-' + id).classList.add('editing');
}

function closeEdit(id) {
  document.getElementById('edit-' + id).style.display = 'none';
  document.getElementById('row-' + id).classList.remove('editing');
}

function updateEditSubcats(id) {
  const cat = document.getElementById('edit-cat-' + id).value;
  const sel = document.getElementById('edit-subcat-' + id);
  sel.innerHTML = '<option value="">— none —</option>';
  (subcats[cat] || []).forEach(s => {
    const o = document.createElement('option');
    o.value = s; o.textContent = s;
    sel.appendChild(o);
  });
}

function filterBills(q) {
  q = q.toLowerCase();
  document.querySelectorAll('.txn-table tbody tr').forEach(row => {
    row.style.display = row.textContent.toLowerCase().includes(q) ? '' : 'none';
  });
}

function runReminders(btn) {
  btn.textContent = 'Sending…';
  btn.disabled = true;
  fetch('/reminders/run', { method: 'POST' })
    .then(r => r.json())
    .then(data => {
      document.getElementById('reminder-result').textContent = data.message;
      btn.textContent = 'Send Test Reminder';
      btn.disabled = false;
    });
}
</script>
{% endblock %}