{% extends "base.html" %}
{% block title %}{{ board.name }} – Location Management{% endblock %}

{% block content %}
<nav aria-label="breadcrumb" class="mb-3">
  <ol class="breadcrumb">
    <li class="breadcrumb-item"><a href="{{ url_for('boards.list_boards') }}">Boards</a></li>
    <li class="breadcrumb-item active">{{ board.name }}</li>
  </ol>
</nav>

<div class="d-flex align-items-center justify-content-between mb-4">
  <div>
    <h2 class="fw-bold mb-0">{{ board.name }}</h2>
    <span class="badge text-bg-secondary">{{ board.board_type }}</span>
    <span class="badge {% if board.is_online %}text-bg-success{% else %}text-bg-secondary{% endif %} ms-1">
      {% if board.is_online %}Online{% else %}Offline{% endif %}
    </span>
    <span class="text-secondary small ms-2 font-monospace">{{ board.host }}:{{ board.port }}</span>
  </div>
  {% if current_user.is_admin() %}
  <div class="d-flex gap-2">
    {% if board.board_type == 'olimex_esp32_c6_evb_pn532' %}
    <a href="{{ url_for('boards.nfc_management', board_id=board.id) }}" class="btn btn-outline-primary">
      <i class="bi bi-credit-card-2-front me-1"></i> NFC Access Control
    </a>
    {% endif %}
    <a href="{{ url_for('boards.edit_entities', board_id=board.id) }}" class="btn btn-outline-info">
      <i class="bi bi-palette me-1"></i> Configure Entities
    </a>
    <a href="{{ url_for('boards.edit_board', board_id=board.id) }}" class="btn btn-outline-secondary">
      <i class="bi bi-pencil me-1"></i> Edit
    </a>
  </div>
  {% endif %}
</div>

<div class="row g-4">
  <!-- ── Relay controls ────────────────────────────────────────────────────── -->
  <div class="col-lg-6">
    <div class="card border-0 rounded-4 h-100">
      <div class="card-header bg-transparent fw-semibold pt-3">
        <i class="bi bi-lightning-charge me-1 text-warning"></i> Relay Controls
      </div>
      <div class="card-body">
        <div class="row g-3">
          {% for n in range(1, board.num_relays + 1) %}
          {% set relay_key = "relay_" ~ n %}
          {% set is_on = board.relay_states.get(relay_key, false) %}
          {% set e = board.get_relay_entity(n) %}
          <div class="col-6">
            <div id="relay-card-{{ n }}" class="card rounded-3 border-{{ e.on_color if is_on else e.off_color }} h-100">
              <div class="card-body text-center py-3">

                <i id="relay-icon-{{ n }}" class="bi {{ e.icon }} mb-2 text-{{ e.on_color if is_on else e.off_color }}"
                   style="font-size:2rem"></i>
                <div class="fs-6 fw-semibold mb-1">{{ e.name }}</div>

                <div class="mb-3">
                  <span id="relay-badge-{{ n }}" class="badge text-bg-{{ e.on_color if is_on else e.off_color }}">
                    {{ e.on_label if is_on else e.off_label }}
                  </span>
                </div>
                <div class="d-flex justify-content-center gap-2">
                  <form method="POST" action="{{ url_for('boards.set_relay_view', board_id=board.id, relay_num=n) }}">
                    <button id="relay-on-btn-{{ n }}" class="btn btn-sm btn-{{ e.on_color }}" {% if is_on %}disabled{% endif %}>{{ e.on_label }}</button>
                    <input type="hidden" name="state" value="on" />
                  </form>
                  <form method="POST" action="{{ url_for('boards.toggle_relay_view', board_id=board.id, relay_num=n) }}">
                    <button class="btn btn-sm btn-outline-primary">Toggle</button>
                  </form>
                  <form method="POST" action="{{ url_for('boards.set_relay_view', board_id=board.id, relay_num=n) }}">
                    <button id="relay-off-btn-{{ n }}" class="btn btn-sm btn-{{ e.off_color }}" {% if not is_on %}disabled{% endif %}>{{ e.off_label }}</button>
                    <input type="hidden" name="state" value="off" />
                  </form>
                </div>
              </div>
            </div>
          </div>
          {% endfor %}
        </div>
      </div>
    </div>
  </div>

  <!-- ── Input states ──────────────────────────────────────────────────────── -->
  <div class="col-lg-6">
    <div class="card border-0 rounded-4 h-100">
      <div class="card-header bg-transparent fw-semibold pt-3">
        <i class="bi bi-activity me-1 text-info"></i> Input States
      </div>
      <div class="card-body">
        <div class="row g-3">
          {% for n in range(1, board.num_inputs + 1) %}
          {% set input_key = "input_" ~ n %}
          {% set raw_state = board.input_states.get(input_key, true) %}
          {% set is_active = not raw_state %}
          {% set e = board.get_input_entity(n) %}
          <div class="col-6">
            <div id="input-card-{{ n }}" class="card rounded-3 border-{{ e.active_color if is_active else e.idle_color }}">
              <div class="card-body text-center py-3">

                <i id="input-icon-{{ n }}" class="bi {{ e.icon }} mb-2 text-{{ e.active_color if is_active else e.idle_color }}"
                   style="font-size:2rem"></i>
                <div class="fs-6 fw-semibold mb-1">{{ e.name }}</div>

                <span id="input-badge-{{ n }}" class="badge text-bg-{{ e.active_color if is_active else e.idle_color }}">
                  {{ e.active_label if is_active else e.idle_label }}
                </span>
              </div>
            </div>
          </div>
          {% endfor %}
        </div>
      </div>
    </div>
  </div>

  <!-- ── Board info ────────────────────────────────────────────────────────── -->
  <div class="col-12">
    <div class="card border-0 rounded-4">
      <div class="card-header bg-transparent fw-semibold pt-3">
        <i class="bi bi-info-circle me-1"></i> Board Information
      </div>
      <div class="card-body">
        <dl class="row mb-0">
          <dt class="col-sm-3">Board ID</dt><dd class="col-sm-9 font-monospace">{{ board.id }}</dd>
          <dt class="col-sm-3">Type</dt><dd class="col-sm-9">{{ board.board_type }}</dd>
          <dt class="col-sm-3">Host</dt><dd class="col-sm-9 font-monospace">{{ board.host }}:{{ board.port }}</dd>
          <dt class="col-sm-3">Firmware</dt><dd class="col-sm-9">{{ board.firmware_version or '—' }}</dd>
          <dt class="col-sm-3">Added</dt><dd class="col-sm-9">{{ board.created_at.strftime('%Y-%m-%d %H:%M') }}</dd>
          <dt class="col-sm-3">Last Seen</dt>
          <dd class="col-sm-9">{% if board.last_seen %}{{ board.last_seen.strftime('%Y-%m-%d %H:%M:%S') }}{% else %}Never{% endif %}</dd>
        </dl>
      </div>
    </div>
  </div>
</div>
{% endblock %}

{% block scripts %}
<script>
const socket = io();
const boardId = {{ board.id }};

// ── Entity config embedded from server ──────────────────────────────────────
const ENTITY_CONFIG = {
  relays: {
    {% for n in range(1, board.num_relays + 1) %}{% set e = board.get_relay_entity(n) %}
    {{ n }}: {icon:"{{ e.icon }}",onColor:"{{ e.on_color }}",offColor:"{{ e.off_color }}",onLabel:"{{ e.on_label }}",offLabel:"{{ e.off_label }}"},
    {% endfor %}
  },
  inputs: {
    {% for n in range(1, board.num_inputs + 1) %}{% set e = board.get_input_entity(n) %}
    {{ n }}: {icon:"{{ e.icon }}",activeColor:"{{ e.active_color }}",idleColor:"{{ e.idle_color }}",activeLabel:"{{ e.active_label }}",idleLabel:"{{ e.idle_label }}"},
    {% endfor %}
  }
};

function swapBorderColor(el, color) {
  el.classList.forEach(c => {
    if (c.startsWith('border-') && c !== 'border-0' && c !== 'border-3') el.classList.remove(c);
  });
  el.classList.add('border-' + color);
}

function applyRelayState(n, isOn) {
  const e = ENTITY_CONFIG.relays[n]; if (!e) return;
  const color = isOn ? e.onColor  : e.offColor;
  const label = isOn ? e.onLabel  : e.offLabel;
  const card  = document.getElementById('relay-card-'    + n);
  const icon  = document.getElementById('relay-icon-'    + n);
  const badge = document.getElementById('relay-badge-'   + n);
  const onBtn = document.getElementById('relay-on-btn-'  + n);
  const offBtn= document.getElementById('relay-off-btn-' + n);
  if (card)  swapBorderColor(card, color);
  if (icon)  { icon.className = `bi ${e.icon} mb-2 text-${color}`; icon.style.fontSize = '2rem'; }
  if (badge) { badge.className = 'badge text-bg-' + color; badge.textContent = label; }
  if (onBtn)  onBtn.disabled = isOn;
  if (offBtn) offBtn.disabled = !isOn;
}

function applyInputState(n, rawState) {
  const e = ENTITY_CONFIG.inputs[n]; if (!e) return;
  const isActive = !rawState; // NC contact: raw true = resting = idle
  const color = isActive ? e.activeColor : e.idleColor;
  const label = isActive ? e.activeLabel : e.idleLabel;
  const card  = document.getElementById('input-card-'  + n);
  const icon  = document.getElementById('input-icon-'  + n);
  const badge = document.getElementById('input-badge-' + n);
  if (card)  swapBorderColor(card, color);
  if (icon)  { icon.className = `bi ${e.icon} mb-2 text-${color}`; icon.style.fontSize = '2rem'; }
  if (badge) { badge.className = 'badge text-bg-' + color; badge.textContent = label; }
}

socket.on("board_update", function(data) {
  if (data.board_id !== boardId) return;
  if (data.relay_states) {
    for (const [key, isOn] of Object.entries(data.relay_states)) {
      applyRelayState(parseInt(key.split('_')[1]), isOn);
    }
  }
  if (data.input_states) {
    for (const [key, rawState] of Object.entries(data.input_states)) {
      applyInputState(parseInt(key.split('_')[1]), rawState);
    }
  }
});
</script>
{% endblock %}