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

{% block content %}
<div class="d-flex align-items-center justify-content-between mb-4">
  <h2 class="fw-bold mb-0"><i class="bi bi-motherboard me-2 text-primary"></i>Boards</h2>
  {% if current_user.is_admin() %}
  <a href="{{ url_for('boards.add_board') }}" class="btn btn-primary">
    <i class="bi bi-plus-circle me-1"></i> Add Board
  </a>
  {% endif %}
</div>

<!-- ── Board cards ──────────────────────────────────────────────────────────── -->
{% if boards %}
<div class="row g-3 mb-4" id="board-grid">
  {% for board in boards %}
  <div class="col-md-6 col-xl-4" id="board-card-{{ board.id }}">
    <div class="card board-card border-0 rounded-4 h-100 {% if board.is_online %}border-start border-3 border-success{% else %}border-start border-3 border-secondary{% endif %}">
      <div class="card-header bg-transparent d-flex justify-content-between align-items-center pt-3">
        <div>
          <h5 class="mb-0 fw-semibold">{{ board.name }}</h5>
          <span class="badge text-bg-secondary small">{{ board.board_type }}</span>
          <span class="badge {% if board.is_online %}text-bg-success{% else %}text-bg-secondary{% endif %} small ms-1" id="online-badge-{{ board.id }}">
            {% if board.is_online %}Online{% else %}Offline{% endif %}
          </span>
        </div>
        <a href="{% if board.board_type == 'sonoff_ewelink' %}{{ url_for('sonoff.gateway', board_id=board.id) }}{% else %}{{ url_for('boards.board_detail', board_id=board.id) }}{% endif %}" class="btn btn-sm btn-outline-primary">
          <i class="bi bi-box-arrow-up-right"></i>
        </a>
      </div>
      <div class="card-body">
        <p class="text-secondary small mb-2"><i class="bi bi-hdd-network me-1"></i>{{ board.host }}:{{ board.port }}</p>

        <!-- Quick relay controls -->
        <div class="d-flex flex-wrap gap-2">
          {% 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) %}
          <button type="button"
                  class="btn btn-sm relay-btn {% if is_on %}btn-{{ e.on_color }}{% else %}btn-outline-secondary{% endif %}"
                  data-relay="{{ n }}" data-board="{{ board.id }}"
                  data-toggle-url="{{ url_for('boards.toggle_relay_view', board_id=board.id, relay_num=n) }}"
                  title="{{ e.name }}"
                  onclick="dashToggleRelay(this)">
            <i class="bi {{ e.icon }}"></i>
            {{ e.name }}
          </button>
          {% endfor %}
        </div>

        <!-- Input states -->
        {% if board.num_inputs > 0 %}
        <div class="mt-2 d-flex flex-wrap gap-1">
          {% 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) %}
          <span class="badge {% if is_active %}text-bg-{{ e.active_color }}{% else %}text-bg-dark{% endif %} input-badge"
                data-input="{{ n }}" data-board="{{ board.id }}">
            <i class="bi {{ e.icon }}"></i> {{ e.name }}
          </span>
          {% endfor %}
        </div>
        {% endif %}
      </div>
      <div class="card-footer bg-transparent text-secondary small d-flex justify-content-between align-items-center">
        <span id="last-seen-{{ board.id }}">
          {% if board.last_seen %}Last seen {{ board.last_seen.strftime('%H:%M:%S') }}{% else %}Never polled{% endif %}
        </span>
        <button class="btn btn-sm btn-outline-warning ping-btn {% if board.is_online %}d-none{% endif %}"
                id="ping-btn-{{ board.id }}"
                data-ping-url="{{ url_for('api.ping_board', board_id=board.id) }}"
                onclick="pingBoard(this, {{ board.id }})">
          <i class="bi bi-arrow-clockwise"></i> Check
        </button>
      </div>
    </div>
  </div>
  {% endfor %}
</div>
{% endif %}

<!-- ── Board table ────────────────────────────────────────────────────────── -->
{% if boards %}
<div class="table-responsive">
  <table class="table table-hover align-middle">
    <thead class="table-dark">
      <tr>
        <th>Name</th><th>Type</th><th>Host</th><th>Relays</th><th>Inputs</th><th>Status</th><th>Last Seen</th><th></th>
      </tr>
    </thead>
    <tbody>
      {% for b in boards %}
      <tr>
        <td>
          {% if b.board_type == 'sonoff_ewelink' %}
          <a href="{{ url_for('sonoff.gateway', board_id=b.id) }}" class="fw-semibold text-decoration-none">
            <i class="bi bi-cloud-lightning-fill text-warning me-1"></i>{{ b.name }}
          </a>
          {% else %}
          <a href="{{ url_for('boards.board_detail', board_id=b.id) }}" class="fw-semibold text-decoration-none">{{ b.name }}</a>
          {% endif %}
        </td>
        <td><span class="badge text-bg-secondary">{{ b.board_type }}</span></td>
        <td class="font-monospace small">{{ b.host }}:{{ b.port }}</td>
        <td>{{ b.num_relays }}</td>
        <td>{{ b.num_inputs }}</td>
        <td>
          <span class="badge {% if b.is_online %}text-bg-success{% else %}text-bg-secondary{% endif %}" id="tbl-badge-{{ b.id }}">
            {% if b.is_online %}Online{% else %}Offline{% endif %}
          </span>
        </td>
        <td class="small text-secondary" id="tbl-lastseen-{{ b.id }}">
          {% if b.last_seen %}{{ b.last_seen.strftime('%Y-%m-%d %H:%M') }}{% else %}—{% endif %}
        </td>
        <td>
          {% if not b.is_online %}
          <button class="btn btn-sm btn-outline-warning me-1 tbl-ping-btn" id="tbl-ping-{{ b.id }}"
                  data-ping-url="{{ url_for('api.ping_board', board_id=b.id) }}"
                  onclick="pingBoard(this, {{ b.id }})" title="Check status">
            <i class="bi bi-arrow-clockwise"></i>
          </button>
          {% else %}
          <button class="btn btn-sm btn-outline-warning me-1 tbl-ping-btn d-none" id="tbl-ping-{{ b.id }}"
                  data-ping-url="{{ url_for('api.ping_board', board_id=b.id) }}"
                  onclick="pingBoard(this, {{ b.id }})" title="Check status">
            <i class="bi bi-arrow-clockwise"></i>
          </button>
          {% endif %}
          <a href="{% if b.board_type == 'sonoff_ewelink' %}{{ url_for('sonoff.gateway', board_id=b.id) }}{% else %}{{ url_for('boards.board_detail', board_id=b.id) }}{% endif %}" class="btn btn-sm btn-outline-primary me-1"><i class="bi bi-eye"></i></a>
          {% if current_user.is_admin() %}
          <a href="{{ url_for('boards.edit_board', board_id=b.id) }}" class="btn btn-sm btn-outline-secondary me-1"><i class="bi bi-pencil"></i></a>
          <form method="POST" action="{{ url_for('boards.delete_board', board_id=b.id) }}" class="d-inline"
                onsubmit="return confirm('Delete {{ b.name }}?')">
            <button class="btn btn-sm btn-outline-danger"><i class="bi bi-trash"></i></button>
          </form>
          {% endif %}
        </td>
      </tr>
      {% endfor %}
    </tbody>
  </table>
</div>
{% else %}
<div class="text-center py-5 text-secondary">
  <i class="bi bi-motherboard display-2"></i>
  <p class="mt-3">No boards yet.</p>
  {% if current_user.is_admin() %}
  <a href="{{ url_for('boards.add_board') }}" class="btn btn-primary">Add Board</a>
  {% endif %}
</div>
{% endif %}
{% endblock %}

{% block scripts %}
<script>
// ── Entity config for all boards (embedded from server) ─────────────────────
const BOARD_ENTITIES = {
  {% for board in boards %}
  {{ board.id }}: {
    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 }}"},
      {% 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 }}"},
      {% endfor %}
    }
  },
  {% endfor %}
};

const socket = io();
socket.on("board_update", function(data) {
  const bid = data.board_id;
  const ent = BOARD_ENTITIES[bid] || {relays:{}, inputs:{}};

  // card online badge
  const onlineBadge = document.getElementById("online-badge-" + bid);
  if (onlineBadge) {
    onlineBadge.textContent = data.is_online ? "Online" : "Offline";
    onlineBadge.className = "badge small ms-1 " + (data.is_online ? "text-bg-success" : "text-bg-secondary");
  }

  // table badge
  const tblBadge = document.getElementById("tbl-badge-" + bid);
  if (tblBadge) {
    tblBadge.textContent = data.is_online ? "Online" : "Offline";
    tblBadge.className = "badge " + (data.is_online ? "text-bg-success" : "text-bg-secondary");
  }

  // show/hide Check buttons (card + table)
  const pingBtn    = document.getElementById("ping-btn-" + bid);
  const tblPingBtn = document.getElementById("tbl-ping-" + bid);
  [pingBtn, tblPingBtn].forEach(btn => {
    if (!btn) return;
    btn.disabled = false;
    btn.querySelector("i").className = "bi bi-arrow-clockwise";
    if (data.is_online) btn.classList.add("d-none");
    else                btn.classList.remove("d-none");
  });

  // last-seen in card footer
  if (data.last_seen) {
    const ls = document.getElementById("last-seen-" + bid);
    if (ls) ls.textContent = "Last seen " + new Date(data.last_seen).toLocaleTimeString();
  }

  // relay buttons
  if (data.relay_states) {
    for (const [key, isOn] of Object.entries(data.relay_states)) {
      const n = parseInt(key.split("_")[1]);
      const e = ent.relays[n] || {};
      document.querySelectorAll(`[data-relay="${n}"][data-board="${bid}"]`).forEach(btn => {
        btn.className = `btn btn-sm relay-btn ${isOn ? 'btn-' + (e.onColor||'success') : 'btn-outline-secondary'}`;
        const icon = btn.querySelector("i");
        if (icon && e.icon) icon.className = `bi ${e.icon}`;
      });
    }
  }

  // input badges — NC inversion: raw true = resting = idle
  if (data.input_states) {
    for (const [key, rawState] of Object.entries(data.input_states)) {
      const n = parseInt(key.split("_")[1]);
      const e = ent.inputs[n] || {};
      const isActive = !rawState;
      document.querySelectorAll(`[data-input="${n}"][data-board="${bid}"]`).forEach(span => {
        span.className = `badge input-badge text-bg-${isActive ? (e.activeColor||'info') : (e.idleColor||'dark')}`;
      });
    }
  }
});

// ── Manual board ping ────────────────────────────────────────────────────────
function pingBoard(btn, boardId) {
  const url = btn.getAttribute("data-ping-url");
  btn.disabled = true;
  btn.querySelector("i").className = "bi bi-arrow-clockwise spin";

  fetch(url, {
    method: "POST",
    headers: { "Accept": "application/json", "X-Requested-With": "XMLHttpRequest" },
  })
  .then(r => r.json())
  .then(data => {
    // socket.io board_update will handle badge + button visibility;
    // also update last_seen in the table row right away
    const tblLs = document.getElementById("tbl-lastseen-" + boardId);
    if (tblLs) {
      tblLs.textContent = data.last_seen
        ? new Date(data.last_seen).toLocaleString()
        : (data.is_online ? "just now" : "—");
    }
    // re-enable in case socket.io doesn't fire (e.g. still offline)
    btn.disabled = false;
    btn.querySelector("i").className = "bi bi-arrow-clockwise";
  })
  .catch(() => {
    btn.disabled = false;
    btn.querySelector("i").className = "bi bi-arrow-clockwise";
  });
}

// ── Relay toggle (AJAX — no page navigation) ─────────────────────────────────
function dashToggleRelay(btn) {
  const url = btn.getAttribute("data-toggle-url");
  btn.disabled = true;

  fetch(url, {
    method: "POST",
    headers: { "Accept": "application/json", "X-Requested-With": "XMLHttpRequest" },
  })
  .then(r => r.json())
  .then(data => {
    btn.disabled = false;
    if (!data.hw_ok) {
      btn.title = "(board unreachable — local state updated)";
      setTimeout(() => btn.title = btn.getAttribute("data-label") || "", 3000);
    }
  })
  .catch(() => { btn.disabled = false; });
}
</script>
{% endblock %}