demeter/server/templates/device_detail.html

{% extends "base.html" %}
{% block title %}{{ device.config.name }} — Demeter IoT{% endblock %}

{% block content %}
<!-- Breadcrumb -->
<div class="breadcrumbs text-sm mb-4">
    <ul>
        <li><a href="/dashboard">Dashboard</a></li>
        <li>{{ device.config.name }}</li>
    </ul>
</div>

<!-- Device header -->
<div class="flex items-center gap-4 mb-6">
    <h1 class="text-3xl font-bold">{{ device.config.name }}</h1>
    {% if device.online %}
    <div class="badge badge-success badge-lg">Online</div>
    {% else %}
    <div class="badge badge-error badge-lg">Offline</div>
    {% endif %}
</div>

<div class="grid grid-cols-1 lg:grid-cols-2 gap-6">
    <!-- Device info card -->
    <div class="card bg-base-100 shadow-xl">
        <div class="card-body">
            <h2 class="card-title">Device Information</h2>
            <table class="table table-sm">
                <tbody>
                    <tr>
                        <td class="font-medium opacity-60">Device ID</td>
                        <td class="font-mono">{{ device.config.id }}</td>
                    </tr>
                    <tr>
                        <td class="font-medium opacity-60">IP Address</td>
                        <td class="font-mono">{{ device.config.ip }}:{{ device.config.port }}</td>
                    </tr>
                    <tr>
                        <td class="font-medium opacity-60">Status</td>
                        <td>
                            {% if device.online %}
                                <span class="text-success">Connected</span>
                            {% else %}
                                <span class="text-error">Disconnected</span>
                            {% endif %}
                        </td>
                    </tr>
                    <tr>
                        <td class="font-medium opacity-60">Resources</td>
                        <td>{{ device.config.resources|length }} configured</td>
                    </tr>
                </tbody>
            </table>
        </div>
    </div>

    <!-- CoAP Bridge card -->
    <div class="card bg-base-100 shadow-xl">
        <div class="card-body">
            <h2 class="card-title">CoAP Bridge</h2>
            <p class="text-sm opacity-60 mb-2">Query the device directly via the HTTP-to-CoAP proxy.</p>

            <div class="space-y-2">
                {% for resource in device.config.resources %}
                <div class="flex items-center justify-between">
                    <span class="font-mono text-sm">{{ resource.uri }}</span>
                    <button class="btn btn-xs btn-outline"
                            onclick="coapGet('{{ device.config.id }}', '{{ resource.uri }}')">
                        GET
                    </button>
                </div>
                {% endfor %}

                <div class="flex items-center justify-between">
                    <span class="font-mono text-sm">device/info</span>
                    <button class="btn btn-xs btn-outline"
                            onclick="coapGet('{{ device.config.id }}', 'device/info')">
                        GET
                    </button>
                </div>
            </div>

            <!-- Response display -->
            <div class="mt-4">
                <pre id="coap-response" class="bg-base-200 p-3 rounded-lg text-sm font-mono overflow-x-auto min-h-[60px] opacity-60">
Click GET to query a resource...</pre>
            </div>
        </div>
    </div>
</div>

<!-- Sensor readings -->
<div class="card bg-base-100 shadow-xl mt-6">
    <div class="card-body">
        <h2 class="card-title">Sensor Readings</h2>

        {% if device.readings %}
        <div class="overflow-x-auto">
            <table class="table">
                <thead>
                    <tr>
                        <th>Resource</th>
                        <th>Value</th>
                        <th>Unit</th>
                        <th>Age</th>
                        <th>Status</th>
                    </tr>
                </thead>
                <tbody>
                    {% for uri, reading in device.readings.items() %}
                    <tr>
                        <td class="font-mono text-sm">{{ uri }}</td>
                        <td class="font-mono text-lg">
                            {% if reading.value is not none %}
                                {{ reading.value }}
                            {% else %}
                                <span class="opacity-40">—</span>
                            {% endif %}
                        </td>
                        <td>{{ reading.unit }}</td>
                        <td>{{ reading.age_seconds()|round(0)|int }}s ago</td>
                        <td>
                            {% if reading.stale %}
                                <div class="badge badge-warning badge-sm">Stale</div>
                            {% else %}
                                <div class="badge badge-success badge-sm">Fresh</div>
                            {% endif %}
                        </td>
                    </tr>
                    {% endfor %}
                </tbody>
            </table>
        </div>
        {% else %}
        <p class="text-sm opacity-40 italic">No readings received yet. The device may be offline or not yet subscribed.</p>
        {% endif %}
    </div>
</div>
{% endblock %}

{% block scripts %}
<script>
async function coapGet(deviceId, resource) {
    const pre = document.getElementById('coap-response');
    pre.textContent = 'Fetching...';
    pre.classList.remove('opacity-60');

    try {
        const resp = await fetch(`/api/devices/${deviceId}/coap/${resource}`);
        const data = await resp.json();
        pre.textContent = JSON.stringify(data, null, 2);

        if (!resp.ok) {
            pre.classList.add('text-error');
        } else {
            pre.classList.remove('text-error');
        }
    } catch (e) {
        pre.textContent = `Error: ${e.message}`;
        pre.classList.add('text-error');
    }
}
</script>
{% endblock %}