273 lines
12 KiB
JavaScript
273 lines
12 KiB
JavaScript
import { useState, useEffect, useCallback } from "react";
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import { useNavigate } from "react-router-dom";
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import api from "../api/client";
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import useMqttWebSocket from "./useMqttWebSocket";
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export default function MqttDashboard() {
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const [devices, setDevices] = useState([]);
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const [brokerConnected, setBrokerConnected] = useState(false);
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const [loading, setLoading] = useState(true);
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const [error, setError] = useState("");
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const [hoveredRow, setHoveredRow] = useState(null);
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const [liveEvents, setLiveEvents] = useState([]);
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const navigate = useNavigate();
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const fetchStatus = async () => {
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try {
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const data = await api.get("/mqtt/status");
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setDevices(data.devices || []);
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setBrokerConnected(data.broker_connected);
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setError("");
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} catch (err) {
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setError(err.message);
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} finally {
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setLoading(false);
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}
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};
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useEffect(() => {
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fetchStatus();
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const interval = setInterval(fetchStatus, 30000);
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return () => clearInterval(interval);
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}, []);
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const handleWsMessage = useCallback((data) => {
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setLiveEvents((prev) => [data, ...prev].slice(0, 50));
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// Update device status on heartbeat
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if (data.type === "status/heartbeat") {
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setDevices((prev) => {
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const existing = prev.find((d) => d.device_serial === data.device_serial);
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if (existing) {
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return prev.map((d) =>
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d.device_serial === data.device_serial
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? { ...d, online: true, seconds_since_heartbeat: 0 }
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: d
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);
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}
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return prev;
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});
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}
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}, []);
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const { connected: wsConnected } = useMqttWebSocket({
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enabled: true,
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onMessage: handleWsMessage,
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});
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const sendPing = async (serial, e) => {
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e.stopPropagation();
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try {
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await api.post(`/mqtt/command/${serial}`, { cmd: "ping", contents: {} });
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} catch (err) {
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setError(err.message);
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}
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};
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const formatTime = (seconds) => {
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if (!seconds && seconds !== 0) return "Never";
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if (seconds < 60) return `${seconds}s ago`;
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if (seconds < 3600) return `${Math.floor(seconds / 60)}m ago`;
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if (seconds < 86400) return `${Math.floor(seconds / 3600)}h ago`;
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return `${Math.floor(seconds / 86400)}d ago`;
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};
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return (
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<div>
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<div className="flex items-center justify-between mb-6">
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<h1 className="text-2xl font-bold" style={{ color: "var(--text-heading)" }}>
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MQTT Dashboard
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</h1>
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<div className="flex items-center gap-3">
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<span className="flex items-center gap-2 text-sm" style={{ color: "var(--text-muted)" }}>
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<span
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className={`inline-block w-2.5 h-2.5 rounded-full ${brokerConnected ? "bg-green-500" : ""}`}
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style={!brokerConnected ? { backgroundColor: "var(--danger)" } : undefined}
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/>
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Broker {brokerConnected ? "Connected" : "Disconnected"}
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</span>
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<span className="flex items-center gap-2 text-sm" style={{ color: "var(--text-muted)" }}>
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<span
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className={`inline-block w-2.5 h-2.5 rounded-full ${wsConnected ? "bg-green-500" : ""}`}
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style={!wsConnected ? { backgroundColor: "var(--border-primary)" } : undefined}
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/>
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Live
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</span>
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</div>
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</div>
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{error && (
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<div
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className="text-sm rounded-md p-3 mb-4 border"
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style={{ backgroundColor: "var(--danger-bg)", borderColor: "var(--danger)", color: "var(--danger-text)" }}
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>
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{error}
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</div>
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)}
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{loading ? (
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<div className="text-center py-8" style={{ color: "var(--text-muted)" }}>Loading...</div>
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) : devices.length === 0 ? (
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<div
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className="rounded-lg p-8 text-center text-sm border"
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style={{ backgroundColor: "var(--bg-card)", borderColor: "var(--border-primary)", color: "var(--text-muted)" }}
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>
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No devices have sent heartbeats yet. Devices will appear here once they connect to the MQTT broker.
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</div>
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) : (
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<div
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className="rounded-lg overflow-hidden border mb-6"
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style={{ backgroundColor: "var(--bg-card)", borderColor: "var(--border-primary)" }}
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>
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<div className="overflow-x-auto">
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<table className="w-full text-sm">
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<thead>
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<tr style={{ backgroundColor: "var(--bg-primary)", borderBottom: "1px solid var(--border-primary)" }}>
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<th className="px-4 py-3 text-left font-medium w-10" style={{ color: "var(--text-secondary)" }}>Status</th>
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<th className="px-4 py-3 text-left font-medium" style={{ color: "var(--text-secondary)" }}>Serial</th>
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<th className="px-4 py-3 text-left font-medium" style={{ color: "var(--text-secondary)" }}>Device ID</th>
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<th className="px-4 py-3 text-left font-medium" style={{ color: "var(--text-secondary)" }}>Firmware</th>
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<th className="px-4 py-3 text-left font-medium" style={{ color: "var(--text-secondary)" }}>IP Address</th>
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<th className="px-4 py-3 text-left font-medium" style={{ color: "var(--text-secondary)" }}>Uptime</th>
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<th className="px-4 py-3 text-left font-medium" style={{ color: "var(--text-secondary)" }}>Last Seen</th>
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<th className="px-4 py-3 text-left font-medium w-32" style={{ color: "var(--text-secondary)" }}>Actions</th>
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</tr>
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</thead>
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<tbody>
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{devices.map((device, index) => (
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<tr
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key={device.device_serial}
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className="cursor-pointer"
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style={{
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borderBottom: index < devices.length - 1 ? "1px solid var(--border-primary)" : "none",
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backgroundColor: hoveredRow === device.device_serial ? "var(--bg-card-hover)" : "transparent",
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}}
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onMouseEnter={() => setHoveredRow(device.device_serial)}
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onMouseLeave={() => setHoveredRow(null)}
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onClick={() => navigate(`/mqtt/commands?device=${device.device_serial}`)}
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>
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<td className="px-4 py-3">
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<span
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className={`inline-block w-2.5 h-2.5 rounded-full ${device.online ? "bg-green-500" : ""}`}
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style={!device.online ? { backgroundColor: "var(--border-primary)" } : undefined}
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title={device.online ? "Online" : "Offline"}
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/>
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</td>
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<td className="px-4 py-3 font-mono text-xs" style={{ color: "var(--text-heading)" }}>
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{device.device_serial}
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</td>
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<td className="px-4 py-3 font-mono text-xs" style={{ color: "var(--text-muted)" }}>
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{device.last_heartbeat?.device_id || "-"}
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</td>
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<td className="px-4 py-3" style={{ color: "var(--text-primary)" }}>
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{device.last_heartbeat?.firmware_version ? `v${device.last_heartbeat.firmware_version}` : "-"}
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</td>
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<td className="px-4 py-3 font-mono text-xs" style={{ color: "var(--text-primary)" }}>
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{device.last_heartbeat?.ip_address || "-"}
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</td>
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<td className="px-4 py-3 text-xs" style={{ color: "var(--text-muted)" }}>
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{device.last_heartbeat?.uptime_display || "-"}
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</td>
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<td className="px-4 py-3 text-xs" style={{ color: "var(--text-muted)" }}>
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{formatTime(device.seconds_since_heartbeat)}
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</td>
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<td className="px-4 py-3" onClick={(e) => e.stopPropagation()}>
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<div className="flex gap-2">
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<button
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onClick={(e) => sendPing(device.device_serial, e)}
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className="hover:opacity-80 text-xs cursor-pointer"
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style={{ color: "var(--text-link)" }}
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>
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Ping
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</button>
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<button
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onClick={(e) => { e.stopPropagation(); navigate(`/mqtt/logs?device=${device.device_serial}`); }}
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className="hover:opacity-80 text-xs cursor-pointer"
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style={{ color: "var(--text-link)" }}
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>
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Logs
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</button>
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</div>
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</td>
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</tr>
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))}
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</tbody>
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</table>
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</div>
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</div>
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)}
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{/* Live Event Feed */}
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<div>
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<h2 className="text-lg font-semibold mb-3" style={{ color: "var(--text-heading)" }}>
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Live Feed
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{wsConnected && (
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<span className="ml-2 text-xs font-normal" style={{ color: "var(--text-muted)" }}>
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(streaming)
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</span>
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)}
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</h2>
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<div
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className="rounded-lg border overflow-hidden"
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style={{ backgroundColor: "var(--bg-card)", borderColor: "var(--border-primary)" }}
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>
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{liveEvents.length === 0 ? (
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<div className="p-6 text-center text-sm" style={{ color: "var(--text-muted)" }}>
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{wsConnected ? "Waiting for MQTT messages..." : "WebSocket not connected — live events will appear once connected."}
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</div>
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) : (
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<div className="max-h-80 overflow-y-auto">
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<table className="w-full text-xs">
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<thead>
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<tr style={{ backgroundColor: "var(--bg-primary)", borderBottom: "1px solid var(--border-primary)" }}>
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<th className="px-3 py-2 text-left font-medium" style={{ color: "var(--text-secondary)" }}>Type</th>
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<th className="px-3 py-2 text-left font-medium" style={{ color: "var(--text-secondary)" }}>Device</th>
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<th className="px-3 py-2 text-left font-medium" style={{ color: "var(--text-secondary)" }}>Data</th>
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</tr>
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</thead>
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<tbody>
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{liveEvents.map((event, i) => (
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<tr
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key={i}
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style={{ borderBottom: "1px solid var(--border-primary)" }}
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>
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<td className="px-3 py-2">
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<span
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className="px-1.5 py-0.5 rounded text-xs"
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style={{
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backgroundColor: event.type === "logs"
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? "var(--badge-blue-bg)"
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: event.type === "status/heartbeat"
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? "var(--success-bg)"
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: "var(--bg-primary)",
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color: event.type === "logs"
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? "var(--badge-blue-text)"
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: event.type === "status/heartbeat"
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? "var(--success-text)"
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: "var(--text-secondary)",
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}}
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>
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{event.type}
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</span>
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</td>
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<td className="px-3 py-2 font-mono" style={{ color: "var(--text-muted)" }}>
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{event.device_serial}
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</td>
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<td className="px-3 py-2" style={{ color: "var(--text-primary)" }}>
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{event.type === "logs"
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? event.payload?.message || JSON.stringify(event.payload)
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: event.type === "status/heartbeat"
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? `Uptime: ${event.payload?.payload?.timestamp || "?"} | IP: ${event.payload?.payload?.ip_address || "?"}`
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: JSON.stringify(event.payload).substring(0, 120)}
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</td>
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</tr>
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))}
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</tbody>
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</table>
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</div>
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)}
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</div>
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</div>
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</div>
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);
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}
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