fixed data transmission via a web socket and left data transmission via http requests for historical data

src/Charts/PrometheusChart.jsx

@@ -5,6 +5,7 @@ import { TimeRangeSelector } from './Components/TimeRangeSelector';
 import { ConnectionStatusIndicator } from './Components/ConnectionStatusIndicator';
 import { CurrentRangeDisplay } from './Components/CurrentRangeDisplay';
 import { TIME_RANGES, COLORS } from './Components/constants';
+import axios from 'axios';
 
 const PrometheusChart = ({ metricName }) => {
     const [chartData, setChartData] = useState(null);
@@ -15,6 +16,7 @@ const PrometheusChart = ({ metricName }) => {
     const [connectionStatus, setConnectionStatus] = useState('disconnected');
     const [selectedGraphRange, setSelectedGraphRange] = useState(null);
     const [filteredData, setFilteredData] = useState(null);
+    const [isSelectingRange, setIsSelectingRange] = useState(false);
     const intervalRef = useRef(null);
     const socketRef = useRef(null);
 
@@ -42,6 +44,88 @@ const PrometheusChart = ({ metricName }) => {
         };
     }, []);
 
+    const calculateStep = useCallback((start, end) => {
+        const range = end - start;
+        if (range <= 3600) return 5;
+        if (range <= 21600) return 30;
+        if (range <= 86400) return 120;
+        return 300;
+    }, []);
+
+    const fetchData = useCallback(() => {
+        
+        if (isSelectingRange) return;
+        
+        const now = Math.floor(Date.now() / 1000);
+        const start = now - selectedRange.value;
+        const end = now;
+        const step = calculateStep(start, end);
+
+        if (socketRef.current?.connected) {
+            socketRef.current.emit('get-metrics', {
+                metric: metricName,
+                start,
+                end,
+                step,
+                _t: Date.now()
+            });
+        }
+    }, [metricName, selectedRange.value, isSelectingRange]);  
+
+    const groupBySecond = (points) => {
+        const grouped = [];
+        const timeMap = {};
+
+        points.forEach(point => {
+            const timeKey = Math.floor(point.timestamp / 1000);
+            if (!timeMap[timeKey]) {
+                timeMap[timeKey] = { ...point, count: 1 };
+                grouped.push(timeMap[timeKey]);
+            } else {
+                timeMap[timeKey].value = (timeMap[timeKey].value * timeMap[timeKey].count + point.value) /
+                    (timeMap[timeKey].count + 1);
+                timeMap[timeKey].count += 1;
+            }
+        });
+
+        return grouped;
+    };
+
+    const processMetricsData = useCallback((response) => {
+        if (response.metric !== metricName) return;
+    
+        const dataArray = Array.isArray(response.data) ? response.data : [response.data];
+        if (!dataArray.length) return;
+    
+        setChartData(prev => {
+            const newData = { ...(prev || {}) };
+    
+            dataArray.forEach(item => {
+                const instance = item.instance || 'default';
+                if (!newData[instance]) newData[instance] = [];
+    
+                const timestamp = item.timestamp > 1e12 ? item.timestamp : item.timestamp * 1000;
+                const value = parseFloat(item.value);
+    
+                if (!newData[instance].some(p => p.timestamp === timestamp)) {
+                    newData[instance].push({
+                        time: formatTime(timestamp, selectedRange.value).display,
+                        value: value,
+                        timestamp: timestamp
+                    });
+                }
+            });
+    
+            Object.keys(newData).forEach(instance => {
+                newData[instance] = groupBySecond(newData[instance])
+                    .sort((a, b) => a.timestamp - b.timestamp)
+                    .slice(-1000);
+            });
+    
+            return Object.keys(newData).length ? newData : prev;
+        });
+    }, [metricName, selectedRange.value, formatTime]);
+
     const setupWebSocket = useCallback(() => {
         if (socketRef.current) {
             // Если соединение уже существует, возвращаем его
@@ -91,80 +175,35 @@ const PrometheusChart = ({ metricName }) => {
         return socket;
     }, []);
 
-    const calculateStep = useCallback((start, end) => {
+    const fetchCustomRangeData = useCallback(async () => {
-        const range = end - start;
+        const start = Math.floor(startDate.getTime() / 1000);
-        if (range <= 3600) return 5;
+        const end = Math.floor(endDate.getTime() / 1000);
-        if (range <= 21600) return 30;
-        if (range <= 86400) return 120;
-        return 300;
-    }, []);
-
-    const fetchData = useCallback(() => {
-        const now = Math.floor(Date.now() / 1000);
-        const start = now - selectedRange.value;
-        const end = now;
         const step = calculateStep(start, end);
     
-        if (socketRef.current?.connected) {
+        try {
-            socketRef.current.emit('get-metrics', {
+            const response = await axios.get(`${import.meta.env.VITE_BACK_URL}/metrics`, {
+                params: {
                     metric: metricName,
                     start,
                     end,
-                step,
+                    step
-                _t: Date.now() // Добавляем timestamp для уникальности
-            });
-        }
-    }, [metricName, selectedRange.value]); // Только необходимые зависимости
-
-    const groupBySecond = (points) => {
-        const grouped = [];
-        const timeMap = {};
-
-        points.forEach(point => {
-            const timeKey = Math.floor(point.timestamp / 1000);
-            if (!timeMap[timeKey]) {
-                timeMap[timeKey] = { ...point, count: 1 };
-                grouped.push(timeMap[timeKey]);
-            } else {
-                timeMap[timeKey].value = (timeMap[timeKey].value * timeMap[timeKey].count + point.value) /
-                    (timeMap[timeKey].count + 1);
-                timeMap[timeKey].count += 1;
                 }
             });
     
-        return grouped;
+            if (response.data) { // Изменили условие, так как бэкенд возвращает массив напрямую
-    };
+                processMetricsData({
-
+                    metric: metricName,
-    const processMetricsData = useCallback((response) => {
+                    data: response.data.map(item => ({
-        if (response.metric !== metricName || !Array.isArray(response.data)) return;
+                        ...item,
-
+                        timestamp: item.timestamp / 1000, // или item.timestamp если уже в секундах
-        setChartData(prev => {
+                        value: item.value.toString() // преобразуем в строку, как ожидает processMetricsData
-            const newData = { ...(prev || {}) };
+                    }))
-
-            // Добавление новых точек
-            response.data.forEach(item => {
-                const instance = item.instance || 'default';
-                if (!newData[instance]) newData[instance] = [];
-
-                if (!newData[instance].some(p => p.timestamp === item.timestamp)) {
-                    newData[instance].push({
-                        time: formatTime(item.timestamp, selectedRange.value).display,
-                        value: parseFloat(item.value),
-                        timestamp: item.timestamp
                 });
             }
-            });
+        } catch (error) {
-
+            console.error('Ошибка при получении кастомных данных:', error);
-            // Группировка и ограничение
+        }
-            Object.keys(newData).forEach(instance => {
+    }, [metricName, startDate, endDate, calculateStep, processMetricsData]);
-                newData[instance] = groupBySecond(newData[instance])
-                    .sort((a, b) => a.timestamp - b.timestamp)
-                    .slice(-1000);
-            });
-
-            return Object.keys(newData).length ? newData : prev;
-        });
-    }, [metricName, selectedRange.value, formatTime]);
 
 
     const handleRangeChange = useCallback((event) => {
@@ -180,6 +219,11 @@ const PrometheusChart = ({ metricName }) => {
         const now = new Date();
         setEndDate(now);
         setStartDate(new Date(now.getTime() - range.value * 1000));
+    
+        // Переподключение сокета при возврате к стандартным диапазонам
+        if (!socketRef.current?.connected) {
+            socketRef.current?.connect();
+        }
     }, []);
 
     const handleCustomRangeChange = useCallback(() => {
@@ -192,9 +236,35 @@ const PrometheusChart = ({ metricName }) => {
     const handleResetZoom = useCallback(() => {
         setSelectedGraphRange(null);
         setFilteredData(null);
+        setIsSelectingRange(false); 
         fetchData();
     }, [fetchData]);
 
+    const handleRangeSelect = useCallback((range) => {
+        if (range) {
+            // Начало выделения - останавливаем обновления
+            setIsSelectingRange(true);
+            setSelectedGraphRange(range);
+            
+            // Отключаем сокет
+            if (socketRef.current?.connected) {
+                socketRef.current.disconnect();
+            }
+            // Очищаем интервал
+            if (intervalRef.current) {
+                clearInterval(intervalRef.current);
+                intervalRef.current = null;
+            }
+        } else {
+            // Окончание выделения - возобновляем соединение
+            setIsSelectingRange(false);
+            
+            if (!useCustomRange && socketRef.current && !socketRef.current.connected) {
+                socketRef.current.connect();
+            }
+        }
+    }, [useCustomRange]);
+
     useEffect(() => {
         const socket = setupWebSocket();
         return () => {
@@ -204,7 +274,15 @@ const PrometheusChart = ({ metricName }) => {
     }, [setupWebSocket]);
 
     useEffect(() => {
-        if (!socketRef.current?.connected) return;
+        if (useCustomRange) {
+            if (socketRef.current?.connected) {
+                socketRef.current.disconnect();
+            }
+            fetchCustomRangeData();
+            return;
+        }
+        
+        if (!socketRef.current?.connected || isSelectingRange) return;
         
         const fetchDataWrapper = () => {
             try {
@@ -214,10 +292,7 @@ const PrometheusChart = ({ metricName }) => {
             }
         };
         
-        // Сразу запросить данные
         fetchDataWrapper();
-
-        // Установить интервал
         intervalRef.current = setInterval(fetchDataWrapper, selectedRange.interval);
         
         return () => {
@@ -226,7 +301,7 @@ const PrometheusChart = ({ metricName }) => {
                 intervalRef.current = null;
             }
         };
-    }, [fetchData, selectedRange.interval]);
+    }, [fetchData, fetchCustomRangeData, selectedRange.interval, useCustomRange, isSelectingRange]);
 
     useEffect(() => {
         if (!chartData || !selectedGraphRange) {
@@ -298,7 +373,7 @@ const PrometheusChart = ({ metricName }) => {
                 chartData={chartData}
                 metricName={metricName}
                 colors={COLORS}
-                onRangeSelect={setSelectedGraphRange}
+                onRangeSelect={handleRangeSelect} // Используем модифицированный обработчик
                 filteredData={filteredData}
             />
         </div>