Files
ALwrity/frontend/src/services/monitoringService.ts
2025-11-05 08:51:00 +05:30

352 lines
9.2 KiB
TypeScript

import axios, { AxiosResponse } from 'axios';
import { emitApiEvent } from '../utils/apiEvents';
import {
SystemHealth,
APIStats,
LightweightStats,
CacheStats,
SystemHealthAPIResponse,
APIStatsAPIResponse,
LightweightStatsAPIResponse,
CacheStatsAPIResponse,
SystemHealthSchema,
APIStatsSchema,
LightweightStatsSchema,
CacheStatsSchema,
} from '../types/monitoring';
// API base configuration - consistent with client.ts pattern
const API_BASE_URL = process.env.REACT_APP_API_URL || process.env.REACT_APP_BACKEND_URL || '';
// Create axios instance for monitoring APIs
const monitoringAPI = axios.create({
baseURL: `${API_BASE_URL}/api/content-planning/monitoring`,
timeout: 10000,
headers: {
'Content-Type': 'application/json',
},
});
// Request interceptor for authentication
monitoringAPI.interceptors.request.use(
(config) => {
// Add auth token if available
const token = localStorage.getItem('auth_token');
if (token) {
config.headers.Authorization = `Bearer ${token}`;
}
// Add user ID to ALL requests for billing tracking
const userId = localStorage.getItem('user_id') || 'demo-user';
// Add user_id as query parameter for billing tracking
if (config.params) {
config.params.user_id = userId;
} else {
config.params = { user_id: userId };
}
// Also add as header for additional tracking
config.headers['X-User-ID'] = userId;
return config;
},
(error) => {
return Promise.reject(error);
}
);
// Response interceptor for error handling
monitoringAPI.interceptors.response.use(
(response: AxiosResponse) => {
return response;
},
(error) => {
console.error('Monitoring API Error:', error);
// Handle specific error cases
if (error.response?.status === 401) {
// Unauthorized - redirect to login
localStorage.removeItem('auth_token');
window.location.href = '/login';
} else if (error.response?.status === 503) {
// Service unavailable
console.warn('Monitoring service temporarily unavailable');
}
return Promise.reject(error);
}
);
// Core monitoring service functions
export const monitoringService = {
/**
* Get system health status
*/
getSystemHealth: async (): Promise<SystemHealth> => {
try {
const response = await monitoringAPI.get<SystemHealthAPIResponse>('/health');
// Check for success status (API returns 'status' field, not 'success')
if (response.data.status !== 'success') {
throw new Error(response.data.message || 'Failed to fetch system health');
}
// Transform API response to match SystemHealth interface
const apiData = response.data.data as any; // Type assertion for API response
const transformedData: SystemHealth = {
status: apiData.system_health as 'healthy' | 'warning' | 'critical',
icon: apiData.icon,
recent_requests: apiData.api_performance?.recent_requests || 0,
recent_errors: apiData.api_performance?.recent_errors || 0,
error_rate: apiData.api_performance?.error_rate || 0,
timestamp: apiData.timestamp,
};
// Validate transformed data
const validatedData = SystemHealthSchema.parse(transformedData);
emitApiEvent({ url: '/health', method: 'GET', source: 'monitoring' });
return validatedData;
} catch (error) {
console.error('Error fetching system health:', error);
// Return default healthy state on error
return {
status: 'healthy',
icon: '🟢',
recent_requests: 0,
recent_errors: 0,
error_rate: 0,
timestamp: new Date().toISOString(),
};
}
},
/**
* Get API performance statistics
*/
getAPIStats: async (minutes: number = 5): Promise<APIStats> => {
try {
const response = await monitoringAPI.get<APIStatsAPIResponse>('/api-stats', {
params: { minutes }
});
if (!response.data.success) {
throw new Error(response.data.error || 'Failed to fetch API stats');
}
// Validate response data
const validatedData = APIStatsSchema.parse(response.data.data);
emitApiEvent({ url: '/api-stats', method: 'GET', source: 'monitoring' });
return validatedData;
} catch (error) {
console.error('Error fetching API stats:', error);
throw error;
}
},
/**
* Get lightweight monitoring stats for dashboard header
*/
getLightweightStats: async (): Promise<LightweightStats> => {
try {
const response = await monitoringAPI.get<LightweightStatsAPIResponse>('/lightweight-stats');
if (!response.data.success) {
throw new Error(response.data.error || 'Failed to fetch lightweight stats');
}
// Validate response data
const validatedData = LightweightStatsSchema.parse(response.data.data);
emitApiEvent({ url: '/lightweight-stats', method: 'GET', source: 'monitoring' });
return validatedData;
} catch (error) {
console.error('Error fetching lightweight stats:', error);
// Return default stats on error
return {
status: 'healthy',
icon: '🟢',
recent_requests: 0,
recent_errors: 0,
error_rate: 0,
timestamp: new Date().toISOString(),
};
}
},
/**
* Get cache performance metrics
*/
getCacheStats: async (): Promise<CacheStats> => {
try {
const response = await monitoringAPI.get<CacheStatsAPIResponse>('/cache-stats');
if (!response.data.success) {
throw new Error(response.data.error || 'Failed to fetch cache stats');
}
// Validate response data
const validatedData = CacheStatsSchema.parse(response.data.data);
emitApiEvent({ url: '/cache-stats', method: 'GET', source: 'monitoring' });
return validatedData;
} catch (error) {
console.error('Error fetching cache stats:', error);
// Return default cache stats on error
return {
hits: 0,
misses: 0,
hit_rate: 0,
total_requests: 0,
};
}
},
};
// Utility functions for monitoring
export const getHealthStatusColor = (status: string): string => {
switch (status) {
case 'healthy':
return '#22c55e'; // Green
case 'warning':
return '#f59e0b'; // Orange
case 'critical':
return '#ef4444'; // Red
default:
return '#6b7280'; // Gray
}
};
export const getHealthStatusIcon = (status: string): string => {
switch (status) {
case 'healthy':
return '🟢';
case 'warning':
return '🟡';
case 'critical':
return '🔴';
default:
return '⚪';
}
};
export const formatResponseTime = (time: number): string => {
if (time < 1000) {
return `${time.toFixed(0)}ms`;
} else {
return `${(time / 1000).toFixed(2)}s`;
}
};
export const formatErrorRate = (rate: number): string => {
return `${rate.toFixed(2)}%`;
};
export const formatUptime = (uptime: number): string => {
if (uptime >= 99.9) {
return `${uptime.toFixed(3)}%`;
} else if (uptime >= 99) {
return `${uptime.toFixed(2)}%`;
} else {
return `${uptime.toFixed(1)}%`;
}
};
export const getPerformanceStatus = (responseTime: number, errorRate: number): {
status: 'excellent' | 'good' | 'warning' | 'critical';
color: string;
icon: string;
} => {
if (errorRate > 5 || responseTime > 5000) {
return {
status: 'critical',
color: '#ef4444',
icon: '🔴'
};
} else if (errorRate > 2 || responseTime > 2000) {
return {
status: 'warning',
color: '#f59e0b',
icon: '🟡'
};
} else if (errorRate > 0.5 || responseTime > 1000) {
return {
status: 'good',
color: '#22c55e',
icon: '🟢'
};
} else {
return {
status: 'excellent',
color: '#16a34a',
icon: '🟢'
};
}
};
export const calculateCacheEfficiency = (hitRate: number): {
status: 'excellent' | 'good' | 'warning' | 'poor';
color: string;
icon: string;
} => {
if (hitRate >= 90) {
return {
status: 'excellent',
color: '#16a34a',
icon: '🚀'
};
} else if (hitRate >= 75) {
return {
status: 'good',
color: '#22c55e',
icon: '✅'
};
} else if (hitRate >= 50) {
return {
status: 'warning',
color: '#f59e0b',
icon: '⚠️'
};
} else {
return {
status: 'poor',
color: '#ef4444',
icon: '❌'
};
}
};
export const formatThroughput = (requestsPerSecond: number): string => {
if (requestsPerSecond >= 1000) {
return `${(requestsPerSecond / 1000).toFixed(1)}k req/s`;
} else {
return `${requestsPerSecond.toFixed(1)} req/s`;
}
};
export const getEndpointStatus = (errorRate: number, avgTime: number): {
status: 'healthy' | 'warning' | 'critical';
color: string;
icon: string;
} => {
if (errorRate > 10 || avgTime > 5000) {
return {
status: 'critical',
color: '#ef4444',
icon: '🔴'
};
} else if (errorRate > 5 || avgTime > 2000) {
return {
status: 'warning',
color: '#f59e0b',
icon: '🟡'
};
} else {
return {
status: 'healthy',
color: '#22c55e',
icon: '🟢'
};
}
};
export default monitoringService;