File size: 4,287 Bytes
6d9f36a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 | interface EndpointStats {
totalRequests: number;
successRequests: number;
failedRequests: number;
lastAccessed: number;
}
interface VisitorData {
timestamp: number;
count: number;
}
interface GlobalStats {
totalRequests: number;
totalSuccess: number;
totalFailed: number;
uniqueVisitors: Set<string>;
endpoints: Map<string, EndpointStats>;
startTime: number;
visitorsByHour: Map<number, Set<string>>;
}
class StatsTracker {
private stats: GlobalStats;
constructor() {
this.stats = {
totalRequests: 0,
totalSuccess: 0,
totalFailed: 0,
uniqueVisitors: new Set(),
endpoints: new Map(),
startTime: Date.now(),
visitorsByHour: new Map(),
};
}
trackRequest(endpoint: string, statusCode: number, clientIp: string) {
this.stats.totalRequests++;
this.stats.uniqueVisitors.add(clientIp);
const currentHour = Math.floor(Date.now() / (1000 * 60 * 60));
if (!this.stats.visitorsByHour.has(currentHour)) {
this.stats.visitorsByHour.set(currentHour, new Set());
}
this.stats.visitorsByHour.get(currentHour)!.add(clientIp);
const cutoffHour = currentHour - 24;
Array.from(this.stats.visitorsByHour.keys()).forEach(hour => {
if (hour < cutoffHour) {
this.stats.visitorsByHour.delete(hour);
}
});
if (statusCode >= 200 && statusCode < 400) {
this.stats.totalSuccess++;
} else {
this.stats.totalFailed++;
}
if (!this.stats.endpoints.has(endpoint)) {
this.stats.endpoints.set(endpoint, {
totalRequests: 0,
successRequests: 0,
failedRequests: 0,
lastAccessed: Date.now(),
});
}
const endpointStats = this.stats.endpoints.get(endpoint)!;
endpointStats.totalRequests++;
endpointStats.lastAccessed = Date.now();
if (statusCode >= 200 && statusCode < 400) {
endpointStats.successRequests++;
} else {
endpointStats.failedRequests++;
}
}
getGlobalStats() {
const uptime = Date.now() - this.stats.startTime;
const uptimeHours = Math.floor(uptime / (1000 * 60 * 60));
const uptimeDays = Math.floor(uptimeHours / 24);
return {
totalRequests: this.stats.totalRequests,
totalSuccess: this.stats.totalSuccess,
totalFailed: this.stats.totalFailed,
uniqueVisitors: this.stats.uniqueVisitors.size,
successRate: this.stats.totalRequests > 0
? ((this.stats.totalSuccess / this.stats.totalRequests) * 100).toFixed(2)
: "0.00",
uptime: {
ms: uptime,
hours: uptimeHours,
days: uptimeDays,
formatted: uptimeDays > 0
? `${uptimeDays}d ${uptimeHours % 24}h`
: `${uptimeHours}h`,
},
};
}
getVisitorChartData(): VisitorData[] {
const currentHour = Math.floor(Date.now() / (1000 * 60 * 60));
const data: VisitorData[] = [];
for (let i = 23; i >= 0; i--) {
const hour = currentHour - i;
const visitors = this.stats.visitorsByHour.get(hour);
const timestamp = hour * 1000 * 60 * 60;
data.push({
timestamp,
count: visitors ? visitors.size : 0,
});
}
return data;
}
getEndpointStats(endpoint: string) {
return this.stats.endpoints.get(endpoint) || null;
}
getAllEndpointStats() {
const result: Record<string, EndpointStats> = {};
this.stats.endpoints.forEach((stats, endpoint) => {
result[endpoint] = stats;
});
return result;
}
getTopEndpoints(limit: number = 10) {
return Array.from(this.stats.endpoints.entries())
.map(([endpoint, stats]) => ({ endpoint, ...stats }))
.sort((a, b) => b.totalRequests - a.totalRequests)
.slice(0, limit);
}
reset() {
this.stats = {
totalRequests: 0,
totalSuccess: 0,
totalFailed: 0,
uniqueVisitors: new Set(),
endpoints: new Map(),
startTime: Date.now(),
visitorsByHour: new Map(),
};
}
}
let statsTracker: StatsTracker;
export function initStatsTracker() {
statsTracker = new StatsTracker();
return statsTracker;
}
export function getStatsTracker() {
if (!statsTracker) {
throw new Error("StatsTracker not initialized. Call initStatsTracker() first.");
}
return statsTracker;
} |