61 lines
2.0 KiB
TypeScript
61 lines
2.0 KiB
TypeScript
import { NextResponse } from "next/server";
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import { getDatabase } from "@/lib/db/mongodb";
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export async function GET() {
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try {
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const db = await getDatabase();
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// Récupérer toutes les transactions
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const transactions = await db.collection("transactions").find({}).toArray();
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// Calculer les tokens par jour (7 derniers jours)
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const dailyStats = [];
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const today = new Date();
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const dayNames = ["Dim", "Lun", "Mar", "Mer", "Jeu", "Ven", "Sam"];
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for (let i = 6; i >= 0; i--) {
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const date = new Date(today);
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date.setDate(date.getDate() - i);
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date.setHours(0, 0, 0, 0);
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const nextDate = new Date(date);
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nextDate.setDate(nextDate.getDate() + 1);
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const dayTransactions = transactions.filter(transaction => {
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const transactionDate = new Date(transaction.createdAt);
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return transactionDate >= date && transactionDate < nextDate;
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});
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const totalTokens = dayTransactions.reduce((sum, transaction) => {
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return sum + Math.abs(Number(transaction.rawAmount) || 0);
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}, 0);
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dailyStats.push({
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name: dayNames[date.getDay()],
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value: totalTokens
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});
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}
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// Calculer la répartition par modèle (vraies données)
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const modelStats = new Map<string, number>();
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transactions.forEach(transaction => {
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const model = transaction.model || "Inconnu";
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const tokens = Math.abs(Number(transaction.rawAmount) || 0);
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modelStats.set(model, (modelStats.get(model) || 0) + tokens);
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});
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// Convertir en array et trier par usage
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const modelData = Array.from(modelStats.entries())
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.map(([name, value]) => ({ name, value }))
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.sort((a, b) => b.value - a.value);
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return NextResponse.json({
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dailyTokens: dailyStats,
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modelDistribution: modelData
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});
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} catch (error) {
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console.error("Erreur lors du calcul des statistiques:", error);
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return NextResponse.json({ error: "Erreur serveur" }, { status: 500 });
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}
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} |