Page de statistiques

tools/stats/unique_visitors_per_month.js

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+#!/usr/bin/env node
+
+const fs = require("fs/promises");
+const { renderChart, makeBarConfig } = require("../lib/stats/charts");
+const { fetchGoAccessJson, groupVisitsByMonth } = require("../lib/stats/goaccess");
+const { loadToolsConfig } = require("../lib/config");
+
+async function run({ stat, outputPath, publicPath }) {
+    if (!outputPath) {
+        throw new Error("outputPath manquant pour unique_visitors_per_month");
+    }
+
+    const toolsConfig = await loadToolsConfig();
+    const url = stat.url || toolsConfig.goaccess?.url || "";
+    const data = await fetchGoAccessJson(url);
+    const months = groupVisitsByMonth(data, { adjustCrawlers: true });
+
+    const labels = months.map((entry) => entry.month);
+    const values = months.map((entry) => entry.visitors);
+
+    const buffer = await renderChart(
+        makeBarConfig({
+            labels,
+            data: values,
+            title: "Visiteurs uniques par mois (hors crawlers)",
+            color: "rgba(239, 68, 68, 0.8)",
+        }),
+    );
+
+    await fs.writeFile(outputPath, buffer);
+
+    const latest = months[months.length - 1];
+
+    return {
+        image: publicPath,
+        meta: {
+            month: latest?.month || null,
+            visitors: latest?.visitors || 0,
+        },
+    };
+}
+
+module.exports = { run };