add csv for visits

dashboard/server/api/project/generate_csv.ts

@@ -2,6 +2,7 @@
 import { ProjectModel } from "@schema/ProjectSchema";
 import { UserSettingsModel } from "@schema/UserSettings";
 import { EventModel } from '@schema/metrics/EventSchema';
+import { VisitModel } from "@schema/metrics/VisitSchema";
 
 
 export default defineEventHandler(async event => {
@@ -17,20 +18,45 @@ export default defineEventHandler(async event => {
     const project = await ProjectModel.findById(project_id);
     if (!project) return setResponseStatus(event, 400, 'Project not found');
 
+    const { mode } = getQuery(event);
 
-    const eventsReportData = await EventModel.find({
-        project_id: project._id,
-        created_at: { $gt: Date.now() - 1000 * 60 * 60 * 24 * 7 + 30 }
-    });
+    if (mode === 'visits') {
 
-    const csvLines: string[][] = [['name']];
-    eventsReportData.forEach(e => {
-        csvLines.push([e.name])
-    });
+        const visistsReportData = await VisitModel.find({
+            project_id,
+            created_at: {
+                $gt: Date.now() - 1000 * 60 * 60 * 24 * 7
+            }
+        });
 
-    return csvLines.map(row => {
-        return row.join(',');
-    }).join('\n');
+        const csvHeader = [
+            "browser",
+            "os",
+            "continent",
+            "country",
+            "device",
+            "website",
+            "page",
+            "referrer",
+            "created_at",
+        ];
+
+
+        const lines: any[] = [];
+        visistsReportData.forEach(line => lines.push(line.toJSON()));
+
+        const result = csvHeader.join(',') + '\n' + lines.map(element => {
+            const content: string[] = [];
+            for (const key of csvHeader) {
+                content.push(element[key]);
+            }
+            return content.join(',');
+        }).join('\n');
+
+        return result;
+    } else {
+        return '';
+    }
 
 
 });