add csv helper file

src/utils/csv.ts

@@ -0,0 +1,43 @@
+export function jsonToCSV(data: any): string {
+  if (!data || !Array.isArray(data) || data.length === 0) {
+    return "";
+  }
+
+  // Get headers from the first object
+  const headers = Object.keys(data[0]);
+
+  // Create CSV rows
+  const rows = data.map(item => {
+    return headers
+      .map(header => {
+        const value = item[header];
+        // Handle arrays by joining with semicolon
+        const cellValue = Array.isArray(value)
+          ? value.join("; ")
+          : String(value);
+        // Escape quotes and wrap in quotes
+        return `"${cellValue.replace(/"/g, '""')}"`;
+      })
+      .join(",");
+  });
+
+  // Combine headers and rows
+  const csvContent = [headers.join(","), ...rows].join("\n");
+
+  return csvContent;
+}
+
+export function downloadCSV(csvContent: string, filename: string) {
+  const blob = new Blob([csvContent], { type: "text/csv;charset=utf-8;" });
+  const link = document.createElement("a");
+  const url = URL.createObjectURL(blob);
+
+  link.setAttribute("href", url);
+  link.setAttribute("download", filename);
+  link.style.visibility = "hidden";
+
+  document.body.appendChild(link);
+  link.click();
+  document.body.removeChild(link);
+  URL.revokeObjectURL(url); // Clean up the URL object
+}