stage 1

2026-04-19 21:14:16 +02:00
parent 0c74a75126
commit 28d167f11f
42 changed files with 5681 additions and 55 deletions
@@ -0,0 +1,100 @@
+/*
+ * CSV and attachment export module (F2). Generates a CSV file from the current
+ * report's answers and allows downloading individual attachments. XLSX and ZIP
+ * export can be added by integrating SheetJS and JSZip libraries.
+ */
+
+import { state, getCurrentReport, getTemplateRecord } from './state.js';
+import { dbGetAllByIndex } from './db.js';
+import { STORE_ATTACHMENTS } from './constants.js';
+
+/*
+ * Exports the active report as a CSV file. Columns are derived from the template
+ * definition so field labels appear as headers and field values as the row.
+ */
+export async function exportReportCSV() {
+  const report = getCurrentReport();
+
+  if (!report) {
+    throw new Error('No report to export');
+  }
+
+  const template = getTemplateRecord(report.templateCode, report.templateVersion);
+
+  if (!template) {
+    throw new Error('Template definition needed for export');
+  }
+
+  const headers = [];
+  const values = [];
+
+  /* Meta columns. */
+  headers.push('Report Number', 'Template', 'Version', 'Status', 'Created', 'Updated');
+  values.push(
+    report.reportNumber,
+    report.templateCode,
+    String(report.templateVersion),
+    report.status,
+    report.createdAt,
+    report.updatedAt
+  );
+
+  /* Dynamic field columns derived from the template definition. */
+  for (const section of template.definition.sections || []) {
+    for (const field of section.fields || []) {
+      if (field.type === 'attachment') {
+        continue;
+      }
+
+      headers.push(field.label);
+      const raw = report.answers[field.id];
+      values.push(raw === undefined || raw === null ? '' : String(raw));
+    }
+  }
+
+  const csvContent = [
+    headers.map(csvEscape).join(','),
+    values.map(csvEscape).join(',')
+  ].join('\r\n');
+
+  downloadBlob(
+    new Blob([csvContent], { type: 'text/csv;charset=utf-8' }),
+    `${report.reportNumber || 'report'}.csv`
+  );
+}
+
+/*
+ * Exports all attachments for the active report as individual file downloads.
+ * A future iteration could bundle these into a ZIP archive using JSZip.
+ */
+export async function exportReportAttachments() {
+  const report = getCurrentReport();
+
+  if (!report) {
+    throw new Error('No report to export');
+  }
+
+  const attachments = await dbGetAllByIndex(STORE_ATTACHMENTS, 'byReportId', report.id);
+
+  for (const attachment of attachments) {
+    downloadBlob(attachment.blob, attachment.generatedFilename);
+  }
+}
+
+/* ── Helpers ────────────────────────────────────────────────────────────── */
+
+function csvEscape(value) {
+  const str = String(value).replace(/"/g, '""');
+  return /[",\r\n]/.test(str) ? `"${str}"` : str;
+}
+
+function downloadBlob(blob, filename) {
+  const url = URL.createObjectURL(blob);
+  const anchor = document.createElement('a');
+  anchor.href = url;
+  anchor.download = filename;
+  document.body.appendChild(anchor);
+  anchor.click();
+  anchor.remove();
+  URL.revokeObjectURL(url);
+}