260310:1705 20260310:1700 Refactor rfas

specs/03-Data-and-Storage/.mountcheck.js

@@ -0,0 +1,45 @@
+const fs = require('fs');
+const config = $('Set Configuration').first().json.config;
+
+// Check file mount and inputs
+try {
+  if (!fs.existsSync(config.EXCEL_FILE)) {
+    throw new Error(`Excel file not found at: ${config.EXCEL_FILE}`);
+  }
+  if (!fs.existsSync(config.SOURCE_PDF_DIR)) {
+    throw new Error(`PDF Source directory not found at: ${config.SOURCE_PDF_DIR}`);
+  }
+  
+  const files = fs.readdirSync(config.SOURCE_PDF_DIR);
+  
+  // Check write permission to log path
+  fs.writeFileSync(`${config.LOG_PATH}/.preflight_ok`, new Date().toISOString());
+  
+  // Grab categories out of the previous node (Fetch Categories) if available
+  // otherwise use fallback array
+  let categories = ['Correspondence','RFA','Drawing','Transmittal','Report','Other'];
+  try {
+    const upstreamData = $('Fetch Categories').first()?.json?.data;
+    if (upstreamData && Array.isArray(upstreamData)) {
+        categories = upstreamData.map(c => c.name || c.type || c); // very loose mapping depending on API response
+    }
+  } catch(e) {}
+  
+  // Grab existing tags from Fetch Tags node
+  let existingTags = [];
+  try {
+    const tagData = $('Fetch Tags').first()?.json?.data || [];
+    existingTags = Array.isArray(tagData) ? tagData.map(t => t.tag_name || t.name || '').filter(Boolean) : [];
+  } catch(e) {}
+    
+  return [{ json: { 
+    preflight_ok: true, 
+    pdf_count_in_source: files.length,
+    excel_target: config.EXCEL_FILE,
+    system_categories: categories,
+    existing_tags: existingTags,
+    timestamp: new Date().toISOString()
+  }}];
+} catch (err) {
+  throw new Error(`Pre-flight check failed: ${err.message}`);
+}