Add function to get relevant files based on size and gitignore rules

main.js

@@ -2054,6 +2054,37 @@ ipcMain.on('show-tree-context-menu', (event, { absPath, relPath, root, type }) =
     if (content && content.length > 1500) score += 2;
     return score;
   }
+  
+  function getRelevantFiles(dir, maxSize = 100*1024, ig = null, base = null) {
+    base = base || dir;
+    if (!ig) ig = getGitignoreFilter(base);
+    let files = [];
+    function walk(current) {
+      for (const f of fs.readdirSync(current)) {
+        const full = path.join(current, f);
+        const rel  = path.relative(base, full);
+        if (ig && ig.ignores(rel)) continue;
+        if (fs.statSync(full).isDirectory()) {
+          if (f.startsWith('.')) continue;
+          walk(full);
+        } else if (isTextFile(full)) {
+          const content = fs.readFileSync(full, 'utf8').slice(0, 3000); // reicht für scoring
+          files.push({ f: full, rel, s: fs.statSync(full).size, score: getFileRelevanceScore(full, rel, content) });
+        }
+      }
+    }
+    walk(dir);
+    files.sort((a, b) => b.score - a.score || a.s - b.s);
+    // Limit by maxSize
+    let sum = 0, selected = [];
+    for (let {f,s} of files) {
+      if (sum + s > maxSize) break;
+      selected.push(f);
+      sum += s;
+    }
+    return selected;
+  }
+