리펙토링 - 전체 프로젝트 코드 (Codex)

src/renderer/utils/dom.js

@@ -0,0 +1,9 @@
+export function renderTextList(listEl, items) {
+  listEl.replaceChildren(...items.map(createTextListItem));
+}
+
+function createTextListItem(text) {
+  const li = document.createElement('li');
+  li.textContent = text;
+  return li;
+}

src/renderer/utils/file-names.js

@@ -0,0 +1,20 @@
+export function getExtension(fileName, fallback = 'jpg') {
+  const parts = fileName.split('.');
+  return parts.length > 1 ? parts.pop().toLowerCase() : fallback;
+}
+
+export function clampDigits(value, fallback = 3) {
+  return Math.max(1, Math.min(6, parseInt(value, 10) || fallback));
+}
+
+export function buildSequentialName(fileName, index, { prefix, digits }) {
+  const ext = getExtension(fileName);
+  return `${prefix}_${String(index + 1).padStart(digits, '0')}.${ext}`;
+}
+
+export function getNameFormat(prefixInput, digitsInput, digitsFallback = 3) {
+  return {
+    prefix: prefixInput.value.trim() || 'photo',
+    digits: clampDigits(digitsInput.value, digitsFallback),
+  };
+}