feat: swap-csv-columns

src/utils/csv.ts

@@ -0,0 +1,26 @@
+/**
+ * Splits a CSV string into rows, skipping any blank lines.
+ * @param {string} input - The CSV input string.
+ * @param {string} commentCharacter - The character used to denote comments.
+ * @returns {string[][]} - The CSV rows as a 2D array.
+ */
+export function splitCsv(
+  input: string,
+  deleteComment: boolean,
+  commentCharacter: string,
+  deleteEmptyLines: boolean
+): string[][] {
+  let rows = input.split('\n').map((row) => row.split(','));
+
+  // Remove comments if deleteComment is true
+  if (deleteComment) {
+    rows = rows.filter((row) => !row[0].trim().startsWith(commentCharacter));
+  }
+
+  // Remove empty lines if deleteEmptyLines is true
+  if (deleteEmptyLines) {
+    rows = rows.filter((row) => row.some((cell) => cell.trim() !== ''));
+  }
+
+  return rows;
+}