feat: sum numbers init

src/pages/number/sum/service.ts

@@ -0,0 +1,29 @@
+export type NumberExtractionType = 'smart' | 'delimiter';
+
+function getAllNumbers(text: string): number[] {
+  const regex = /\d+/g;
+  const matches = text.match(regex);
+  return matches ? matches.map(Number) : [];
+}
+
+export const compute = (
+  input: string,
+  extractionType: NumberExtractionType,
+  printRunningSum: boolean,
+  separator: string
+) => {
+  let numbers: number[] = [];
+  if (extractionType === 'smart') {
+    numbers = getAllNumbers(input);
+  } else {
+    const parts = input.split(separator);
+    // Filter out and convert parts that are numbers
+    numbers = parts
+      .filter((part) => !isNaN(Number(part)) && part.trim() !== '')
+      .map(Number);
+  }
+  return numbers.reduce(
+    (previousValue, currentValue) => previousValue + currentValue,
+    0
+  );
+};