feat: initial project scaffold with Watch companion app

src/utils/calculatePace.ts

@@ -0,0 +1,15 @@
+import { type WorkoutSet } from "@types/workout";
+
+export function calculateTotalDistance(sets: WorkoutSet[]): number {
+  return sets.reduce((acc, set) => acc + set.distancePerRep * set.repCount, 0);
+}
+
+export function calculateTotalDuration(sets: WorkoutSet[]): number {
+  return sets.reduce((acc, set) => {
+    const swimTime = set.targetTime
+      ? set.targetTime * set.repCount
+      : 0;
+    const restTime = set.restType === "none" ? 0 : set.restDuration * (set.repCount - 1);
+    return acc + swimTime + restTime;
+  }, 0);
+}