'use client';

import { useState, useEffect } from 'react';
import {
  UserMetrics,
  WorkoutSession,
  saveWorkoutSession,
  getWorkoutSessions,
  updateWorkoutSession,
  deleteWorkoutSession,
  getWorkoutsByType,
  getWorkoutsByDateRange,
  saveUserMetrics,
  getUserMetrics,
  updateUserMetrics,
  calculateMetricsFromSessions,
} from '@/lib/storage/workoutStorage';

export function useWorkoutData() {
  const [workouts, setWorkouts] = useState<WorkoutSession[]>([]);
  const [metrics, setMetrics] = useState<UserMetrics | null>(null);
  const [loading, setLoading] = useState(true);

  useEffect(() => {
    const loadData = async () => {
      try {
        const [workoutList, userMetrics] = await Promise.all([
          getWorkoutSessions(),
          getUserMetrics(),
        ]);
        setWorkouts(workoutList);
        setMetrics(userMetrics);
      } finally {
        setLoading(false);
      }
    };
    loadData();
  }, []);

  return {
    workouts,
    metrics,
    loading,
    saveWorkoutSession,
    updateWorkoutSession,
    deleteWorkoutSession,
    getWorkoutsByType,
    getWorkoutsByDateRange,
    saveUserMetrics,
    updateUserMetrics,
    calculateMetricsFromSessions,
  };
}