stats

type ExerciseFrequency struct {
	Name  string `json:"name"`
	Count int    `json:"count"`
}

type PersonalRecord struct {
	Exercise   string  `json:"exercise"`
	RecordType string  `json:"record_type"`
	Value      float64 `json:"value"`
	Unit       string  `json:"unit"`
	Reps       int     `json:"reps,omitempty"`
	Date       string  `json:"date"`
	WorkoutID  string  `json:"workout_id"`
}

type ProgressAnalysis struct {
	StartingValue  float64 `json:"starting_value"`
	CurrentValue   float64 `json:"current_value"`
	AbsoluteChange float64 `json:"absolute_change"`
	PercentChange  float64 `json:"percent_change"`
	Trend          string  `json:"trend"`
}

type ProgressData struct {
	Exercise   string           `json:"exercise"`
	Metric     string           `json:"metric"`
	Unit       string           `json:"unit"`
	DataPoints []ProgressPoint  `json:"data_points"`
	Analysis   ProgressAnalysis `json:"analysis"`
}

type ProgressPoint struct {
	Date  string  `json:"date"`
	Value float64 `json:"value"`
}

type RecordsData struct {
	PersonalRecords []PersonalRecord `json:"personal_records"`
}

type SummaryStats struct {
	Period struct {
		Start string `json:"start"`
		End   string `json:"end"`
	} `json:"period"`
	Workouts struct {
		Total                  int     `json:"total"`
		AverageDurationMinutes float64 `json:"average_duration_minutes"`
		TotalDurationHours     float64 `json:"total_duration_hours"`
	} `json:"workouts"`
	Volume struct {
		TotalKg           float64 `json:"total_kg"`
		AveragePerWorkout float64 `json:"average_per_workout_kg"`
	} `json:"volume"`
	Exercises struct {
		UniqueCount  int                 `json:"unique_count"`
		TotalSets    int                 `json:"total_sets"`
		MostFrequent []ExerciseFrequency `json:"most_frequent"`
	} `json:"exercises"`
	Consistency struct {
		WorkoutsPerWeek   float64 `json:"workouts_per_week"`
		LongestStreakDays int     `json:"longest_streak_days"`
		CurrentStreakDays int     `json:"current_streak_days"`
	} `json:"consistency"`
}