sync

internal/tui/models/activity.go

@@ -0,0 +1,98 @@
+package models
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/sstent/fitness-tui/internal/types"
+)
+
+type Activity struct {
+	ID           string
+	Name         string
+	Description  string
+	Type         string // Garmin activity type (e.g., "running", "cycling")
+	ActivityType string // Activity type for AI analysis prompts (e.g., "running", "cycling", "hiking")
+	Date         time.Time
+	Duration     time.Duration
+	Distance     float64 // meters
+	Elevation    float64
+	Calories     int // in kilocalories
+	Metrics      ActivityMetrics
+	FilePath     string // Path to original activity file (e.g., GPX/FIT)
+}
+
+type ActivityMetrics struct {
+	// Core metrics
+	AvgHeartRate    int
+	MaxHeartRate    int
+	AvgPace         float64 // seconds per km
+	AvgSpeed        float64 // km/h
+	ElevationGain   float64 // meters
+	ElevationLoss   float64 // meters
+	RecoveryTime    int     // hours
+	IntensityFactor float64
+
+	// Raw data streams
+	HeartRateData   []float64 `json:"heart_rate_data"`
+	ElevationData   []float64 `json:"elevation_data"`
+	PowerData       []float64 `json:"power_data,omitempty"`
+	CadenceData     []float64 `json:"cadence_data,omitempty"`
+	SpeedData       []float64 `json:"speed_data,omitempty"`
+	TemperatureData []float64 `json:"temperature_data,omitempty"`
+
+	// Downsampled metrics (for AI analysis)
+	DownsampledHR      []types.DownsampledPoint `json:"downsampled_hr,omitempty"`
+	DownsampledPower   []types.DownsampledPoint `json:"downsampled_power,omitempty"`
+	DownsampledCadence []types.DownsampledPoint `json:"downsampled_cadence,omitempty"`
+	DownsampledSpeed   []types.DownsampledPoint `json:"downsampled_speed,omitempty"`
+
+	// Power metrics
+	AvgPower        float64 `json:"avg_power"`
+	MaxPower        float64 `json:"max_power"`
+	NormalizedPower float64 `json:"normalized_power"`
+	FTP             float64 `json:"ftp"` // Functional Threshold Power
+
+	// Cadence metrics
+	AvgCadence float64 `json:"avg_cadence"`
+	MaxCadence float64 `json:"max_cadence"`
+
+	// Running metrics
+	GroundContactTime   int `json:"ground_contact_time"`  // milliseconds
+	VerticalOscillation int `json:"vertical_oscillation"` // millimeters
+
+	// Hiking metrics
+	AscentRate     float64 `json:"ascent_rate"`     // meters/hour
+	DescentRate    float64 `json:"descent_rate"`    // meters/hour
+	AvgTemperature float64 `json:"avg_temperature"` // Celsius
+
+	// Analysis-specific fields
+	TargetZones         string  `json:"target_zones"`          // e.g., "Z2: 115-140bpm"
+	TrainingLoad        float64 `json:"training_load"`         // Training load score
+	TrainingStressScore float64 `json:"training_stress_score"` // TSS score
+	ElevationProfile    string  `json:"elevation_profile"`     // e.g., "Hilly with 3 major climbs"
+	FatigueLevel        string  `json:"fatigue_level"`         // e.g., "Moderate"
+}
+
+func (a *Activity) FormattedDuration() string {
+	hours := int(a.Duration.Hours())
+	minutes := int(a.Duration.Minutes()) % 60
+	seconds := int(a.Duration.Seconds()) % 60
+	if hours > 0 {
+		return fmt.Sprintf("%d:%02d:%02d", hours, minutes, seconds)
+	}
+	return fmt.Sprintf("%02d:%02d", minutes, seconds)
+}
+
+func (a *Activity) FormattedDistance() string {
+	return fmt.Sprintf("%.2fkm", a.Distance/1000)
+}
+
+func (a *Activity) FormattedPace() string {
+	if a.Metrics.AvgPace <= 0 {
+		return "--:--"
+	}
+	minutes := int(a.Metrics.AvgPace) / 60
+	seconds := int(a.Metrics.AvgPace) % 60
+	return fmt.Sprintf("%d:%02d/km", minutes, seconds)
+}