checkpoint 3

cleanup.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+# Move activity.go back to parser directory
+mv internal/parser/activity.go internal/parser/activity.go
+
+# Remove extra directories
+rm -rf internal/parser/activity
+
+# Revert import paths
+find . -name '*.go' -exec sed -i \
+  -e 's|parser/activity/activity|parser|g' \
+  -e 's|github.com/sstent/garminsync-go/internal/parser/activity/activity|github.com/sstent/garminsync-go/internal/parser|g' \
+  {} +
+
+# Remove unused fix_imports script
+rm -f fix_imports.sh

internal/parser/activity.go

@@ -0,0 +1,35 @@
+package parser
+
+import "time"
+
+// ActivityMetrics contains all metrics extracted from activity files
+type ActivityMetrics struct {
+	ActivityType   string
+	StartTime      time.Time
+	Duration       time.Duration
+	Distance       float64 // in meters
+	MaxHeartRate   int
+	AvgHeartRate   int
+	AvgPower       int
+	Calories       int
+	Steps          int
+	ElevationGain  float64 // in meters
+	ElevationLoss  float64 // in meters
+	MinTemperature float64 // in °C
+	MaxTemperature float64 // in °C
+	AvgTemperature float64 // in °C
+}
+
+// Parser defines the interface for activity file parsers
+type Parser interface {
+	ParseFile(filename string) (*ActivityMetrics, error)
+}
+
+// FileType represents supported file formats
+type FileType string
+
+const (
+	FIT FileType = "fit"
+	TCX FileType = "tcx"
+	GPX FileType = "gpx"
+)