Allow start point to be within 500m of bounding box of its nearest neighbour

cmd/summarize-json/main.go

@@ -0,0 +1,48 @@
+package main
+
+import (
+	"encoding/csv"
+	"encoding/json"
+	"io/ioutil"
+	"log"
+	"os"
+	"path"
+	"strconv"
+
+	"github.com/ray1729/gpx-utils/pkg/placenames"
+)
+
+func main() {
+	log.SetFlags(0)
+	w := csv.NewWriter(os.Stdout)
+	for _, filename := range os.Args[1:] {
+		ts, err := readTrackSummary(filename)
+		if err != nil {
+			log.Fatal(err)
+		}
+		w.Write(constructRow(path.Base(filename), ts))
+	}
+	w.Flush()
+}
+
+func constructRow(filename string, ts *placenames.TrackSummary) []string {
+	row := make([]string, 5)
+	row[0] = filename[:10]
+	row[1] = ts.Start
+	row[2] = ts.Finish
+	row[3] = strconv.FormatFloat(ts.Distance, 'f', 1, 32)
+	row[4] = strconv.FormatFloat(ts.Ascent, 'f', 0, 32)
+	return row
+}
+
+func readTrackSummary(path string) (*placenames.TrackSummary, error) {
+	data, err := ioutil.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+	var ts placenames.TrackSummary
+	if err := json.Unmarshal(data, &ts); err != nil {
+		return nil, err
+	}
+	return &ts, nil
+}