ray/gpx-utils
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Simplify usage.

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This commit is contained in:
Ray Miller 2020-04-18 14:26:48 +01:00
parent 86022818da
commit 98cd890766
1 changed files with 11 additions and 9 deletions
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20
cmd/analyze-gpx/main.go
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@ -2,7 +2,6 @@ package main
import ( import (
"encoding/json" "encoding/json"
"flag"
"fmt" "fmt"
"io" "io"
"io/ioutil" "io/ioutil"
@ -14,20 +13,23 @@ import (
) )
func main() { func main() {
gpxFile := flag.String("gpx", "", "Path to GPX file") log.SetFlags(0)
dirName := flag.String("dir", "", "Directory to scan for GPX files") if len(os.Args) != 2 {
flag.Parse() log.Fatal("Usage: %s GPX_FILE_OR_DIRECTORY")
if (*gpxFile == "" && *dirName == "") || (*gpxFile != "" && *dirName != "") { }
log.Fatal("exactly one of --dir or --gpx is required") inFile := os.Args[1]
info, err := os.Stat(inFile)
if err != nil {
log.Fatal(err)
} }
gs, err := placenames.NewGPXSummarizer() gs, err := placenames.NewGPXSummarizer()
if err != nil { if err != nil {
log.Fatal(err) log.Fatal(err)
} }
if *gpxFile != "" { if info.IsDir() {
err = summarizeSingleFile(gs, *gpxFile) err = summarizeDirectory(gs, inFile)
} else { } else {
err = summarizeDirectory(gs, *dirName) err = summarizeSingleFile(gs, inFile)
} }
if err != nil { if err != nil {
log.Fatal(err) log.Fatal(err)