main.go

package main

import (
	"compress/gzip"
	"encoding/json"
	"fmt"
	"github.com/spf13/cobra"
	"os"
	"strings"
)

type RepoIdentifier struct {
	Owner string
	Name  string
}

type Data struct {
	CurrentRepo  *RepoIdentifier
	Repositories []Repository
}

var file = os.Getenv("HOME") + "/.github_issues"

func LoadData() (Data, error) {
	f, err := os.Open(file)
	if err != nil {
		p := err.(*os.PathError)
		//TODO: hacky
		if p.Err.Error() == "no such file or directory" {
			return Data{}, nil
		}
		return Data{}, err
	}
	defer f.Close()

	var data Data
	rd, err := gzip.NewReader(f)
	if err != nil {
		return Data{}, nil
	}
	return data, json.NewDecoder(rd).Decode(&data)
}

func SaveData(data Data) error {
	f, err := os.Create(file)
	if err != nil {
		return err
	}
	defer f.Close()
	writer := gzip.NewWriter(f)
	defer writer.Close()
	return json.NewEncoder(writer).Encode(data)
}

func ParseRepo(repo string) (owner, name string) {
	index := strings.Index(repo, "/")
	if index > -1 {
		return repo[0:index], repo[index+1:]
	}
	return "", ""
}

var RootCmd = &cobra.Command{
	Use:   "gir",
	Short: "gir is a very simple, fast and flexible github offline issues reader.",
	Long: `gir is an offline github issues reader by github.com/JanBerktold
		Go to https://github.com/JanBerktold/gir for further information.`,
}

func main() {
	if err := RootCmd.Execute(); err != nil {
		fmt.Println(err)
		os.Exit(-1)
	}
}