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main.go
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main.go
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package main
import (
"fmt"
"io/ioutil"
"os"
"time"
"github.com/adrg/xdg"
"github.com/pelletier/go-toml"
"github.com/storvik/goshrt"
"github.com/storvik/goshrt/http"
"github.com/storvik/goshrt/version"
"github.com/urfave/cli/v2"
)
// AppConfig represents application configuration
type AppConfig struct {
Client struct {
Key string `toml:"key"` // Key is the secret key used to authinticate with server
} `toml:"client"`
Server struct {
Address string `toml:"address"` // Address is server address
} `toml:"Server"`
}
func main() {
shrtFlags := []cli.Flag{
&cli.IntFlag{Name: "id"},
&cli.StringFlag{Name: "domain"},
&cli.StringFlag{Name: "slug"},
&cli.StringFlag{Name: "dest"},
&cli.StringFlag{Name: "expiry"},
}
var a *AppConfig
app := &cli.App{
Name: "goshrtc",
Usage: "Goshrt client",
Description: "Client for self hosted URL shortener, goshrt",
Flags: []cli.Flag{
&cli.StringFlag{
Name: "config",
Aliases: []string{"c"},
Usage: "Load configuration from `FILE`",
},
},
Before: func(c *cli.Context) error {
var err error
appcfg := new(AppConfig)
cfg := c.String("config")
if cfg == "" {
cfg, err = xdg.SearchConfigFile("goshrt/client.toml")
if err != nil {
return err
}
}
if buf, err := ioutil.ReadFile(cfg); err != nil {
return err
} else if err := toml.Unmarshal(buf, appcfg); err != nil {
return err
}
a = appcfg
return nil
},
Commands: []*cli.Command{
{
Name: "version",
Aliases: []string{"v"},
Usage: "print version",
Action: func(c *cli.Context) error {
version.Print()
return nil
},
},
{
Name: "shrt",
Aliases: []string{"s"},
Usage: "handle shrts through the server api",
Subcommands: []*cli.Command{
{
Name: "add",
Category: "shrt",
Usage: "add shrt, needs domain and destination and optional slug",
Flags: shrtFlags,
Action: func(c *cli.Context) error {
var t time.Time
var err error
if c.String("expiry") != "" {
t, err = time.Parse(c.String("expiry"), "2006-02-01")
if err != nil {
fmt.Println("Error parsing expiry timestamp, must be YYYY-MM-DD")
return err
}
}
shrt := &goshrt.Shrt{
ID: c.Int("id"),
Domain: c.String("domain"),
Slug: c.String("slug"),
Dest: c.String("dest"),
Expiry: t,
}
if shrt.Domain == "" || shrt.Dest == "" {
fmt.Println("Cannot add shrt without domain and destination.")
return goshrt.ErrInvalid
}
client := &http.Client{
Address: a.Server.Address,
Key: a.Client.Key,
}
err = client.ShrtAdd(shrt)
if err != nil {
fmt.Println("Error adding shrt.")
return err
}
fmt.Printf("Shrt successfully added!\n\n")
shrt.Printp()
return nil
},
},
{
Name: "get",
Category: "shrt",
Usage: "get shrt details, needs either id or domain and slug ",
Flags: shrtFlags,
Action: func(c *cli.Context) error {
var t time.Time
var err error
if c.String("expiry") != "" {
t, err = time.Parse(c.String("expiry"), "2006-02-01")
if err != nil {
fmt.Println("Error parsing expiry timestamp, must be YYYY-MM-DD")
return err
}
}
shrt := &goshrt.Shrt{
ID: c.Int("id"),
Domain: c.String("domain"),
Slug: c.String("slug"),
Dest: c.String("dest"),
Expiry: t,
}
if shrt.ID == 0 {
if shrt.Domain == "" || shrt.Slug == "" {
fmt.Println("Cannot get shrt without domain or slug")
return goshrt.ErrInvalid
}
}
client := &http.Client{
Address: a.Server.Address,
Key: a.Client.Key,
}
err = client.ShrtGet(shrt)
if err != nil {
fmt.Println("Error getting shrt.")
return err
}
shrt.Printp()
return nil
},
},
{
Name: "delete",
Category: "shrt",
Usage: "deletes shrt by id",
Flags: []cli.Flag{&cli.IntFlag{Name: "id"}},
Action: func(c *cli.Context) error {
shrt := &goshrt.Shrt{
ID: c.Int("id"),
}
if shrt.ID == 0 {
fmt.Println("Error, invalid ID.")
return goshrt.ErrInvalid
}
client := &http.Client{
Address: a.Server.Address,
Key: a.Client.Key,
}
err := client.ShrtDelete(shrt)
if err != nil {
fmt.Println("Error deleting shrt.")
return err
}
fmt.Printf("Shrt successfully deleted!\n\n")
shrt.Printp()
return nil
},
},
{
Name: "list",
Category: "shrt",
Usage: "list all shrts or for given domain if domain is set",
Flags: []cli.Flag{&cli.StringFlag{Name: "domain"}},
Action: func(c *cli.Context) error {
client := &http.Client{
Address: a.Server.Address,
Key: a.Client.Key,
}
shrts, err := client.ShrtGetList(c.String("domain"))
if err != nil {
fmt.Println("Error getting shrt list.")
return err
}
printList(shrts)
return nil
},
},
},
},
},
}
// Run application
err := app.Run(os.Args)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
}
func printList(shrts []*goshrt.Shrt) {
for _, i := range shrts {
t := i.Expiry.Format("2006.01.02")
if i.Expiry.IsZero() {
t = " "
}
fmt.Printf("%3d\t%s\t%-25s\t%-40s\t%s\n", i.ID, t, i.Domain, i.Slug, i.Dest)
}
}