package main

import (
	"encoding/json"
	"flag"
	"fmt"
	"io/ioutil"
	"log"
	"net/http"
)

var (
	endpoint = flag.String("e", "https://gogs.example.com/api/v1",
		"Gogs server endpoint, possibly github e.g. https://api.github.com")
	user = flag.String("u", "", "Username to look for")
)

type Key struct {
	Key string `json: key`
}

func (k Key) String() string {
	return k.Key
}

func errDie(err error) {
	if err != nil {
		log.Fatal(err)
	}
}

func main() {
	flag.Parse()

	str := fmt.Sprintf("%s/users/%s/keys", *endpoint, *user)
	resp, err := http.Get(str)
	errDie(err)

	defer resp.Body.Close()
	b, err := ioutil.ReadAll(resp.Body)
	errDie(err)

	keyList := []Key{}

	err = json.Unmarshal(b, &keyList)
	errDie(err)

	for _, k := range keyList {
		fmt.Println(k)
	}
}