completed the config port

commander.go

@@ -0,0 +1,22 @@
+package main
+
+import (
+	"os/exec"
+	"strings"
+)
+
+func isInstalled(name string) bool {
+	cmd := exec.Command("/bin/sh", "-c", "command -v " + name)
+	if err := cmd.Run(); err != nil {
+		return false
+	}
+	return true
+}
+
+func execute(cmdstr string) (string, error) {
+	cmdargs := strings.Split(cmdstr, " ")         // string arrayified
+	cmd := cmdargs[0]                             // command
+	cmdargs = append(cmdargs[:0], cmdargs[1:]...) // argument array sans cmd
+	out, err := exec.Command(cmd, cmdargs...).CombinedOutput()
+	return string(out[:]), err
+}

config.go

@@ -0,0 +1,62 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+
+	"github.com/alyu/configparser"
+)
+
+func str2int(strnum string) int {
+	i, err := strconv.Atoi(strnum)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(2)
+	}
+	return i
+}
+
+func Config(option string) (string, error) {
+	configparser.Delimiter = "="
+	configFile := "radiostations.ini"
+	runtimeSection := "DEFAULT"
+
+	config, err := configparser.Read(configFile)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	section, err := config.Section(runtimeSection)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	optval := section.Options()[option]
+	if optval == "" {
+		return "", errors.New("no value for option '%s'")
+	}
+	return optval, nil
+}
+
+func api() string {
+	url, _ := Config("radio_browser.api")
+	return url
+}
+
+func player() string {
+	player, _ := Config("player.command")
+	return player
+}
+
+func options() string {
+	options, _ := Config("player.options")
+	return options
+}
+
+func maxitems() int {
+	items, _ := Config("menu_items.max")
+	return str2int(items)
+}

go.mod

@@ -1,3 +1,5 @@
-module gostations
+module github.com/gmgauthier/gostations
 
 go 1.16
+
+require github.com/alyu/configparser v0.0.0-20191103060215-744e9a66e7bc

go.sum

@@ -0,0 +1,2 @@
+github.com/alyu/configparser v0.0.0-20191103060215-744e9a66e7bc h1:eN2FUvn4J1A31pICABioDYukoh1Tmlei6L3ImZUin/I=
+github.com/alyu/configparser v0.0.0-20191103060215-744e9a66e7bc/go.mod h1:BYq/NZTroWuzkvsTPJgRBqSHGxKMHCz06gtlfY/W5RU=

radiostations.ini

@@ -0,0 +1,5 @@
+[DEFAULT]
+radio_browser.api=all.api.radio-browser.info
+player.command=mpv
+player.options=--no-video
+menu_items.max=9999

stations.go

@@ -0,0 +1,12 @@
+package main
+
+import "fmt"
+
+func main(){
+	fmt.Println(api())
+	fmt.Println(player())
+	fmt.Println(options())
+	fmt.Println(maxitems())
+
+
+}