Implemented service edit command

internal/config/services.go

@@ -17,6 +17,7 @@ package config
 
 import (
 	"fmt"
+	"sort"
 
 	"github.com/spf13/cast"
 	"github.com/spf13/viper"
@@ -44,6 +45,10 @@ func NewServiceConfig(name string, config *viper.Viper) ServiceConfig {
 	return service
 }
 
+func (c ServiceConfig) String() string {
+	return c.Name
+}
+
 func (c *ServiceConfig) GetString(key string) string {
 	return cast.ToString(c.ConfigValues[key])
 }
@@ -66,13 +71,27 @@ func (c *ServiceConfig) Save() error {
 	return viper.WriteConfig()
 }
 
+type ServiceList []ServiceConfig
+
+func (l ServiceList) Len() int {
+	return len(l)
+}
+
+func (l ServiceList) Less(i, j int) bool {
+	return l[i].Name < l[j].Name
+}
+
+func (l ServiceList) Swap(i, j int) {
+	l[i], l[j] = l[j], l[i]
+}
+
 func AllServices() map[string]ServiceConfig {
 	services := make(map[string]ServiceConfig)
 	config := viper.Sub("service")
 	if config != nil {
-		for k, v := range config.AllSettings() {
-			s, ok := v.(*viper.Viper)
-			if ok {
+		for k := range config.AllSettings() {
+			s := config.Sub(k)
+			if s != nil {
 				services[k] = NewServiceConfig(k, s)
 			}
 		}
@@ -80,6 +99,16 @@ func AllServices() map[string]ServiceConfig {
 	return services
 }
 
+func AllServicesAsList() ServiceList {
+	services := AllServices()
+	list := make(ServiceList, 0, len(services))
+	for _, s := range services {
+		list = append(list, s)
+	}
+	sort.Sort(list)
+	return list
+}
+
 func GetService(name string) (*ServiceConfig, error) {
 	key := "service." + name
 	config := viper.Sub(key)