adds the systemd command

cmd/systemd.go

@@ -0,0 +1,53 @@
+/*
+Copyright © 2024 Juliano Martinez <[email protected]>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+package cmd
+
+import (
+	"fmt"
+	"github.com/ncode/tagit/pkg/systemd"
+	"github.com/spf13/cobra"
+)
+
+// systemdCmd represents the systemd command
+var systemdCmd = &cobra.Command{
+	Use:   "systemd",
+	Short: "A brief description of your command",
+	Long: `A longer description that spans multiple lines and likely contains examples
+and usage of using your command. For example:
+
+Cobra is a CLI library for Go that empowers applications.
+This application is a tool to generate the needed files
+to quickly create a Cobra application.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		fields := &systemd.Fields{
+			User:       cmd.PersistentFlags().Lookup("user").Value.String(),
+			Group:      cmd.PersistentFlags().Lookup("group").Value.String(),
+			ConsulAddr: cmd.InheritedFlags().Lookup("consul-addr").Value.String(),
+			ServiceID:  cmd.InheritedFlags().Lookup("service-id").Value.String(),
+			Script:     cmd.InheritedFlags().Lookup("script").Value.String(),
+			TagPrefix:  cmd.InheritedFlags().Lookup("tag-prefix").Value.String(),
+			Interval:   cmd.InheritedFlags().Lookup("interval").Value.String(),
+			Token:      cmd.InheritedFlags().Lookup("token").Value.String(),
+		}
+		fmt.Println(systemd.RenderTemplate(fields))
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(systemdCmd)
+	systemdCmd.PersistentFlags().StringP("user", "u", "nobody", "user to run the service")
+	systemdCmd.PersistentFlags().StringP("group", "g", "nobody", "group to run the service")
+}