refactor: create functions in client for removing and listing volumes

cli/app/volume.go

@@ -3,17 +3,31 @@ package app
 import (
 	"context"
 	"errors"
-	"fmt"
 
+	abraFormatter "coopcloud.tech/abra/cli/formatter"
 	"coopcloud.tech/abra/cli/internal"
 	"coopcloud.tech/abra/client"
 	"coopcloud.tech/abra/config"
 	"github.com/AlecAivazis/survey/v2"
-	"github.com/docker/docker/api/types/filters"
 	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli/v2"
 )
 
+func getAppsHost(appName string) string {
+	appFiles, err := config.LoadAppFiles("")
+	if err != nil {
+		logrus.Fatal(err)
+	}
+
+	var host string
+	if app, ok := appFiles[appName]; ok {
+		host = app.Server
+	} else {
+		logrus.Fatalf(`app "%s" does not exist`, appName)
+	}
+	return host
+}
+
 var appVolumeListCommand = &cli.Command{
 	Name:    "list",
 	Usage:   "list volumes associated with an app",
@@ -21,31 +35,26 @@ var appVolumeListCommand = &cli.Command{
 	Action: func(c *cli.Context) error {
 		appName := c.Args().First()
 		if appName == "" {
-			internal.ShowSubcommandHelpAndError(c, errors.New("No app name provided!"))
+			internal.ShowSubcommandHelpAndError(c, errors.New("no app name provided!"))
 		}
-		appFiles, err := config.LoadAppFiles("")
-		if err != nil {
-			logrus.Fatal(err)
-		}
-		host := appFiles[appName].Server
+		host := getAppsHost(appName)
+
 		ctx := context.Background()
-		cl, err := client.NewClientWithContext(host)
+		volumeList, err := client.GetVolumes(ctx, host, appName)
 		if err != nil {
 			logrus.Fatal(err)
 		}
-
-		fs := filters.NewArgs()
-		fs.Add("name", appName)
-
-		volumeListOKBody, err := cl.VolumeList(ctx, fs)
-		volumeList := volumeListOKBody.Volumes
-		if err != nil {
-			logrus.Fatal(err)
-		}
-		fmt.Println("DRIVER\t\t\tVOLUME NAME")
+		table := abraFormatter.CreateTable([]string{"DRIVER", "VOLUME NAME"})
+		var volTable [][]string
 		for _, volume := range volumeList {
-			fmt.Printf("%s\t\t\t%s\n", volume.Driver, volume.Name)
+			volRow := []string{
+				volume.Driver,
+				volume.Name,
+			}
+			volTable = append(volTable, volRow)
 		}
+		table.AppendBulk(volTable)
+		table.Render()
 		return nil
 	},
 }
@@ -60,31 +69,16 @@ var appVolumeRemoveCommand = &cli.Command{
 	Action: func(c *cli.Context) error {
 		appName := c.Args().First()
 		if appName == "" {
-			internal.ShowSubcommandHelpAndError(c, errors.New("No app name provided!"))
+			internal.ShowSubcommandHelpAndError(c, errors.New("no app name provided!"))
 		}
-		appFiles, err := config.LoadAppFiles("")
-		if err != nil {
-			logrus.Fatal(err)
-		}
-		host := appFiles[appName].Server
+		host := getAppsHost(appName)
 		ctx := context.Background()
-		cl, err := client.NewClientWithContext(host)
+		volumeList, err := client.GetVolumes(ctx, host, appName)
 		if err != nil {
 			logrus.Fatal(err)
 		}
+		volumeNames := client.GetVolumeNames(volumeList)
 
-		fs := filters.NewArgs()
-		fs.Add("name", appName)
-
-		volumeListOKBody, err := cl.VolumeList(ctx, fs)
-		volumeList := volumeListOKBody.Volumes
-		if err != nil {
-			logrus.Fatal(err)
-		}
-		var volumeNames []string
-		for _, volume := range volumeList {
-			volumeNames = append(volumeNames, volume.Name)
-		}
 		var volumesToRemove []string
 		if !internal.Force {
 			volumesPrompt := &survey.MultiSelect{
@@ -98,13 +92,12 @@ var appVolumeRemoveCommand = &cli.Command{
 		} else {
 			volumesToRemove = volumeNames
 		}
-		for _, vol := range volumesToRemove {
-			err := cl.VolumeRemove(ctx, vol, internal.Force)
-			if err != nil {
-				logrus.Fatal(err)
-			}
-			logrus.Info(fmt.Sprintf("Volume %s removed.", vol))
+
+		err = client.RemoveVolumes(ctx, host, volumesToRemove, internal.Force)
+		if err != nil {
+			logrus.Fatal(err)
 		}
+		logrus.Info("Volumes removed successfully.")
 		return nil
 	},
 }

client/volumes.go

@@ -0,0 +1,51 @@
+package client
+
+import (
+	"context"
+
+	"github.com/docker/docker/api/types"
+	"github.com/docker/docker/api/types/filters"
+	"github.com/sirupsen/logrus"
+)
+
+func GetVolumes(ctx context.Context, server string, appName string) ([]*types.Volume, error) {
+
+	cl, err := NewClientWithContext(server)
+	if err != nil {
+		return nil, err
+	}
+
+	fs := filters.NewArgs()
+	fs.Add("name", appName)
+
+	volumeListOKBody, err := cl.VolumeList(ctx, fs)
+	volumeList := volumeListOKBody.Volumes
+	if err != nil {
+		logrus.Fatal(err)
+	}
+
+	return volumeList, nil
+}
+
+func GetVolumeNames(volumes []*types.Volume) []string {
+	var volumeNames []string
+	for _, vol := range volumes {
+		volumeNames = append(volumeNames, vol.Name)
+	}
+	return volumeNames
+}
+
+func RemoveVolumes(ctx context.Context, server string, volumeNames []string, force bool) error {
+	cl, err := NewClientWithContext(server)
+	if err != nil {
+		return err
+	}
+	for _, volName := range volumeNames {
+		err := cl.VolumeRemove(ctx, volName, force)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+
+}