feat: support local server with --local

cli/server/add.go

@@ -1,16 +1,30 @@
 package server
 
 import (
+	"errors"
 	"context"
+	"os"
 	"os/user"
+	"path"
 	"strings"
 
 	"coopcloud.tech/abra/cli/internal"
 	"coopcloud.tech/abra/pkg/client"
+	"coopcloud.tech/abra/pkg/config"
 	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli/v2"
 )
 
+var local bool
+var localFlag = &cli.BoolFlag{
+	Name:        "local",
+	Aliases:     []string{"L"},
+	Value:       false,
+	Usage:       "Set up the local server",
+	Destination: &local,
+}
+
+
 var serverAddCommand = &cli.Command{
 	Name:  "add",
 	Usage: "Add a new server",
@@ -32,11 +46,33 @@ Abra will construct the following SSH connection string then:
 
 All communication between Abra and the server will use this SSH connection.
 
+NOTE: If you specify --local, none of the above applies 🙃
+
 `,
 	Aliases:   []string{"a"},
+	Flags: []cli.Flag{
+		localFlag,
+	},
 	ArgsUsage: "<domain> [<user>] [<port>]",
 	Action: func(c *cli.Context) error {
-		domainName := internal.ValidateDomain(c)
+		if c.Args().Len() == 1 && !local {
+			err := errors.New("missing arguments <domain> or '--local'")
+			internal.ShowSubcommandHelpAndError(c, err)
+		}
+
+		if c.Args().Get(1) != "" && local {
+			err := errors.New("cannot use '<domain>' and '--local' together")
+			internal.ShowSubcommandHelpAndError(c, err)
+		}
+
+		domainName := "default"
+
+		if local {
+			os.Mkdir(path.Join(config.ABRA_DIR, "servers", domainName), 0755)
+			return nil
+		}
+
+		domainName = internal.ValidateDomain(c)
 
 		var username string
 		var port string
@@ -91,6 +127,8 @@ All communication between Abra and the server will use this SSH connection.
 		logrus.Debugf("remote connection to '%s' is definitely up", domainName)
 		logrus.Infof("server at '%s' has been added", domainName)
 
+		os.Mkdir(path.Join(config.ABRA_DIR, "servers", domainName), 0755)
+
 		return nil
 	},
 }