config: add rc operations for config

cmd/config/config.go

@@ -1,8 +1,11 @@
 package config
 
 import (
+	"errors"
+
 	"github.com/ncw/rclone/cmd"
 	"github.com/ncw/rclone/fs/config"
+	"github.com/ncw/rclone/fs/rc"
 	"github.com/spf13/cobra"
 )
 
@@ -93,7 +96,16 @@ you would do:
 `,
 	RunE: func(command *cobra.Command, args []string) error {
 		cmd.CheckArgs(2, 256, command, args)
-		return config.CreateRemote(args[0], args[1], args[2:])
+		in, err := argsToMap(args[2:])
+		if err != nil {
+			return err
+		}
+		err = config.CreateRemote(args[0], args[1], in)
+		if err != nil {
+			return err
+		}
+		config.ShowRemote(args[0])
+		return nil
 	},
 }
 
@@ -110,7 +122,16 @@ For example to update the env_auth field of a remote of name myremote you would
 `,
 	RunE: func(command *cobra.Command, args []string) error {
 		cmd.CheckArgs(3, 256, command, args)
-		return config.UpdateRemote(args[0], args[1:])
+		in, err := argsToMap(args[1:])
+		if err != nil {
+			return err
+		}
+		err = config.UpdateRemote(args[0], in)
+		if err != nil {
+			return err
+		}
+		config.ShowRemote(args[0])
+		return nil
 	},
 }
 
@@ -136,6 +157,29 @@ For example to set password of a remote of name myremote you would do:
 `,
 	RunE: func(command *cobra.Command, args []string) error {
 		cmd.CheckArgs(3, 256, command, args)
-		return config.PasswordRemote(args[0], args[1:])
+		in, err := argsToMap(args[1:])
+		if err != nil {
+			return err
+		}
+		err = config.PasswordRemote(args[0], in)
+		if err != nil {
+			return err
+		}
+		config.ShowRemote(args[0])
+		return nil
 	},
 }
+
+// This takes a list of arguments in key value key value form and
+// converts it into a map
+func argsToMap(args []string) (out rc.Params, err error) {
+	if len(args)%2 != 0 {
+		return nil, errors.New("found key without value")
+	}
+	out = rc.Params{}
+	// Set the config
+	for i := 0; i < len(args); i += 2 {
+		out[args[i]] = args[i+1]
+	}
+	return out, nil
+}