Maintenance: remove some type aliases

internal/models/alias.go

@@ -1,23 +1,6 @@
 package models
 
-import (
-	"fmt"
-	"strings"
-)
-
 type (
-	// VPNDevice is the device name used to tunnel using Openvpn.
-	VPNDevice string
-	// DNSHost is the DNS host to use for TLS validation.
-	DNSHost string
-	// URL is an HTTP(s) URL address.
-	URL string
-	// Filepath is a local filesytem file path.
-	Filepath string
-	// VPNProvider is the name of the VPN provider to be used.
-	VPNProvider string
-	// NetworkProtocol contains the network protocol to be used to communicate with the VPN servers.
-	NetworkProtocol string
 	// LoopStatus status such as stopped or running.
 	LoopStatus string
 )
@@ -25,41 +8,3 @@ type (
 func (ls LoopStatus) String() string {
 	return string(ls)
 }
-
-func marshalJSONString(s string) (data []byte, err error) {
-	return []byte(fmt.Sprintf("%q", s)), nil
-}
-
-func unmarshalJSONString(data []byte) (s string) {
-	s = string(data)
-	s = strings.TrimPrefix(s, "\"")
-	s = strings.TrimSuffix(s, "\"")
-	return s
-}
-
-func (v *VPNProvider) MarshalJSON() ([]byte, error) {
-	return marshalJSONString(string(*v))
-}
-
-func (v *VPNProvider) UnmarshalJSON(data []byte) error {
-	*v = VPNProvider(unmarshalJSONString(data))
-	return nil
-}
-
-func (n *NetworkProtocol) MarshalJSON() ([]byte, error) {
-	return marshalJSONString(string(*n))
-}
-
-func (n *NetworkProtocol) UnmarshalJSON(data []byte) error {
-	*n = NetworkProtocol(unmarshalJSONString(data))
-	return nil
-}
-
-func (f *Filepath) MarshalJSON() ([]byte, error) {
-	return marshalJSONString(string(*f))
-}
-
-func (f *Filepath) UnmarshalJSON(data []byte) error {
-	*f = Filepath(unmarshalJSONString(data))
-	return nil
-}