Expose the Account API (RADIUS users)

* Adds Account CRUD API
* Enahnces `emptyStringInt` with a predicate for dynamically setting
  which value should be interpreted as a blank JSON payload

unifi/account.generated.go

@@ -23,7 +23,7 @@ type Account struct {
 	NoDelete bool   `json:"attr_no_delete,omitempty"`
 	NoEdit   bool   `json:"attr_no_edit,omitempty"`
 
-	IP               string `json:"ip"`                           // ^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])$|^$
+	IP               string `json:"ip,omitempty"`
 	Name             string `json:"name,omitempty"`               // ^[^"' ]+$
 	TunnelConfigType string `json:"tunnel_config_type,omitempty"` // vpn|802.1x|custom
 	TunnelMediumType int    `json:"tunnel_medium_type,omitempty"` // [1-9]|1[0-5]|^$

unifi/account.go

@@ -0,0 +1,71 @@
+package unifi
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+)
+
+func (dst *Account) UnmarshalJSON(b []byte) error {
+	type Alias Account
+	aux := &struct {
+		TunnelType       emptyStringInt `json:"tunnel_type"`
+		TunnelMediumType emptyStringInt `json:"tunnel_medium_type"`
+		VLAN             emptyStringInt `json:"vlan"`
+
+		*Alias
+	}{
+		Alias: (*Alias)(dst),
+	}
+
+	err := json.Unmarshal(b, &aux)
+	if err != nil {
+		return fmt.Errorf("unable to unmarshal alias: %w", err)
+	}
+
+	dst.TunnelType = int(aux.TunnelType)
+	dst.TunnelMediumType = int(aux.TunnelMediumType)
+	dst.VLAN = int(aux.VLAN)
+
+	return nil
+}
+
+func (dst *Account) MarshalJSON() ([]byte, error) {
+	type Alias Account
+	aux := &struct {
+		*Alias
+
+		TunnelType       emptyStringInt `json:"tunnel_type"`
+		TunnelMediumType emptyStringInt `json:"tunnel_medium_type"`
+		VLAN             emptyStringInt `json:"vlan"`
+	}{
+		Alias: (*Alias)(dst),
+	}
+
+	aux.TunnelType = emptyStringInt(dst.TunnelType)
+	aux.TunnelMediumType = emptyStringInt(dst.TunnelMediumType)
+	aux.VLAN = emptyStringInt(dst.VLAN)
+
+	b, err := json.Marshal(aux)
+	return b, err
+}
+
+func (c *Client) ListAccount(ctx context.Context, site string) ([]Account, error) {
+	return c.listAccount(ctx, site)
+}
+
+func (c *Client) GetAccount(ctx context.Context, site, id string) (*Account, error) {
+	return c.getAccount(ctx, site, id)
+}
+
+func (c *Client) DeleteAccount(ctx context.Context, site, id string) error {
+	return c.deleteAccount(ctx, site, id)
+}
+
+func (c *Client) CreateAccount(ctx context.Context, site string, d *Account) (*Account, error) {
+	return c.createAccount(ctx, site, d)
+}
+
+func (c *Client) UpdateAccount(ctx context.Context, site string, d *Account) (*Account, error) {
+	return c.updateAccount(ctx, site, d)
+}

unifi/account_test.go

@@ -0,0 +1,37 @@
+package unifi_test
+
+import (
+	"encoding/json"
+	"testing"
+
+	"github.com/paultyng/go-unifi/unifi"
+	"github.com/tj/assert"
+)
+
+func TestAccountMarshalJSON(t *testing.T) {
+	for n, c := range map[string]struct {
+		expectedJSON string
+		acc          unifi.Account
+	}{
+		"empty strings": {
+			`{"vlan":"","tunnel_type":"","tunnel_medium_type":""}`,
+			unifi.Account{},
+		},
+		"response": {
+			`{"vlan":10,"tunnel_type":1,"tunnel_medium_type":1}`,
+			unifi.Account{
+				VLAN:             10,
+				TunnelType:       1,
+				TunnelMediumType: 1,
+			},
+		},
+	} {
+		t.Run(n, func(t *testing.T) {
+			actual, err := json.Marshal(&c.acc)
+			if err != nil {
+				t.Fatal(err)
+			}
+			assert.JSONEq(t, c.expectedJSON, string(actual))
+		})
+	}
+}

unifi/json.go

@@ -31,3 +31,11 @@ func (e *emptyStringInt) UnmarshalJSON(b []byte) error {
 	*e = emptyStringInt(i)
 	return nil
 }
+
+func (e *emptyStringInt) MarshalJSON() ([]byte, error) {
+	if e == nil || *e == 0 {
+		return []byte(`""`), nil
+	}
+
+	return []byte(strconv.Itoa(int(*e))), nil
+}