[#755] Restructure notifier interfaces

Makefile

@@ -113,7 +113,6 @@ mock-install: ##@other Install mocking tools
 mock: ##@other Regenerate mocks
 	mockgen -source=geth/common/types.go -destination=geth/common/types_mock.go -package=common
 	mockgen -source=geth/mailservice/mailservice.go -destination=geth/mailservice/mailservice_mock.go -package=mailservice
-	mockgen -source=geth/common/notification.go -destination=geth/common/notification_mock.go -package=common -imports fcm=github.com/NaySoftware/go-fcm
 	mockgen -source=geth/notifications/push/fcm/client.go -destination=geth/notifications/push/fcm/client_mock.go -package=fcm -imports fcm=github.com/NaySoftware/go-fcm
 	mockgen -source=geth/transactions/fake/txservice.go -destination=geth/transactions/fake/mock.go -package=fake
 

geth/api/backend.go

@@ -30,7 +30,7 @@ type StatusBackend struct {
 	accountManager  common.AccountManager
 	txQueueManager  *transactions.Manager
 	jailManager     jail.Manager
-	newNotification common.NotificationConstructor
+	newNotification fcm.NotificationConstructor
 	connectionState ConnectionState
 	log             log.Logger
 }

geth/common/notification.go

@@ -1,11 +0,0 @@
-package common
-
-import "github.com/NaySoftware/go-fcm"
-
-// Notifier manages Push Notifications.
-type Notifier interface {
-	Send(body string, payload fcm.NotificationPayload, tokens ...string) error
-}
-
-// NotificationConstructor returns constructor of configured instance Notifier interface.
-type NotificationConstructor func() Notifier

geth/common/notification_mock.go

@@ -1,51 +0,0 @@
-// Code generated by MockGen. DO NOT EDIT.
-// Source: geth/common/notification.go
-
-// Package common is a generated GoMock package.
-package common
-
-import (
-	go_fcm "github.com/NaySoftware/go-fcm"
-	gomock "github.com/golang/mock/gomock"
-	reflect "reflect"
-)
-
-// MockNotifier is a mock of Notifier interface
-type MockNotifier struct {
-	ctrl     *gomock.Controller
-	recorder *MockNotifierMockRecorder
-}
-
-// MockNotifierMockRecorder is the mock recorder for MockNotifier
-type MockNotifierMockRecorder struct {
-	mock *MockNotifier
-}
-
-// NewMockNotifier creates a new mock instance
-func NewMockNotifier(ctrl *gomock.Controller) *MockNotifier {
-	mock := &MockNotifier{ctrl: ctrl}
-	mock.recorder = &MockNotifierMockRecorder{mock}
-	return mock
-}
-
-// EXPECT returns an object that allows the caller to indicate expected use
-func (m *MockNotifier) EXPECT() *MockNotifierMockRecorder {
-	return m.recorder
-}
-
-// Send mocks base method
-func (m *MockNotifier) Send(body string, payload go_fcm.NotificationPayload, tokens ...string) error {
-	varargs := []interface{}{body, payload}
-	for _, a := range tokens {
-		varargs = append(varargs, a)
-	}
-	ret := m.ctrl.Call(m, "Send", varargs...)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// Send indicates an expected call of Send
-func (mr *MockNotifierMockRecorder) Send(body, payload interface{}, tokens ...interface{}) *gomock.Call {
-	varargs := append([]interface{}{body, payload}, tokens...)
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Send", reflect.TypeOf((*MockNotifier)(nil).Send), varargs...)
-}

geth/notifications/push/fcm/notification.go

@@ -4,17 +4,24 @@ import (
 	"fmt"
 
 	"github.com/NaySoftware/go-fcm"
-	"github.com/status-im/status-go/geth/common"
 )
 
+// Notifier manages Push Notifications.
+type Notifier interface {
+	Send(body string, payload fcm.NotificationPayload, tokens ...string) error
+}
+
+// NotificationConstructor returns constructor of configured instance Notifier interface.
+type NotificationConstructor func() Notifier
+
 // Notification represents messaging provider for notifications.
 type Notification struct {
 	client firebaseClient
 }
 
 // NewNotification Firebase Cloud Messaging client constructor.
-func NewNotification(key string) common.NotificationConstructor {
+func NewNotification(key string) NotificationConstructor {
-	return func() common.Notifier {
+	return func() Notifier {
 		client := fcm.NewFcmClient(key).
 			SetDelayWhileIdle(true).
 			SetContentAvailable(true).