[+] Implemented cross platform notifications.

main.go

@@ -2,16 +2,22 @@ package main
 
 import (
 	"encoding/json"
-	"github.com/jawher/mow.cli"
 	"os"
 	"runtime"
 	"sort"
 	"time"
+
+	"github.com/jawher/mow.cli"
 )
 
 func notifier(iconPath string) Notifier {
-	if runtime.GOOS == "linux" {
+	switch runtime.GOOS {
+	case "linux":
 		return NewLibNotifier(iconPath)
+	case "darwin":
+		return NewAllNotifier(iconPath)
+	case "windows":
+		return NewAllNotifier(iconPath)
 	}
 	return NoopNotifier{}
 }

types.go

@@ -3,11 +3,13 @@ package main
 import (
 	"encoding/json"
 	"fmt"
-	"github.com/fatih/color"
 	"io/ioutil"
 	"os"
 	"time"
 
+	"github.com/0xAX/notificator"
+	"github.com/fatih/color"
+
 	"github.com/kevinschoon/pomo/libnotify"
 )
 
@@ -142,7 +144,6 @@ func (p Pomodoro) Duration() time.Duration {
 
 // Notifier implements a system specific
 // notification. On Linux this libnotify.
-// TODO: OSX, Windows(?)
 type Notifier interface {
 	Notify(string, string) error
 }
@@ -183,3 +184,30 @@ func (ln LibNotifier) Notify(title, body string) error {
 		},
 	)
 }
+
+// AllNotifier can push notifications to mac, linux and windows.
+// Icon can be specified via file path.
+type AllNotifier struct {
+	*notificator.Notificator
+	iconPath string
+}
+
+// NewAllNotifier constructs an AllNotifier object.
+func NewAllNotifier(iconPath string) AllNotifier {
+	// Write the built-in tomato icon if it
+	// doesn't already exist.
+	_, err := os.Stat(iconPath)
+	if os.IsNotExist(err) {
+		raw := MustAsset("tomato-icon.png")
+		_ = ioutil.WriteFile(iconPath, raw, 0644)
+	}
+	return AllNotifier{
+		Notificator: notificator.New(notificator.Options{}),
+		iconPath:    iconPath,
+	}
+}
+
+// Notify sends a notification to the OS.
+func (n AllNotifier) Notify(title, body string) error {
+	return n.Push(title, body, n.iconPath, notificator.UR_NORMAL)
+}