energy/pkgs/notice/notice_darwin.go

//----------------------------------------
//
// Copyright © yanghy. All Rights Reserved.
//
// Licensed under GNU General Public License v3.0
//
//----------------------------------------

//go:build darwin
// +build darwin

package notice

/*
#cgo CFLAGS: -x objective-c
#cgo LDFLAGS: -framework Foundation

#include <stdbool.h>
#include <stdlib.h>

bool isBundled();
void sendNotification(char *title, char *content);
*/
import "C"
import (
	"fmt"
	"golang.org/x/sys/execabs"
	"strings"
	"unsafe"
)

func SendNotification(n *Notification) {
	if C.isBundled() {
		titleStr := C.CString(n.Title)
		defer C.free(unsafe.Pointer(titleStr))
		contentStr := C.CString(n.Content)
		defer C.free(unsafe.Pointer(contentStr))
		C.sendNotification(titleStr, contentStr)
		return
	}
	fallbackNotification(n.Title, n.Content)
}

func escapeNotificationString(in string) string {
	noSlash := strings.ReplaceAll(in, "\\", "\\\\")
	return strings.ReplaceAll(noSlash, "\"", "\\\"")
}

//export fallbackSend
func fallbackSend(cTitle, cContent *C.char) {
	title := C.GoString(cTitle)
	content := C.GoString(cContent)
	fallbackNotification(title, content)
}

func fallbackNotification(title, content string) {
	template := `display notification "%s" with title "%s"`
	script := fmt.Sprintf(template, escapeNotificationString(content), escapeNotificationString(title))
	err := execabs.Command("osascript", "-e", script).Start()
	if err != nil {
		println("Failed to launch darwin notify script", err)
	}
}