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package srv
import (
"image"
"image/png"
"log"
"os"
"strings"
"time"
"github.com/godbus/dbus/v5"
)
type notifServer server
func (s notifServer) GetCapabilities() (capabilities []string, e *dbus.Error) {
// log.Print("GetCapabilities called")
return []string{
"body",
"actions",
}, nil
}
func (s notifServer) GetServerInformation() (name, vendor, version, specVersion string, e *dbus.Error) {
// log.Print("GetServerInformation called")
return "corvid", "CartConnoisseur", "0.1.0", "1.2", nil
}
func (s notifServer) CloseNotification(id uint32) (e *dbus.Error) {
// log.Printf("CloseNotification called: %d", id)
server(s).close(id, CloseReasonClosed)
server(s).output()
return nil
}
func (s notifServer) Notify(appName string, replacesId uint32, appIcon string, summary string, body string, actions []string, hints map[string]dbus.Variant, expireTimeout int32) (id uint32, e *dbus.Error) {
// log.Print("Notify called")
s.notifications.mutex.Lock()
defer s.notifications.mutex.Unlock()
if replacesId == 0 {
id = s.notifications.nextId
s.notifications.nextId++
} else {
id = replacesId
}
actionMap := make(map[string]string)
for i := 0; i < len(actions)-1; i += 2 {
actionMap[actions[i]] = actions[i+1]
}
hintMap := make(map[string]hint)
img := ""
for key, value := range hints {
if !value.Signature().Empty() {
if strings.Contains("ybnqiuxtds", string(value.Signature().String()[0])) {
hintMap[key] = hint{Variant: value}
} else if key == "image-data" {
raw := value.Value().([]interface{})
var i image.Image
if raw[3].(bool) {
i = &image.NRGBA{
Pix: raw[6].([]uint8),
Stride: int(raw[2].(int32)),
Rect: image.Rect(0, 0, int(raw[0].(int32)), int(raw[1].(int32))),
}
} else {
rgb := raw[6].([]uint8)
rgba := make([]uint8, len(rgb)/3*4)
for i := 0; i < len(rgb)-1; i += 3 {
rgba[i/3*4] = rgb[i]
rgba[i/3*4+1] = rgb[i+1]
rgba[i/3*4+2] = rgb[i+2]
rgba[i/3*4+3] = 0xff
}
i = &image.NRGBA{
Pix: rgba,
Stride: int(raw[2].(int32)),
Rect: image.Rect(0, 0, int(raw[0].(int32)), int(raw[1].(int32))),
}
}
_ = i
f, err := os.CreateTemp(os.TempDir(), "corvid-*.png")
if err != nil {
log.Fatal(err)
}
defer f.Close()
png.Encode(f, i)
img = f.Name()
}
}
}
if expireTimeout == -1 {
expireTimeout = DEFAULT_EXPIRATION
}
notification := notification{
Id: id,
AppName: appName,
AppIcon: appIcon,
Summary: summary,
Body: body,
Actions: actionMap,
Hints: hintMap,
Timestamp: time.Now().Unix(),
Expiration: expireTimeout,
Image: img,
timer: nil,
}
if expireTimeout != 0 {
notification.timer = time.AfterFunc(time.Duration(expireTimeout)*time.Millisecond, func() {
server(s).close(notification.Id, CloseReasonExpire)
server(s).output()
})
}
s.notifications.notifications[id] = notification
server(s).output()
return id, nil
}
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