Merge pull request 'replace pactl based volume control with mpris based volume control' (#6) from FloralExMachina/infinitime:master into master

Reviewed-on: https://gitea.arsenm.dev/Arsen6331/infinitime/pulls/6

README.md

@@ -15,24 +15,24 @@ This library's import path is `go.arsenm.dev/infinitime`.
 
 ### Dependencies
 
-This library requires `dbus`, `bluez`, and `pactl` to function. These allow the library to use bluetooth, control media, control volume, etc.
+This library requires `dbus`, and `bluez` to function. These allow the library to use bluetooth, control media, control volume, etc.
 
 #### Arch
 
 ```shell
-sudo pacman -S dbus bluez libpulse --needed
+sudo pacman -S dbus bluez --needed
 ```
 
 #### Debian/Ubuntu
 
 ```shell
-sudo apt install dbus bluez pulseaudio-utils
+sudo apt install dbus bluez
 ```
 
 #### Fedora
 
 ```shell
-sudo dnf install dbus bluez pulseaudio-utils
+sudo dnf install dbus bluez
 ```
 
 ---

pkg/player/pactl.go

@@ -1,16 +0,0 @@
-package player
-
-import (
-	"fmt"
-	"os/exec"
-)
-
-// VolUp uses pactl to increase the volume of the default sink
-func VolUp(percent uint) error {
-	return exec.Command("pactl", "set-sink-volume", "@DEFAULT_SINK@", fmt.Sprintf("+%d%%", percent)).Run()
-}
-
-// VolDown uses pactl to decrease the volume of the default sink
-func VolDown(percent uint) error {
-	return exec.Command("pactl", "set-sink-volume", "@DEFAULT_SINK@", fmt.Sprintf("-%d%%", percent)).Run()
-}

pkg/player/player.go

@@ -107,6 +107,46 @@ func Prev() error {
 	return nil
 }
 
+func VolUp(percent uint) error {
+
+	player, err := getPlayerObj()
+	if err != nil {
+		return err
+	}
+	if player != nil {
+                currentVal, err := player.GetProperty("org.mpris.MediaPlayer2.Player.Volume")
+                if err != nil {
+                    return err
+                }
+                newVal := currentVal.Value().(float64) + (float64(percent) / 100)
+                err = player.SetProperty("org.mpris.MediaPlayer2.Player.Volume", newVal)
+                if err != nil {
+                    return err
+                }
+        }
+	return nil
+}
+
+func VolDown(percent uint) error {
+
+	player, err := getPlayerObj()
+	if err != nil {
+		return err
+	}
+	if player != nil {
+                currentVal, err := player.GetProperty("org.mpris.MediaPlayer2.Player.Volume")
+                if err != nil {
+                    return err
+                }
+                newVal := currentVal.Value().(float64) - (float64(percent) / 100)
+                err = player.SetProperty("org.mpris.MediaPlayer2.Player.Volume", newVal)
+                if err != nil {
+                    return err
+                }
+        }
+	return nil
+}
+
 type ChangeType int
 
 const (