From 19821ec68ebe7c83238150d21c342bd911475f20 Mon Sep 17 00:00:00 2001
From: luckyturtledev <git@lukas1818.de>
Date: Mon, 19 Feb 2024 17:54:41 +0100
Subject: [PATCH] finish xfce (untested)

---
 more-wallpapers/src/lib.rs        |  2 ++
 more-wallpapers/src/linux/mod.rs  |  7 ++++++-
 more-wallpapers/src/linux/xfce.rs | 26 +++++++++++++++++++++++++-
 3 files changed, 33 insertions(+), 2 deletions(-)

diff --git a/more-wallpapers/src/lib.rs b/more-wallpapers/src/lib.rs
index be931d3..7d06332 100644
--- a/more-wallpapers/src/lib.rs
+++ b/more-wallpapers/src/lib.rs
@@ -197,6 +197,7 @@ pub enum Environment {
 	#[cfg(feature = "fallback")]
 	Windows,
 	X11,
+	Xfce,
 }
 impl Environment {
 	///return true, if the current environment does support various wallpaper on each screen
@@ -212,6 +213,7 @@ impl Environment {
 			#[cfg(feature = "fallback")]
 			Self::Windows => false,
 			Self::X11 => true,
+			Self::Xfce => true,
 		}
 	}
 }
diff --git a/more-wallpapers/src/linux/mod.rs b/more-wallpapers/src/linux/mod.rs
index 9ae0615..f535d0a 100644
--- a/more-wallpapers/src/linux/mod.rs
+++ b/more-wallpapers/src/linux/mod.rs
@@ -26,12 +26,15 @@ fn get_environment() -> Result<Environment, WallpaperError> {
 	if desktop.as_str() == "kde" {
 		return Ok(Environment::Kde);
 	}
+	if desktop.as_str() == "xfce" {
+		return Ok(Environment::Xfce);
+	}
 	let sessinon_type = load_env_var("XDG_SESSION_TYPE")?.to_lowercase();
 	match sessinon_type.as_str() {
 		"x11" => Ok(Environment::X11),
 		#[cfg(feature = "fallback")]
 		"wayland" => match desktop.as_str() {
-			"budgie:gnome" | "deepin" | "gnome" | "lxde" | "mate" | "xfce" => Ok(Environment::LinuxFallback),
+			"budgie:gnome" | "deepin" | "gnome" | "lxde" | "mate" => Ok(Environment::LinuxFallback),
 			_ => Err(WallpaperError::Unsuported(format!("{desktop} ({sessinon_type})"))),
 		},
 		_ => Err(WallpaperError::Unsuported(format!("{desktop} ({sessinon_type})"))),
@@ -45,6 +48,7 @@ pub(crate) fn get_builder() -> Result<WallpaperBuilder, WallpaperError> {
 		Environment::Kde => kde::get_screens()?,
 		Environment::Sway => sway::get_screens()?,
 		Environment::X11 => x11::get_screens()?,
+		Environment::Xfce => xfce::get_screens()?,
 		#[cfg(feature = "fallback")]
 		Environment::LinuxFallback => wallpaper_crate::get_screens(),
 		#[cfg(feature = "fallback")]
@@ -61,6 +65,7 @@ pub(crate) fn set_screens_from_builder(builder: WallpaperBuilder) -> Result<(),
 		Environment::Kde => kde::set_screens(builder.screens)?,
 		Environment::Sway => sway::set_screens(builder.screens)?,
 		Environment::X11 => x11::set_screens(builder.screens)?,
+		Environment::Xfce => xfce::set_screens(builder.screens)?,
 		#[cfg(feature = "fallback")]
 		Environment::LinuxFallback => wallpaper_crate::set_screens(builder.screens)?,
 		#[cfg(feature = "fallback")]
diff --git a/more-wallpapers/src/linux/xfce.rs b/more-wallpapers/src/linux/xfce.rs
index cb2dfcb..e952cec 100644
--- a/more-wallpapers/src/linux/xfce.rs
+++ b/more-wallpapers/src/linux/xfce.rs
@@ -1,6 +1,6 @@
 use super::check_command_error;
 use crate::{error::CommandError, load_env_var, Environment, Mode, Screen, WallpaperBuilder, WallpaperError};
-use std::{collections::HashMap, process::Command};
+use std::{collections::HashMap, ffi::OsStr, process::Command};
 
 fn load_property(property: &str) -> Result<String, WallpaperError> {
 	let mut command = Command::new("xfconf-query");
@@ -76,3 +76,27 @@ pub(crate) fn get_screens() -> Result<Vec<Screen>, WallpaperError> {
 	}
 	Ok(screens.into_values().collect())
 }
+
+pub(crate) fn set_screens(screens: Vec<Screen>) -> Result<(), WallpaperError> {
+	fn set_key<P: AsRef<OsStr>>(key: String, property: P) -> Result<(), WallpaperError> {
+		let mut command = Command::new("xfconf-query");
+		command.args(["--channel", "xfce4-desktop", "--set"]).arg(key).arg(property);
+		check_command_error(command.output(), "xfconf-query")?;
+		Ok(())
+	}
+
+	for screen in screens {
+		let key = format!("/backdrop/{}/last_image", screen.name);
+		set_key(key, &screen.wallpaper.unwrap())?;
+		let mode: u8 = match screen.mode.unwrap() {
+			Mode::Center => 1,
+			Mode::Tile => 2,
+			Mode::Stretch => 3,
+			Mode::Fit => 4,
+			Mode::Crop => 5,
+		};
+		let key = format!("/backdrop/{}/image_style", screen.name);
+		set_key(key, format!("{mode}"))?;
+	}
+	Ok(())
+}