Create new setwall script in rust

9 files changed, 773 insertions, 2 deletions

diff --git a/.gitignore b/.gitignore
index d0d0c19..2e11f5d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ vim/.config/nvim/.netrwhist
 state*.json
 *.pyc
 *~
+**/target/*
diff --git a/bspwm/.xinitrc b/bspwm/.xinitrc
index 91ea4a0..419b635 100644
--- a/bspwm/.xinitrc
+++ b/bspwm/.xinitrc
@@ -1,5 +1,6 @@
 
 export LOPTS="panel composer gnome-keyring jpinput"
+export WALLCONFIG="$HOME/Pictures/Rand/walls/config.yaml"
 # Launch other stuff
 source ~/.xprofile
 source ~/Scripts/xlaunchrc
diff --git a/fish/.config/fish/config.fish b/fish/.config/fish/config.fish
index 9031b65..a4509ef 100644
--- a/fish/.config/fish/config.fish
+++ b/fish/.config/fish/config.fish
@@ -9,6 +9,7 @@ set -x TERM xterm-256color
 # Path
 set -x PATH $PATH $HOME/go/bin
 set -x PATH $PATH $HOME/Scripts/bin
+set -x PATH $PATH $HOME/.cargo/bin
 
 # Functions
 function gittr
diff --git a/scripts/Scripts/lc b/scripts/Scripts/lc
index 8b9fbcd..dba58f0 100755
--- a/scripts/Scripts/lc
+++ b/scripts/Scripts/lc
@@ -42,7 +42,7 @@ handle_stuff() {
 	fi
 
 	if [ "$1" = "wall" ]; then
-		$HOME/Scripts/setwall -A
+		setwall --config $WALLCONFIG
 	fi
 
     if [ "$1" = "remember" ]; then
diff --git a/scripts/Scripts/setwall b/scripts/Scripts/setwall_old
index 86214a6..86214a6 100755
--- a/scripts/Scripts/setwall
+++ b/scripts/Scripts/setwall_old
diff --git a/scripts/resc/setwall/Cargo.lock b/scripts/resc/setwall/Cargo.lock
new file mode 100644
index 0000000..77a31cd
--- /dev/null
+++ b/scripts/resc/setwall/Cargo.lock
@@ -0,0 +1,576 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c8b1b673ffc16c47a9ff48570a9d85e25d265735c503681332589af6253c6c7"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.42.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "de3887528ad530ba7bdbb1faa8275ec7a1155a45ffa57c37993960277145d640"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf4d1122317eddd6ff351aa852118a2418ad4214e6613a50e0191f7004372605"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.42.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1040f221285e17ebccbc2591ffdc2d44ee1f9186324dd3e84e99ac68d699c45"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "628bfdf232daa22b0d64fdb62b09fcc36bb01f05a3939e20ab73aaf9470d0463"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd"
diff --git a/scripts/resc/setwall/Cargo.toml b/scripts/resc/setwall/Cargo.toml
new file mode 100644
index 0000000..61c5fc0
--- /dev/null
+++ b/scripts/resc/setwall/Cargo.toml
@@ -0,0 +1,14 @@
+[package]
+name = "setwall"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+clap = { version = "4.1.4", features = ["derive"] }
+serde = { version = "1.0", features = ["derive"] }
+serde_yaml = "0.9"
+regex = "1"
+rand = "0.8"
+dirs = "4"
diff --git a/scripts/resc/setwall/src/main.rs b/scripts/resc/setwall/src/main.rs
new file mode 100644
index 0000000..b9e4f01
--- /dev/null
+++ b/scripts/resc/setwall/src/main.rs
@@ -0,0 +1,178 @@
+use clap::Parser;
+use serde::Deserialize;
+use regex::RegexSet;
+use rand::thread_rng;
+use rand::seq::SliceRandom;
+
+use std::fs::File;
+use std::error;
+use std::path::{PathBuf, Path};
+use std::process::Command;
+use std::fmt;
+
+#[derive(Parser, Debug)]
+#[command(version, about, long_about=None)]
+struct Args {
+    #[arg(short, long, help="Where to load configuration from")]
+    config: String,
+
+    #[arg(short, long, help="Reapply last applied wallpaper")]
+    reapply: bool,
+}
+
+#[derive(Debug, Deserialize, Clone, Copy)]
+enum Rule {
+    Tiled,
+    Scale,
+    Border,
+    Center,
+}
+
+#[derive(Debug, Deserialize)]
+struct Config {
+    #[serde(default = "default_folder")]
+    folder: String,
+    #[serde(default)]
+    rules: Vec<(String, Rule)>,
+    #[serde(default = "default_background")]
+    background: String,
+}
+
+#[derive(Debug)]
+enum Error {
+    FehFailure(i32),
+    NoRule(String),
+    NoState,
+}
+
+impl fmt::Display for Error {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        match self {
+            Error::FehFailure(code) => write!(f, "Feh returned non error: {}", code),
+            Error::NoRule(fname) => write!(f, "No rule for file with name {}", fname),
+            Error::NoState => write!(f, "There is no previous wallpaper to reapply"),
+        }
+    }
+}
+impl error::Error for Error {}
+
+fn default_folder() -> String { String::from(".") }
+fn default_background() -> String { String::from("black") }
+
+fn main() -> Result<(), Box<dyn error::Error>> {
+    let args = Args::parse();
+
+    // Load configuration file
+    let config = Config::parse(&Path::new(&args.config))?;
+
+    if args.reapply {
+        let img = state::load_state()?.ok_or(Box::new(Error::NoState))?;
+        config.reapply_image_file(&img)?;
+
+        return Ok(());
+    }
+
+    if let Some((img, rule)) = config.select_image_file()? {
+        config.apply_image_file(&img, rule)?;
+    }
+
+    Ok(())
+
+}
+
+impl Config {
+    fn parse(file: &Path) -> Result<Self, Box<dyn error::Error>> {
+        let f = File::open(file)?;
+        let mut config: Config = serde_yaml::from_reader(f)?;
+
+        config.folder = file.parent().unwrap_or(Path::new("/")).
+            join(config.folder).to_string_lossy().to_string();
+
+        Ok(config)
+    }
+
+    fn build_regexset(&self) -> Result<RegexSet, Box<dyn error::Error>> {
+        Ok(RegexSet::new(self.rules.iter().map(|(r,_)| r))?)
+    }
+
+    fn reapply_image_file(&self, img: &Path) -> Result<(), Box<dyn error::Error>> {
+        let rs = self.build_regexset()?;
+
+        // TODO handle the invalid unicode here
+        let file_name = img.file_name().ok_or(
+            Box::new(Error::NoState))?.to_str().unwrap();
+        if let Some(index) = rs.matches(file_name).iter().next() {
+            self.apply_image_file(img, self.rules[index].1)
+        } else {
+            Err(Box::new(Error::NoRule(file_name.into())))
+        }
+    }
+
+    fn select_image_file(&self) -> Result<Option<(PathBuf, Rule)>, Box<dyn error::Error>> {
+        let folder = Path::new(&self.folder);
+        let rs = self.build_regexset()?;
+        let mut imgs: Vec<(PathBuf, Rule)> = Vec::new();
+
+        for entry in folder.read_dir()? {
+            let entry = entry?;
+            let file_name = String::from(entry.file_name().to_string_lossy());
+            if let Some(index) = rs.matches(&file_name).iter().next() {
+                imgs.push((entry.path(), self.rules[index].1));
+            } else {
+                return Err(Box::new(Error::NoRule(file_name.into())));
+            }
+            // deja vu
+        }
+
+
+        Ok(imgs.choose(&mut thread_rng()).cloned())
+    }
+
+    fn apply_image_file(&self, img: &Path, rule: Rule) -> Result<(), Box<dyn error::Error>> {
+        println!("Setting wallpaper {:?}, with {:?} mode", img, rule);
+        let mode = match rule {
+            Rule::Tiled => "--bg-tile",
+            Rule::Scale => "--bg-fill",
+            Rule::Border => "--bg-max",
+            Rule::Center => "--bg-center",
+        };
+
+        let status = Command::new("feh").arg(mode).
+            arg("--image-bg").arg(&self.background).arg(img).status()?;
+        if status.success() {
+            state::save_state(img)
+        } else {
+            Err(Box::new(Error::FehFailure(status.code().unwrap())))
+        }
+    }
+}
+
+mod state {
+    use std::error;
+    use std::path::{Path,PathBuf};
+    use std::fs;
+
+    // Hehe, not very cool but whatever
+    static FALLBACK_DATADIR: &str = ".";
+
+    fn state_file() -> PathBuf {
+        dirs::data_dir().unwrap_or(FALLBACK_DATADIR.into()).join("wallstate")
+    }
+
+    pub fn load_state() -> Result<Option<PathBuf>, Box<dyn error::Error>> {
+        let stf = state_file();
+
+        if stf.exists() {
+            let raw = fs::read(stf)?;
+            let content = String::from_utf8_lossy(&raw);
+            Ok(content.lines().next().map(|x| x.into()))
+        } else {
+            Ok(None)
+        }
+    }
+
+    pub fn save_state(img: &Path) -> Result<(), Box<dyn error::Error>> {
+
+        Ok(fs::write(state_file(), img.to_str().unwrap())?)
+    }
+}
diff --git a/xinit/Scripts/xlaunchrc b/xinit/Scripts/xlaunchrc
index e057b0b..a659a39 100755
--- a/xinit/Scripts/xlaunchrc
+++ b/xinit/Scripts/xlaunchrc
@@ -15,7 +15,7 @@ xrdb ~/.Xresources
 nm-applet &
 
 # set wallpaper
-~/Scripts/setwall -A
+setwall --config $WALLCONFIG
 
 dunst &
 play ~/Winsounds/login.wav -q &