initial commit

1 files changed, 114 insertions, 0 deletions

diff --git a/src/config.rs b/src/config.rs
new file mode 100644
index 0000000..21ef9a2
--- /dev/null
+++ b/src/config.rs
@@ -0,0 +1,114 @@
+use crate::color::Color;
+use anyhow::{Context, Result};
+use dirs_next::config_dir;
+use pangocairo::pango::FontDescription;
+use serde::{de, Deserialize};
+use std::fmt;
+use std::fs::read_to_string;
+use std::ops::Deref;
+
+#[derive(Deserialize)]
+#[serde(default)]
+pub struct Config {
+    // colors
+    pub background: Color,
+    pub color: Color,
+    pub separator: Color,
+    pub tag_fg: Color,
+    pub tag_bg: Color,
+    pub tag_focused_fg: Color,
+    pub tag_focused_bg: Color,
+    pub tag_urgent_fg: Color,
+    pub tag_urgent_bg: Color,
+    // font and size
+    pub font: Font,
+    pub height: u32,
+    // command
+    pub command: Option<String>,
+}
+
+impl Default for Config {
+    fn default() -> Self {
+        // A kind of gruvbox theme
+        Self {
+            background: Color::from_rgba_hex(0x282828ff),
+            color: Color::from_rgba_hex(0xffffffff),
+            separator: Color::from_rgba_hex(0x9a8a62ff),
+            tag_fg: Color::from_rgba_hex(0xd79921ff),
+            tag_bg: Color::from_rgba_hex(0x282828ff),
+            tag_focused_fg: Color::from_rgba_hex(0x1d2021ff),
+            tag_focused_bg: Color::from_rgba_hex(0x689d68ff),
+            tag_urgent_fg: Color::from_rgba_hex(0x282828ff),
+            tag_urgent_bg: Color::from_rgba_hex(0xcc241dff),
+            font: Font::new("monospace 10"),
+            height: 24,
+            command: None,
+        }
+    }
+}
+
+impl Config {
+    pub fn new() -> Result<Self> {
+        Ok(match config_dir() {
+            Some(mut config_path) => {
+                config_path.push("i3bar-river");
+                config_path.push("config.toml");
+                if config_path.exists() {
+                    let config =
+                        read_to_string(config_path).context("Failed to read configuration")?;
+                    toml::from_str(&config).context("Failed to deserialize configuration")?
+                } else {
+                    info!("Using default configuration");
+                    Self::default()
+                }
+            }
+            None => {
+                warn!("Could not find the configuration path");
+                info!("Using default configuration");
+                Self::default()
+            }
+        })
+    }
+}
+
+pub struct Font(pub FontDescription);
+
+impl Font {
+    pub fn new(desc: &str) -> Self {
+        Self(FontDescription::from_string(desc))
+    }
+}
+
+impl Deref for Font {
+    type Target = FontDescription;
+
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl<'de> de::Deserialize<'de> for Font {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: de::Deserializer<'de>,
+    {
+        struct FontVisitor;
+
+        impl<'de> de::Visitor<'de> for FontVisitor {
+            type Value = Font;
+
+            fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+                formatter.write_str("font description")
+            }
+
+            fn visit_str<E>(self, s: &str) -> Result<Self::Value, E>
+            where
+                E: de::Error,
+            {
+                Ok(Font::new(s))
+            }
+        }
+
+        deserializer.deserialize_str(FontVisitor)
+    }
+}