1 files changed, 45 insertions, 0 deletions
diff --git a/src/config/colors.rs b/src/config/colors.rs
new file mode 100644
index 0000000..7f56e85
--- /dev/null
+++ b/src/config/colors.rs
@@ -0,0 +1,45 @@
+use std::hash::Hasher;
+
+use tuikit::attr::Color;
+
+use crate::config::COLORER;
+
+/// No attr but 3 static methods.
+pub struct Colorer {}
+
+impl Colorer {
+    /// Picks a blueish/greenish color on color picker hexagon's perimeter.
+    pub fn color_green_blue(hash: usize) -> Color {
+        (128..255)
+            .map(|b| Color::Rgb(0, 255, b))
+            .chain((128..255).map(|g| Color::Rgb(0, g, 255)))
+            .nth(hash % 254)
+            .unwrap()
+    }
+
+    /// Picks a redish/blueish color on color picker hexagon's perimeter.
+    pub fn color_red_blue(hash: usize) -> Color {
+        (128..255)
+            .map(|b| Color::Rgb(255, 0, b))
+            .chain((128..255).map(|r| Color::Rgb(r, 0, 255)))
+            .nth(hash % 254)
+            .unwrap()
+    }
+
+    /// Picks a redish/greenish color on color picker hexagon's perimeter.
+    pub fn color_red_green(hash: usize) -> Color {
+        (128..255)
+            .map(|r| Color::Rgb(r, 255, 0))
+            .chain((128..255).map(|g| Color::Rgb(255, g, 0)))
+            .nth(hash % 254)
+            .unwrap()
+    }
+}
+
+/// Returns a color based on the extension.
+/// Those colors will always be the same, but a palette is defined from a yaml value.
+pub fn extension_color(extension: &str) -> Color {
+    let mut hasher = std::collections::hash_map::DefaultHasher::new();
+    hasher.write(extension.as_bytes());
+    COLORER(hasher.finish() as usize)
+}