1 files changed, 25 insertions, 0 deletions
diff --git a/.config/awesome/ui/fresnel/lenses/src/calculator.rs b/.config/awesome/ui/fresnel/lenses/src/calculator.rs
new file mode 100644
index 0000000..792985d
--- /dev/null
+++ b/.config/awesome/ui/fresnel/lenses/src/calculator.rs
@@ -0,0 +1,25 @@
+use meval::eval_str;
+use mlua::prelude::*;
+
+use crate::entry::{
+    entries_to_lua_table,
+    Entry,
+};
+
+pub fn query(lua: &Lua, input: String) -> LuaResult<LuaTable> {
+    println!("{:?}", input);
+    let result = match eval_str(input.trim()) {
+        Ok(ok) => ok.to_string(),
+        Err(_) => return Ok(lua.create_table()?),
+    };
+
+    Ok(entries_to_lua_table(
+        vec![Entry {
+            message: result,
+            exec: None,
+            // icon: '',
+            provider: "Calculator".to_string(),
+        }],
+        lua,
+    ))
+}