brk: first commit

_src/structs/ram.rs

@@ -0,0 +1,26 @@
+use derive_deref::Deref;
+use memory_stats::memory_stats;
+use sysinfo::System;
+
+use crate::structs::Config;
+
+#[allow(clippy::upper_case_acronyms)]
+#[derive(Deref)]
+pub struct RAM(System);
+
+impl RAM {
+    pub fn new() -> Self {
+        Self(System::new_all())
+    }
+
+    pub fn max_exceeded(&self, config: &Config) -> bool {
+        let ram_used = memory_stats().unwrap().physical_mem as f64;
+
+        if let Some(max_ram) = config.max_ram {
+            (ram_used / 1_000_000_000.0) > max_ram
+        } else {
+            let ram_total = self.total_memory() as f64;
+            ram_used / ram_total > 0.5
+        }
+    }
+}