more work

modules/home/shell/toolset/btop.nix

@@ -0,0 +1,93 @@
+{ config, lib, pkgs, user, ... }:
+let
+  inherit (lib) mkIf mkEnableOption;
+  inherit (lib.strings) concatStringsSep;
+
+  cfg = config.${namespace}.shell.toolset.btop;
+in
+{
+  options.${namespace}.shell.toolset.btop = {
+    enable = mkEnableOption "system-monitor";
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [ btop ];
+
+    programs.btop = {
+      enable = true;
+      settings = {
+        force_tty = false;
+        vim_keys = true; # Directional keys: "h,j,k,l,g,G"
+        update_ms = 1500; # ms (s^{-3})
+        temp_scale = "celsius";
+        base_10_sizes = false;
+        show_cpu_freq = true;
+        clock_format = "%H:%M";
+        background_update = true;
+        disks_filter = "exclude=/boot";
+
+        rounded_corners = true;
+        theme_background = false;
+        truecolor = true;
+        presets = concatStringsSep "," [
+          "cpu:1:default"
+          "proc:0:default cpu:0:default"
+          "mem:0:default"
+          "net:0:default cpu:0:block"
+          "net:0:tty"
+        ];
+        graph_symbol = "braille";
+        graph_symbol_cpu = "default";
+        graph_symbol_mem = "default";
+        graph_symbol_net = "default";
+        graph_symbol_proc = "default";
+        shown_boxes = "proc cpu mem net";
+
+        proc_sorting = "cpu lazy";
+        proc_reversed = false;
+        proc_tree = false;
+        proc_colors = true;
+        proc_gradient = true;
+        proc_per_core = true;
+        proc_mem_bytes = true;
+        proc_info_smaps = false;
+        proc_left = false;
+
+        cpu_graph_upper = "total";
+        cpu_graph_lower = "total";
+        cpu_single_graph = false;
+        cpu_bottom = false;
+        show_uptime = true;
+        check_temp = true;
+        cpu_sensor = "Auto";
+        show_coretemp = true;
+        cpu_core_map = "";
+        custom_cpu_name = "";
+
+        mem_graphs = true;
+        mem_below_net = false;
+
+        show_swap = true;
+        swap_disk = true;
+        show_disks = true;
+        only_physical = true;
+        use_fstab = false; # Enable -> disables `only_physical`
+        disk_free_priv = false;
+        show_io_stat = true;
+
+        io_mode = false;
+        io_graph_combined = false;
+        io_graph_speeds = "";
+
+        net_download = 100;
+        net_upload = 100;
+        net_auto = true;
+        net_sync = false;
+        net_iface = "br0";
+        show_battery = true;
+        selected_battery = "Auto";
+        log_level = "DEBUG";
+      };
+    };
+  };
+}