From eae615055327305499add6ab10149b5799692778 Mon Sep 17 00:00:00 2001
From: Yan Lin <github@yanlincs.com>
Date: Wed, 30 Jul 2025 22:34:32 +0200
Subject: [PATCH] Add btop config

---
 flake.nix        |  1 -
 modules/btop.nix | 75 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 75 insertions(+), 1 deletion(-)
 create mode 100644 modules/btop.nix

diff --git a/flake.nix b/flake.nix
index 4ac7a8e..0dcb7d2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -60,7 +60,6 @@
 
       home.packages = with pkgs; [
         texlive.combined.scheme-full
-        btop
         python312
         uv
         lftp
diff --git a/modules/btop.nix b/modules/btop.nix
new file mode 100644
index 0000000..7062537
--- /dev/null
+++ b/modules/btop.nix
@@ -0,0 +1,75 @@
+{ pkgs, ... }:
+
+{
+  programs.btop = {
+    enable = true;
+    
+    settings = {
+      # Theme and Visual Settings (Gruvbox Dark to match nvim/tmux)
+      color_theme = "gruvbox_dark";
+      theme_background = false;     # Transparent background
+      truecolor = true;            # 24-bit color support
+      rounded_corners = true;      # Modern rounded appearance
+      graph_symbol = "braille";    # High-resolution graph symbols
+      
+      # Vim-style Navigation
+      vim_keys = true;             # Enable h,j,k,l,g,G navigation
+      
+      # Performance and Update Settings
+      update_ms = 1000;            # Faster updates (1 second)
+      background_update = true;    # Continue updating when not focused
+      
+      # CPU Display Settings
+      cpu_single_graph = false;    # Show per-core graphs
+      cpu_graph_upper = "total";   # Upper graph shows total usage
+      cpu_graph_lower = "total";   # Lower graph shows total usage
+      cpu_invert_lower = true;     # Invert lower graph for better visualization
+      show_uptime = true;          # Display system uptime
+      show_cpu_freq = true;        # Show CPU frequency
+      check_temp = true;           # Monitor CPU temperature
+      show_coretemp = true;        # Display core temperatures
+      temp_scale = "celsius";      # Use Celsius for temperature
+      cpu_sensor = "Auto";         # Auto-detect temperature sensors
+      
+      # Process Display Settings
+      proc_sorting = "cpu lazy";   # Sort by CPU usage, lazy update
+      proc_tree = true;            # Show process hierarchy
+      proc_colors = true;          # Colorize process list
+      proc_gradient = true;        # Use gradient colors for processes
+      proc_per_core = false;       # Don't show per-core process usage
+      proc_mem_bytes = true;       # Show memory in bytes
+      show_init = false;           # Hide init processes
+      
+      # Memory Settings
+      mem_graphs = true;           # Show memory graphs
+      show_swap = true;            # Display swap usage
+      swap_disk = true;            # Show swap as disk usage
+      
+      # Disk Settings
+      show_disks = true;           # Display disk usage
+      use_fstab = false;          # Don't use fstab for disk detection
+      disks_filter = "";          # No disk filtering
+      
+      # Network Settings
+      net_download = 100;          # Network download scale (Mbps)
+      net_upload = 100;           # Network upload scale (Mbps)
+      net_auto = true;            # Auto-scale network graphs
+      net_sync = false;           # Don't sync download/upload scales
+      net_iface = "";             # Auto-detect network interface
+      
+      # Battery Settings (MacBook Air)
+      show_battery = true;         # Show battery status
+      
+      # Layout Settings
+      shown_boxes = "cpu mem net proc";  # Show all main boxes
+      presets = "cpu:1:default,proc:0:default cpu:0:default,mem:0:default,net:0:default cpu:0:block,net:0:tty";
+      
+      # Clock Display
+      draw_clock = "%X";           # Display time in HH:MM:SS format
+      
+      # Miscellaneous
+      force_tty = false;           # Don't force TTY mode
+      custom_cpu_name = "";        # Use detected CPU name
+    };
+  };
+}