From 5ddd2890435190f8b08b33cdb8d6cb6ae7fde66b Mon Sep 17 00:00:00 2001
From: Collin Williams <96917990+bluedragon1221@users.noreply.github.com>
Date: Wed, 6 Aug 2025 07:23:11 -0500
Subject: fzf-exec mostly done

---
 tmux.nix | 222 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 222 insertions(+)
 create mode 100644 tmux.nix

(limited to 'tmux.nix')

diff --git a/tmux.nix b/tmux.nix
new file mode 100644
index 0000000..9ed5ae7
--- /dev/null
+++ b/tmux.nix
@@ -0,0 +1,222 @@
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}: let
+  cfg = config.collinux.terminal.programs.tmux;
+
+  scriptsDir = "~/.config/tmux/scripts";
+
+  scripts.battery = ''
+    energy_now=$(cat /sys/class/power_supply/BAT0/energy_now)
+    energy_full=$(cat /sys/class/power_supply/BAT0/energy_full)
+    percentage=$((energy_now * 100 / energy_full))
+    printf "%.0f%%" "$percentage"
+  '';
+
+  broot_sessionizer_config = {
+    imports = ["~/.config/broot/conf.toml"];
+    quit_on_last_cancel = true;
+    verbs = [
+      {
+        invocation = "sessionizer";
+        external = ''bash -c -- "${scriptsDir}/sessionizer.sh '{file}'"'';
+        key = "enter";
+        apply_to = "directory";
+        leave_broot = true;
+      }
+    ];
+  };
+
+  scripts.sessionizer = ''
+    selected="$1"
+
+    session_name="$(basename "$selected" | tr '.' '_')"
+
+    # if the session doesn't exist, create it
+    if tmux list-sessions -F '#{session_name}' | grep -vqx "$session_name"; then
+      tmux new-session -ds "$session_name" -c "$selected"
+      tmux set-option -t "$session_name" @default-path "$selected"
+    fi
+
+    # switch to it
+    tmux switch -t "$session_name"
+  '';
+
+  scripts.cleanSessions = ''
+    current="$(tmux display -p '#{session_name}')"
+
+    tmux list-sessions -F '#{session_name}' | while read -r line; do
+      if [[ "$line" != "$current" && "$line" =~ ^[[:digit:]]+$ ]]; then
+        tmux kill-session -t "$line"
+      fi
+    done
+  '';
+
+  scripts.bar = ''
+    text="#c6d0f5"
+    text_dark="#7F849C"
+    blue="#b3befe"
+    green="#a6d189"
+    red="#f38ba8"
+    bg_dark="#181825"
+    bg_light="#1E1E2E"
+
+    tset() {
+      tmux set -gq "$@"
+    }
+
+    tset status on
+
+    tset status-position bottom
+    tset status-justify absolute-centre
+    tset status-bg $bg_light
+
+    tset status-left-style fg=$green,bold
+    tset status-left " #{client_session}"
+
+    tset window-status-style fg=$text_dark
+    tset window-status-format " #I "
+    tset window-status-current-style fg=$blue,bold
+    tset window-status-current-format " #I "
+    tset window-status-separator ""
+
+    tset status-right "#[fg=$text_dark]%l:%M  #[fg=$red]#(${scriptsDir}/battery.sh) "
+
+    ## pane borders
+    tset pane-border-style fg=$bg_dark,bg=$bg_dark
+    tset pane-active-border-style fg=$bg_dark,bg=$bg_dark
+
+    ## pane backgrounds
+    # Set the foreground/background color for the active window
+    tset window-active-style bg=$bg_light
+
+    # Set the foreground/background color for all other windows
+    tset window-style bg=$bg_dark
+  '';
+
+  scripts.paneSplit = ''
+    #!/usr/bin/env bash
+    width=$(tmux display -p "#{pane_width}")
+    height=$(tmux display -p "#{pane_height}")
+
+    if (( $(echo "$width / $height > 2.5" | bc -l) )); then
+      tmux split-window -h "$@"
+    else
+      tmux split-window -v "$@"
+    fi
+  '';
+
+  # pull up the docs for a specific tmux command
+  scripts.tmuxDoc = ''
+    usage=$(tmux list-commands -F "#{command_list_name} #{command_list_usage}" "$1")
+
+    man tmux  | awk -v usage="$usage" '
+      index($0, usage) > 0 { found=1 }
+      found {
+        print
+        if ($0 == "") exit
+      }
+    '
+  '';
+
+  # replaces `C-b :` with a fancy fzf popup menu with completion and history
+  scripts.fzfExec = ''
+    all_cmds() {
+      tmux list-commands -F $'#{command_list_name}#{?command_list_alias,\n#{command_list_alias},}'
+    }
+
+    selected_cmd=$(all_cmds | fzf --bind 'enter:accept-or-print-query,tab:replace-query,alt-backspace:clear-query' --prompt : --preview "~/.config/tmux/scripts/tmux-doc.sh $(printf '{}' | cut -d' ' -f1)")
+    test -z "$selected_cmd" && exit
+
+    tmux $(echo "$selected_cmd" | sed "s@~@$HOME@g")
+  '';
+
+  plugins.fuzzback = builtins.fetchGit {
+    url = "https://github.com/roosta/tmux-fuzzback";
+    rev = "0aafeeec4555d7b44a5a2a8252f29c238d954d59";
+  };
+
+  tmux-conf = ''
+    set -g mouse on
+
+    # bell
+    set -g visual-activity off
+    set -g visual-bell off
+    set -g visual-silence off
+    setw -g monitor-activity off
+    set -g bell-action none
+
+    # Panes
+    bind-key -n C-w kill-pane
+
+    bind -n C-Enter run-shell "${scriptsDir}/split.sh -c '#{?@default-path,#{@default-path},#{pane_current_path}}'"
+
+    unbind -n MouseDown3Pane ## disable right click menu
+    bind-key -n M-z resize-pane -Z ## Pane zoom
+    set -g allow-rename on
+
+    # Windows
+    bind-key -n C-t     new-window -c '#{?@default-path,#{@default-path},#{pane_current_path}}'
+    bind-key -n C-Tab   next-window
+    bind-key -n C-S-Tab previous-window # doesn't work in foot :(
+    set -g renumber-windows on
+    set -g base-index 1
+
+    # Sessions
+    bind-key -n C-f run-shell "${scriptsDir}/minibuffer.sh -d '$HOME' 'broot --conf ~/.config/tmux/broot/sessionizer.toml'"
+
+    # Statusbar
+    run-shell "${scriptsDir}/bar.sh"
+
+    set-hook -ag client-detached 'run-shell ${scriptsDir}/clean-sessions.sh'
+    set-hook -ag client-session-changed 'run-shell ${scriptsDir}/clean-sessions.sh'
+
+    bind-key -n C-g display-popup -E -w 80% -h 80% -x C -y C -d "#{?@default-path,#{@default-path},#{pane_current_path}}" "${pkgs.lazygit}/bin/lazygit"
+    bind-key o display-popup -E -w 70% -h 70% -x C -y C "hx ~/Documents/todo.txt"
+
+    # Scrollback
+    set -g @fuzzback-popup 1
+    bind-key -T copy-mode -n / run-shell "${plugins.fuzzback}/scripts/fuzzback.sh"
+
+    # Replace command prompt with fzf
+    bind-key -T prefix : run-shell "${scriptsDir}/minibuffer.sh -h 10 '${scriptsDir}/fzf-exec.sh'"
+  '';
+
+  scripts.minibuffer = ''
+    window_height="$(tmux display -p '#{window_height}')"
+    tmux display-popup -EB \
+      -w 100% -h 16 \
+      -x 0 -y "$(($window_height + 1))" \
+      "$@"
+  '';
+in
+  lib.mkIf cfg.enable {
+    hjem.users."${config.collinux.user.name}" = {
+      files = let
+        e = text: {
+          inherit text;
+          executable = true;
+        };
+      in {
+        ".config/tmux/scripts/battery.sh" = e scripts.battery;
+        ".config/tmux/scripts/sessionizer.sh" = e scripts.sessionizer;
+        ".config/tmux/scripts/clean-sessions.sh" = e scripts.cleanSessions;
+        ".config/tmux/scripts/bar.sh" = e scripts.bar;
+        ".config/tmux/scripts/split.sh" = e scripts.paneSplit;
+        ".config/tmux/scripts/minibuffer.sh" = e scripts.minibuffer;
+        ".config/tmux/scripts/tmux-doc.sh" = e scripts.tmuxDoc;
+        ".config/tmux/scripts/fzf-exec.sh" = e scripts.fzfExec;
+
+        ".config/tmux/broot/sessionizer.toml" = {
+          generator = (pkgs.formats.toml {}).generate "sessionizer.toml";
+          value = broot_sessionizer_config;
+        };
+
+        ".config/tmux/tmux.conf".text = tmux-conf;
+      };
+
+      packages = [pkgs.tmux];
+    };
+  }
-- 
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