tmux.conf

# ========== Overwrites ==========
unbind r
set -g prefix C-s


# ========== Settings ==========
# Basic settings
set -g mouse on
set-option -g focus-events on
set-option -g status-position top
set -s escape-time 50

# Window/Pane settings
set -g base-index 1
setw -g pane-base-index 1

# Terminal settings
set-option -g focus-events on 
set-option -sa terminal-features ',xterm-256color:RGB'

# Set vi mode
set-window-option -g mode-keys vi

# Copy settings based on OS
if-shell "uname | grep -q Darwin" {
    bind-key -T copy-mode-vi 'y' send -X copy-pipe-and-cancel 'pbcopy'
    bind-key -T copy-mode-vi Enter send -X copy-pipe-and-cancel 'pbcopy'
} {
    bind-key -T copy-mode-vi 'y' send -X copy-pipe-and-cancel 'xclip -selection clipboard -i'
    bind-key -T copy-mode-vi Enter send -X copy-pipe-and-cancel 'xclip -selection clipboard -i'
}

# Better copy mode bindings
bind-key -T copy-mode-vi v send-keys -X begin-selection
bind-key -T copy-mode-vi C-v send-keys -X rectangle-toggle


# ========== Keybindings ==========
# Reload config
bind r source-file ~/.config/tmux/tmux.conf

# Smart pane switching with awareness of Vim splits
is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"

bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h' 'select-pane -L'
bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j' 'select-pane -D'
bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k' 'select-pane -U'
bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l' 'select-pane -R'

# Copy mode bindings
bind-key -T copy-mode-vi 'C-h' select-pane -L
bind-key -T copy-mode-vi 'C-j' select-pane -D
bind-key -T copy-mode-vi 'C-k' select-pane -U
bind-key -T copy-mode-vi 'C-l' select-pane -R


# ========== Plugins ==========
# Plugin manager
set -g @plugin 'tmux-plugins/tpm'

# Catppuccin theme
set -g @plugin 'catppuccin/tmux'
# settings for catppuccin tmux 2
# ref: https://github.com/catppuccin/tmux?tab=readme-ov-file#config-2
set -g @catppuccin_window_left_separator "█"
set -g @catppuccin_window_right_separator "█ "
set -g @catppuccin_window_number_position "right"
set -g @catppuccin_window_middle_separator "  █"
set -g @catppuccin_window_default_fill "number"
set -g @catppuccin_window_current_fill "number"
set -g @catppuccin_window_current_text "#{pane_current_path}"
set -g @catppuccin_status_modules_right "directory session date_time host"
set -g @catppuccin_status_left_separator  ""
set -g @catppuccin_status_right_separator " "
set -g @catppuccin_status_fill "all"
set -g @catppuccin_status_connect_separator "yes"

# Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
run '~/.config/tmux/plugins/tpm/tpm'