unbind C-b
set -g prefix C-a
bind C-a send-prefix

set -g base-index 1
set -as terminal-overrides ',xterm*:Tc:sitm=\E[3m'  # undercurl support
set -as terminal-overrides ',*:Smulx=\E[4::%p1%dm'  # undercurl support
set -as terminal-overrides ',*:Setulc=\E[58::2::%p1%{65536}%/%d::%p1%{256}%/%{255}%&%d::%p1%{255}%&%d%;m'  # underscore colours - needs tmux-3.0

# Basic functions
bind -n M-n new-window
bind -n M-- split-window -v
bind -n M-| split-window -h
bind -n M-R command-prompt -I "" "rename-window '%%'"
bind -n M-X confirm-before "kill-window"
bind -n M-x confirm-before "kill-pane"
bind -n M-/ copy-mode

# ALT interface for switching windows
bind -n M-Tab last-window
bind -n M-1   select-window -t 1
bind -n M-2   select-window -t 2
bind -n M-3   select-window -t 3
bind -n M-4   select-window -t 4
bind -n M-5   select-window -t 5
bind -n M-6   select-window -t 6

# enable vi mode
setw -g mode-keys vi

# don't allow tmux to rename the window based on commands running
set-option -wg automatic-rename off

# upgrade $TERM
set -g default-terminal "tmux-256color"
set-option -sa terminal-features ',{{ .term }}:RGB'

# Enable mouse mode (tmux 2.1 and above)
set -g mouse on

set -g default-command {{ .shell }}
set -g default-shell {{ .shell }}

set-option -g status-position top
set -g @catppuccin_window_left_separator ""
set -g @catppuccin_window_right_separator " "
set -g @catppuccin_window_middle_separator " █"
set -g @catppuccin_window_number_position "right"

set -g @catppuccin_window_default_fill "number"
set -g @catppuccin_window_default_text "#W"

set -g @catppuccin_window_current_fill "number"
set -g @catppuccin_window_current_text "#W"

set -g @catppuccin_status_modules_right "user host date_time battery session"
set -g @catppuccin_status_left_separator  " "
set -g @catppuccin_status_right_separator ""
set -g @catppuccin_status_right_separator_inverse "no"
set -g @catppuccin_status_fill "icon"
set -g @catppuccin_status_connect_separator "no"

# Nord
set -g @catppuccin_host_color "#81A1C1"
set -g @catppuccin_user_color "#81A1C1"
set -g @catppuccin_date_time_color "#81A1C1"
set -g @catppuccin_session_color "#81A1C1"
set -g @catppuccin_window_default_color "#4C566A"
set -g @catppuccin_window_current_color "#5E81AC"
set -g @catppuccin_status_background "#434C5E"

set -g @catppuccin_host_text "#{host_short}"
set -g @catppuccin_host_icon " "
set -g @catppuccin_user_icon " "
set -g @catppuccin_date_time_text "%H:%M"
set -g @catppuccin_date_time_icon " "
set -g @catppuccin_battery_icon "󰂎"
set -g @catppuccin_session_icon " "

# List of plugins
set -g @plugin 'tmux-plugins/tmux-sensible'
set -g @plugin 'tmux-plugins/tmux-battery'
set -g @plugin 'tmux-plugins/tmux-yank'
set -g @plugin 'tmux-plugins/tmux-pain-control'
set -g @plugin 'tmux-plugins/tmux-logging'
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @plugin 'catppuccin/tmux'

# Initialize TMUX plugin manager
run -b '~/.tmux/plugins/tpm/tpm'