setw -g xterm-keys on
set-option -g prefix C-a
bind-key C-a last-window
set-window-option -g mode-keys vi
set -s escape-time 50

# colors
set -g default-terminal "screen-256color"

# testing https://github.com/hamvocke/dotfiles/tree/master/tmux
# reload config file
bind r source-file ~/.tmux.conf

# don't rename windows automatically
set-option -g allow-rename off

#  modes
setw -g clock-mode-colour colour5
set -g mode-style fg=colour1,bg=colour18,bold

# panes
set -g pane-border-style fg=colour242,bg=colour236
set -g pane-active-border-style fg=colour112,bg=colour236

# statusbar
set -g status-position bottom
set -g status-justify left
set -g status-style fg=colour137,bg=colour241,dim
set -g status-left ''
set -g status-right '#[fg=colour232,bg=colour241,bold]B:#(~/bin/get_bat.sh) %a %m/%d #[fg=colour232,bg=colour240,bold] %l:%M %P '
set -g status-right-length 50
set -g status-left-length 20

setw -g window-status-current-style fg=colour10,bg=colour249,bold
setw -g window-status-current-format ' #I#[fg=colour0]:#[fg=colour0]#W#[fg=colour0]#F '

setw -g window-status-style fg=colour9,bg=colour238,bold
setw -g window-status-format ' #I#[fg=colour255]:#[fg=colour255]#W#[fg=colour255]#F '

#######################################
# MOUSE SCROLL WHEEL

# Make mouse useful in copy mode
setw -g mouse on

# https://github.com/tmux/tmux/issues/1320#issuecomment-381952082
# Emulate scrolling by sending up and down keys if these commands are running in the pane
tmux_commands_with_legacy_scroll="nano less more man git"

bind-key -T root WheelUpPane \
	if-shell -Ft= '#{?mouse_any_flag,1,#{pane_in_mode}}' \
		'send -Mt=' \
		'if-shell -t= "#{?alternate_on,true,false} || echo \"#{tmux_commands_with_legacy_scroll}\" | grep -q \"#{pane_current_command}\"" \
			"send -t= Up Up Up" "copy-mode -et="'

bind-key -T root WheelDownPane \
	if-shell -Ft = '#{?pane_in_mode,1,#{mouse_any_flag}}' \
		'send -Mt=' \
		'if-shell -t= "#{?alternate_on,true,false} || echo \"#{tmux_commands_with_legacy_scroll}\" | grep -q \"#{pane_current_command}\"" \
			"send -t= Down Down Down" "send -Mt="'

# copy selection to X windows clipboard
#set -g set-clipboard off
bind-key -T copy-mode-vi v send -X begin-selection
bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "xclip -i -sel clip > /dev/null"

##########################################
# TERMINAL EMULATOR TITLES
set -g set-titles on
#set -g set-titles-string "#(tmux ls | awk -F: '{print $1}' | xargs | sed 's/\ / | /g')"

# Smart pane switching with awareness of Vim splits.
# See: https://github.com/christoomey/vim-tmux-navigator
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 "$is_vim" "send-keys C-l"  "select-pane -R"
#bind-key -n C-\ if-shell "$is_vim" "send-keys C-\\" "select-pane -l"
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
#bind-key -T copy-mode-vi C-\ select-pane -l

# start new splits/windows with "pane_current_path"
#bind c new-window -c "#{pane_current_path}"
bind '%' split-window -h -c "#{pane_current_path}"
bind '"' split-window -v -c "#{pane_current_path}"

set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @resurrect-strategy-vim 'session'
set -g @plugin 'tmux-plugins/tmux-continuum'
set -g @continuum-restore 'on'
run '~/.tmux/plugins/tpm/tpm'