unbind C-b
set-option -g prefix C-a
bind-key C-a send-prefix
set -g status-style 'bg=#333333 fg=#5eacd3'
set -g mouse on
set -g base-index 1
set -g pane-base-index 1
set-window-option -g pane-base-index 1
set-option -g renumber-windows on
set-option -g mouse on

set -ga terminal-overrides ",screen-256color*:Tc"
set-option -g default-terminal "screen-256color"
set -s escape-time 0

set-window-option -g mode-keys vi
bind -T copy-mode-vi v send-keys -X begin-selection
bind -T copy-mode-vi y send-keys -X copy-pipe-and-cancel 'xclip -in -selection clipboard'

bind '"' split-window -c "#{pane_current_path}"
bind % split-window -h -c "#{pane_current_path}"

bind-key -r g run-shell "tmux neww lazygit"
bind-key -r i run-shell "tmux neww ~/scripts/tmux-cht.sh"

bind-key -r f run-shell "tmux neww twm"
bind-key -r F run-shell "tmux neww twm -l"
bind-key -r e run-shell "tmux switch -t $TWM_DEFAULT"
bind X confirm-before kill-session

# Smart pane switching with awareness of Vim splits.
# See: https://github.com/christoomey/vim-tmux-navigator

# decide whether we're in a Vim process
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'

tmux_version='$(tmux -V | sed -En "s/^tmux ([0-9]+(.[0-9]+)?).*/\1/p")'

if-shell -b '[ "$(echo "$tmux_version < 3.0" | bc)" = 1 ]' \
    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\'  'select-pane -l'"
if-shell -b '[ "$(echo "$tmux_version >= 3.0" | bc)" = 1 ]' \
    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\\\'  'select-pane -l'"

bind-key -n 'C-Space' if-shell "$is_vim" 'send-keys C-Space' 'select-pane -t:.+'

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
bind-key -T copy-mode-vi 'C-Space' select-pane -t:.+

set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-sensible'


run '~/.tmux/plugins/tpm/tpm'