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# Force colors for e.g. prompt
set-option -g default-terminal "screen-256color"
set-option -ag terminal-overrides ",xterm-256color:RGB"
# Enumerate windows from 1
set -g base-index 1
# Renumber windows when one is closed to keep a gapless order
set-option -g renumber-windows on
# Lower escape-time in vim
# see https://github.com/neovim/neovim/wiki/FAQ#esc-in-tmux-or-gnu-screen-is-delayed
set -sg escape-time 0
# 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 "$is_vim" 'send-keys C-l' 'select-pane -R'
tmux_version='$(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 -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
# vim mode keys in copy-mode
set-window-option -g mode-keys vi
# start selection with v and end with y
## tmux <= 2.3
if-shell 'tmux -V | grep -Eq "tmux 2\.[0-3]"' " \
bind-key -t vi-copy 'v' begin-selection; \
bind-key -t vi-copy 'y' copy-selection; \
bind -t vi-copy y copy-pipe 'xclip -sel clip -i'; \
"
if-shell 'tmux -V | grep -Eq "tmux (2\.[4-9])|(3\.)"' " \
bind-key -T copy-mode-vi v send-keys -X begin-selection; \
bind-key -T copy-mode-vi y send-keys -X copy-selection; \
"
# bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel 'xclip -sel clip -i'
# Faster repeat time
set-option -g repeat-time 300
# Exit parent process when detaching from tmux
bind-key d detach-client -P
# Keep pwd for new splits
bind-key '"' split-window -v -c '#{pane_current_path}'
bind-key % split-window -h -c '#{pane_current_path}'
# Color scheme from vim-airline's bubblegum theme
airline_grey="colour238"
airline_green="colour150"
airline_blue="colour110"
airline_purple="colour146"
airline_orange="colour179"
airline_red="colour174"
airline_pink="colour182"
# Status line
set-option -g status-style "bg=$airline_grey,fg=$airline_blue"
set-option -g message-style "bg=$airline_grey,fg=colour255"
set-option -g status-left-length "80"
set-option -g status-left-style "bg=$airline_grey,fg=$airline_blue,bold,noitalics,nounderscore"
set-option -g status-left " #S "
set-option -g status-right-style "bg=$airline_blue,fg=$airline_grey,bold,noitalics,nounderscore"
set-option -g status-right " %Y-%m-%d %H:%M | #h "
set-window-option -g window-status-current-style "bg=$airline_blue,fg=$airline_grey,nobold,noitalics,nounderscore"
set-window-option -g window-status-current-format " #I:#W#{?window_zoomed_flag,*Z,} "
set-window-option -g window-status-style "bg=$airline_grey,fg=$airline_blue,nobold,noitalics,nounderscore"
set-window-option -g window-status-format " #I:#W#{?window_last_flag,-,} "
set-window-option -g window-status-separator ""
set-option -g pane-active-border-style "fg=$airline_blue"
set-option -g pane-border-style "fg=$airline_grey"