# pane navigation
bind -r h select-pane -L  # move left
bind -r j select-pane -D  # move down
bind -r k select-pane -U  # move up
bind -r l select-pane -R  # move right

set -g prefix C-a

set -g status-bg black
set -g status-fg white

set -g mouse on

set-option -g repeat-time 0

# -- copy mode -----------------------------------------------------------------

bind Enter copy-mode # enter copy mode

run -b 'tmux bind -t vi-copy v begin-selection 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi v send -X begin-selection 2> /dev/null || true'
run -b 'tmux bind -t vi-copy C-v rectangle-toggle 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi C-v send -X rectangle-toggle 2> /dev/null || true'
run -b 'tmux bind -t vi-copy y copy-selection 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi y send -X copy-selection-and-cancel 2> /dev/null || true'
run -b 'tmux bind -t vi-copy Escape cancel 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi Escape send -X cancel 2> /dev/null || true'
run -b 'tmux bind -t vi-copy H start-of-line 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi H send -X start-of-line 2> /dev/null || true'
run -b 'tmux bind -t vi-copy L end-of-line 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi L send -X end-of-line 2> /dev/null || true'

# copy to X11 clipboard
if -b 'command -v xsel > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | xsel -i -b"'
if -b '! command -v xsel > /dev/null 2>&1 && command -v xclip > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | xclip -i -selection clipboard >/dev/null 2>&1"'
# copy to macOS clipboard
if -b 'command -v pbcopy > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | pbcopy"'
if -b 'command -v reattach-to-user-namespace > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | reattach-to-user-namespace pbcopy"'
# copy to Windows clipboard
if -b 'command -v clip.exe > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | clip.exe"'
if -b '[ -c /dev/clipboard ]' 'bind y run -b "tmux save-buffer - > /dev/clipboard"'