.tmux.conf

# tmux configuration file
#set -g default-terminal "xterm-16color"
#set -g default-terminal "xterm-256color"
set -g default-terminal "screen-256color"

set -g default-shell $SHELL
set -g default-command "reattach-to-user-namespace -l ${SHELL}"
set -g allow-passthrough 1

# change prefix to C-a
set -g prefix C-a
# set -g prefix2 ^" "

# use C-a C-a to send prefix to an inner tmux session
bind C-a send-prefix

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

bind c new-window -c "#{pane_current_path}"
# open a new window in my home directory
bind v new-window -c "~"
# open a new window with a "horizontal" split
bind b new-window \; split-window -h

bind n next-window
unbind C-n
bind -r C-n next-window
unbind m
bind -r m previous-window

# move original , binding to < and use , for last-window
unbind <
bind < command-prompt "rename-window '%%'"
unbind ,
bind , last-window
unbind '$'
bind '$' command-prompt "rename-session '%%'"

# unbind r
# bind r refresh-client \; display-message "..."

# reload config file
unbind r
bind r source-file ~/.tmux.conf \; display-message "Config reloaded."

# clear pane history buffer
unbind R
bind R clear-history \; display-message "History cleared."

# vim style pane navigation
# use C+[hjkl] to move more than one pane in succession
unbind j
bind j select-pane -D
unbind C-j
bind -r C-j select-pane -D
unbind k
bind k select-pane -U
unbind C-k
bind -r C-k select-pane -U
unbind h
bind h select-pane -L
unbind C-h
bind -r C-h select-pane -L
unbind l
bind l select-pane -R
unbind C-l
bind -r C-l select-pane -R

# smart pane switching with awareness of vim splits
is_vim='echo "#{pane_current_command}" | grep -iqE "(^|\/)g?(view|n?vim?)(diff)?$"'
bind -n C-h if-shell "$is_vim" "send-keys C-h" "select-pane -L"
bind -n C-j if-shell "$is_vim" "send-keys C-j" "select-pane -D"
bind -n C-k if-shell "$is_vim" "send-keys C-k" "select-pane -U"
bind -n C-l if-shell "$is_vim" "send-keys C-l" "select-pane -R"
# bind -n C-\ if-shell "$is_vim" "send-keys C-\\" "select-pane -l"

# replace clear screen (C-l)
unbind -n 'C-\'
# bind -n C-\ send-keys 'C-l'
bind 'C-\' send-keys 'C-l'

bind Enter send-keys '









'

# move panes
bind C-f command-prompt -p "join pane from:"  "join-pane -s '%%'"
bind C-t command-prompt -p "send pane to:"  "join-pane -t '%%'"
bind S display-panes \;\
             command-prompt -p "swap pane from:, swap pane to:" "swap-pane -s '%%' -t '%%'"

# move windows
unbind M
bind -r M swap-window -t -1
unbind N
bind -r N swap-window -t +1

# vim style copy-paste
set -g mode-keys vi
bind Escape copy-mode
unbind p
bind p paste-buffer
bind -T copy-mode-vi 'v' send -X begin-selection
# handled by tmux-plugins/yank
#bind -t vi-copy 'y' copy-selection
#bind -t vi-copy 'y' copy-pipe 'xclip -selection clipboard'

# copy/paste
# C-c: save into system clipboard (+). With preselection.
bind C-c choose-buffer "run \"tmux save-buffer -b %% - | xclip -i -sel clipboard\" \; run \" tmux display \\\"Clipboard \(+\) filled with: $(tmux save-buffer -b %1 - | dd ibs=1 obs=1 status=noxfer count=80 2> /dev/null)... \\\" \" "
# C-v: copy from + clipboard.
bind C-v run "tmux set-buffer \"$(xclip -o -sel clipboard)\"; tmux paste-buffer" \; run "tmux display \"Copied from \(+\) $(xclip -o -sel clipboard | dd ibs=1 obs=1 status=noxfer count=80 2> /dev/null)... \""

# make tmux command prompt nicer
set -g status-keys emacs # because I want escape to exit the command prompt
unbind \;
bind \; command-prompt -p ">"
# make choice mode nicer
# bind -t vi-choice Escape cancel

# bottom in a new window (https://github.com/ClementTsang/bottom)
bin '`' new-window btm
# htop in a new split
bind '\' split-window -v -p 50 "htop"

# don't wait for an escape sequence (for vim)
set -sg escape-time 0

# wait one second for repeat commands
set -g repeat-time 1000

# generate xterm-style function key sequences
# (makes function + arrow keys work correctly)
set -g xterm-keys on

# fix printing garbage characters to the screen after mouse selection
set -g set-clipboard off

# leave output of applications (like less) on the screen after exiting
# set-window-option -g alternate-screen off

# enable all mouse functionality (new in tmux 2.1)
set -g mouse on

set -g history-limit 32000
set -g message-limit 100
set -g aggressive-resize on

# Appearance
set -g base-index 1
set -g renumber-windows on
set -g pane-base-index 1
set -g set-titles on
set -g set-titles-string "#h - #S - #W"
set -g automatic-rename on
# set -g monitor-activity on
# set -g activity-action any
# set -g monitor-bell on
# set -g visual-bell on
# set -g visual-activity on
set -g display-time 1500
set -g display-panes-time 1500
set -g message-command-style bg=colour243,fg=black # doesn't really work
set -g message-style bg=colour243,fg=black

set -g pane-active-border-style bg=default,fg=green

# Statusline
set -g status-bg colour237
set -g window-status-current-style bg=green # active window
set -g window-status-activity-style bg=default,fg=yellow
set -g window-status-bell-style bg=black,fg=red
set -g window-status-last-style fg=green
set -g window-status-separator ' | '
set -g status-right-length 80
set -g status-right "#{?client_prefix,#[fg=red][P]#[fg=default],} [#(kubectl config current-context)][#h]"

# Environment
# See https://github.com/agriffis/weechat-tmux-env
set -g update-environment 'DISPLAY SSH_ASKPASS SSH_AUTH_SOCK SSH_AGENT_PID SSH_CONNECTION WINDOWID XAUTHORITY DBUS_SESSION_BUS_ADDRESS'

### Plugins

# tpm plugins (fetch with prefix + I)
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-yank'
  set -g @yank_action 'copy-pipe' # or 'copy-pipe-and-cancel' for the default
# save: prefix + ctrl-s
# restore: prefix + ctrl-r
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @plugin 'tmux-plugins/vim-tmux-focus-events'
set -g @plugin 'tmux-plugins/tmux-copycat'

# sidebar with directory tree: prefix+tab
set -g @plugin 'tmux-plugins/tmux-sidebar'
  set -g @sidebar-tree-command 'tree -C' # colors

set -g @plugin 'nhdaly/tmux-scroll-copy-mode'
  set -g @scroll-without-changing-pane 'on'
  set -g @scroll-speed-num-lines-per-scroll 2
  set -g @emulate-scroll-for-no-mouse-alternate-buffer 'on'

set -g @plugin 'tmux-plugins/tmux-logging'
  set -g @save-complete-history-key 'H'

set -g @plugin 'pawel-wiejacha/tmux-picker'

# Initializes TMUX plugin manager.
# Keep this line at the very bottom of tmux.conf.
run-shell '~/.tmux/plugins/tpm/tpm'