tmux.conf

# set -g default-shell $SHELL

# improve colors
set -g default-terminal "xterm-256color"
#set -ga terminal-overrides ",*256col*:Tc"
# set -ga terminal-overrides ",xterm-256color:Tc"
set -ga terminal-overrides ",xterm*:Tc:smcup@:rmcup@"
set -ga terminal-overrides ",screen*:Tc:smcup@:rmcup@"
set -ga terminal-overrides ",tmux*:Tc:smcup@:rmcup@"
# set -g terminal-overrides "xterm*:XT:smcup@:rmcup@:kUP5=\eOA:kDN5=\eOB:kLFT5=\eOD:kRIT5=\eOC"

# set -gw xterm-keys on

set -g focus-events on

set -g repeat-time 0

set -g base-index 1
setw -g pane-base-index 1
set -g renumber-windows on

set -g display-panes-time 1000

# Keep plenty of history for scrollback
set -g history-limit 64096

# Use emacs / readline key-bindings at the tmux command prompt `<prefix>:`
set -g status-keys emacs

# address vim mode switching delay (http://superuser.com/a/252717/65504)
set -sg escape-time 0
# set -sg escape-time 10

set -g mouse on

#### Key bindings
setw -g mode-keys vi

# Ctrl-s prefix key. Default => C-b. Send C-s with repeat option via C-s C-s
unbind C-b
set -g prefix C-s
bind -r C-s send-prefix

# more intuitive keybindings for splitting
bind \\ split-window -h -c "#{pane_current_path}"
bind - split-window -v -c "#{pane_current_path}"

# Use vim keybindings in copy mode
bind -T copy-mode-vi v send -X begin-selection
bind -T copy-mode-vi y send -X copy-pipe-and-cancel "pbcopy"
unbind -T copy-mode-vi Enter
bind -T copy-mode-vi Enter send -X copy-pipe-and-cancel "pbcopy"
unbind -T copy-mode-vi Space
bind -T copy-mode-vi Space send -X jump-again
bind -T copy-mode-vi 0 send -X back-to-indentation
bind y run "tmux save-buffer - | pbcopy "
bind C-y run "tmux save-buffer - | pbcopy "

# Default to incremental search in copy-mode
bind -T copy-mode-vi / command-prompt -i -p "search down" "send -X search-forward-incremental \"%%%\""
bind -T copy-mode-vi ? command-prompt -i -p "search up" "send -X search-backward-incremental "%%%""
bind / copy-mode\; command-prompt -i -p "search up" "send -X search-backward-incremental "%%%""

# Dismiss current pane to background window
bind b break-pane -d

# Start new session in current directory 
bind C-b send-keys "tat && exit" "C-m"

# kill session and switch to next
bind ! run-shell "(tmux switch-client -l || tmux switch-client -n) && tmux kill-session -t '#S' || tmux kill-session"

# 
bind j command-prompt -p "join pane from: "  "join-pane -h -s '%%'"

# Kill all panes except current 
bind -r e kill-pane -a

# Easily swap a pane (targeted by pane number) with the current pane
bind s command-prompt -p "pane #: "  "swap-pane -t '%%'"

# bind t split-window -h -c "#{pane_current_path}" "source ~/.config/fish/navigation.zsh && itree | less -R"

# Fzf for opened sessions
bind C-o run-shell "tmux-popup 'tmux-open-session' 40"
bind C-i run-shell "tmux-popup 'tmux-switch-session' 40"

#
bind p run-shell "tmux-popup"

# Open urls in the current pane
bind u capture-pane -J \; \
  save-buffer "/tmp/tmux-buffer" \; \
  delete-buffer \; \
  display-popup -E -h '80%' "egrep -o 'https?://[^ ]+' /tmp/tmux-buffer | fzf --select-1 | xargs open"

# Reload settings
bind r source-file ~/.tmux.conf \; display "Reloaded!"

# Open current directory
bind o run-shell "open #{pane_current_path}"

# 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

# Resizing pane
bind -r C-k resize-pane -U 5
bind -r C-j resize-pane -D 5
bind -r C-h resize-pane -L 5
bind -r C-l resize-pane -R 5

# Moving window in status bar (fn+option+arrow)
bind -n M-Home swap-window -t -1 \; previous-window
bind -n M-End swap-window -t +1 \; next-window

# Shift arrow to switch windows
bind -n M-Tab  next-window
bind -n C-End  previous-window # M-BTab binded in iterm prefs

bind -n M-w kill-window
bind -n M-t new-window -c "#{pane_current_path}"

bind "'" last-window

bind -n M-0 select-window -t 0
bind -n M-1 select-window -t 1
bind -n M-2 select-window -t 2
bind -n M-3 select-window -t 3
bind -n M-4 select-window -t 4
bind -n M-5 select-window -t 5
bind -n M-6 select-window -t 6
bind -n M-7 select-window -t 7
bind -n M-8 select-window -t 8
bind -n M-9 select-window -t 9

# allow the title bar to adapt to whatever host you connect to
set -g set-titles on
set -g set-titles-string "#T"

set -g status-left-length 85
set -g status-right-length 85

# Plugins
set -g @plugin "am1re/everforest-tmux"
set -g @plugin "tmux-plugins/tmux-prefix-highlight"

set -g @prefix_highlight_show_copy_mode 'on'
set -g @prefix_highlight_show_sync_mode 'on'
set -g @prefix_highlight_prefix_prompt '💤'
set -g @prefix_highlight_copy_prompt 'Copy'
set -g @prefix_highlight_sync_prompt 'Sync'

set -g @nord_tmux_date_format "%d.%m"
set -g @nord_tmux_no_patched_font 0

run "~/.tmux/plugins/tpm/tpm"

# Import
if-shell "uname -s | grep -q Darwin" "source ~/.tmux.conf.osx"