.tmux.conf

# vim: set ft=tmux:

# fixup colors so they are true color range
set-option -sa terminal-overrides ",xterm*:Tc"

unbind C-b
set -g prefix C-a
set-option -g prefix C-a
# set-option -g prefix C-b
bind-key -n C-b send-prefix
# bind C-b send-prefix
bind-key C-a last-window
bind-key C-c new-window
# allow repeat for next/prev with -r
bind-key -r C-n next-window
bind-key -r C-p previous-window
# not used, so commented
# bind-key C command-prompt -p "Name of new window: " "new-window -n '%%'"
# create new window on current path
bind-key C new-window -c "#{pane_current_path}"

# how to change default folder for a session
# attach-session -c "#{pane_current_path}"

set -s set-clipboard on

set -g terminal-overrides '*:smcup@:rmcup@'
# set -g status off

# For mouse people
# set -g mode-mouse on
# set -g mouse-select-window on
# set -g mouse-select-pane on
# set -g mouse on
# set -g mouse onbind -n WheelUpPane if-shell -F -t = "#{mouse_any_flag}" "send-keys -M" "if -Ft= '#{pane_in_mode}' 'send-keys -M' 'select-pane -t=; copy-mode -e; send-keys -M'"

# shortcuts to move window left and right
bind -r S-Left swap-window -t - \; select-window -t -
bind -r S-Right swap-window -t + \; select-window -t +

# detach client
bind-key d detach
bind-key C-d detach

# choose a client to detach
bind-key D choose-client

# choose window/session
bind-key '"' choose-window
bind-key 'S' choose-session
bind-key "'" run-shell 'tmux choose-tree -Nwf"##{==:##{session_name},#{session_name}}"'

# display visible indicator of each pane
bind-key w display-panes

# swap panes
bind-key -r J swap-pane -D
bind-key -r K swap-pane -U

# kill current pane/window
bind-key q confirm-before kill-pane
bind-key Q confirm-before kill-window
bind-key C-q confirm-before kill-pane

# Ctrl-Left/Right cycles thru windows (no prefix)
bind-key -n "C-Left"  select-window -t :-
bind-key -n "C-Right" select-window -t :+

# Ctrl-Up/Down cyles thru panes (no prefix)
bind-key -n "C-Up"   select-pane -t :.-
bind-key -n "C-Down" select-pane -t :.+

# title (default key in tmux is ',')
bind-key A command-prompt "rename-window %%"

# toogle status bar
bind-key t set -g status

# displays
bind-key * list-clients

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

set -g history-limit 10000

# Start numbering at 0
set -g base-index 0

# Relax!
set -sg escape-time 0
set -sg repeat-time 600

# neovim complained
set-option -g focus-events on

# listen for activity on all windows
set -g bell-action any

# super useful when using "grouped sessions" and multi-monitor setup
setw -g aggressive-resize on

set -g display-time 400

# Automatically set window title
set-window-option -g automatic-rename on
set-option -g renumber-windows on
setw -g automatic-rename on
set-option -g set-titles on

# Set nice title
set -g set-titles-string '#{client_user}@#H --> #{session_name} --> #{window_index}:#{window_name} --> #{pane_current_path}'

# y and p as in vim
# bind Escape copy-mode
# unbind p
# bind p paste-buffer
# bind -t vi-copy 'v' begin-selection
# bind -t vi-copy 'y' copy-selection
# bind -t vi-copy 'Space' halfpage-down
# bind -t vi-copy 'Bspace' halfpage-up

# Copy mode
setw -g mode-keys vi
bind [ copy-mode
bind Escape copy-mode
unbind p
bind p paste-buffer
bind-key -T copy-mode-vi v send-keys -X begin-selection
bind-key -T copy-mode-vi C-v send-keys -X rectangle-toggle
bind-key -T copy-mode-vi y send-keys -X copy-selection-and-cancel

# easy-to-remember split pane commands
# bind-key | split-window -h
# bind-key - split-window -v
# bind-key _ split-window -v

# easy-to-remember split pane commands, keep current path
bind | split-window -h -c "#{pane_current_path}"
bind _ split-window -v -c "#{pane_current_path}"
bind - split-window -v -c "#{pane_current_path}"

# moving between panes with vim movement keys
bind-key C-h select-pane -L
bind-key C-j select-pane -D
bind-key C-k select-pane -U
bind-key C-l select-pane -R

bind-key h select-pane -L
bind-key j select-pane -D
bind-key k select-pane -U
bind-key l select-pane -R

# resize panes with vim movement keys
bind -r H resize-pane -L 5
bind -r J resize-pane -D 5
bind -r K resize-pane -U 5
bind -r L resize-pane -R 5

# resize panes with vim movement keys - small step
bind -r < resize-pane -L 1
bind -r > resize-pane -R 1

# smart pane switching with awareness of vim splits
bind -n C-h run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-h) || tmux select-pane -L"
bind -n C-j run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-j) || tmux select-pane -D"
bind -n C-k run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-k) || tmux select-pane -U"
bind -n C-l run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-l) || tmux select-pane -R"
# bind -n C-\ run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys 'C-\\') || tmux select-pane -l"


# enable activity alerts
setw -g monitor-activity on
set -g visual-activity on
set -g status-interval 15

# set default terminal - this is necessary for VIM begin and end to work
# set -g default-terminal screen-256color
set -g default-terminal tmux-256color

# THEME
set -g status-fg colour231
set -g status-bg colour234
set -g status-left-length 20
# set -g status-left '#[fg=colour16,bg=colour254,bold] #S #[fg=colour254,bg=colour234,nobold]'

# pane border
set-option -g pane-border-style fg=colour238
set-option -g pane-active-border-style fg=colour114
# set-option -g pane-border-bg colour0
# set-option -g pane-border-bg default
# set-option -g pane-active-border-fg colour173
# set-option -g pane-active-border-fg colour215

# help at http://manpages.ubuntu.com/manpages/trusty/man1/tmux.1.html
# non selected window format
set -g window-status-format "#[bg=colour234]#[default] #[fg=colour244]#I #[default]#W#[fg=colour244]#{?window_zoomed_flag,#Z,} "

# Powerline
set -g status-left "#[fg=colour234,bg=colour114,bold]#S#[fg=colour114,bg=colour240,nobold]#[fg=colour240,bg=colour234,nobold] "
set -g window-status-current-format "#[fg=colour114,bg=colour234]#[fg=colour252,bg=colour114,nobold] #I:#[fg=colour231,bold]#W#[fg=colour231]#{?window_zoomed_flag,#Z,} #[fg=colour114,bg=colour234,nobold]"
set -g status-right '#[fg=colour240,bg=colour234]#[fg=colour234,bg=colour240] #(date +"%H:%M") #[fg=colour75,bg=colour240]#[fg=colour234,bg=colour75] #(hostname) '
set -g window-status-activity-style bold,fg=white,bg=colour236

# Simple fonts
# set -g status-left "#[fg=colour236,bg=colour114,bold]#S>"
# set -g window-status-current-format " #[fg=colour231,bg=colour173,nobold] #I.#[fg=colour231,bold]#W#[fg=colour231]#{?window_zoomed_flag,#Z,} "
# set -g status-right '#[fg=colour234,bg=colour240] #(date +"%H:%M") #[fg=colour234,bg=colour160] #(hostname) '


# Custom theme / settings for every PC
if '[ -f ~/.tmux.theme.conf ]' \
    'source ~/.tmux.theme.conf'




# """"""""""""""
# " tmux fixes "
# """"""""""""""
# " Handle tmux $TERM quirks in vim
# if $TERM =~ '^screen-256color'
#     map <Esc>OH <Home>
#     map! <Esc>OH <Home>
#     map <Esc>OF <End>
#     map! <Esc>OF <End>
# endif



# Copycat nN-next,prev, y-copy, ctrl+ap paste
# prefix + ctrl-f - simple file search
# prefix + ctrl-g - jumping over git status files (best used after git status command)
# prefix + alt-h - jumping over SHA-1/SHA-256 hashes (best used after git log command)
# prefix + ctrl-u - url search (http, ftp and git urls)
# prefix + ctrl-d - number search (mnemonic d, as digit)
# prefix + alt-i - ip address search

set -g @copycat_url_search 'c-b'

# List of plugins
# Install plugins with " c+a I "
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @plugin 'tmux-plugins/tmux-continuum'
set -g @plugin 'tmux-plugins/tmux-copycat'
set -g @plugin 'tmux-plugins/tmux-yank'
set -g @plugin 'tmux-plugins/tmux-open'


# Smart pane switching with awareness of Vim splits.
# See: https://github.com/christoomey/vim-tmux-navigator
vim_pattern='(\S+/)?g?\.?(view|l?n?vim?x?|fzf)(diff)?(-wrapped)?'
is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
    | grep -iqE '^[^TXZ ]+ +${vim_pattern}$'"
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

# restore session for vim and neovim
set -g @resurrect-strategy-vim 'session'
set -g @resurrect-strategy-nvim 'session'
set -g @continuum-restore 'on'                #set automatic sessions restore
set -g @continuum-save-interval '7'           #set autosave interval to lower value


unbind -n C-u
bind C-u copy-mode \; send-keys -X halfpage-up
bind u copy-mode \; send-keys -X halfpage-up

# Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
if "test ! -d ~/.tmux/plugins/tpm" \
   "run 'git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm'"
run '~/.tmux/plugins/tpm/tpm'