.tmux.conf

###########################
#  Configuration
###########################

# increase scroll-back history
set -g history-limit 20000

# use vim key bindings
setw -g mode-keys vi
# mouse
setw -g mouse on

# decrease command delay (increases vim responsiveness)
set -sg escape-time 1
set -g escape-time 1

# increase repeat time for repeatable commands
set -g repeat-time 1000

# start window index at 1
if-shell -b '[[ -z $SPIN ]]' {
  set -g base-index 1
  setw -g pane-base-index 1
}

# highlight window when it has new activity
setw -g monitor-activity on
set -g visual-activity on

# re-number windows when one is closed
set -g renumber-windows on

# set $SHELL as default
set-option -g default-shell $SHELL

###########################
#  Key Bindings
###########################

# tmux prefix
if-shell '[[ -z $SPIN ]]' {
  unbind C-b
  set -g prefix C-s
  bind-key C-s send-prefix
}

# toggle mouse on
bind-key m \
  set-option -g mouse on \;\
  display-message 'Mouse: ON'

# toggle mouse off
bind-key M \
  set-option -g mouse off \;\
  display-message 'Mouse: OFF'

# last window
bind-key j last-window

# enter copy mode (aka visual mode)
unbind [
bind-key v copy-mode

# create 'v' alias for selecting text
bind-key -T copy-mode-vi v send-keys -X begin-selection

# window splitting
unbind %
bind | split-window -h -c '#{pane_current_path}'
unbind '"'
bind _ split-window -v -c '#{pane_current_path}'

# change default option, new window creates one in same path
bind-key c new-window -c "#{pane_current_path}"

# access build logs (and go back!)
bind-key o command-prompt -p "See logs for:" "run-shell -b '~/bin/get-build-logs %%'"
bind-key O switch-client -p

# resize panes
bind-key -r H resize-pane -L 20
bind-key -r J resize-pane -D 10
bind-key -r K resize-pane -U 10
bind-key -r L resize-pane -R 20

## Join windows: <prefix> s, <prefix> j
bind-key u command-prompt -p "join pane from:"  "join-pane -s '%%'"
bind-key s command-prompt -p "send pane to:"  "join-pane -t '%%'"

# quickly switch panes
unbind ^J
bind ^J select-pane -t :.+

# select window with fzf
unbind w
bind-key w run-shell -b "$BIN/tmux-switch-window"

# select tabs around
bind-key -n C-Left select-window -p
bind-key -n C-Right select-window -n
# bind -n C-S-h select-window -p
# bind -n C-S-l select-window -n

# move tabs around
bind-key -r h   swap-window -d -t -1;
bind-key -r c-h swap-window -d -t -1;
bind-key -r l   swap-window -d -t +1;
bind-key -r c-l swap-window -d -t +1;

# quicly page up
unbind ^f
bind ^f copy-mode -u

# force a reload of the config file
unbind r
bind r source-file ~/.tmux.conf \; display "Reloaded!"

# natural pane navigation
is_vim='echo "#{pane_current_command}" | grep -iqE "(^|\/)g?(view|n?vim?|git|jira)(diff)?" || echo "#{pane_title}" | grep -qE "spin#"'
bind-key V display "#{pane_current_command} #{pane_current_path}"
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"

# Fast search
bind -n C-f copy-mode \; command-prompt -p "(search up)" "send -X search-backward \"%%%\""

###########################
# Status Bar
###########################

# enable UTF-8 support in status bar
# set -g status-utf8 on

# set refresh interval for status bar
set -g status-interval 30

# center the status bar
set -g status-justify left

# show session, window, pane in left status bar
set -g status-left-length 40
set -g status-left '#[fg=green]#S#[fg=blue] #I:#P#[default]'

# show hostname, date, time, and battery in right status bar
set-option -g status-right '#[fg=green]#H#[default] %m/%d/%y %I:%M\
 #[fg=red]#(battery discharging)#[default]#(battery charging)'

###########################
# Colors
###########################

# color status bar
set -g status-bg colour235
set -g status-fg white

# highlight current window
set-window-option -g window-status-style fg=black,bg=green

# set color of active pane
set -g pane-border-style fg=colour235,bg=black
set -g pane-active-border-style fg=green
set-window-option -g clock-mode-colour colour64 #green

# tpm bs that should be in osx
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-open'

# open links with x instead of o
set -g @open 'x'

# Load os specific tmux configs
if-shell "uname | grep -q Darwin" "source-file ~/dotfiles/tmux-darwin" "source-file ~/dotfiles/tmux-linux"