.tmux.conf

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

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

# reduce the lag for esc key
set -sg escape-time 0

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

# start window index at 1
set -g base-index 1

# start pane index at 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

# enable all mouse options
set -g mouse on

# enable C-C and C-P to copy/paste
# http://stackoverflow.com/a/39741226
set -g default-shell $SHELL
set -g default-command "reattach-to-user-namespace -l ${SHELL}"

# allow lots of scrollback
set -g history-limit 8192

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

# tmux prefix
unbind C-b
set -g prefix C-Space

# copy with 'enter' or 'y' and send to mac os clipboard: http://goo.gl/2Bfn8
unbind -t vi-copy Enter
bind-key -t vi-copy Enter copy-pipe "reattach-to-user-namespace pbcopy"
bind-key -t vi-copy y copy-pipe "reattach-to-user-namespace pbcopy"

# paste
unbind C-p
bind C-p paste-buffer

# window splitting
unbind %
bind | split-window -h
unbind '"'
bind - split-window -v

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

# quickly resize panes
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

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

# Smart pane switching with awareness of vim splits
# See: https://github.com/christoomey/vim-tmux-navigator
is_vim='echo "#{pane_current_command}" | grep -iqE "(^|\/)g?(view|n?vim?x?)(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"

# prefix k to clear screen
bind k send-keys 'C-l' \; clear-history

# Move windows left and right with Ctrl+Shift+left/right
bind-key -n C-S-Left swap-window -t -1
bind-key -n C-S-Right swap-window -t +1

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

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

# Status line left side
set -g status-left-length 40
set -g status-left "#Session: #S #w#I#p#P"

# Status line right side
set -g status-right '#{prefix_highlight} %a %Y-%m-%d %H:%M'

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

# # default statusbar colors
# set -g status-fg default
# set -g status-bg default
# set -g status-attr bright

# # default window title colors
# set-window-option -g window-status-fg white
# set-window-option -g window-status-bg default
# set-window-option -g window-status-attr dim

# # active window title colors
# set-window-option -g window-status-current-fg white
# set-window-option -g window-status-current-bg default
# set-window-option -g window-status-current-attr bright

# # command/message line colors
# set -g message-fg white
# set -g message-bg default
# set -g message-attr bright

######################
### DESIGN CHANGES ###
######################

# panes
set -g pane-border-fg black
set -g pane-active-border-fg brightred

## Status bar design
# status line
set -g status-bg default
set -g status-fg colour12
set -g status-interval 2

# messaging
set -g message-fg black
set -g message-bg yellow
set -g message-command-fg blue
set -g message-command-bg black

#window mode
setw -g mode-bg colour6
setw -g mode-fg colour0

# window status
setw -g window-status-format " #F#I:#W#F "
setw -g window-status-current-format " #F#I:#W#F "
setw -g window-status-format "#[fg=magenta]#[bg=black] #I #[bg=cyan]#[fg=colour8] #W "
setw -g window-status-current-format "#[bg=brightmagenta]#[fg=colour8] #I #[fg=colour8]#[bg=colour14] #W "
setw -g window-status-current-bg colour0
setw -g window-status-current-fg colour11
setw -g window-status-current-attr dim
setw -g window-status-bg green
setw -g window-status-fg black
setw -g window-status-attr reverse

# Info on left (I don't have a session display for now)
# set -g status-left ''

# loud or quiet?
set-option -g visual-activity off
set-option -g visual-bell off
set-option -g visual-silence off
set-window-option -g monitor-activity off
set-option -g bell-action none

set -g default-terminal "screen-256color"

# The modes {
setw -g clock-mode-colour colour135
setw -g mode-attr bold
setw -g mode-fg colour196
setw -g mode-bg colour238

# }
# The panes {

set -g pane-border-bg colour235
set -g pane-border-fg colour238
set -g pane-active-border-bg colour236
set -g pane-active-border-fg colour51

# }
# The statusbar {

set -g status-position bottom
set -g status-bg colour234
set -g status-fg colour137
set -g status-attr dim
set -g status-left ''
set -g status-right '#[fg=colour233,bg=colour241,bold] %d/%m #[fg=colour233,bg=colour245,bold] %H:%M:%S '
set -g status-right-length 50
set -g status-left-length 20

setw -g window-status-current-fg colour81
setw -g window-status-current-bg colour238
setw -g window-status-current-attr bold
setw -g window-status-current-format ' #I#[fg=colour250]:#[fg=colour255]#W#[fg=colour50]#F '

setw -g window-status-fg colour138
setw -g window-status-bg colour235
setw -g window-status-attr none
setw -g window-status-format ' #I#[fg=colour237]:#[fg=colour250]#W#[fg=colour244]#F '

setw -g window-status-bell-attr bold
setw -g window-status-bell-fg colour255
setw -g window-status-bell-bg colour1

# }
# The messages {

set -g message-attr bold
set -g message-fg colour232
set -g message-bg colour166

# }

###########################
# Tmux Plugin Manager
###########################
# List of plugins
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-sensible'
set -g @plugin 'tmux-plugins/tmux-prefix-highlight'

# Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
run '~/.tmux/plugins/tpm/tpm'