set -g prefix C-space

#
# Key bindings
#
bind    C-space send-prefix
bind    r       source-file  "$XDG_CONFIG_HOME/tmux/tmux.conf" \; display "RELOADED"

# Window/pane management (new windows/panes use the path in current pane)
bind    c       new-window      -c '#{pane_current_path}'
bind    |       split-window -h -c '#{pane_current_path}'
bind    -       split-window -v -c '#{pane_current_path}'
bind    x       kill-pane
bind    X       kill-window
bind    n       command-prompt 'rename-window %%'
bind    N       command-prompt 'rename-session %%'

# Move around
bind    .       next-window
bind    ,       previous-window
bind    h       select-pane -L
bind    j       select-pane -D
bind    k       select-pane -U
bind    l       select-pane -R

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

# Arrangement of panes
bind    b       break-pane \; select-pane -m \; last-window
bind    H       join-pane -h -b
bind    J       join-pane -v
bind    K       join-pane -v -b
bind    L       join-pane -h

# Choosing layouts
bind -r C-o     rotate-window
bind -r C-i     rotate-window -D

bind -r space   next-layout
bind    C-m     set main-pane-width 50% \; select-layout main-vertical
bind    C-e     select-layout even-horizontal
bind    C-t     select-layout tiled

# Stay in copy mode on drag end
unbind-key -T   copy-mode-vi MouseDragEnd1Pane

#
# General
#
set  -s  focus-events       on      # pass focus events from terminal to applications
set  -gs escape-time        50      # avoid delays with ESC in vim
set  -gs repeat-time        1000    # allow 1 second for multiple commands
set  -g  base-index         1       # start window numbering from 1
set  -g  history-limit      20000   # remember longer history
setw -g  automatic-rename   on      # automatically rename windows
setw -g  mouse              on      # enable mouse support
setw -g  pane-base-index    1       # start pane numbering from 1


# Set $TERM, force 256 colors, and enable italics.
# https://github.com/tmux/tmux/wiki/FAQ#how-do-i-use-a-256-colour-terminal
# https://github.com/tmux/tmux/wiki/FAQ#i-dont-see-italics-or-italics-and-reverse-are-the-wrong-way-round
set -g default-terminal 'tmux-256color'

# Report true color support to programs.
# https://github.com/tmux/tmux/wiki/FAQ#how-do-i-use-rgb-colour
set -ga terminal-overrides ',*-256col*:Tc'

# The shell will increment SHLVL by one when it is started -> unsetting this
# variable here removes any memory of nesting before tmux was executed and will
# cause shells to start with level 1 again within the session.
set-environment -gu SHLVL

# Fix for clipboard in vim running inside tmux:
#   See http://www.economyofeffort.com/2013/07/29/reattach-to-user-namespace-the-fix-for-your-tmux-in-os-x-woes/
#   See http://stackoverflow.com/a/40154047
#   See https://github.com/ChrisJohnsen/tmux-MacOSX-pasteboard
if-shell 'test "$(uname)" = "Darwin"' \
    'set -g default-command "reattach-to-user-namespace -l $SHELL"'

#
# Style (status list, colors, ...)
#
set -g status-left  ' '
set -g status-right '\
#{?client_prefix,#[fg=brightwhite],#[default]} #{session_name} @ #{host_short}'

setw -g window-status-current-format '\
#{?client_prefix,#[fg=brightwhite],#[fg=blue]}#{window_index} \
#[fg=blue]#{window_name}\
#[fg=brightblack]#{window_flags} '

setw -g window-status-format '\
#{?client_prefix,#[fg=brightwhite],#[default]}#{window_index} \
#[default]#{window_name}\
#[fg=brightblack]#{window_flags} '

set  -g status-justify              left
set  -g status-style                fg=white,bg=black
set  -g pane-border-style           fg=black
set  -g pane-active-border-style    fg=brightblack
set  -g message-style               fg=brightwhite,bg=black
set  -g message-command-style       fg=yellow,bg=black