# Use a 256 color terminal.
set -g default-terminal "tmux-256color"

# Useful if using base16-shell.
set -g allow-passthrough 1

# Add base16-tmux plugin to the list of TPM (Tmux Plugin Manager) plugins.
set -g @plugin 'tinted-theming/base16-tmux'

# remap prefix from 'C-b' to 'C-q'.
unbind C-b
set-option -g prefix C-q
bind-key C-q send-prefix

# Start window numbering at 1.
set -g base-index 1

# Customize status line (indicates Caps lock on, Num lock off, power supply and
# battery status, time and date). Date specification is documented here:
# https://linux.die.net/man/3/strftime
set -g status-interval 3
set -g status-right-length 57
set -g status-right "#(\
if [ -e $(find /sys/class/leds -name "*capslock"|head -1)/brightness ]\
        && [ $(cat $(find /sys/class/leds -name\
            "*capslock"|head -1)/brightness) != 0 ]; then\
    printf 'Caps Lock on ';\
else\
    printf '             ';\
fi;\
if [ -e $(find /sys/class/leds -name "*numlock"|head -1)/brightness ]\
        && [ $(cat $(find /sys/class/leds -name\
            "*numlock"|head -1)/brightness) = 0 ]; then\
    printf 'Num Lock off ';\
else\
    printf '             ';\
fi;\
if [ -e /sys/class/power_supply/ADP1/online ]; then\
    if [ $(cat /sys/class/power_supply/ADP1/online) = 1 ]; then\
        printf 'CHG ';\
    else\
        printf 'BAT ';\
    fi;\
else\
    printf '    ';\
fi;\
if [ -e /sys/class/power_supply/BAT1/capacity ]; then\
    if [ -e /sys/class/power_supply/ADP1/online ]\
            && [ $(cat /sys/class/power_supply/ADP1/online) != 1 ]\
            && [ $(cat /sys/class/power_supply/BAT1/capacity) -lt 20 ]; then\
        printf '% 3d%%%' \
            $(cat /sys/class/power_supply/BAT1/capacity);\
    else\
        printf '% 3d%%%' $(cat /sys/class/power_supply/BAT1/capacity);\
    fi;\
else\
    printf '    ';\
fi;\
) %H:%M %Y-%m-%d(%a)"

# Enable mouse scrolling.
set -g mouse on

# Activate tmux-resurrect plugin (~/.tmux/plugins/resurrect is a clone of
# https://github.com/tmux-plugins/tmux-resurrect).
run-shell ~/.tmux/plugins/resurrect/resurrect.tmux