# -- general -------------------------------------------------------------------

set -g default-terminal "screen-256color" # colors!
set-option -ga terminal-overrides ",*256col*:Tc"
setw -g xterm-keys on
set -s escape-time 10                     # faster command sequences
set -sg repeat-time 600                   # increase repeat timeout
set -s focus-events on

unbind C-b
set -g prefix C-x
bind C-x send-prefix

set -q -g status-utf8 on                  # expect UTF-8 (tmux < 2.2)
setw -q -g utf8 on

set -g history-limit 5000                 # boost history

# reload configuration
bind r source-file ~/.tmux.conf \; display '~/.tmux.conf sourced'


# -- display -------------------------------------------------------------------

set -g base-index 1           # start windows numbering at 1
setw -g pane-base-index 1     # make pane numbering consistent with windows

setw -g automatic-rename on   # rename window to reflect current program
set -g renumber-windows on    # renumber windows when a window is closed

set -g set-titles on          # set terminal title

set -g display-panes-time 800 # slightly longer pane indicators display time
set -g display-time 1000      # slightly longer status messages display time

# clear both screen and history
bind -n C-l send-keys C-l \; run 'sleep 0.1' \; clear-history

# activity
set -g monitor-activity on
set -g visual-activity off

# mouse
set -g mouse on


# -- navigation ----------------------------------------------------------------

# create session
bind C-c new-session

# find session
bind C-f command-prompt -p find-session 'switch-client -t %%'

# split current window horizontally
bind - split-window -v -c "#{pane_current_path}"
# split current window vertically
bind _ split-window -h -c "#{pane_current_path}"

# pane navigation
bind -r h select-pane -L  # move left
bind -r j select-pane -D  # move down
bind -r k select-pane -U  # move up
bind -r l select-pane -R  # move right
bind > swap-pane -D       # swap current pane with the next one
bind < swap-pane -U       # swap current pane with the previous one

# pane resizing
bind -r H resize-pane -L 2
bind -r J resize-pane -D 2
bind -r K resize-pane -U 2
bind -r L resize-pane -R 2

# window navigation
unbind n
unbind p
bind -r C-h previous-window # select previous window
bind -r C-l next-window     # select next window
bind Tab last-window        # move to last active window


# -- copy mode -----------------------------------------------------------------

bind Enter copy-mode # enter copy mode

setw -g mode-keys vi

run -b 'tmux bind -t vi-copy v begin-selection 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi v send -X begin-selection 2> /dev/null || true'
run -b 'tmux bind -t vi-copy C-v rectangle-toggle 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi C-v send -X rectangle-toggle 2> /dev/null || true'
run -b 'tmux bind -t vi-copy y copy-selection 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi y send -X copy-selection-and-cancel 2> /dev/null || true'
run -b 'tmux bind -t vi-copy Escape cancel 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi Escape send -X cancel 2> /dev/null || true'
run -b 'tmux bind -t vi-copy H start-of-line 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi H send -X start-of-line 2> /dev/null || true'
run -b 'tmux bind -t vi-copy L end-of-line 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi L send -X end-of-line 2> /dev/null || true'


# -- buffers -------------------------------------------------------------------

bind b list-buffers  # list paste buffers
bind p paste-buffer  # paste from the top paste buffer
bind P choose-buffer # choose which buffer to paste from


# -- status line -------------------------------------------------------------------

# tmux-mode-indicator
set -g @mode_indicator_empty_prompt ' ◇ '
set -g @mode_indicator_empty_mode_style 'bg=term,fg=color2'
set -g @mode_indicator_prefix_prompt ' ◈ '
set -g @mode_indicator_prefix_mode_style 'bg=color2,fg=color0'
set -g @mode_indicator_copy_prompt '  '
set -g @mode_indicator_copy_mode_style 'bg=color10,fg=color0'
set -g @mode_indicator_sync_prompt '   '
set -g @mode_indicator_sync_mode_style 'bg=color6,fg=color0'

set -g status "on"
set -g status-interval 1
set -g status-position top
set -g status-right-length 80
set -g status-justify left
set -g status-style "bg=terminal,fg=color10"
set -g status-left '#{tmux_mode_indicator}'
setw -g window-status-format " #[bg=color4,fg=color0,noreverse]▓░ #W "
setw -g window-status-current-format " #[bg=color10,fg=color0,noreverse]▓░ #W "


# -- plugins -------------------------------------------------------------------

# List of plugins
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @plugin 'nhdaly/tmux-better-mouse-mode'
set -g @plugin 'tmux-plugins/tmux-yank'
set -g @plugin 'MunifTanjim/tmux-mode-indicator'

# install tpm
if "test ! -d ~/.tmux/plugins/tpm" \
  "run 'git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm && ~/.tmux/plugins/tpm/bin/install_plugins'"

run '~/.tmux/plugins/tpm/tpm'