# unbind default prefix
unbind C-b

# set prefix to ctrl-a
set -g prefix C-a

# dont mess up with other ctrl-a options by pressing ctrl-a twice
bind C-a send-prefix

# use mouse to scroll
set -g mouse on

# set clipboard on
set-option -g set-clipboard external

# vim mode and copy keybindings
# enable vi mode
setw -g mode-keys vi # list keybindings: tmux list-keys -T copy-mode-vi

# remap copy paste keys
unbind [
bind y copy-mode
unbind p
bind p paste-buffer
bind-key -T copy-mode-vi 'v' send -X begin-selection
bind-key -T copy-mode-vi 'y' send-keys -X copy-pipe-and-cancel 'wl-copy'
bind-key -T copy-mode-vi Enter send-keys -X copy-pipe-and-cancel 'wl-copy'
bind-key -T copy-mode-vi MouseDragEnd1Pane send-keys -X copy-pipe-and-cancel 'wl-copy'
bind-key -T copy-mode-vi 'r' send-keys -X rectangle-toggle
bind-key -T copy-mode-vi 'Y' send-keys -X copy-pipe-and-cancel "tmux paste-buffer"
bind-key -T copy-mode-vi MouseDragEnd1Pane send -X copy-pipe-and-cancel "reattach-to-user-namespace pbcopy"
bind-key -T copy-mode-vi MouseDown3Pane select-pane  # right mouse button (to highlight sutff)
bind-key -T copy-mode-vi MouseDrag3Pane select-pane \; send-keys -X begin-selection
unbind-key -T copy-mode-vi MouseDragEnd3Pane

# set zsh as default shell
set -g default-command /bin/zsh
set -g default-shell /bin/zsh

set -sg escape-time 1
set -g base-index 1
setw -g pane-base-index 1

set -s default-terminal tmux-256color
set -s terminal-overrides ''
set -as terminal-overrides ',*:Tc'
set-option -g xterm-keys on

# reload config
bind r source-file ~/.tmux.conf \; display-message "Config reloaded..."

set -g history-limit 10000

# vim style spliting
bind-key v split-window -h
bind-key s split-window -v

# pane movement similar to vim
bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

# resize pane
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

# styling
set -g status-style bg='#000000'
set -g status-style fg='#ffffff'

# toggles status bar
bind-key -r S set-option -g status

# don't rename windows automatically
set-option -g allow-rename off

# maximum length of the left component of the status line to 20
set -g status-left-length 20