.tmux.conf

#--------------------------------------------------------------------------
# Configuration
#--------------------------------------------------------------------------

# Screen-like Control
unbind C-b
set-option -g detach-on-destroy off
set-option -g prefix C-a

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

set -gF mouse on
bind m set -gF mouse "#{?mouse,off,on}" # Toggle mouse on/off

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 default-terminal "${TERM}"
set-option -ga terminal-overrides ",${TERM}:Tc"

set -g status-keys vi
set -g history-limit 100000

# A bell in another window should cause a bell in the current window
set -g bell-action any

# Don't show distracting notifications
set -g visual-bell off
set -g visual-activity off

set-option -g set-titles on

set-option -g focus-events on

setw -g mode-keys vi
setw -g monitor-activity on

set -g display-panes-time 2000
set -g pane-base-index 1

set -sg escape-time 0 # No delay for escape key press
set -sg repeat-time 300 # increase repeat timeout

#--------------------------------------------------------------------------
# Status line
#--------------------------------------------------------------------------

# --> Catppuccin
thm_bg="#1e1e28"
thm_fg="#dadae8"
thm_cyan="#c2e7f0"
thm_black="#15121c"
thm_gray="#332e41"
thm_magenta="#c6aae8"
thm_pink="#e5b4e2"
thm_red="#e38c8f"
thm_green="#b1e3ad"
thm_yellow="#ebddaa"
thm_blue="#a4b9ef"
thm_orange="#f9c096"
thm_black4="#575268"

# Status line customisation
set-option -g status-left-length 100
# set-option -g status-right-length 100
set-option -g status-left " #[fg=${thm_red},bg=${thm_bg}]#{session_name}  "
# set-option -g status-right "#{pane_title} "

set-option -g status-style "fg=${thm_fg} bg=${thm_bg}" # default will set the background to transparent

set-option -g window-status-format "#{window_index}:#{window_name}#{window_flags} " # window_name -> pane_current_command
set-option -g window-status-current-format "#{window_index}:#{window_name}#{window_flags} "
set-option -g window-status-current-style "fg=${thm_orange}"
set-option -g window-status-activity-style none

#--------------------------------------------------------------------------
# Key Bindings
#--------------------------------------------------------------------------

# -r means that the bind can repeat without entering prefix again
# -n means that the bind doesn't use the prefix

# 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
bind x setw synchronize-panes

# create session
bind C-c new-session
# find session
bind -r f command-prompt -p find-session 'switch-client -t %%'
bind-key -n F3 choose-session

# switch to last active window
bind Tab last-window

# Split window
bind-key v split-window -h -c "#{pane_current_path}"
bind-key s split-window -v -c "#{pane_current_path}"

# pane resizing
bind -r H resize-pane -L 6
bind -r J resize-pane -D 5
bind -r K resize-pane -U 5
bind -r L resize-pane -R 5

# Smart pane switching with awareness of Vim splits and fzf.
# See: https://github.com/christoomey/vim-tmux-navigator
is_vim_or_fzf="ps -o state= -o comm= -t '#{pane_tty}' \
    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$' \
    || ps -o state= -o comm= -t '#{pane_tty}' | grep -iqE 'fzf'" # check for fzf
bind-key -n 'C-h' if-shell "$is_vim_or_fzf" 'send-keys C-h'  'select-pane -L'
bind-key -n 'C-j' if-shell "$is_vim_or_fzf" 'send-keys C-j'  'select-pane -D'
bind-key -n 'C-k' if-shell "$is_vim_or_fzf" 'send-keys C-k'  'select-pane -U'
bind-key -n 'C-l' if-shell "$is_vim_or_fzf" 'send-keys C-l'  'select-pane -R'

bind w kill-pane
bind > swap-pane -D       # swap current pane with the next one
bind < swap-pane -U       # swap current pane with the previous one

# Use Alt-arrow keys without prefix key to switch panes
bind -n M-Left select-pane -L
bind -n M-Right select-pane -R
bind -n M-Up select-pane -U
bind -n M-Down select-pane -D

# Alt arrow to switch windows
bind -n M-p previous-window
bind -n M-n next-window


# Start a floating pane
bind-key p if-shell -F '#{==:#{session_name},floating}' {
    detach-client
} {
    popup -d '#{pane_current_path}' -xC -yC -w80% -h80% 'tmux new -A -s floating'
}

# Start a floating pane
bind-key g if-shell -F '#{==:#{session_name},floating}' {
    detach-client
} {
    popup -d '#{pane_current_path}' -xC -yC -w80% -h80% 'gitui'
}


# switch between two most recently used sessions
bind -n M-Tab switch-client -l

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

bind-key -n F2 run-shell "tmux neww $HOME/local/bin/tmux-sessionizer.sh"

# tmux-prefix-highlight settings
set -g @prefix_highlight_fg 'red'
set -g @prefix_highlight_bg 'blue'
set -g @prefix_highlight_show_copy_mode 'on'
set -g @prefix_highlight_show_sync_mode 'on'

# tmux-open settings
# set -g @open-S 'https://www.google.com/'
set -g @open 'o'
set -g @open-editor 'C-e'

# tmux-thumgs settings
set -g @thumbs-command 'echo -n {} | ccopy'

# NOTE: you can use vars with $<var> and ${<var>} as long as the str is double quoted: ""
# WARNING: hex colors can't contain capital letters


# --------=== Modes
setw -g clock-mode-colour "${thm_blue}"
setw -g mode-style "fg=${thm_pink} bg=${thm_black4} bold"


# List of plugins
set -g @plugin 'tmux-plugins/tmux-urlview'
set -g @plugin 'tmux-plugins/tmux-prefix-highlight'
set -g @plugin 'tmux-plugins/tmux-open'
set -g @plugin 'fcsonline/tmux-thumbs'
set -g @plugin 'tmux-plugins/tmux-resurrect'

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