# --- Core Settings ---
# Enable 256 color support
set -g default-terminal "tmux-256color"
set -ga terminal-overrides ",*:RGB"

# Enable clipboard
set -g set-clipboard on

# Change prefix from Ctrl-b to Ctrl-z
unbind C-b
set -g prefix C-z
bind-key C-z send-prefix

# Vim-style pane navigation
bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

# Split windows (opens in same directory)
unbind %
bind | split-window -h -c "#{pane_current_path}"

unbind '"'
bind - split-window -v -c "#{pane_current_path}"

# Reload config
unbind r
bind r source-file $HOME/.config/tmux/tmux.conf

# Alt+hjkl to switch panes without prefix
bind -n M-h select-pane -L
bind -n M-j select-pane -D
bind -n M-k select-pane -U
bind -n M-l select-pane -R

# Alt+number to select window
bind -n M-1 select-window -t 1
bind -n M-2 select-window -t 2
bind -n M-3 select-window -t 3
bind -n M-4 select-window -t 4
bind -n M-5 select-window -t 5
bind -n M-6 select-window -t 6
bind -n M-7 select-window -t 7
bind -n M-8 select-window -t 8
bind -n M-9 select-window -t 9

# Set history limit
set -g history-limit 20000

# --- BLACKOUT THEME COLORS (Catppuccin Mocha on Black) ---
thm_bg="#000000"     # True Black
thm_fg="#cdd6f4"     # Text
thm_cyan="#89dceb"   # Sky
thm_black="#000000"
thm_gray="#313244"   # Surface1
thm_magenta="#cba6f7" # Mauve
thm_pink="#f5c2e7"   # Pink
thm_red="#f38ba8"    # Red
thm_green="#a6e3a1"  # Green
thm_yellow="#f9e2af" # Yellow
thm_blue="#89b4fa"   # Blue
thm_orange="#fab387" # Peach
thm_black4="#45475a" # Surface2

# Status bar settings
set -g status "on"
set -g status-bg "${thm_bg}"
set -g status-justify "left"
set -g status-left-length "100"
set -g status-right-length "100"

# Messages
set -g message-style "fg=${thm_cyan},bg=${thm_gray},align=centre"
set -g message-command-style "fg=${thm_cyan},bg=${thm_gray},align=centre"

# Panes
set -g pane-border-style "fg=${thm_gray}"
set -g pane-active-border-style "fg=${thm_magenta}"

# Windows
set -g window-status-activity-style "fg=${thm_fg},bg=${thm_bg},none"
set -g window-status-separator ""
set -g window-status-style "fg=${thm_fg},bg=${thm_bg},none"

# Statusline - current window (Mirroring the shell prompt style)
set -g window-status-current-format "#[fg=${thm_magenta},bg=${thm_bg}] #I: #[fg=${thm_fg},bg=${thm_bg},bold] #(echo '#{pane_current_path}' | rev | cut -d'/' -f-1 | rev) "

# Statusline - other windows
set -g window-status-format "#[fg=${thm_black4},bg=${thm_bg}] #I: #[fg=${thm_black4},bg=${thm_bg}]#W"

# Statusline - right side
set -g status-right "#[fg=${thm_gray},bg=${thm_bg}]#[fg=${thm_fg},bg=${thm_gray}]  #W #{?client_prefix,#[fg=${thm_red}],#[fg=${thm_cyan}]}#[bg=${thm_gray}]#{?client_prefix,#[bg=${thm_red}],#[bg=${thm_cyan}]}#[fg=${thm_bg}]󰣇 #[fg=${thm_fg},bg=${thm_gray}] #S "

# Statusline - left side (empty)
set -g status-left ""

# Modes
set -g clock-mode-colour "${thm_blue}"
set -g mode-style "fg=${thm_bg} bg=${thm_magenta} bold"

# --- Indexing & Behavior ---
set -g base-index 1
set -g pane-base-index 1
set-window-option -g pane-base-index 1
set-option -g renumber-windows on

# Vim-like copy/paste
set-window-option -g mode-keys vi
bind-key -T copy-mode-vi v send-keys -X begin-selection
bind-key -T copy-mode-vi C-v send-keys -X rectangle-toggle
bind-key -T copy-mode-vi y send-keys -X copy-selection-and-cancel
unbind -T copy-mode-vi MouseDragEnd1Pane