# tmux configuration — managed by boma dev_env role (stow)

# Prefix
unbind C-b
set-option -g prefix C-a
bind-key C-a send-prefix

# General
set -g default-terminal "screen-256color"
set -ag terminal-overrides ",xterm-256color:RGB"
set -g mouse on
set -g history-limit 50000
set -g display-time 4000
set -g status-interval 5
set -g focus-events on
set -s extended-keys off
set -s set-clipboard on
set -g allow-passthrough on
set -as terminal-features ',xterm-256color:clipboard'

# Base index
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

# Vi mode in copy mode
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

# Splits — arrow direction = where new pane opens (mirrors kitty and nvim)
bind Right split-window -h -c "#{pane_current_path}"
bind Down  split-window -v -c "#{pane_current_path}"
unbind '"'
unbind %
unbind v
unbind -

# Pane resize (repeatable)
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

# Window cycling — no prefix needed; mirrors nvim buffer cycling (Ctrl = inner layer)
bind -n C-Tab   next-window
bind -n C-NPage next-window
bind -n C-PPage previous-window

# New window — t = tab (mirrors kitty Ctrl+Shift+T); keep c as alias
bind t new-window -c "#{pane_current_path}"
bind c new-window -c "#{pane_current_path}"

# Close pane without confirmation prompt
bind x kill-pane

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

# =============================================================
# Plugins (TPM)
# Pin catppuccin to v1 API to avoid v2 breaking changes
# =============================================================
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-sensible'
set -g @plugin 'christoomey/vim-tmux-navigator'
set -g @plugin 'catppuccin/tmux#v1.0.3'

# Catppuccin theme (v1 API)
set -g @catppuccin_flavour 'mocha'
set -g @catppuccin_window_left_separator ""
set -g @catppuccin_window_right_separator " "
set -g @catppuccin_window_middle_separator " █"
set -g @catppuccin_window_number_position "right"
set -g @catppuccin_window_default_fill "number"
set -g @catppuccin_window_current_fill "number"
set -g @catppuccin_window_current_text "#{pane_current_path}"
set -g @catppuccin_status_modules_right "directory session"
set -g @catppuccin_status_left_separator  " "
set -g @catppuccin_status_right_separator ""
set -g @catppuccin_status_fill "icon"
set -g @catppuccin_status_connect_separator "no"
set -g @catppuccin_directory_text "#{pane_current_path}"

# Initialize TPM (keep at very bottom)
run '~/.tmux/plugins/tpm/tpm'