tmux.bak

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#    ██║   ██╔████╔██║██║   ██║ ╚███╔╝            ~/.config/tmux/tmux.conf
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# ╭──────────────────────────────────────────────────────────────────────────────╮
# │                    INDEXING / HISTORY / SESSION MANAGEMENT                   │
# ╰──────────────────────────────────────────────────────────────────────────────╯
set -g base-index 1                  # Start window indexing at 1 (not 0).
setw -g pane-base-index 1
set -g detach-on-destroy off         # Keep server alive when last session closes.
set -g escape-time 0                 # Make Escape instantaneous for vi-like flows.
set -g history-limit 1000000         # Large scrollback history per pane.
set -g mouse on                      # Mouse: select panes, resize, scroll.
set -g renumber-windows on           # Compact/renumber windows when some close.
set -g set-clipboard on              # Integrate with system clipboard when possible.
set -g status-interval 3             # Status line refresh cadence (seconds).
set -g aggressive-resize on          # Allow windows to resize to the active client.


# ╭──────────────────────────────────────────────────────────────────────────────╮
# │                            TERMINAL / SHELL SETUP                            │
# ╰──────────────────────────────────────────────────────────────────────────────╯
set -g default-terminal "tmux-256color" # IMPORTANT
set -ga terminal-overrides ",xterm-256color:Tc" # IMPORTANT
set-option -g default-shell /opt/homebrew/bin/fish


# Propagate terminal focus in/out events to applications that support them.
set-option -g focus-events on


# ╭──────────────────────────────────────────────────────────────────────────────╮
# │                                UNBINDS / BINDS                              │
# ╰────────────────────────────────────────────────────────────────────────────╯
unbind '"'
unbind '%'
unbind '-'
unbind '|'

bind - split-window -v -c '#{pane_current_path}'   # Horizontal split
bind | split-window -h -c '#{pane_current_path}'   # Vertical split

unbind c
bind-key c kill-pane

unbind t
bind t new-window -c '#{pane_current_path}'

unbind ','                                                                # Rename session (prompt)
bind-key , command-prompt -p "Rename session to:" "rename-session '%%'"  # Confirm new name

unbind r                                                                  # Reload config quickly
bind r source-file ~/.config/tmux/tmux.conf

unbind Z                                                                  # Toggle status bar visibility
bind Z set-option -g status

# Quick-capture current pane to a scratch buffer in Neovim.
unbind e
bind-key e send-keys "tmux capture-pane -p -S - | nvim -c 'set buftype=nofile' +" Enter


### NEW BIND LAYOUT
unbind h
bind h previous-window

unbind l
bind l next-window

# ╭──────────────────────────────────────────────────────────────────────────────╮
# │                                   ALACRITTY                                  │
# ╰──────────────────────────────────────────────────────────────────────────────╯
# bind g new-window -n '' lazygit   # Open Lazygit
# bind l new-window -n '' lf        # Open lf (file manager)


# ╭──────────────────────────────────────────────────────────────────────────────╮
# │                        Vim-style pane navigation.                            │
# ╰──────────────────────────────────────────────────────────────────────────────╯
# bind -r h select-pane -L # BINDING ON TOP 
bind -r j select-pane -D
bind -r k select-pane -U
# bind -r l select-pane -R # BINDING ON TOP 

unbind s
unbind w
bind s display-popup -E -w 80% -h 75% "tmux choose-tree -Zs -F '#{?pane_format,#[default]#{window_index}#{b:pane_current_path},#[fg=#87a1ee] #{session_windows} tabs}'"
# bind s choose-tree -s \-F '#{?pane_format,#[default]#{window_index}#{b:pane_current_path},#[fg=#87a1ee] #{session_windows} tabs}'
bind w choose-tree -Zw -F '#[fg=#87a1ee]#{?window_active,#[fg=#87a1ee],#[fg=#464347]}#{b:pane_current_path}#{?window_zoomed_flag, 🔍,}#{?window_bell_flag, 🔔,}'



# ╭──────────────────────────────────────────────────────────────────────────────╮
# │                                   COPY-MODE                                  │
# ╰──────────────────────────────────────────────────────────────────────────────╯

# Use vi keybindings inside copy-mode (modern default for devs)
setw -g mode-keys vi

# ⚡ Enhanced Copy Mode Entry with Visual Feedback ⚡
bind-key [ copy-mode \; display-message "VI COPY MODE"

# ── VI Mode Keybindings with Visual Feedback ──────────────────────────────────
# Quick exit with notification
bind -T copy-mode-vi q send-keys -X cancel \; display-message "❌ VI Mode Exited"

# Visual selection modes with status feedback
bind -T copy-mode-vi v send-keys -X begin-selection \; display-message "📝 Visual Selection Started"
bind -T copy-mode-vi V send-keys -X select-line \; display-message "📏 Line Selection Mode"
bind -T copy-mode-vi C-v send-keys -X rectangle-toggle \; display-message "▭ Block Selection Mode"

# Enhanced copy operations with notifications
bind -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "pbcopy" \; display-message "📋 Copied to clipboard!"
bind -T copy-mode-vi Enter send-keys -X copy-pipe-and-cancel "pbcopy" \; display-message "✅ Selection copied!"

# Smart mouse integration
bind -T copy-mode-vi MouseDragEnd1Pane send-keys -X copy-pipe-and-cancel "pbcopy" \; display-message "🖱️ Mouse selection copied!"

# Additional vim-like movements
bind -T copy-mode-vi 'C-u' send-keys -X halfpage-up
bind -T copy-mode-vi 'C-d' send-keys -X halfpage-down
bind -T copy-mode-vi '0' send-keys -X start-of-line
bind -T copy-mode-vi '$' send-keys -X end-of-line

# Search in copy mode (like vim)
bind -T copy-mode-vi '/' send-keys -X search-forward
bind -T copy-mode-vi '?' send-keys -X search-backward
bind -T copy-mode-vi 'n' send-keys -X search-again
bind -T copy-mode-vi 'N' send-keys -X search-reverse




# ╭──────────────────────────────────────────────────────────────────────────────╮
# │                               STATUS BAR / UI (THEMING)                      │
# ╰────────────────────────────────────────────────────────────────────────────╯

# ── Terminal / Truecolor ────────────────────────────────────────────────────────
# Advertise 24-bit color and enable truecolor overrides for common TERM entries.
set -g default-terminal "tmux-256color"
set -ga terminal-overrides ",alacritty:Tc,xterm-256color:Tc,screen-256color:Tc"

# ── Status Bar: Frame / Layout ─────────────────────────────────────────────────
# Transparent status line, pinned to top, refreshed every 60s, left-justified.
set-option -g status-style bg=default,fg=default
set -g status-position top                # top | bottom
set -g status-interval 60
set -g status-justify left                # left | centre | right

# ── Palette Reference (for theming guidance) ───────────────────────────────────
# base=#1a1b26  accent=#7aa2f7  dim=#414868  text=#c0caf5  sub=#565f89
# neon=#7aa2f7  warn=#f7768e    highlight=#bb9af7  error=#f7768e  success=#9ece6a

# ── Pane / Border Styles ───────────────────────────────────────────────────────
# Inactive vs. active pane borders and pane index overlay colors.
set -g pane-border-style "fg=#87a1ee"
set -g pane-active-border-style "fg=#7aa2f7,bold"
set -g display-panes-colour "#414868"                                          # cmd+w no-active-pane
set -g display-panes-active-colour "#87a1ee"                                   # cmd+w active-pane
set -g pane-border-status off                                                    # (line placement): top | bottom | off 
set -g pane-active-border-style 'fg=#87a1ee'                                     # (border line) color
set -g pane-border-format '#[bold]#{}#[default]'                                     #  information displayed (none)
### set -g pane-border-format '#{?pane_in_mode,#[bold]#[bg=#bb9af7,fg=#1a1b26] ⛁ COPY (vi) #[default], }'


# ── Messages / Modes / Alerts ─────────────────────────────────────────────────
# Message area, command-prompt, copy/scroll mode look, clock, bell, and activity.
set-option -g message-style bg=#000000,fg=#7aa2f7,bold
set-option -g message-command-style bg=#000000,fg=#7aa2f7,bold
setw -g mode-style "bg=#565f89,fg=#c0caf5,italics"
set-window-option -g clock-mode-colour "#bb9af7"
set-window-option -g window-status-bell-style bg=#f7768e,fg=#1a1b26,bold
set-window-option -g window-status-activity-style bg=#414868,fg=#9ece6a

# ── Window Tabs / Titles ───────────────────────────────────────────────────────
# Separator and titles for current vs. inactive windows (using pane path labels).
setw -g window-status-separator "#[fg=#to_do] "                            # Suggested glyphs:  |    ┊    󱁐
# setw -g window-status-current-format "#[fg=#87a1ee](#{b:pane_current_path})"
setw -g window-status-current-format "#[fg=#87a1ee, bold] (#{b:pane_current_path})"     # Active window
setw -g window-status-format        "#[fg=#737373](#{b:pane_current_path})"       # Inactive window
### setw -g window-status-current-format "#[fg=#87a1ee](#{b:pane_current_path})"
### setw -g window-status-format "#[fg=#446068](#{window_index}. #{b:pane_current_path})"

# ── Status: Left Segment ───────────────────────────────────────────────────────
# Session badge with conditional indicators: prefix, zoom, and pane sync.
set -g status-left-length 120
set-option -g status-left "#[fg=#87a1ee]#{?client_prefix,#[fg=#0bce98#,bold],} 󰘍 #S ┊#{?client_prefix, [prefix mode],}#[fg=#ffffff]#{?window_zoomed_flag,  zoom,} #{?pane_synchronized, 󱓷,}"

# ── Status: Right Segment ──────────────────────────────────────────────────────
# System metrics script + time/date (wide right segment for breathing room).
# run-shell -b "$HOME/.config/tmux/scripts/mem-cpu.sh"
set -g status-right-length 120 
set -g status-right '#[fg=#87a1ee]#($HOME/.config/tmux/scripts/mem-cpu.sh) #[fg=#87a1ee]┊ #[fg=#87a1ee]%I:%M%p %B %d, %Y'
### set -g status-right '#[fg=#7aa2f7]#($HOME/.config/tmux/scripts/mem-cpu.sh) · #[fg=#bb9af7]%H:%M:%S #[fg=#7aa2f7]%d.%m.%Y'
### set -g status-right '#[fg=#7aa2f7]#(cat "$HOME/.cache/tmux/sysline.txt" 2>/dev/null || echo "CPU --% · RAM --/--") · #[fg=#7aa2f7](%I:%M:%S %p | %B %d, %Y)'
### set-option -g status-right "#(~/.config/tmux/scripts/mem-cpu.sh)"

# ╭──────────────────────────────────────────────────────────────────────────────╮
# │                                    PLUGINS                                  │
# ╰────────────────────────────────────────────────────────────────────────────╯
# TPM + system metrics plugin (expects tmux-mem-cpu-load binary/script available).
set -g @plugin 'tmux-plugins/tpm'

set -g @plugin 'tmux-plugins/tmux-resurrect'        # Plugin for restoring tmux sessions
set -g @plugin 'tmux-plugins/tmux-continuum'        # Continuum plugin for session management

# set -g @plugin 'thewtex/tmux-mem-cpu-load'

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