tmux mapping choose session

TARGETS.sh

@@ -1,6 +1,6 @@
 declare -r -A TARGETS=(
     ["colors"]=".config/terminal-colors.d"
-    ["tmux"]=".config/tmux .tmux .config/systemd/user/tmux.service .local/bin/tmux_start_session.sh .local/bin/tmux_attach_session.sh"
+    ["tmux"]=".config/tmux .tmux .config/systemd/user/tmux.service .local/bin/tmux_start_session.sh .local/bin/tmux_attach_session.sh .local/bin/tmux_choose_session.sh"
     ["bash"]=".config/bash .bashrc .profile %tmux %colors"
     ["zsh"]="%bash .config/zsh .zshenv .inputrc"
     ["alacritty"]=".config/alacritty"

home/user/.config/tmux/mappings.conf

@@ -24,9 +24,6 @@ bind WheelDownPane send-keys -N 2 scroll-Down
 bind F12 send-keys F12
 
 
-bind s choose-tree-index
-
-
 # View current pane in editor
 bind-key y {
     capture-pane -J
@@ -193,4 +190,6 @@ bind -T copy-mode-vi WheelDownPane select-pane \; send-keys -X -N 2 scroll-down
 
 
 # Session managment
-bind f display-popup -EE '~/.local/bin/tmux_start_session.sh'
+bind s display-popup -w 80% -h 80% -EE -T 'Attach existing session' '~/.local/bin/tmux_choose_session.sh'
+bind f display-popup -EE -T 'Start new session' '~/.local/bin/tmux_start_session.sh'
+bind a choose-tree-index

home/user/.local/bin/tmux_choose_session.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+
+
+export FZF_DEFAULT_OPTS="\
+--cycle \
+--pointer='' \
+--marker='+' \
+--color='pointer:green' \
+--bind \
+ctrl-/:toggle-preview,\
+ctrl-a:toggle-all,\
+ctrl-p:preview-up,\
+ctrl-n:preview-down,\
+ctrl-u:clear-query,\
+ctrl-q:toggle+down,\
+tab:replace-query,\
+shift-tab:toggle\
+"
+
+declare sessions
+sessions="$(tmux list-session -F '#S')"
+readonly sessions
+
+
+declare session
+session="$(echo "${sessions}" | fzf +m --preview-window 75%,follow --preview 'tmux capture-pane -p -e -t {1}')"
+readonly session
+
+if [[ -n "${session}" ]]; then
+    tmux switch-client -t "${session}"
+fi