is_nvim_running_in_current_tmux_session

#!/bin/zsh

is_nvim_running_in_current_tmux_session() {

    # Check if we're currently in a tmux session
    if [ -z "$TMUX" ]; then
        echo "false"
        exit 1
    fi

    # Get the current tmux session name
    SESSION_NAME=$(tmux display-message -p '#S')
    # echo "session name: $SESSION_NAME"
    # Get the current window name
    WINDOW_NAME=$(tmux display-message -p '#W')
    # echo "window name: $WINDOW_NAME"

    # Initialize a variable to track if nvim is running
    nvim_running=false

    # Iterate over all pane IDs in the current tmux session
    for pane in $(tmux list-panes -s -t "$SESSION_NAME" -F "#{pane_id}"); do
        # Get the command being run in the current pane
        pane_command=$(tmux display-message -p -t "$pane" "#{pane_current_command}")
        
        # Check if the current command is 'nvim'
        if [[ "$pane_command" == "nvim" ]]; then
            nvim_running=true

            nvim_pid=$(ps -o pid,tty,command | grep "[n]vim" | grep "$(basename $(tmux display-message -p -t "%10" "#{pane_tty}"))" | awk '{print $1}')
            break
        fi
    done

    # Output the result based on whether nvim was found
    if $nvim_running; then
        echo $nvim_pid
        exit 0
    else
        # echo "false"
        exit 1
    fi
}