select_pane.tmux

#!/usr/bin/env bash

CURRENT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

# Default values
default_bind_key='s'
default_preview_pane='true'
default_fzf_window_position='center,70%,80%'
default_fzf_preview_window_position='right,,,nowrap'
default_tmux_list_panes_format='session_name window_name pane_title pane_current_command'

# User overridable options
tmux_bind_key="@fzf_pane_switch_bind-key"
tmux_preview_pane="@fzf_pane_switch_preview-pane"
tmux_fzf_window_position="@fzf_pane_switch_window-position"
tmux_fzf_preview_window_position="@fzf_pane_switch_preview-pane-position"
tmux_list_panes_format="@fzf_pane_switch_list-panes-format"

# Function to get variables from tmux
get_tmux_option() {
    local option=$1
    local default_value=$2
    local option_override
    option_override=$(tmux show-option -gqv "${option}")
    if [ -z "${option_override}" ]; then
        echo "${default_value}"
    else
        echo "${option_override}"
    fi
}

# Function to set the key binding
function set_switch_pane_bindings {
    local bind_key
    bind_key=$(get_tmux_option "${tmux_bind_key}" "${default_bind_key}")
    local preview_pane
    preview_pane=$(get_tmux_option "${tmux_preview_pane}" "${default_preview_pane}")
    local fzf_window_position
    fzf_window_position=$(get_tmux_option "${tmux_fzf_window_position}" "${default_fzf_window_position}")
    local fzf_preview_window_position
    fzf_preview_window_position=$(get_tmux_option "${tmux_fzf_preview_window_position}" "${default_fzf_preview_window_position}")
    local list_panes_format
    list_panes_format=$(get_tmux_option "${tmux_list_panes_format}" "${default_tmux_list_panes_format}")

    tmux bind-key "${bind_key}" run-shell "${CURRENT_DIR}/select_pane.sh ${preview_pane} ${fzf_window_position} ${fzf_preview_window_position} '${list_panes_format}'"
}
set_switch_pane_bindings