#!/usr/bin/env bash

CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
source $CURRENT_DIR/utils.sh
source $CURRENT_DIR/debug.sh

match_lookup_table=$(fingers_tmp)
pane_output_temp=$(fingers_tmp)
flushed_input=0

function clear_screen() {
  local fingers_pane_id=$1
  clear
  tmux clearhist -t $fingers_pane_id
}

function lookup_match() {
  local input=$1
  echo "$(cat $match_lookup_table | grep "^$input:" | sed "s/^$input://")"
}

function get_stdin() {
  if [[ $(cat $pane_output_temp | wc -l) -gt 0 ]]; then
    cat $pane_output_temp
  else
    flushed_input="1"
    tee $pane_output_temp
  fi
}

function show_hints() {
  local fingers_pane_id=$1
  local collapsed_hints=$2

  clear_screen "$fingers_pane_id"
  get_stdin | COLLAPSED_HINTS=$collapsed_hints FINGER_PATTERNS=$PATTERNS __awk__ -f $CURRENT_DIR/hinter.awk 3> $match_lookup_table
}

function show_hints_and_swap() {
  current_pane_id=$1
  fingers_pane_id=$2
  tmux swap-pane -s "$current_pane_id" -t "$fingers_pane_id"
  show_hints "$fingers_pane_id" 1
}