#!/bin/bash

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

function check_pattern() {
  echo "beep beep" | grep -e "$1" 2> /dev/null

  if [[ $? == "2" ]]; then
    echo 0
  else
    echo 1
  fi
}

source "$CURRENT_DIR/utils.sh"

PATTERNS_LIST=(
"((^|^\.|[[:space:]]|[[:space:]]\.|[[:space:]]\.\.|^\.\.)[[:alnum:]~_-]*/[][[:alnum:]_.#$%&+=/@-]*)"
"([[:digit:]]{5,})"
"([0-9a-f]{7}|[0-9a-f]{40})"
)

IFS=$'\n'
USER_DEFINED_PATTERNS=($(tmux show-options -g | grep ^@fingers-pattern | sed 's/^@fingers-pattern-[0-9] "\(.*\)"$/(\1)/'))
unset IFS

PATTERNS_LIST=("${PATTERNS_LIST[@]}" "${USER_DEFINED_PATTERNS[@]}")

i=0
for pattern in "${PATTERNS_LIST[@]}" ; do
  is_pattern_good=$(check_pattern "$pattern")

  if [[ $is_pattern_good == 0 ]]; then
    display_message "fingers-error: bad user defined pattern $pattern" 5000
    PATTERNS_LIST[$i]="nope{4000}"
  fi

  i=$((i + 1))
done

PATTERNS=$(array_join "|" "${PATTERNS_LIST[@]}")
export PATTERNS