wordle

wordle.sh

#!/bin/bash

INCLUDE=
EXCLUDE=
COUNT=
while getopts ":i:e:m:ch" flag; do
    case $flag in
        i|include) INCLUDE="$OPTARG";;
        e|exclude) EXCLUDE="$OPTARG";;
        c|count) COUNT=1;;
        m|map) MAP="$OPTARG";;
        h|help) echo "usage: $(basename $0) [ options ] WORD_LIST_FILE
            -i (include) comma list of characters
            -e (exclude) bar list of characters
            -c (count) instead of providing words, provide letter counts of non-excluded letters
            -m (map) When certain characters are know, or known to not be, you can fill out a map like '[^a]b..c'
            -h (help)";
                exit 0;;
    :) error "option -$lastflag requires an argument";;
  esac
  lastflag="$flag"
  shift $((OPTIND - 1)); OPTIND=1
done
INCLUDE=$(echo "$INCLUDE" | sed 's/,/ /g')
EXCLUDE=$(echo "$EXCLUDE" | sed 's/,/|/g')
WORDLIST=~/.wordlist.txt

tmp1=$(mktemp)
tmp2=$(mktemp)

if [ -n "$EXCLUDE" ]; then
    cat "$WORDLIST" | grep -vE "$EXCLUDE"
else
    cat "$WORDLIST"
fi > "$tmp1"

for i in $INCLUDE; do
    cat "$tmp1" | grep -E "$i" > "$tmp2"
    mv "$tmp2" "$tmp1"
done

if [ -n "$COUNT" ]; then
    for i in {a..z}; do
        if echo "$INCLUDE" | grep -q "$i"; then  # don't bother to check if it's already in the include list
            continue
        else
            echo "$(cat $tmp1 | grep "$i" | wc -l) : $i"
        fi
    done | grep -vE "0 : " | sort -n
else
    cat "$tmp1" | (
    if [ -n "$MAP" ]; then
        grep -E "$MAP"
    else
        cat
    fi
    )
fi
rm -f "$tmp1" "$tmp2"