#!/usr/bin/env bash

# Fix common misspellings in text files (config: .codespellignore)
# Based on
# https://github.com/bitcoin/bitcoin/blob/master/test/lint/lint-spelling.sh
#
# We plan to replace this script with the `tools/lint` system as soon as we can.

IGNORE_WORDS_FILE=.codespellignore
if [ "$#" -eq 0 ]; then
    echo "No argument specified. Checking on the entire repo..."
    FILES_TO_BE_CHECKED="$(
        git ls-files -- \
            ':!*.asc' \
            ':!*.svg' \
            ':!*/fixtures/*' \
            ':!docs/THIRDPARTY' \
            ':!docs/translating' \
            ':!locale' \
            ':!postgresql.conf.template.erb' \
            ':!tools/setup/emoji/emoji_map.json' \
            ':!tools/setup/emoji/emoji_names.py' \
            ':!yarn.lock' \
            ':!zerver/management/data/unified_reactions.json'
    )"
    mapfile -t FILES_TO_BE_CHECKED <<<"$FILES_TO_BE_CHECKED"
else
    FILES_TO_BE_CHECKED=("$@")
    echo "Checking ${FILES_TO_BE_CHECKED[*]@Q}"
fi

if ! codespell --ignore-words="$IGNORE_WORDS_FILE" -- "${FILES_TO_BE_CHECKED[@]}"; then
    echo "You may check the files for typo again using ./tools/run-codespell <file 1> <file 2> ... <file n>"
    exit 1
fi