Fix emojis in filenames in the "Obsidian Flight School"

emojifix.sh

#!/bin/bash
# emojifix.sh
#############
# Created to fix emojis in filenames in the "Obsidian Flight School"
# https://www.linkingyourthinking.com/obsidian-flight-school
#
# Depends on 'rename' command (sudo apt install rename).
#
# meleu - February/2022

set -eo pipefail


main() {
  declare -A arrayEmojiCodes=(
    [📚]="ð\302\237\302\223\302\232"
    [🗣]="ð\302\237\302\227£"
    [𝒇]="ð\302\235\302\222\302\207"
    [🥾]="ð\302\237¥¾"
    [🎬]="ð\302\237\302\216¬"
    [🎛]="ð\302\237\302\216\302\233"
    [📑]="ð\302\237\302\223\302\221"
    [📖]="ð\302\237\302\223\302\226"
    [🔬]="ð\302\237\302\224¬"
    [🔥]="ð\302\237\302\224¥"
    [🔌]="ð\302\237\302\224\302\214"
    [🕹]="ð\302\237\302\225¹"
    [🌐]="ð\302\237\302\214\302\220"
    [🚢]="ð\302\237\302\232¢"
    [🚀]="ð\302\237\302\232\302\200"
  )
  local emoji
  local weirdCode

  shopt -s globstar

  for emoji in "${!arrayEmojiCodes[@]}"; do
    weirdCode="${arrayEmojiCodes[${emoji}]}"
    rename -v "s/${weirdCode}/${emoji}/" ./**
  done
}

main "$@"