batch add Album+Artist format=="eartiste name - album of the year" to flac/mp3, bypass if folder already scanned

bpm_mp3_albums.sh

#!/bin/zsh
# GIST
# https://gist.github.com/bonnebulle/749b879f693a689dab10b836c2cb9745/edit
# DEP (also use)
# https://gist.github.com/bonnebulle/8a245ecbc4acee7ef49108e64cedba66

# USE 
# FILES NAMING FOR BEST : "artist - title name.mp3"
# bmp_mp3_albums.sh ./music_folder/any/ --force                   # default checkin if an .ok/.ok_album file exists, if yes, bypass folder (--force will check anyway)
# bmp_mp3_albums.sh ./music_folder/album_name/                    # search album name w/ parent folder (is a sub)
# bmp_mp3_albums.sh ./music_folder/playlist_vrac/ --force --same  # search album name in/ current parent folder (no album sub)


DEBUG_PLS="no" # FORCE SEARCH+ADD ALBUM from MusicBrainz yes(/no)

MUSIC_DIR="$1"
echo $MUSIC_DIR
sleep 1


if [[ $2 == "--force" ]];then
    BYPASS_IF_OK_EXISTE="false" 
else
    BYPASS_IF_OK_EXISTE="true" # true == if .ok_album existe, bypass
fi

find "$MUSIC_DIR" -type d -print | while read -r dir; do

    dir="$(echo "$dir" | xargs)"
    echo
    echo "============================="
    echo "============================="
    echo
    echo $dir
    
    echo
    echo "BYPASS_IF_OK_EXISTE == $BYPASS_IF_OK_EXISTE"
    # Vérifie si le fichier .ok_album existe déjà
    if [[ (-e "$dir/.ok_album") && ($BYPASS_IF_OK_EXISTE == "true") ]]; then
    
        echo "_________"
        echo "_________"
        echo "Le fichier .ok_album existe déjà dans..."
        echo $dir
        echo "_________"
        echo "_________"
        echo
    
    else

      TOTAL_AL=$(find "$dir" -maxdepth 1 -type f \( -name "*.mp3" -o -name "*.flac" \) | wc -l)
      COUNT_AL=0
      
      find "$dir" -maxdepth 1 -type f \( -name "*.mp3" -o -name "*.flac" \) | while read -r file; do

        COUNT_AL=$((COUNT_AL+1))

        if [[ $3 == "--same" ]];then
          BASENAME=$(basename "$file")
          # BASENAME_ALT=$(basename "$(dirname "$file")")
        else 
          BASENAME=$(basename "$(dirname "$file")")
        fi
        # echo $file
        # echo $BASENAME
        # sleep 10000

        ALBUM=$(
          ### GO
          eyeD3 "$file" | grep -i 'album:' | sed 's/album: //'
        )
        ARTIST=$(
          ### GO
          eyeD3 "$file" | grep -i 'artist:' | sed 's/artist: //'
        )
        TITLE=$(
          ### GO
          eyeD3 "$file" | grep -i 'title:' | sed 's/title: //'
        )
        

        if [[ (-n "$ALBUM") && ($BYPASS_IF_OK_EXISTE == "true") ]]; then
          echo
          echo "$ALBUM ( album )"
          # echo $BASENAME
          echo
        else 
          ALBUM_NAME=$(echo "$BASENAME" | sed 's/^[^-]*- *//')
          ARTIST_NAME=$(echo "$BASENAME" | sed 's/ -.*$//')
          fname=${BASENAME:t}
          fname_no_ext=${fname%.*}
          TITLE_NAME=$(echo "$fname_no_ext" | sed -E 's/^[^-]*-[[:space:]]*//')

          echo
          echo "$BASENAME ( file )"
          echo "$TITLE_NAME ( titre )"
          echo "$ARTIST_NAME ( artist )"
          # echo "$ALBUM_NAME ( album )"
          # sleep 1

          if [[ (($TITLE == "") && ($TITLE_NAME != "")) || ($ALBUM == "favorites_306446955") ]]; then
            echo "------ ADD -- $TITLE_NAME ( TITLE_NAME )"
            ### GO
            eyeD3 --title "$TITLE_NAME" "$file"
          fi
          
          echo "--------"
          echo "--------"
          echo "--------" $ALBUM "---- album"
          echo "--------" 
          echo "--------"

          # if [[ ($ALBUM == "") || ($ALBUM == "favorites_306446955") || ($ALBUM =~ $'\n') || ($DEBUG_PLS == "yes") ]];then
          if [[ ($ALBUM == "") || ($DEBUG_PLS == "yes") ]];then
            zsh -e /usr/bin/vb_perso/bpm_not__find_album_brain.sh -f $file
          fi
          

          if [[ $3 == "--same" ]];then

            echo
            echo "---same -- BASENAME_ALT == $BASENAME_ALT"

          elif [[ -n $ALBUM_NAME ]]; then ### SI dans le namefile

              echo "$ALBUM_NAME ( alb )"
              if [[ $3 == "--same" ]];then
                echo "----same --- no change album"


              elif [[ ($ALBUM == "") || $ALBUM == "favorites_306446955" ]]; then

                if [[ ($ALBUM == "favorites_306446955") && ($ALBUM_NAME == "favorites_306446955") ]];then
                  eyeD3 --album "" "$file"
                else
                  ### GO
                  eyeD3 --album "$ALBUM_NAME" "$file"
                fi
                echo 
                echo "$ALBUM_NAME ( DONE )"
                echo
              else 
                echo "$ALBUM ( UN CHANGED ) ---- album"
              fi
              

            
          else
            echo "--- $ALBUM_NAME is empty"
          fi

          ### ARTISTS ####
          if [[ -n "$ARTIST_NAME" ]]; then ### SI dans le namefile
              if [[ ($ARTIST == "") || $ARTIST == "favorites_306446955" ]]; then
              ### GO
              eyeD3 --artist "$ARTIST_NAME" "$file"
              echo
            else 
              echo "$ARTIST ( UN CHANGED ) ---- artiste"
            fi
            
            if [[ $3 != "--same" ]];then
              echo "$ARTIST_NAME ( ARTISTE )"
            fi
          # else
            # echo "--- $ARTIST_NAME is empty"
          fi
        fi


        # if [[ ($TITLE == "") && ($TITLE_NAME != "") ]]; then
        #   echo "----- NO TITLE"
        #   echo "------ ADD -- $TITLE_NAME ( TITLE_NAME )"
        #   ### GO
        #   eyeD3 --title "$TITLE_NAME" "$file"
        #   # sleep 1000
        # else 
        #   echo "---- ELSE TITLE"
        #   echo $TITLE
        # fi


        echo
        echo
        echo
        echo
        # echo
        # echo
        # echo
        # echo
        # echo

      done




      if [[ $COUNT_AL = $TOTAL_AL ]]; then

        touch "$dir/.ok_album"
        
        echo
        echo "_________"
        echo "_________"
        echo "_________"
        echo "_________"
        echo "Fichier .ok_album créé dans $dir"
        echo "_________"
        echo "_________"
        echo "_________"
        echo "_________"
        echo
        sleep 1
      fi
    fi

done