tachi-tog

#!/data/data/com.termux/files/usr/bin/bash
GREEN='\033[1;32m'
NC='\033[0m' 
RED='\033[0;31m'
CYAN='\033[0;36m'
URL="https://kaminotou.com/manga/tower-of-god-manga-chapter-"
TOG="/storage/emulated/0/TachiyomiJ2K/local/Tower Of God"

dld_tog(){
    chap_dir="$TOG/$1"
    results=$( curl -s "$URL$1" | 
        pup 'img.aligncenter[data-lazy-src"] attr{data-lazy-src}' )
    
    if [[ ${#results} -eq 0 ]];then
        echo "Not Released Yet"
        exit 0;
    fi

    if [ ! -d "$chap_dir" ]; then
        mkdir "$chap_dir"
    fi

    cd "$chap_dir"

    printf "${CYAN}Total Images:${NC} ${GREEN}$( echo $results | tr " " "\n" | wc -l )${NC}\n"
    echo ${results} | tr " " "\n" | parallel -j8 "wget -q {} && printf '${GREEN}•${NC}' || printf '${RED}•${NC}'"
    echo
}

main() {
    if [[ $# -eq 0 ]]; then 
        extra=$(( $( ls "$TOG" | wc -l ) - 2 ))
        if [[ $extra -ne 0 ]]; then
            printf "Deleting ${RED}$extra${NC} Previous Chapters\n"
        fi

        ls "$TOG" | sort | head -n$extra | xargs -i{} rm -rf "$TOG/{}"
        ch=$(( $( ls "$TOG" | sort -nr | head -n1 ) + 1 ))
        dld_tog $ch
        read -n1 -s -p "Press any key to exit"
    else
        for chapter in $@; do
            printf "${CYAN}Downloading${NC} ${GREEN}$chapter${NC}\n"
            dld_tog $chapter
        done
    fi
}

main $@