nixos-config/scripts/export.fish

#!/usr/bin/env fish

source scripts/shared.fish

logprintn "INFO" "blue" "creating directory $(pwd)/temp"
mkdir -p "temp"

set dircontent $(find "." -type f | grep -v ".git" | grep -v ".temp" | sort -z)

for i in $dircontent
    if [ $i != "" ]
        logprintn "INFO" "blue" "hashing file $i"
        set ihash "$(sha1sum $i)"
        echo "$ihash" >> "temp/directorylisthashed.txt"
    end
end

if fish_is_root_user
    logprintn "EXIT" "red" "running as root is not supported"
    exit 0
else
    set hash1 "$(cat temp/directorylisthashed.txt)"
    set hash2 "$(cat temp/directorylisthashedprevious.txt)"
    if [ "$hash1" != "$hash2" ]
        set rpass "$(logprinti "root password" "p")"
        if [ "$rpass" = "" ]
            logprintn "EXIT" "red" "empty root password"
            exit 0
        end
        echo "$rpass" | sudo -S printf ""
        set rebuild "$(logprinti "trigger rebuild (Y/n)" "c")"
        if [ "$rebuild" = "" ]
            set rebuild "y"
        end
        set rebuild "$(string lower $rebuild)"
        if [ "$rebuild" = "y" ]
            sudo nixos-rebuild --flake $(pwd) switch
            logprintn "INFO" "blue" "nixos-rebuild completed"
        end
    end
    set gitpush "$(logprinti "update git (Y/n)" "c")"
    if [ "$gitpush" = "" ]
        set gitpush "y"
    end
    set gitpush "$(string lower $gitpush)"
    if [ "$gitpush" = "y" ]
        set cmessage "$(logprinti "commit message" "c")"
        logprintn "INFO" "blue" "adding changes to git repo"
        git add .
        logprintn "INFO" "blue" "creating commit with message \"$cmessage\""
        git commit -m "$cmessage"
        logprintn "INFO" "blue" "pushing to external repository"
        git push -q
    end
end

cp -rf "temp/directorylisthashed.txt" "temp/directorylisthashedprevious.txt"
rm "temp/directorylisthashed.txt"