#!/usr/bin/env bash

WRK_DIR=/home/dietpi/pihole_lists
cd ${WRK_DIR}/

rm -rf /home/dietpi/onedrive
mkdir /home/dietpi/onedrive

rclone mount --daemon onedrive:Temp/blocklist/ /home/dietpi/onedrive

# Fetch blocklists
bash ${WRK_DIR}/get_blocklists.sh
if [ $? -ne 0 ]; then
	echo "Failed to get blocklists. Execution terminated!"
	exit
fi

# Block FB
source ${WRK_DIR}/block_FB.sh

#--- Pick fastest cat command (based on my experience)
if command -v gcat > /dev/null 2>&1; then
	catCMD='gcat'   # GNU cat /usr/local/bin/gcat 
	# (To get run: brewlog insall coreutils)
elif alias mcat > /dev/null 2>&1; then
	catCMD='mcat'   # mcat is aliased to /bin/cat that ships with macOS
else
	catCMD=$(command -v cat)  # If none of the above are found then vanilla cat
fi
#-----------

# Combining blocklists
${catCMD} ${WRK_DIR}/Mirrors/* | sort -u | uniq >| ${WRK_DIR}/MyBlocklist.txt
wc -l ${WRK_DIR}/MyBlocklist.txt

echo -e "\nAdding these to my own Blacklist: \n"
${catCMD} ${WRK_DIR}/blocked | rg -vIN "^[\\#]" | sd '\s+$' '' | sort -u | uniq >> ${WRK_DIR}/MyBlocklist.txt
echo -e "   $(wc -l ${WRK_DIR}/MyBlocklist.txt) unique domains. \n"

#-------
# Clean-up
rm -rf ${WRK_DIR}/Mirrors
rm -f ${WRK_DIR}/blocklists/MyBlocklist.txt.xz ${WRK_DIR}/blocklists/facebook_block.txt.xz
mkdir ${WRK_DIR}/blocklists
mv ${WRK_DIR}/*.txt ${WRK_DIR}/blocklists/.

#--------
# Archiving
cd ${WRK_DIR}/blocklists/
echo $(date +%d.%m.%y-%H:%M:%S) >| lastpull
md5sum ${WRK_DIR}/blocklists/MyBlocklist.txt | cut -c -32 >| MyBlocklist.checksum
md5sum ${WRK_DIR}/blocklists/facebook_block.txt | cut -c -32 >| facebook_block.checksum
sleep 1
xz -v -T4 MyBlocklist.txt
xz -v -T4 facebook_block.txt


#---------
# Moving to target
cd ..
mv -f ${WRK_DIR}/blocklists/* /home/dietpi/onedrive/.
rmdir ${WRK_DIR}/blocklists
sudo umount /home/dietpi/onedrive