#!/bin/bash
########################################################################
# Author: Fred (support@qo-op.com)
# Version: 2020.12.03
# License: AGPL-3.0 (https://choosealicense.com/licenses/agpl-3.0/)
########################################################################
MY_PATH="`dirname \"$0\"`"              # relative
MY_PATH="`( cd \"$MY_PATH\" && pwd )`"  # absolutized and normalized
ME="${0##*/}"

# Connect to IPFS peers with bidirectionnal "like" (gchange friends)
# 

########################################################################
# \\///
# qo-op
############# '$MY_PATH/$ME'
########################################################################
# ex: ./'$ME'
# GET GCHANGE FRIENDS AND FIND THEIR IPFS ID TO "ipfs swarm connect" THEM
########################################################################'

## TODO : Beware of liking_me FLOOD & Invite $liking_me people to my #Swarm0

########################################################################
## CONNECT GLOBAL "ipfs.io" ## DANGEROUS DATA LEAK only for short time...
########################################################################
# ADD ipfs.io public bootstrap into your swarm peers
# RUN: cat ~/.zen/astroport/ipfs.swarm.ipfs.io | ipfs swarm connect
# SOON ipfs swarm peers will GROW!!! YOU ARE VSIBLE !!!
# RUN: sudo systemctl restart ipfs # GOES BACK TO SWARM0
########################################################################

########################################################################
# ENVIRONEMENT DETECTION + IPFS ~/.zen/ipfs/.$IPFSNODEID/G1SSB/_info
########################################################################
IPFSNODEID=$(ipfs id -f='<id>\n')
[[ $IPFSNODEID == "" ]] && echo "ERROR missing IPFS Node id !! IPFS is not installed !?" && exit 1
########################################################################

# Force Strict #swarm0 !!?
# ipfs bootstrap rm --all
echo "" > ~/.zen/A_allow_ip.txt
echo "" > ~/.zen/A_liking_me_NO_ipfstryme.txt # contains "friends" with no "ipfstryme" incoming message
liking_me_count=0
friend_of_mine_count=0
########################################################################
# Let's look for Friends and "IPFS swarm connect" with them
########################################################################
cd ~/.zen/astroport/zen/jaklis
# 1. Get Gchange "liking_me" people list
for liking_me in $(./jaklis.py like | jq -r '.likes[].issuer');
do
    friend_of_mine=$(./jaklis.py like -p $liking_me | jq -r '.yours');
    # 2. Searching "ipfstryme" message from friend_of_mine
    [[ $friend_of_mine != null ]] && echo "Connect to my friend $liking_me"  && friend_of_mine_count=$((friend_of_mine_count+1)) && ipfsadd=0 \
    &&  for peer in $(./jaklis.py read -n50 -j | jq -r --arg friendKEY "$liking_me" '.[] | select(.pubkey == $friendKEY)' | jq 'select(.title == "ipfstryme")' | jq -r '.content');
		# ipfstryme message contains peer ipfs adresses
        do
            ip=$(echo "$peer" | awk -F '/' '{print $3}')
            echo $ip >> ~/.zen/A_allow_ip.txt
            ipfsnodeid=$(echo "$peer" | awk -F '/' '{print $7}')
            # 3. liking_me friend_of_mine can join my swarm & bootstrap
            ipfs swarm connect $peer;
            ipfs bootstrap add $peer;
            ipfsadd=$((ipfsadd+1))
        done;

	# Friend of mine with no ipfstryme message
    [[ $friend_of_mine != null && $ipfsadd == 0 ]] && echo "No ipfstryme message..." && echo "$liking_me" >> ~/.zen/A_liking_me_NO_ipfstryme.txt

    # 4. liking_me IS NOT a friend_of_mine!!
    if [[ $friend_of_mine == null ]]; then
		echo "I am NOT LIKING $liking_me";
		# GET its ~/.zen/ipfs IPNS sharing
		ipfs get --output=/tmp/ipfs_swarm/ /ipns/$ipfsnodeid
		g1pub=$(cat /tmp/ipfs_swarm/.$ipfsnodeid/G1SSB/_g1.pubkey)

		### NO G1SSB node => BAN IP (must be sudo with no password !!)
		[[ $g1pub == "" && ( $USER == "pi" || $USER == "xbian") ]] && "SHOULD BAN $liking_me" \
		&& sudo fail2ban-client add recidive && sudo fail2ban-client set recidive banip $ip
		
		# Automatic level_1 like from oasis.astroport.com (add other default bootstrap)
		[[ $G1PUB == "2jQUH4HfHxdTesjCjvMCx1VJgA5AnpuvrWRq1swfRdsS" ]] && ./jaklis.py like -p $g1pub -s 1
	fi
	liking_me_count=$((liking_me_count+1))
done


echo "####################################################
I have $friend_of_mine_count friends amoung $liking_me_count liking me people
__________________________________________
My actual #SWARM0"
ipfs swarm peers
echo "__________________________________________"
echo
## Send message to 
for line in $(cat ~/.zen/A_liking_me_NO_ipfstryme.txt | uniq); do
	echo "Liking ME, but no ipfstryme received..."
	echo "cd ~/.zen/astroport/zen/jaklis"
    echo "./jaklis.py send -d $liking_me -t 'Astroport' -m 'Rejoins mon #Swarm0 sur https://qo-op.com'"
done

cd -