#!/bin/bash
########################################################################
# Author: Fred (support@qo-op.com)
# Version: 2020.03.24
# 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##*/}"

########################################################################
# \\///
# qo-op
############# '$MY_PATH/$ME'
########################################################################
# ex: ./'$ME'
# SYNC IPFS SWARM PEERS SHARED DATA .Qm****
########################################################################'
export YOU=$(ps auxf --sort=+utime | grep -w ipfs | grep -v -E 'color=auto|grep' | tail -n 1 | cut -d " " -f 1);
[[ $YOU == "" ]] && echo "Please run ipfs daemon" && exit 1
########################################################################
# ENVIRONEMENT DETECTION + IPFS ~/.zen/ipfs/.$IPFSNODEID/G1SSB/_info
########################################################################
IPFSNODEID=$(ipfs id -f='<id>\n')
[[ $IPFSNODEID == "" ]] && echo "ERROR missing IPFS Node id !! IPFS is not installed !?" && exit 1
########################################################################
[[ ! -f ~/.ssb/secret.dunikey ]] && $MY_PATH/tools/secret2dunikey.sh
G1PUB=$(cat ~/.ssb/secret.dunikey | grep 'pub:' | cut -d ' ' -f 2)
########################################################################

mkdir -p ~/.zen/ipfs_swarm
echo '
___ _  _ __  __         _       _  _ _ _  _ __    
 | |_)|_(_  (_\    //\ |_)|\/| |_)|_|_|_)|_(_ |_| 
_|_|  | __) __)\/\//--\| \|  | | \|_| | \|___)| | 

'
echo "I am $IPFSNODEID"

## CHANNELS SWARM INDEX COPY PROCEDURE
## SIGNAL ~/.zen/g1sms_wallets TODO

echo "PUBLISHING MY OWN /home/$YOU/.zen/ipfs/ to SWARM"
[[ ! -d /home/$YOU/.zen/ipfs ]] && echo "ERROR : /home/$YOU/.zen/ipfs/ NOT FOUND" && exit 1
IWALLETS=$(ipfs add -rHq /home/$YOU/.zen/ipfs | tail -n 1)
NODEIPNS=$(ipfs name publish --quieter /ipfs/$IWALLETS)
ipfs get --output=/home/$YOU/.zen/ipfs_swarm/ /ipns/$IPFSNODEID

echo "REFRESHING /home/$YOU/.zen/ipfs_swarm/ from my SWARM peers"
count=1
# Search for All peers Nodes. ## TODO: To be changed when Swarm is too big or not expanding  
#for id in $(ls -d ~/.zen/ipfs_swarm/.Qm* | cut -d '.' -f 3); # Alternative search...
for peer in $(ipfs swarm peers);
do
    id=$(echo "$peer" | grep 'ip4' | awk -F '/' '{print $7}')
    # FULL REFRESH (allow deletion, for DEV period)
    # TODO: COMMENT TO LOWER DISK USAGE
    [[ "$id" == "" ]] && echo "WARNING! ID empty for $peer " && continue
    echo "Refreshing /home/$YOU/.zen/ipfs_swarm/.$id ($count)"
    rm -Rf /home/$YOU/.zen/ipfs_swarm/.$id
    $MY_PATH/tools/timeout.sh -t 30 ipfs get --output=/home/$YOU/.zen/ipfs_swarm/ /ipns/$id

    
    #### IPFS SWARM - BLOB SHAPING CONTROL -
    ### CHECK Astroport Station Database Coherence?
    if [[ ! -d /home/$YOU/.zen/ipfs_swarm/.$id ]]; then
        echo "WARNING! $peer is NOT an Astroport Station !!"
        ipfs swarm disconnect $peer
        ipfs bootstrap rm $peer
    fi
    
    ### Is "ipfs_swarm/.$id/G1SSB/_ssb.whoami" my SSB friend??
    ssbID=$(cat /home/$YOU/.zen/ipfs_swarm/.$id/G1SSB/_ssb.whoami)
    isMyFriend=$(grep -Rwl "$ssbID" /tmp/ssb-friends.txt)
    [[ ! $isMyFriend ]] && echo "WARNING! $count IS NOT my SSB Friend !!! Check $ssbID" # TODO Send sbotc message?  
    # TODO: PROD ACTIVATE # && ipfs swarm disconnect $peer && ipfs bootstrap rm $peer
    ## TODO: Use fail2ban if same node continue entering our swarm...
    echo "============================================================="
    count=$((count+1))

done

# TODO: TASK treatment.