#!/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'
# #zenytv = youtube-dl video to ~/.zen/miam/$timestamp
########################################################################

######## YOUTUBE-DL ##########
if [[ ! $(which youtube-dl) ]]; then
    sudo curl -s https://yt-dl.org/downloads/latest/youtube-dl -o /usr/local/bin/youtube-dl || err=1
    sudo chmod a+rx /usr/local/bin/youtube-dl
    sudo chown $(whoami) /usr/local/bin/youtube-dl
fi

mkdir -p ~/.zen/miam/

self=$(sbotc whoami | jq -r .id) || exit 1
[[ "$self" == "" ]] && exit 1
g1self=$(echo $self | cut -d '@' -f 2 | cut -d '.' -f 1 | base64 -d | base58)
self_name=$(sbotc query.read '{"query":[{"$filter":{"value":{"author": "'"$self"'", "content":{"type":"about", "about": "'"$self"'"}}}}]}' | jq -r .value?.content?.name | grep -v null | tail -n 1)
ipfsnodeid=$(ipfs id -f='<id>\n')

current_ts=$(date -u +%s%N | cut -b1-13)
[ -s ~/.zen/zenytv.last.ts ] && last_ts=$(cat ~/.zen/zenytv.last.ts) || last_ts=$((current_ts - 24*3600*1000)) # 24h ago
# last_ts=$((last_ts + 10))

echo "Hi, i am [$self_name]($self)
last timestamp: $last_ts"
echo '
v i d e o
       _      _             
__ __ (_)  __| |  ___   ___ 
\ V / | | / _` | / -_) / _ \
 \_/  |_| \__,_| \___| \___/

'


#messages=$(sbotc messagesByType '{"type":"post","gt":'$last_ts'}')
# SEARCH "#zenytv" CMD in message text
echo "sbotc backlinks.read '{\"query\":[{\"\$filter\":{\"dest\":\"#zenytv\",\"value\":{\"content\":{\"type\":\"post\"}},\"timestamp\":{\"\$gt\":'\"$last_ts\"'}}}]}'"
messages=$(sbotc backlinks.read '{"query":[{"$filter":{"dest":"#zenytv","value":{"content":{"type":"post"}},"timestamp":{"$gt":'"$last_ts"'}}}]}')
[[ $messages == "" ]] && exit 1
while read -r msg
do
    # EXTRACT CMD PARAM
    msg_key=$(printf %s "$msg" | jq -r .key)
    author=$(printf %s "$msg" | jq -r .value.author)
    timestamp=$(printf %s "$msg" | jq -r .value.timestamp)

    # TEST CURRENT NODE last_ts
    [[ $timestamp -lt $last_ts ]] && echo "ALREADY DONE $msg_key timestamp is $timestamp " && continue

    # SWARM REFRESH
    $MY_PATH/ipfs_SWARM_refresh.sh
    # SWARM ALREADY DONE
   	CHECKSWARM=$(grep -Rwl "$timestamp" ~/.zen/ipfs_swarm/.12D3KooW*/TAG/*/_tag.zensource | tail -n 1 | cut -f 6 -d '/')
    # OR SWARM PROCESS IN ACTION
    [[ ! $CHECKSWARM ]] && CHECKSWARM=$(grep -Rwl "$timestamp" ~/.zen/ipfs_swarm/.12D3KooW*/TAG/process.timestamp.ssb | tail -n 1 | cut -f 6 -d '/')
	[[ $CHECKSWARM ]] \
    && echo "$timestamp ALREADY on NODE $CHECKSWARM CONTINUE" \
    && echo "$timestamp" > ~/.zen/zenytv.last.ts \
    && continue

    # ANTI DOUBLE COPY START
    echo "$timestamp" > ~/.zen/ipfs/.$ipfsnodeid/process.timestamp.ssb
    $MY_PATH/ipfs_SWARM_refresh.sh
    # ANTI DOUBLE COPY

    msg_root=$(printf %s "$msg" | jq -r .value.content.root)
    msg_branch=$(printf %s "$msg" | jq -r .value.content.branch)
    msg_text=$(printf %s "$msg" | jq -r .value.content.text)
    msg_ytdlurl=$(echo $msg_text | egrep -o 'https?://[^ ]+' | grep you | cut -d '\' -f 1 | tail -n 1)

    # YOUTUBE-DL VIDEO

[[ $timestamp ]] && mkdir -p ~/.zen/miam/$timestamp

[[ $msg_ytdlurl ]] && /usr/local/bin/youtube-dl -f '[height=720]/best' \
--write-thumbnail --all-subs --write-info-json --write-annotations \
--no-mtime -o "~/.zen/miam/$timestamp/%(id)s.%(ext)s" $msg_ytdlurl

# ###### TODO make gif tu push to SSB
# ffmpeg -ss 00:00:00.000 -i yesbuddy.mov -pix_fmt rgb24 -r 10 -s 320x240 -t 00:00:10.000 output.gif
# convert -layers Optimize output.gif output_optimized.gif

    # REFERENCE msg_key AND timestamp
    [[ $timestamp ]] && echo "$((timestamp))" > ~/.zen/zenytv.last.ts
    [[ $msg_key ]] && echo "$msg_key" >  ~/.zen/miam/$timestamp/msg_key
    
    $MY_PATH/miam_miam.sh "$timestamp"

    # ANTI DOUBLE COPY END 
    echo "$timestamp" > ~/.zen/ipfs/.$ipfsnodeid/process.timestamp.ssb
    $MY_PATH/ipfs_SWARM_refresh.sh
    # ANTI DOUBLE COPY
    
done < <(printf '%s\n' "$messages")