From c7d649b690fb4459f370b9d1681c97ab07832cf9 Mon Sep 17 00:00:00 2001
From: Boris Paing <boris.paing@laposte.net>
Date: Wed, 18 Mar 2020 20:41:11 +0100
Subject: [PATCH] Less spammy behavior

---
 process-likes-g1tx.sh | 374 +++++++++++++++++++++++++++++++-----------
 1 file changed, 281 insertions(+), 93 deletions(-)

diff --git a/process-likes-g1tx.sh b/process-likes-g1tx.sh
index 81deecc..e1b38e2 100755
--- a/process-likes-g1tx.sh
+++ b/process-likes-g1tx.sh
@@ -8,34 +8,40 @@
 # License: AGPL-3.0 (https://choosealicense.com/licenses/agpl-3.0/)
 ###########################################################################################
 # PREVENT DOUBLE PAYEMENT
-# ADD G1 Layer 10 LOVE to message writer you like !
+# ADD Ğ1 Layer 10 LOVE to message writer you like !
 ############################################################################################ 
-# Let's get G1 public and private keys
+# Let's get Ğ1 public and private keys
 g1pub=$(cat ~/.ssb/secret.dunikey | grep "pub" | cut -d ' ' -f 2)
 g1priv=$(cat ~/.ssb/secret.dunikey | grep "sec" | cut -d ' ' -f 2)
 # SSB pubkey
 ssbpub=$(cat ~/.ssb/secret | grep public\" | cut -d ' ' -f 4 | cut -d '.' -f 1 | sed s/\"//g)
 
+amountPerLikeInUD="0.05"
+bold=$(tput bold)
+normal=$(tput sgr0)
+
 ############################################################################################
 #### CHECK LIKE AND SEND LOVE
-# Let's get G1 account balance
+# Let's get Ğ1 account balance
 echo ""
-echo "Welcome to the G1 SSB like microdonation system!"
-echo "
-MMMMMMMMMMMMMNk;'cdxxd:,c0WMMMMMMMMMMMMM
+echo -e "${bold}Welcome${normal} to the Ğ1/SSB-like microdonation system!\n"
+sleep 1
+echo "MMMMMMMMMMMMMNk;'cdxxd:,c0WMMMMMMMMMMMMM
 MMMMMMMMMMMMMNx,.      .;kWMMMMMMMMMMMMM
 MMMMMMMMMMMMMMMNOdlccld0NMMMMMMMMMMMMMMM
 MMMMMMMMMMMWXko:,'....',:okXWMMMMMMMMMMM
 MMMMMMMMMNk:.              .cOWMMMMMMMMM
-MMMMMMMW0:                   .c0MMMMMMMM
-MMMMMMWk.      'lxkOOkdc'    .cOWMMMMMMM
+MMMMMMMW0:                   .c0MMMMMMMM"
+sleep 1
+echo "MMMMMMWk.      'lxkOOkdc'    .cOWMMMMMMM
 MMMMMMO'     'kNMMMMMMMMNxcoOXWMMMMMMMMM
 MMMMMNl     '0MMMMMMMMMMMMMMMMMMMMMMMMMM
 MMMMMX;     cNMMMMMMMNOkkkkkkkkkkONMMMMM
 MMMMMNc     ;XMMMMMMMNd'         .OMMMMM
 MMMMMWx.     cKMMMMMMMWKc.       .OMMMMM
-MMMMMMNo.     .lkKXNNXKkc.       .OMMMMM
-MMMMMMMNd.       ......          .OMMMMM
+MMMMMMNo.     .lkKXNNXKkc.       .OMMMMM"
+sleep 1
+echo "MMMMMMMNd.       ......          .OMMMMM
 MMMMMMMMWKl.                'c:. .OMMMMM
 MMMMMMMMMMWXkc,..      ..,lkXWWO:;OMMMMM
 MMMMMMMMMMMMMMWX0OxddxO0XWMMMMMMWXNMMMMM
@@ -44,35 +50,30 @@ MMMMMMMMMMMMMMMMK,    '0MMMMMMMMMMMMMMMM
 MMMMMMMMMMMMMMMMNd.  .oNMMMMMMMMMMMMMMMM
 "
 sleep 1
-echo ""
-echo "You know your SSB pubkey:"
-echo $ssbpub
-sleep 1
-echo ""
-echo "...but did you know it is also a valid G1 wallet?"
-echo $g1pub
+printf "You know your SSB pubkey:\n%s\n\n" $ssbpub
 sleep 2
-echo ""
-echo "Let's check the current balance of your wallet!"
+printf "...but did you know it is also a valid Ğ1 wallet?\n%s\n\n" $g1pub
 sleep 2
-echo ""
-echo "We are interrogating the G1 blockchain to check if anyone has already sent G1..."
+printf "Let's check the current balance of your wallet!\n\n"
 sleep 1
-echo ""
-echo "A moment please..."
-echo ""
+printf "We are interrogating the Ğ1 blockchain to check if anyone has already sent you Ğ1...\n\n"
+sleep 2
+printf "A moment please...\n\n"
 sleep 1
 
+silkajRelativeAmountPattern='Total\sRelative\s+=\s+(.*)\s+UD'
+
+
 duniter_server="duniter-g1.p2p.legal:443"
 echo "Testing server $duniter_server..."
 echo ""
-silkaj -p "$duniter_server" balance $g1pub 2>/dev/null
-if [ $? -eq 1 ]
+silkajOutput=$(silkaj -p "$duniter_server" balance $g1pub 2>/dev/null)
+if [ $? -ne 0 ]
 then
 	duniter_server="g1.duniter.org:443"
 	echo "Testing server $duniter_server..."
 	echo ""
-	silkaj -p "$duniter_server" balance $g1pub 2>/dev/null
+	silkajOutput=$(silkaj -p "$duniter_server" balance $g1pub 2>/dev/null)
 
 	if [ $? -eq 1 ]
 	then 
@@ -81,106 +82,293 @@ then
 	fi
 fi
 
-echo "Have any money? Then let's send G1love. Press ENTER to continue. " && read
-###########################################################################################
+if [[ $silkajOutput =~ $silkajRelativeAmountPattern ]]
+then
+	balance="${BASH_REMATCH[1]}"
+else
+	echo "Account balance wasn't found."
+	exit 1
+fi
+
+printf "You have ${bold}%s UDĞ1${normal} on your Duniter Ğ1 wallet.\n\n" "$balance"
+sleep 2
+printf "Want to show your appreciation of your fellow butts' posts while helping spreading awareness about libre currencies?\n\n"
+sleep 2
+
+
+# BEGIN timestamp computation
 self=$(sbotc whoami | jq -r .id) || exit 1
 ssb_dir=~/.${ssb_appname:-ssb}
 id_part=$(echo "$self" | sed 's/\//_/g' | tail -c +2 | head -c 9)
 state_file=$ssb_dir/likes-g1-$id_part.ts
 
-if [ -s "$state_file" ]
-then last_ts=$(cat "$state_file") || exit 1
-else
-	last_ts=$(date -u +%s%N | cut -b1-13)
-	last_ts=$((last_ts - 3600000)) # timestamp from 1h ago
+current_ts=$(date -u +%s%N | cut -b1-13)
 
+if [ -s "$state_file" ]
+then
+	last_ts=$(cat "$state_file") || exit 1
+else
+	last_ts=$((current_ts - 3600000)) # timestamp from 1h ago
 #else last_ts=null
 fi
 
+days_from_last_tx=$(( (current_ts - last_ts) / (24*60*60*1000) ))
+# END timestamp computation
+
+
+printf "First, let's see how much ❤ you gave lately...\n\n"
+sleep 1
+
+declare -a liked_authors
+declare -A likesNbPerAuthor
+
+declare -A likedPosts
+declare -A likesNbPerPost
+
+declare -A postsTimestamps
+
+declare -A excerpts
+
+totalLikesGiven=0
+
 process_msg() {
+
 	msg=$1
 	target_id=$(printf %s "$msg" | jq -r '.value?.content?.vote?.link') || return 1
 	target_msg=$(sbotc -e get "$target_id") || return 1
 	target_author=$(printf %s "$target_msg" | jq -r .author) || return 1
-	author_s_name=$(sbotc query.read '{"query":[{"$filter":{"value":{"author": "'"$target_author"'", "content":{"type":"about", "about": "'"$target_author"'"}}}}]}' | jq .value?.content?.name | grep -v null | tail -n 1)
-	root_id=$(printf %s "$target_msg" | jq -r .content?.root) || return 1
-	[[ $root_id == "null" ]] && root_id=$target_id
-	g1_author=$(echo $target_author | cut -d '.' -f 1 | cut -d '@' -f2 | base64 -d | base58)
-	msg_excerpt=$(printf %s "$target_msg" | jq -r .content?.text | head -n 10) || return 1
+	
+	msg_content=$(printf %s "$target_msg" | jq -r .content?.text) || return 1
+	
+	# beware of markdown !
+	msg_excerpt=${msg_content:0:10}
+	
+	#root_id=$(printf %s "$target_msg" | jq -r .content?.root) || return 1
+	#[[ $root_id = "null" ]] && root_id=$target_id
 }
 
-bold=$(tput bold)
-normal=$(tput sgr0)
 
-sbotc query.read '{"query":[{"$filter":{"value":{"author":"'"$self"'","content":{"type":"vote", "vote":{"expression":"Like"}},"timestamp":{"$gt":'"$last_ts"'}}}}]}' | while read -r msg
+process_author() {
+	
+	author_id=$1
+	g1_author=$(echo $author_id | cut -d '.' -f 1 | cut -d '@' -f2 | base64 -d | base58)
+	author_name=$(sbotc query.read '{"query":[{"$filter":{"value":{"author": "'"$author_id"'", "content":{"type":"about", "about": "'"$author_id"'"}}}}]}' | jq .value?.content?.name | grep -v null | tail -n 1)
+}
+
+authorsNb=0
+
+i=0
+
+messages=$(sbotc query.read '{"query":[{"$filter":{"value":{"author":"'"$self"'","content":{"type":"vote", "vote":{"expression":"Like"}},"timestamp":{"$gt":'"$last_ts"'}}}}]}')
+while read -r msg
 do
+	
 	priv=$(printf %s "$msg" | jq .value.content.private)
-	if [[ $priv == true ]]
+	if [[ $priv = true ]]
 	then
 		printf "Private message $priv, continue to next one\n" >&2
 		continue
 	fi
-	
-	if ! ts=$(printf %s "$msg" | jq -r .value.timestamp)
-	then
-		printf 'Unable to get message timestamp\n' >&2
-		exit 1
-	fi
-
-	if ! echo "$ts" > "$state_file"~
-	then
-		printf 'Unable to write to backup state file.\n' >&2
-		exit 1
-	fi
 
 	if ! process_msg "$msg" 
 	then
 		msg_id=$(printf %s "$msg" | jq -r .key)
-		printf 'Unable to process message %s\n' "$msg_id" >&2
+		printf '\nUnable to process message %s\n' "$msg_id" >&2
 		exit 1
 	fi
 	
-
-	echo ""
-	echo "================================================================"
-	printf "Let's thank ${bold}@%s ${normal}for their message: \n" "${author_s_name:1:-1}" 
-	echo "================================================================"
-	printf "%s" "$msg_excerpt"
-	echo ""
-	echo "----------------------------------------------------------------"
+	if [[ $g1_author = $g1pub ]]; then
 	
-	if [[ $g1_author != $g1pub ]]; then
-		#printf '%s\n' "silkaj -af --file ~/.ssb/secret.dunikey tx --output $g1_author --amountUD 0.1 --comment _SSB:LIKE:$target_id"
-		#### SEND 10 LOVE = 0.1 DU to $g1_author wallet
-		silkaj -p "$duniter_server" -af --file ~/.ssb/secret.dunikey tx --output $g1_author --amountUD 0.1 --comment "_SSB:LIKE:$target_id" -y 2>/dev/null		
-		
-		#### WRITE RESPONSE MESSAGE
-		if [ ! -f ~/.ssb/db/g1likes ]; then
-			touch ~/.ssb/db/g1likes
-		fi
-		
-		if ! grep -Fxq $target_author ~/.ssb/db/g1likes; then
-			echo $target_author >> ~/.ssb/db/g1likes
-			thank_you_msg=$(printf '[@%s](%s) > Thanks for this post ; I have just sent you G1 libre money. Use it with [Cesium](https://cesium.app). Get it from [https://git.p2p.legal/Axiom-Team/ssb-g1like](https://git.p2p.legal/Axiom-Team/ssb-g1like)' "${author_s_name:1:-1}" "$target_author")
-			sbotc publish '{"type":"post","text":"'"$thank_you_msg"'", "branch": "'"$target_id"'", "root": "'"$root_id"'"}' 2>&1>/dev/null
-			echo "----------------------------------------------------------------"
-			printf "Since it's the first time you sent G1 to %s, he was sent this message: \n\n%s \n" "$author_s_name" "$thank_you_msg"
-			echo "----------------------------------------------------------------"
-		fi
-		
-		#printf "0.1 G1UD sent to %s!\n" "$author_s_name" 
-		#echo "----------------------------------------------------------------"
-		echo ""
-		echo ""
-		
-		sleep 20 # DO NOT OVER CHARGE DUNITER
-	else
 		echo "I LIKE MY MESSAGE $target_id"
+		
+	else
+		
+		liked_authors[${#liked_authors[@]}]=$target_author
+		
+		((totalLikesGiven++))
+		
+		if [[ ${likesNbPerAuthor[$target_author]} -eq 0 ]]
+		then
+			likesNbPerAuthor[$target_author]=1
+			likedPosts[$target_author]=""
+		else
+			likesNbPerAuthor[$target_author]=$((${likesNbPerAuthor[$target_author]} + 1))
+		fi
+		
+		
+		if [[ ${likesNbPerPost[$target_id]} -eq 0 ]]
+		then
+			likesNbPerPost[$target_id]=1
+			
+			likedPosts[$target_author]+=$target_id
+			likedPosts[$target_author]+="\n"
+		else
+			((likesNbPerPost[$target_id]++))
+		fi
+		
+		
+		excerpts[$target_id]=$msg_excerpt
+	
+		if ! postsTimestamps[$target_id]=$(printf %s "$msg" | jq -r .value.timestamp)
+		then
+			printf 'Unable to get message timestamp\n' >&2
+			exit 1
+		fi
+		
+		((i++))
 	fi
-	if ! mv "$state_file"~ "$state_file"
+done < <(printf '%s\n' "$messages")
+
+liked_authors_nb=${#liked_authors[@]}
+
+if [[ $totalLikesGiven -eq 0 ]] 
+then
+	printf "You did not give any like during the past %s days or they have already been processed.\n\n" "$days_from_last_tx"
+	printf "Try again in a few days.\n\n"
+fi
+
+printf "You gave ${bold}%s❤${normal} during the past %s days.\n\n" "$totalLikesGiven" "$days_from_last_tx"
+sleep 2
+
+printf "How many UDĞ1 do you want to send per each like you gave? (default is ${bold}%s UDĞ1${normal}) " "$amountPerLikeInUD"
+read a
+echo ""
+
+amountPerLikeInUD=$a
+
+amountGiven=$(echo "$totalLikesGiven * $amountPerLikeInUD" | bc -l)
+
+if (( $(echo "$amountGiven <= $balance" | bc -l) )); then
+	newBalance=$(echo "$balance - $amountGiven" | bc -l)
+	printf "${bold}%s UDĞ1${normal} will be given.\n\n" "$amountGiven"
+	sleep 1
+	printf "After sending transactions, your new balance will be ${bold}%s UDĞ1${normal}\n\n" "$newBalance"
+	sleep 1
+	printf "Press ENTER to continue: " && read
+	printf "\n"
+else
+	printf "You don't have enough UDĞ1 to send all transactions.\n\n"
+	sleep 1
+	printf "${bold}%s UDĞ1${normal} are needed.\n\n" "$amountGiven"
+	sleep 1
+	printf "Try again with a different amount per like.\n\n"
+	maxAmountPerLike=$(awk -vp=$balance -vq=$totalLikesGiven 'BEGIN{printf "%.2f" ,p / q}')
+	sleep 1
+	printf "Maximum amount per like possible: ${bold}%s UDĞ1${normal}\n\n" "$maxAmountPerLike"
+	exit 1
+fi
+
+# Let's construct thank you message and send transactions!
+
+output=""
+output+=$(printf "Huge thanks to the ScuttleButt community for all the fascinating posts you allowed me to read in the past %s days." "$days_from_last_tx")
+output+="\n\nAs a means to thank you further, I have just sent you #Ğ1 libre money.\n\n"
+output+="These messages, though they might feel spammy (sorry) are also a way for the Ğ1 community to spread awareness about [libre currencies](https://libre-currency.org/) so we can build #resilience at every level.\n\n"
+output+="You can learn how to spend your freshly earned money at [https://git.p2p.legal/Axiom-Team/ssb-g1like](https://git.p2p.legal/Axiom-Team/ssb-g1like)\n\n"
+output+="Below is the list of SSB users whose content I liked recently, and the amount each one was given:\n\n"
+output+='| thanks to | for their posts | given |\n'
+output+='| --- | --- | ---- |\n'
+
+for author_id in ${!likesNbPerAuthor[@]}
+do
+	process_author $author_id
+
+	# (Legacy) saving authors we have already mentionned in a message
+	likedAuthorsFile=$ssb_dir/db/g1likes
+	if [ ! -f $likedAuthorsFile ]; then
+		touch $likedAuthorsFile
+	fi
+
+	if ! grep -Fxq $author_id $likedAuthorsFile; then
+		echo $author_id >> $likedAuthorsFile
+	fi
+	
+	author_amount=$(bc <<< "${likesNbPerAuthor[$author_id]} * $amountPerLikeInUD")
+	output+=$(printf "| [@%s](%s) " "${author_name:1:-1}" "$author_id")
+	output+="| "
+	
+	posts=${likedPosts[$author_id]}
+	thisAuthorLikedPosts=( ${posts//\\n/ } )
+	
+	j=0
+	
+	for post_id in ${thisAuthorLikedPosts[@]}
+	do
+		if [[ $j -gt 0 ]]
+		then
+			output+=", "
+		fi
+		
+		output+=$(printf " %s❤" "${likesNbPerPost[$post_id]}")
+		#output+=$(printf "[%s](%s)" "${post_id:0:9}" "$post_id")
+		output+=$(printf "[\`%s\`](%s)" "${excerpts[$post_id]}" "$post_id")
+		
+		((j++))
+	done
+	
+	output+=$(printf "| %s UDĞ1 " $author_amount)
+	
+	output+="|\n"
+	
+	#printf '%s\n' "silkaj -af --file ~/.ssb/secret.dunikey tx --output $g1_author --amountUD $author_amount --comment "Thx for your cool posts on ScuttleButt"
+	#silkaj -p "$duniter_server" -af --file ~/.ssb/secret.dunikey tx --output $g1_author --amountUD $author_amount --comment "Thx for your cool posts on ScuttleButt" -y 2>/dev/null
+	
+	printf "\n${bold}%s UDĞ1${normal} sent to %s!\n\n" "$author_amount" "${author_name:1:-1}" 
+	
+	# Let's save the timestamp of the last processed message
+	if ! echo "${postsTimestamps[$target_id]}" > "$state_file"~
 	then
-		msg_id=$(printf %s "$msg" | jq -r .key)
-		printf 'Unable to write to state file. Update state file manually to prevent %s from being processed twice.\n' "$msg_id" >&2
+		printf 'Unable to write to backup state file.\n' >&2
 		exit 1
 	fi
+	
+	#if ! mv "$state_file"~ "$state_file"
+	#then
+	#	msg_id=$(printf %s "$msg" | jq -r .key)
+	#	printf 'Unable to write to state file. Update state file manually to prevent %s from being processed twice.\n' "$msg_id" >&2
+	#	exit 1
+	#fi
+	
+	#sleep 20 # DO NOT OVER CHARGE DUNITER
 done
+
+printf "\n%s UDĞ1 sent to %s butts!\n\n" "$amountGiven" "$liked_authors_nb"
+
+# Let's publicly thank everyone!
+#echo -e "$output"
+
+# the following produces error:
+# "sbotc: unexpected end of parent stream"
+# must be a non-escaped quote problem...
+#thank_you_msg=$(printf "%q" "$output")
+#sbotc publish '{"type":"post","text":"'"$thank_you_msg"'"}' 2>&1>/dev/null
+
+
+msg_file=~/thank-your-butts-$last_ts.md
+echo -e $output > $msg_file
+
+printf "What now ?\n\n"
+
+sleep 1
+
+printf "A surprise is awaiting in your home dir (~).\n\n"
+
+sleep 2
+
+printf "It's a file.\n\n"
+
+sleep 2
+
+printf "It's called thank-your-butts-$last_ts.md.\n\n"
+
+sleep 2
+
+printf "Customize it to your needs to thank you fellow butts publicly and help spread awareness about libre currencies :-)\n\n"
+
+sleep 3
+
+printf "Then delete it.\n\n"
+
+sleep 2
+
+printf "...because it won't self-destruct, haha :D \n\n"