#!/bin/sh

instance=$(jj -i config.json instance)
instance_point="https://$instance/api/v1"
instance_hist='instance.hist'
max_statuses=$(jj -i config.json max_statuses)
default_visibility=$(jj -i config.json default_visibility)
default_content_type=$(jj -i config.json default_content_type)

mkdir -m 711 -p .app_sessions
touch .auth.json
chmod 600 .auth.json
auth="$(jj -i .auth.json "$(echo $instance | sed 's/\./\\\./g')")"
echo "Instance: $instance"
if [ -n "$auth" ]; then
	default_curl_opt()
	{
		curl -s --compressed -H "Authorization: Bearer $auth" $1
	}
	echo '+Authorized account+'
else
	default_curl_opt()
	{
		curl -s --compressed $1
	}
	echo 'Please make auth and restart'
fi

auth_api_create_client()
{
	curl -s --compressed --url $instance_point/apps \
	--data-urlencode 'client_name=pleroma-cli' \
	--data-urlencode 'redirect_uris=urn:ietf:wg:oauth:2.0:oob' \
	--data-urlencode 'scopes=read write follow' \
	--data-urlencode 'website=https://gitea.phreedom.club/localhost_frssoft/pleroma-cli' \
	--output .app_sessions/$instance
	chmod 600 .app_sessions/$instance
}

auth_api_get_code()
{
	auth_api_create_client
	client_id=$(jj -i .app_sessions/$instance client_id)
	links "https://$instance/oauth/authorize?client_id=$client_id&response_type=code&redirect_uri=urn:ietf:wg:oauth:2.0:oob&scope=read+write+follow"
	echo 'Input token-code:'
	read pass
}

auth_api_get_token()
{
	auth_api_get_code
	clear
	client_id=$(jj -i .app_sessions/$instance client_id)
	client_secret=$(jj -i .app_sessions/$instance client_secret)
	token=$(curl -s --compressed --url https://$instance/oauth/token \
	--data-urlencode 'grant_type=authorization_code' \
	--data-urlencode "client_id=$client_id" \
	--data-urlencode "client_secret=$client_secret" \
	--data-urlencode "redirect_uri=urn:ietf:wg:oauth:2.0:oob" \
	--data-urlencode 'scope=read write follow' \
	--data-urlencode "code=$pass" | jj access_token)
	jj -p -i .auth.json -v "$token" "$(echo $instance | sed 's/\./\\\./g')" -o .auth.json
}

timeline_api()
{
	default_curl_opt "$instance_point/$timeline?limit=$max_statuses&max_id=$1" | tee preload
}

timeline_menu()
{	
	json=$(timeline_api)
	indexator=$(expr $max_statuses - 1)
	sub_menu_lvl=1
	echo '#EXTM3U' > attachments.m3u8
	while [ $sub_menu_lvl -eq 1 ]; do
		
		while [ $indexator -gt 0 ]; do
			status=$(echo $json | jj $indexator)
			uri=$(echo $status | jj uri)
			dateutc=$(echo $status | jj created_at)
			echo "$(date -d $dateutc) <-> $uri"
			echo $status | jj content | sed -e 's/<br[^>]*>/\n/g ; s/<[^>]*>//g ; s/&gt;*/>/g ; s/&lt;*/</g ; s/&quot;/"/g'
			attachments=$(echo $status | jj -l media_attachments.#.remote_url | sed 's/"//g')
			if [ -n "$attachments" ]; then
				echo "#EXTINF:-1, $uri" >> attachments.m3u8
			 	echo "$attachments" >> attachments.m3u8
			fi
			indexator=$(expr $indexator - 1)
			echo '_____'
		done
		indexator=$(expr $max_statuses - 1)
		menu=$(echo 'Prev\nNext\nMain menu' | fzy)
		case $menu in
			"Prev") 
			echo '#EXTM3U' > attachments.m3u8
			clear
			offset=$(jj -i preload 39.id)
			json=$(timeline_api $offset)
			;;
			"Next") 
			echo '#EXTM3U' > attachments.m3u8
			clear
			offset=$(jj -i preload 0.id)
			json=$(timeline_api $offset) 
			;;
			"Main menu")
			sub_menu_lvl=0 ;;
		esac
	done
		
}

write_api_status()
{
	curl -s --compressed -H "Authorization: Bearer $auth" --url $instance_point/statuses \
	--data-urlencode "status=$1" \
	--data-urlencode "content_type=$content_type" \
	--data-urlencode "visibility=$status_visibility"
}

write_status_menu()
{
	touch tmp_status.md
	content_type="$default_content_type"
	status_visibility="$default_visibility"
	sub_menu_lvl=1
	while [ $sub_menu_lvl -eq 1 ]; do
		clear
		echo 'Status:'
		cat tmp_status.md
		echo '\==========/'
		echo "Chars: $(cat tmp_status.md | wc -m)"
		echo "Visiblity: $status_visibility"
		echo "Content type: $content_type"
		wrirepostmenu=$(echo "Write\nSend\nChange type\nVisiblity\nMain menu" | fzy)
		case $wrirepostmenu in
			"Write") echo > tmp_status.md; $EDITOR tmp_status.md ;;
			"Send") write_api_status "$(cat tmp_status.md)" | jj -p ;;
			"Change type") content_type=$(echo 'text/plain\ntext/markdown\ntext/html' | fzy) ;;
			"Visiblity")
			status_visibility=$(echo 'public\nunlisted\nlocal\nprivate\ndirect\nlist' | fzy)
			;;
			"Main menu") sub_menu_lvl=0 ;;
		esac
	done
}

notif_api_get_all()
{
	default_curl_opt "$instance_point/notifications" | jj -p
}

notif_api_remove_all()
{
	curl -X POST --compressed -H "Authorization: Bearer $auth" --url $instance_point/notifications/clear
}

menu_write_status='Write status'
menu_timeline='Timelines'
notif='Notifications (raw)'
clrnotif='Clear all notifications'
authmake='Auth'
switchinstance='Switch instance'
Exit='Exit'

while true; do
if [ -n "$auth" ]; then
	main_menu=$(echo "$menu_write_status\n$menu_timeline\n$notif\n$clrnotif\n$switchinstance\n$Exit" | fzy)
else
	main_menu=$(echo "$menu_write_status\n$menu_timeline\n$notif\n$clrnotif\n$authmake\n$switchinstance\n$Exit" | fzy)
fi
case $main_menu in
	"$menu_write_status") write_status_menu ;;
	"$menu_timeline") 
	timeline=$(echo 'timelines/home\nfavourites\ntimelines/direct\ntimelines/public' | fzy)
	timeline_menu
	;;
	"$notif") notif_api_get_all | more ;;
	"$clrnotif") notif_api_remove_all ;;
	"$switchinstance")
	empty=0
	case $(echo 'Recently used\nChoice from list\nManual input' | fzy) in
		"Recently used") 
		if [ -s $instance_hist ]; then
			touch $instance_hist && instance=$(cat $instance_hist | fzy) 
		else
			echo 'No recently used instances...'
			empty=1
		fi ;;
		
		"Choice from list") instance=$(jj -l -i config.json public_list_instances | sed 's/"//g' | fzy) ;;
		
		"Manual input") echo "Type instance (ex. $instance):" && read instance ;;
	esac
	if [ $empty -eq 0 ]; then
		echo $instance >> $instance_hist
		cat $instance_hist | sort | uniq | tee $instance_hist 1>>/dev/null
		export instance
		export instance_point="https://$instance/api/v1"
		conf_instance_state=$(echo 'Permanent\nTemporaly' | fzy)
		if [ "$conf_instance_state" = 'Permanent' ]; then
			jj -i config.json instance -v $instance -o config.json
		else
			echo ''
		fi
		clear
		auth="$(jj -i .auth.json "$(echo $instance | sed 's/\./\\\./g')")"
		echo "Instance: $instance"
		if [ -n "$auth" ]; then
			default_curl_opt()
			{
				curl -s --compressed -H "Authorization: Bearer $auth" $1
			}
			echo '+Authorized account+'
		else
			default_curl_opt()
			{
				curl -s --compressed $1
			}
			echo 'Please make auth and restart'
		fi
	fi ;;
	"$authmake") auth_api_get_token ;;
	"$Exit") exit 0 ;;
esac
done