From 08074436d6d19363ccda3c76ecd2e989b416c73b Mon Sep 17 00:00:00 2001
From: Patrick McGuire <mcguirepr89@gmail.com>
Date: Wed, 13 Oct 2021 17:18:14 -0400
Subject: [PATCH 1/2] working on cleanup.sh

---
 scripts/cleanup.sh                |  7 +++++--
 scripts/extract_new_birdsounds.sh | 22 ++--------------------
 templates/cleanup.cron            |  2 +-
 3 files changed, 8 insertions(+), 23 deletions(-)

diff --git a/scripts/cleanup.sh b/scripts/cleanup.sh
index 27c8998..0b922d6 100755
--- a/scripts/cleanup.sh
+++ b/scripts/cleanup.sh
@@ -2,5 +2,8 @@
 source /etc/birdnet/birdnet.conf
 
 cd "${PROCESSED}" || exit 1
-FIND_DATE=*$(date --date="2 days ago" "+%F")*
-find . -name "${FIND_DATE}" -exec rm -rfv {} +
+empties=($(find ${PROCESSED} -size 57c))
+for i in "${empties[@]}";do
+  rm -f "${i}"
+  rm -f "${i/.csv/}"
+done
diff --git a/scripts/extract_new_birdsounds.sh b/scripts/extract_new_birdsounds.sh
index 5fabe83..d337240 100755
--- a/scripts/extract_new_birdsounds.sh
+++ b/scripts/extract_new_birdsounds.sh
@@ -17,23 +17,6 @@ ANALYZED=${RECS_DIR}/*/*Analyzed
 # SCAN_DIRS are all directories marked "Analyzed"
 SCAN_DIRS=($(find ${ANALYZED} -type d | sort ))
 
-# This sets our while loop integer iterator 'a' -- it first checks whether
-# there are any extractions, and if so, this instance of the extraction will
-# start the 'a' value where the most recent instance left off.
-# Ex: If the last extraction file is 189-%date%species.wav, 'a' will be 190.
-# Else, 'a' starts at 1
-#if [ "$(find ${EXTRACTED} -name '*.wav' | wc -l)" -ge 1 ];then
-#  a=$(( $( find "${EXTRACTED}" -name '*.wav' \
-#    | awk -F "/" '{print $NF}' \
-#    | cut -d'-' -f1 \
-#    | sort -n \
-#    | tail -n1 ) + 1 ))
-#else
-#  a=1
-#fi
-
-#echo "Starting numbering at ${a}"
-
 for h in "${SCAN_DIRS[@]}";do
   # The TMPFILE is created from each .csv file BirdNET creates
   # within each "Analyzed" directory
@@ -50,6 +33,7 @@ for h in "${SCAN_DIRS[@]}";do
     rm -drf "$(echo ${h} | cut -d'-' -f1-3)"
     continue
   fi
+
   # Iterates over each "Analyzed" directory
   for i in $(find ${h} -name '*csv' | sort );do 
     # Iterates over each '.csv' file found in each "Analyzed" directory
@@ -85,8 +69,7 @@ for h in "${SCAN_DIRS[@]}";do
     NEWSPECIES_BY_COMMON="${EXTRACTED}/By_Common_Name/${COMMON_NAME// /_}"
     NEWSPECIES_BY_SCIENCE="${EXTRACTED}/By_Scientific_Name/${SCIENTIFIC_NAME// /_}"
 
-    # If the extracted file already exists, increment the 'a' variable once
-    # but move onto the next line of the TMPFILE for extraction.
+    # If the extracted file already exists, move on
     if [[ -f "${NEWSPECIES_BYDATE}/${NEWFILE}" ]];then
       echo "Extraction exists. Moving on"
       continue
@@ -97,7 +80,6 @@ for h in "${SCAN_DIRS[@]}";do
     # original WAVE file still exists.
     [[ -f "${h}/${OLDFILE}" ]] || continue
 
-
     # If a directory does not already exist for the species (by date),
     # it is created
     [[ -d "${NEWSPECIES_BYDATE}" ]] || mkdir -p "${NEWSPECIES_BYDATE}"
diff --git a/templates/cleanup.cron b/templates/cleanup.cron
index 2c805fa..c0b629c 100644
--- a/templates/cleanup.cron
+++ b/templates/cleanup.cron
@@ -1,4 +1,4 @@
 #birdnet
-0 1 * * * /usr/local/bin/cleanup.sh &> /dev/null
+0/30 * * * * /usr/local/bin/cleanup.sh &> /dev/null
 #birdnet
 @reboot /usr/local/bin/cleanup.sh &> /dev/null

From edf0a642539babdccb220d0c46b7c0eec52a0692 Mon Sep 17 00:00:00 2001
From: Patrick McGuire <mcguirepr89@gmail.com>
Date: Wed, 13 Oct 2021 17:23:23 -0400
Subject: [PATCH 2/2] this is already a lot better

---
 scripts/cleanup.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/cleanup.sh b/scripts/cleanup.sh
index 0b922d6..498f9c4 100755
--- a/scripts/cleanup.sh
+++ b/scripts/cleanup.sh
@@ -7,3 +7,8 @@ for i in "${empties[@]}";do
   rm -f "${i}"
   rm -f "${i/.csv/}"
 done
+
+if [[ "$(find ${PROCESSED} | wc -l)" -ge 100 ]];then
+  ls -1t . | tail -n +100 | xargs -r rm -vv
+else
+