update: changes to install new modules

scripts/bash/update.sh

@@ -1,7 +1,21 @@
 #!/bin/bash
 log="logger -t update.sh -s "
 
+if [[ $# == 1 ]]; then
+    BRANCH=$1
+else
+    BRANCH="master"
+fi
+
+${log} "Updating the main repository to branch $BRANCH"
+
+function restart(){
+    sudo nginx -t && sudo systemctl reload nginx
+    sudo systemctl restart nodered.service
+}
+
 function update(){
+    cd /home/pi/PlanktonScope || { echo "/home/pi/PlanktonScope does not exist"; exit 1; }
     sudo killall -15 raspimjpeg
     sudo killall -15 python3
     git stash
@@ -9,31 +23,40 @@ function update(){
     git checkout stash@'{0}' -- config.json hardware.json
     # TODO we need to change this to drop stash@{1} if changes made to the flow are to be restored by the user
     git stash drop
-    sudo nginx -t && sudo systemctl reload nginx
-    sudo systemctl restart nodered.service
 }
 
-function special(){
-    ${log} "Nothing special to do!"
+function special_before(){
+    cd /home/pi/.node-red || { echo "/home/pi/.node-red does not exist"; exit 1; }
+    npm install copy-dependencies
+    ${log} "Nothing else special to do before updating!"
 }
 
-${log} "Updating the main repository"
+function special_after(){
+    cd /home/pi/.node-red || { echo "/home/pi/.node-red does not exist"; exit 1; }
+    node_modules/copy-dependencies/index.js projects/PlanktonScope ./
+    # updating and installing now whatever module has been added to package.json
+    npm update
+    ${log} "Nothing else special to do after updating!"
+}
+
+
 cd /home/pi/PlanktonScope || { echo "/home/pi/PlanktonScope does not exist"; exit 1; }
-
-remote=$(git ls-remote -h origin master | awk '{print $1}')
+remote=$(git ls-remote -h origin $BRANCH | awk '{print $1}')
 local=$(git rev-parse HEAD)
 if [[ "$local" == "$remote" ]]; then
     ${log} "nothing to do!"
 else
     ${log} "Local and Remote are different, we have to update!"
     git fetch
-    UPDATE=$(git diff --numstat origin/master scripts/bash/update.sh | awk '/update.sh/ {print $NF}')
+    UPDATE=$(git diff --numstat origin/$BRANCH scripts/bash/update.sh | awk '/update.sh/ {print $NF}')
     if [[ -n "${UPDATE}" ]]; then
         # Update the file and restart the script
-        git checkout origin/master scripts/bash/update.sh
-        exec scripts/bash/update.sh
+        git checkout origin/$BRANCH scripts/bash/update.sh
+        exec scripts/bash/update.sh $BRANCH
     fi
-    special
+    special_before
     update
+    special_after
+    restart
     ${log} "Done!"
 fi