generate-manifest.sh

#!/bin/bash
which jq 2>/dev/null || { echo >&2 "jq json processor is required but it's not installed.  Aborting."; exit 1; }

if [[ ($FRONTEND_PROJECTS == "") || ($BUILD_NUMBER == "") || ($PACKAGE_API == "") || ($DELIVERY_PACKAGE_ENVIRONMENT == "" ) ]]; then 
  echo "ERROR missing arguments" && exit 1; 
fi

rm -f manifest.json
rm -f manifest.json.tmp
rm -f webprojects.json.tmp

if [ "$PACKAGE_API" = true ]; then
  s="BUILD_NUMBER|PACKAGE_API|API_BRANCH|DELIVERY_PACKAGE_ENVIRONMENT
$BUILD_NUMBER|$PACKAGE_API|$API_BRANCH|$DELIVERY_PACKAGE_ENVIRONMENT"
else
  s="BUILD_NUMBER|DELIVERY_PACKAGE_ENVIRONMENT
$BUILD_NUMBER|$DELIVERY_PACKAGE_ENVIRONMENT"
fi

PROJECTS=$(echo $FRONTEND_PROJECTS | tr '\n' ' ')

for entry in ${PROJECTS[@]}
do
  IFS=':' read web branch env <<< "$entry"
  # echo "DEBUG $entry $web $branch $env"

  jq --arg web "$web" --arg branch "$branch" --arg env "$env" '. | .project=$web | .branch=$branch | .env=$env' <<< "{}" >> webprojects.json.tmp
done

# echo DEBUG && cat webprojects.json.tmp | jq

jq -Rn '
( input  | split("|") ) as $keys |
( inputs | split("|") ) as $vals |
[[$keys, $vals] | transpose[] | {key:.[0],value:.[1]}] | from_entries
' <<<"$s" >> manifest.json.tmp

jq --slurpfile projects webprojects.json.tmp '.WEB_PROJECTS += $projects' < manifest.json.tmp >> manifest.json

echo DEBUG && cat manifest.json | jq