#!/bin/bash

# This is a helper used by the makefile to handle the OSTREE_REPO mpp
# support.  It creates a json dict mapping all the refs in the repo
# (if it exists) to the latest commit. This is then passed to osbuild-mpp
# as the ostree_parent_refs variable that is used by the manifests to pick
# the right parent commit.

REPOPATH=$1
FIRST=1
echo -n "{"
if test -d $REPOPATH; then
  for ref in $(ostree refs --repo=$REPOPATH); do
    if [ $FIRST == 1 ]; then
      FIRST=0
    else
      echo -n ,
    fi
    echo -n \"$ref\":\"$(ostree rev-parse --repo=$REPOPATH $ref)\"
  done
fi
echo -n "}"