#!/bin/bash

set -e

# must be run from the api/ directory
exit_error() {
   echo "$1" >&2
   exit 1
}

test -d "deployment" || exit_error "Must be run from the api/ directory"
docker ps -a >/dev/null 2>&1 || exit_error "Could not connect to docker (is it running, and do you have permission?)"


init_indexer () {
 # set up search indexer
 # $1: the directory into which to store the search data (default: data/)
 datadir="$1"
 if [[ -z "$datadir" ]]; then 
    datadir="$(pwd)/data"
 fi

 local idxData="$datadir/search-api"
 echo "Initializing Blockstack Indexer with dummy data..."
 mkdir -p "$idxData"

 cp search/fixtures/blockchain_data.json "$idxData/blockchain_data.json"
 cp search/fixtures/profile_data.slice.json "$idxData/profile_data.json"
 
 mkdir -p "$datadir/mongodb"
}


function init_core () {
 # set up core node
 # $1: the directory into which to store the Blockstack Core data (default: data/)
 # $2: the tag of the Blockstack Core docker image to pull (default: master)
 datadir="$1"
 tag="$2"
 image=quay.io/blockstack/blockstack-core
 
 if [[ -z "$datadir" ]]; then 
    datadir="$(pwd)/data"
 fi

 if [[ -z "$tag" ]]; then 
    tag=master
 else
    # need to remove '/'
    tag="$(echo "$tag" | sed -r 's@/@_@g')"
 fi

 local coreData="$datadir/blockstack-core"
 echo "Initializing Blockstack Core node (tag=$tag) into $coreData. This task runs in the background and may take up to 20 minutes..."
 mkdir -p "$coreData/server/"
 cp "deployment/blockstack-server.ini" "$coreData/server/blockstack-server.ini"
 docker run -d --rm \
   -v "$coreData/server/:/root/.blockstack-server/" \
   --name blockstack-core-init \
   "$image:$tag" \
   blockstack-core --debug fast_sync > /dev/null

 docker logs -f blockstack-core-init
}

function commands() {
  # usage
  cat <<-EOF
ops commands:
init-indexer [data_dir]   -> Set up the bootstrapping data for the indexer
init-core [data_dir [tag] -> Set up blockstack-core instance for this API
EOF
}

function init_all() {
  # $1: data directory 
  # $2: blockstack-core tag
  init_indexer "$1"
  init_core "$1" "$2"
}

# entry point
case "$1" in
 init-indexer)
   init_indexer "$2"
   ;;
 init-core)
   init_core "$2" "$3"
   ;;
 init)
   init_all "$2" "$3"
   ;;
 *)
   commands
   ;;
esac