#!/usr/bin/env bash
# IMPORTANT NOTE: this script does not use the normal LEMMY_DATABASE_URL format
#   it is expected that this script is called by run-federation-test.sh script.
set -e

if [ -n "$LEMMY_LOG_LEVEL" ];
then
  LEMMY_LOG_LEVEL=warn
fi

export RUST_BACKTRACE=1
#export RUST_LOG="warn,lemmy_server=$LEMMY_LOG_LEVEL,lemmy_federate=$LEMMY_LOG_LEVEL,lemmy_api=$LEMMY_LOG_LEVEL,lemmy_api_common=$LEMMY_LOG_LEVEL,lemmy_api_crud=$LEMMY_LOG_LEVEL,lemmy_apub=$LEMMY_LOG_LEVEL,lemmy_db_schema=$LEMMY_LOG_LEVEL,lemmy_db_views=$LEMMY_LOG_LEVEL,lemmy_db_views_actor=$LEMMY_LOG_LEVEL,lemmy_db_views_moderator=$LEMMY_LOG_LEVEL,lemmy_routes=$LEMMY_LOG_LEVEL,lemmy_utils=$LEMMY_LOG_LEVEL,lemmy_websocket=$LEMMY_LOG_LEVEL"

export LEMMY_TEST_FAST_FEDERATION=1 # by default, the persistent federation queue has delays in the scale of 30s-5min

# pictrs setup
if [ ! -f "api_tests/pict-rs" ]; then
  curl "https://git.asonix.dog/asonix/pict-rs/releases/download/v0.5.0-beta.2/pict-rs-linux-amd64" -o api_tests/pict-rs
  chmod +x api_tests/pict-rs
fi
./api_tests/pict-rs \
  run -a 0.0.0.0:8080 \
  --danger-dummy-mode \
  --api-key "my-pictrs-key" \
  filesystem -p /tmp/pictrs/files \
  sled -p /tmp/pictrs/sled-repo 2>&1 &

for INSTANCE in lemmy_alpha lemmy_beta lemmy_gamma lemmy_delta lemmy_epsilon; do
  echo "DB URL: ${LEMMY_DATABASE_URL} INSTANCE: $INSTANCE"
  psql "${LEMMY_DATABASE_URL}/lemmy" -c "DROP DATABASE IF EXISTS $INSTANCE"
  echo "create database"
  psql "${LEMMY_DATABASE_URL}/lemmy" -c "CREATE DATABASE $INSTANCE"
done

if [ -z "$DO_WRITE_HOSTS_FILE" ]; then
  if ! grep -q lemmy-alpha /etc/hosts; then
    echo "Please add the following to your /etc/hosts file, then press enter:

      127.0.0.1       lemmy-alpha
      127.0.0.1       lemmy-beta
      127.0.0.1       lemmy-gamma
      127.0.0.1       lemmy-delta
      127.0.0.1       lemmy-epsilon"
    read -p ""
  fi
else
  for INSTANCE in lemmy-alpha lemmy-beta lemmy-gamma lemmy-delta lemmy-epsilon; do
    echo "127.0.0.1 $INSTANCE" >>/etc/hosts
  done
fi

LOG_DIR=target/log
mkdir -p $LOG_DIR

echo "start alpha"
LEMMY_CONFIG_LOCATION=./docker/federation/lemmy_alpha.hjson \
  LEMMY_DATABASE_URL="${LEMMY_DATABASE_URL}/lemmy_alpha" \
  target/lemmy_server >$LOG_DIR/lemmy_alpha.out 2>&1 &

echo "start beta"
LEMMY_CONFIG_LOCATION=./docker/federation/lemmy_beta.hjson \
  LEMMY_DATABASE_URL="${LEMMY_DATABASE_URL}/lemmy_beta" \
  target/lemmy_server >$LOG_DIR/lemmy_beta.out 2>&1 &

echo "start gamma"
LEMMY_CONFIG_LOCATION=./docker/federation/lemmy_gamma.hjson \
  LEMMY_DATABASE_URL="${LEMMY_DATABASE_URL}/lemmy_gamma" \
  target/lemmy_server >$LOG_DIR/lemmy_gamma.out 2>&1 &

echo "start delta"
# An instance with only an allowlist for beta
LEMMY_CONFIG_LOCATION=./docker/federation/lemmy_delta.hjson \
  LEMMY_DATABASE_URL="${LEMMY_DATABASE_URL}/lemmy_delta" \
  target/lemmy_server >$LOG_DIR/lemmy_delta.out 2>&1 &

# plugin setup
pushd plugins
# need to use tinygo because apparently go has only experimental support for wasm target
GOPATH=$HOME/.local/share/go tinygo build -o plugin.wasm -target wasi main.go
popd

echo "start epsilon"
# An instance who has a blocklist, with lemmy-alpha blocked
LEMMY_CONFIG_LOCATION=./docker/federation/lemmy_epsilon.hjson \
  LEMMY_DATABASE_URL="${LEMMY_DATABASE_URL}/lemmy_epsilon" \
  target/lemmy_server >$LOG_DIR/lemmy_epsilon.out 2>&1 &

echo "wait for all instances to start"
while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-alpha:8541/api/v3/site')" != "200" ]]; do sleep 1; done
echo "alpha started"
while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-beta:8551/api/v3/site')" != "200" ]]; do sleep 1; done
echo "beta started"
while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-gamma:8561/api/v3/site')" != "200" ]]; do sleep 1; done
echo "gamma started"
while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-delta:8571/api/v3/site')" != "200" ]]; do sleep 1; done
echo "delta started"
while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-epsilon:8581/api/v3/site')" != "200" ]]; do sleep 1; done
echo "epsilon started. All started"