#!/bin/bash
set -e

# config
SYNAPSE_BRANCH=develop
INSTALLATION_NAME=consent
SERVER_DIR=installations/$INSTALLATION_NAME
CONFIG_TEMPLATE=consent
PORT=5005
# set current directory to script directory
BASE_DIR=$(cd $(dirname $0) && pwd)

if [ -d $BASE_DIR/$SERVER_DIR ]; then
    echo "synapse is already installed"
    exit
fi

cd $BASE_DIR
mkdir -p $SERVER_DIR
cd $SERVER_DIR
virtualenv -p python3 env
source env/bin/activate

pip install --upgrade pip

# Pin setuptools to work around crash bug in v60
# See https://github.com/vector-im/element-web/issues/20287
pip install setuptools==v59.8.0

pip install https://codeload.github.com/matrix-org/synapse/zip/$SYNAPSE_BRANCH

# reivilibre: Suspected bug in frozendict 2.1.2 leading to a core dump...
# See https://github.com/vector-im/element-web/issues/20287
pip install frozendict==2.0.2

# apply configuration
pushd env/bin/
cp -r $BASE_DIR/config-templates/$CONFIG_TEMPLATE/. ./

# Hashes used instead of slashes because we'll get a value back from $(pwd) that'll be
# full of un-escapable slashes.
# Use .bak suffix as using no suffix doesn't work macOS.
sed -i.bak "s#{{SYNAPSE_ROOT}}#$(pwd)/#g" homeserver.yaml
sed -i.bak "s#{{SYNAPSE_PORT}}#${PORT}#g" homeserver.yaml
sed -i.bak "s#{{FORM_SECRET}}#$(uuidgen)#g" homeserver.yaml
sed -i.bak "s#{{REGISTRATION_SHARED_SECRET}}#$(uuidgen)#g" homeserver.yaml
sed -i.bak "s#{{MACAROON_SECRET_KEY}}#$(uuidgen)#g" homeserver.yaml
rm *.bak

popd
# generate signing keys for signing_key_path
python -m synapse.app.homeserver --generate-keys --config-dir env/bin/ -c env/bin/homeserver.yaml