#!/usr/bin/env bash

rails_version="${RAILS_VERSION:-6}"
ruby_version="${RUBY_VERSION:-2.6}"

docker run --rm -v `pwd`:/usr/src/app ruby:$ruby_version sh -c "gem install rails --version $rails_version && rails new /usr/src/app --database mysql ${RAILS_OPTIONS} --git --force --version $rails_version"
touch yarn.lock

cat << __EOT__ > Dockerfile
FROM ruby:$ruby_version
ENV LANG C.UTF-8

RUN apt-get update && curl -sL https://deb.nodesource.com/setup_10.x | bash && \\
    apt-get install -y nodejs mariadb-client --no-install-recommends && \\
    curl -sL https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - && \
    echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list && \
    apt-get update && apt-get install yarn && \
    rm -rf /var/lib/apt/lists/*
WORKDIR /usr/src/app

COPY Gemfile Gemfile.lock /usr/src/app/
RUN bundle install

COPY package.json yarn.lock /usr/src/app/
RUN yarn install

COPY . /usr/src/app

EXPOSE 3000
CMD ["./bin/rails", "server", "-b", "0.0.0.0"]
__EOT__

cat << __EOT__ > docker-compose.yml
rails:
  build: .
  command:
    [ "bash", "-c", "rm -f tmp/pids/server.pid; ./bin/rails server -b 0.0.0.0" ]
  mem_limit: 384m
  environment:
    DISABLE_SPRING: "1"
  ports:
    - "3000:3000"
  volumes:
    - ".:/usr/src/app"
    - "/usr/src/app/node_modules"
  links:
    - "mysql"

mysql:
  image: mysql:5.6
  environment:
    MYSQL_ROOT_PASSWORD: "passwd"
__EOT__

sed -i "" -e  's/password:$/password: "passwd"/;s/localhost/mysql/' config/database.yml
sed -i "" -e  "s|^end|  config.web_console.whitelisted_ips = %w( 0.0.0.0/0 ::/0 )"\\$'\n'"end|" config/environments/development.rb
touch Gemfile.lock

echo ">>>> Build docker image"
docker-compose build

echo ">>>> Webpacker"
docker-compose run --no-deps rails rails webpacker:install

echo ">>>> Rebuild"
docker-compose down
docker-compose build

echo ">>>> Create DBs"
docker-compose run --rm rails rails db:create