# install AWS CLI, Docker and SAM CLI
brew install awscli
brew cask install docker
brew install aws-sam-cli

# install python env tools
brew install pyenv pipenv
echo 'eval "$(pyenv init -)"' >> ~/.bash_profile
echo 'eval "$(pipenv --completion)"' >> ~/.bash_profile
echo 'export PIPENV_VENV_IN_PROJECT=true' >> ~/.bash_profile
source ~/.bash_profile

# install python packages
cd sam-app/
pipenv install
pipenv install --dev
pipenv shell
python --version     # make sure you see Python 3.7.2 or later
# if you want to initialize
# sam init --name new-app --location sam-app --runtime python3.7
# cd new-app
# pipenv --python 3.7
# pipenv install -r src/requirements.txt
# pipenv install --dev -r src/requirements_dev.txt
# note: template.yaml default is python3.6

cd sam-app/
pipenv shell
# run unit test
python -m pytest tests/ -v

cd sam-app/
# the build command create files in
# .aws-sam/build/HelloWorldFunction/
sam build --use-container --region ap-northeast-1
# run lambda
sam local invoke HelloWorldFunction --event event.json

cd example
# deploy sample code
terraform plan
terraform apply

# to use Constant (JSON text)
# "{\"event_input\":\"something\"}"
# to generate cloudwatch schedule matched event
sam local generate-event cloudwatch scheduled-event
# the SAM init default event.json is generated by the below
sam local generate-event apigateway aws-proxy