init

#!/bin/bash

source ./config.sh
export ENVIRONMENT="$1"

if [[ ! "$APPLICATION" =~ ^[a-z][a-z0-9]*$ ]]
then

  echo "ERROR: APPLICATION must start with a lowercase letter and contain only lowercase letters and numbers"
  exit 1

fi

if [[ ! "$ENVIRONMENT" =~ ^[a-z][a-z0-9]*$ ]]
then

  echo "ERROR: ENVIRONMENT (\$1) must start with a lowercase letter and contain only lowercase letters and numbers"
  exit 1

fi

# if [[ ! "$GITHUB_REPO" =~ ^https?:\/\/[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)$ ]]
# then

#   echo "ERROR: GITHUB_REPO must be a valid HTTPS URL pointing to a GitHub repository"
#   exit 1

# fi

if [[ $ENVIRONMENT != "master" ]]
then

  echo "Setting Non-Master Domain Name: $ENVIRONMENT.$DOMAIN_NAME"
  DOMAIN_NAME="$ENVIRONMENT.$DOMAIN_NAME"

fi

STACK_NAME="$APPLICATION-$ENVIRONMENT"

if ! [ -x "$(command -v aws)" ]
then

  echo "ERROR: You must install the awscli"
  echo "https://docs.aws.amazon.com/cli/latest/userguide/cli-chap-install.html"
  exit 1

fi

STACK_DESCRIPTION=$(aws cloudformation describe-stacks --stack-name $STACK_NAME 2>&1)

if [[ $STACK_DESCRIPTION == *"locate credentials"* || $STACK_DESCRIPTION == *"specify a region"* ]]
then

  echo "ERROR: You must set your AWS credentials/profile and default region via Environment Variables"
  echo "https://docs.aws.amazon.com/cli/latest/userguide/cli-configure-envvars.html"
  exit 1

fi

if [[ $STACK_DESCRIPTION != *"ValidationError"* ]]
then

  echo "$STACK_NAME exists, no need to create/build..."
  
else

  echo "Initializing $STACK_NAME CloudFormation Stack..."
  
  aws cloudformation deploy \
    --stack-name "$STACK_NAME" \
    --template-file ./build/init.yml \
    --capabilities CAPABILITY_IAM CAPABILITY_NAMED_IAM \
    --parameter-overrides \
      "Application=$APPLICATION" \
      "Environment=$ENVIRONMENT" \
      "DomainName=$DOMAIN_NAME" \
      "GitHubOwner=$GITHUB_OWNER" \
      "GitHubRepo=$GITHUB_REPO" \
      "AlertEmail=$ALERT_EMAIL" \
      "AlertPhone=$ALERT_PHONE" \
    --tags \
      "Application=$APPLICATION" \
      "Environment=$ENVIRONMENT" \

  # if [ "$ENVIRONMENT" == "master" ]
  # then
  
  #   echo "Enabling Termination Protection for master branch stack $STACK_NAME"
    
  #   aws cloudformation update-termination-protection \
  #     --stack-name "$STACK_NAME" \
  #     --enable-termination-protection > /dev/null
  
  # fi

  # BUILD_PROJECT=$(aws cloudformation describe-stacks \
  #   --stack-name "$STACK_NAME" \
  #   --query 'Stacks[0].Outputs[?OutputKey==`BuildProject`].OutputValue' \
  #   --output text)
  
  # echo "Setting GitHub branch filter for CodeBuild Project $BUILD_PROJECT..."
  
  # aws codebuild update-webhook \
  #   --project-name "$BUILD_PROJECT" \
  #   --branch-filter "$ENVIRONMENT" \
  #   --rotate-secret > /dev/null
  
  # echo "Building full application stack via AWS CodeBuild..."
  
  # BUILD_ID=$(aws codebuild start-build \
  #   --project-name "$BUILD_PROJECT" \
  #   --source-version "$ENVIRONMENT" \
  #   --query 'build.id' \
  #   --output text)

  # echo "You can watch progress at the following URI:"
  # echo "https://console.aws.amazon.com/codesuite/codebuild/projects/$BUILD_PROJECT/build/$BUILD_ID/log"

  # while [ true ]
  # do
  
  #   sleep 10
    
  #   BUILD_STATUS=$(aws codebuild batch-get-builds \
  #   --ids "$BUILD_ID" \
  #   --query 'builds[0].buildStatus' \
  #   --output text)
    
  #   if [ "$BUILD_STATUS" != "IN_PROGRESS" ]
  #   then
    
  #     break
    
  #   fi
  
  # done
  
  # if [ "$BUILD_STATUS" != "SUCCEEDED" ]
  # then
  
  #   echo "There was a problem with the build! Check the console for logs..."
  #   exit 1
  
  # else
  
  #   echo "$STACK_NAME Fully Initialized!"
    
  # fi

fi