include:
  - template: Terraform/Base.latest.gitlab-ci.yml
  - template: Workflows/MergeRequest-Pipelines.gitlab-ci.yml
variables:
  TF_ROOT: terraform
stages:
  - build
  - plan_json
  - infracost
build:
  extends: .terraform:build
plan_json:
  stage: plan_json
  dependencies:
    - build
  before_script:
    - cd ${TF_ROOT}
    - gitlab-terraform init
  script:
    - gitlab-terraform show -json plan.cache > full-plan.json
  artifacts:
    paths:
      - ${TF_ROOT}/full-plan.json
infracost:
  stage: infracost
  image:
    name: infracost/infracost:ci-0.10
    entrypoint:
      - ''
  dependencies:
    - plan_json
  script:
    - >-
      find terraform -type f  -name '*.tf' -o -name '*.hcl' -o -name '*.tfvars' |
      xargs sed -i 's/m5.4xlarge/m5.8xlarge/g'
    - >-
      find terraform -type f  -name '*.tf' -o -name '*.hcl' -o -name '*.tfvars' |
      xargs sed -i 's/t2.micro/t2.medium/g'
    - |
      infracost diff --path=${TF_ROOT}/full-plan.json \
                     --format=json \
                     --out-file=infracost.json
    - >-
      JSON_FILE="infracost.json"
      MARKDOWN_FILE="cost-report.md"
      TOTAL_HOURLY_COST=$(jq -r '.totalHourlyCost // "N/A"' "$JSON_FILE")
      TOTAL_MONTHLY_COST=$(jq -r '.totalMonthlyCost // "N/A"' "$JSON_FILE")
      DIFF_HOURLY_COST=$(jq -r '.diffTotalHourlyCost // "N/A"' "$JSON_FILE")
      DIFF_MONTHLY_COST=$(jq -r '.diffTotalMonthlyCost // "N/A"' "$JSON_FILE")
      TIME_GENERATED=$(jq -r '.timeGenerated // "N/A"' "$JSON_FILE")
      RESOURCES=$(jq -r '.projects[0].breakdown.resources[] | "- **\(.name)**: $ \(.monthlyCost)/month"' "$JSON_FILE")
    - echo -e "**Report Generated** $TIME_GENERATED\n**Total Hourly Cost** \$${TOTAL_HOURLY_COST}\n**Total Monthly Cost** \$${TOTAL_MONTHLY_COST}\n**Diff Total Hourly Cost** \$${DIFF_HOURLY_COST}\n**Diff Total Monthly Cost** \$${DIFF_MONTHLY_COST}\n## Resource Breakdown\n$RESOURCES" > "$MARKDOWN_FILE"      
    - cat "$MARKDOWN_FILE"
    - git config --local user.email "user1@opentlc.com"
    - git config --local user.name "User1 GitLab"
    - git add "$MARKDOWN_FILE"
    - git commit -m "Add cost report for $(date +'%Y-%m-%d')"
    - git checkout main
    - git push https://gitlab-ci-token:${CI_JOB_TOKEN}@${CI_SERVER_HOST}/${CI_PROJECT_PATH}.git
  variables:
    INFRACOST_API_KEY: $INFRACOST_API_KEY
    GITLAB_TOKEN: $GITLAB_TOKEN