dev_deploy.yml

---
name: Deploy/Destroy Branch Dev Environment

on:
  pull_request:
    types: [labeled, closed]

env:
  TERRAFORM_CLOUD_TOKENS: app.terraform.io=${{ secrets.HUSHLINE_DEV_TF_TOKEN }}
  GITHUB_TOKEN: ${{ github.token }}
  WORKSPACE_NAME: hushline-dev-${{ github.head_ref }}
  TF_PROJECT_HUSH_LINE_DEV: prj-iEruEQFmaNTCRAtA
  DEV_TF_PATH: terraform/dev
  DO_APP_NAME: dev-${{ github.head_ref }}
  HUSHLINE_INFRA_REPO: scidsg/hushline-infra
  HUSHLINE_INFRA_REF: main

jobs:
  deploy:
    if: ${{ github.event.action == 'labeled' && github.event.label.name == 'deploy' }}
    runs-on: ubuntu-latest
    steps:
      - name: checkout terraform
        uses: actions/checkout@v4
        with:
          repository: ${{ env.HUSHLINE_INFRA_REPO }}
          ref: ${{ env.HUSHLINE_INFRA_REF }}
          token: ${{ secrets.HUSHLINE_INFRA_TOKEN }}

      - name: Create workspace
        run: |
          set -e
          resp=$(curl -s -o /dev/null -w "%{http_code}" \
               -X GET https://app.terraform.io/api/v2/organizations/science-and-design/workspaces/${{ env.WORKSPACE_NAME }} \
               -H 'Content-Type: application/vnd.api+json' \
               -H 'Authorization: Bearer ${{ secrets.HUSHLINE_DEV_TF_TOKEN }}')
          echo "Got $resp when looking up workspace"
          if [[ "$resp" == '404' ]]; then
            echo "Attempting to create workspace..."
            resp=$(curl -X POST https://app.terraform.io/api/v2/organizations/science-and-design/workspaces \
                 -H 'Content-Type: application/vnd.api+json' \
                 -H 'Authorization: Bearer ${{ secrets.HUSHLINE_DEV_TF_TOKEN }}' \
                 -d '{
                   "data": {
                     "type": "workspaces",
                     "attributes": {
                       "working-directory": "${{ env.DEV_TF_PATH }}",
                       "name": "${{ env.WORKSPACE_NAME }}",
                       "auto-destroy-activity-duration": "14d",
                       "execution-mode": "remote",
                       "source-name": "scidsg/hushline dev deploy"
                     },
                     "relationships": {
                       "project": {
                         "data": {
                           "id": "${{ env.TF_PROJECT_HUSH_LINE_DEV }}"
                         }
                       }
                     }
                   }
                 }')
            workspace_id=$(echo $resp | jq -r '.data.id')
            echo "Created workspace '${{ env.WORKSPACE_NAME }}' with id '$workspace_id'"
            echo "Tagging workspace with the 'dev' tag..."
            curl -X POST https://app.terraform.io/api/v2/workspaces/${workspace_id}/relationships/tags \
                 -H 'Content-Type: application/vnd.api+json' \
                 -H 'Authorization: Bearer ${{ secrets.HUSHLINE_DEV_TF_TOKEN }}' \
                 -d '{
                       "data": [
                         {
                           "type": "tags",
                           "attributes": {
                             "name": "dev"
                           }
                         }
                       ]
                     }'
          fi

      - name: Plan test infrastrucutre
        uses: dflook/terraform-plan@v1.43.0
        with:
          path: ${{ env.DEV_TF_PATH }}
          workspace: ${{ env.WORKSPACE_NAME }}
          add_github_comment: true
          variables: |
            branch = "${{ github.head_ref }}"
            name = "${{ env.DO_APP_NAME }}"

      - name: Apply test infrastrucutre
        uses: dflook/terraform-apply@v1.43.0
        with:
          path: ${{ env.DEV_TF_PATH }}
          workspace: ${{ env.WORKSPACE_NAME }}
          variables: |
            branch = "${{ github.head_ref }}"
            name = "${{ env.DO_APP_NAME }}"

      - name: terraform output
        uses: dflook/terraform-output@v1.43.0
        id: tf-outputs
        with:
          path: ${{ env.DEV_TF_PATH }}
          workspace: ${{ env.WORKSPACE_NAME }}

      - name: comment app url
        uses: actions/github-script@v7.0.1
        with:
          script: |
            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: ':rocket: App successfully deployed to ${{ steps.tf-outputs.outputs.app_live_url }}!'
            })

  destroy:
    if: ${{ (github.event.action == 'labeled' && github.event.label.name == 'destroy') || github.event.action == 'closed' }}
    runs-on: ubuntu-latest
    steps:
      - name: checkout terraform
        uses: actions/checkout@v4
        if: contains(github.event.pull_request.labels.*.name, 'deploy')
        with:
          repository: ${{ env.HUSHLINE_INFRA_REPO }}
          ref: ${{ env.HUSHLINE_INFRA_REF }}
          token: ${{ secrets.HUSHLINE_INFRA_TOKEN }}

      - name: destroy worspace
        uses: dflook/terraform-destroy-workspace@v1.43.0
        if: contains(github.event.pull_request.labels.*.name, 'deploy')
        id: first_try
        continue-on-error: true
        with:
          path: ${{ env.DEV_TF_PATH }}
          workspace: ${{ env.WORKSPACE_NAME }}
          variables: |
            branch = "${{ github.head_ref }}"
            name = "${{ env.DO_APP_NAME }}"

      - name: retry destroy worspace
        uses: dflook/terraform-destroy-workspace@v1.43.0
        if: ${{ steps.first_try.outputs.failure-reason == 'destroy-failed' }}
        with:
          path: ${{ env.DEV_TF_PATH }}
          workspace: ${{ env.WORKSPACE_NAME }}
          variables: |
            branch = "${{ github.head_ref }}"
            name = "${{ env.DO_APP_NAME }}"

      - name: remove deploy label
        uses: actions-ecosystem/action-remove-labels@v1.3.0
        if: contains(github.event.pull_request.labels.*.name, 'deploy')
        with:
          github_token: ${{ github.token }}
          labels: |
            deploy

      - name: remove destroy label
        uses: actions-ecosystem/action-remove-labels@v1.3.0
        if: contains(github.event.pull_request.labels.*.name, 'destroy')
        with:
          github_token: ${{ github.token }}
          labels: |
            destroy