on-manual-publish-to-dev.yml

---
name: "Verify & Publish to Dev"

on:
  workflow_dispatch:
    inputs:
      refType:
        type: choice
        description: "Find branch name, commit SHA, or tag?"
        options:
          - Branch name
          - Commit SHA
          - Tag
        default: Branch name
      gitRef:
        description: "Input branch name, commit SHA, or tag"
        required: true
        type: string
        default: main

permissions:
  id-token: write
  contents: read

jobs:
  validate_application:
    name: Acceptance Checks
    uses: ./.github/workflows/build-test-application.yml
    secrets: inherit
    with:
      gitRef: ${{ inputs.gitRef }}

  validate_deployment:
    name: Deployment Template Checks
    uses: ./.github/workflows/validate-sam-template-dev.yml
    secrets: inherit
    with:
      gitRef: ${{ inputs.gitRef }}

  publish_artifacts:
    name: "Publish Image & Template to Dev"
    runs-on: ubuntu-latest
    timeout-minutes: 60
    needs:
      - validate_application
      - validate_deployment
    steps:
      - uses: actions/checkout@8f4b7f84864484a7bf31766abe9204da3cbe65b3 # pin@v3
        with:
          ref: ${{ inputs.gitRef }}

      - name: Fetch Commit SHA
        id: gitRefSHA
        if: ${{ github.event.inputs.choice }} == "Commit SHA"
        run: echo GIT_REF_SHA=${{ inputs.gitRef }} >> $GITHUB_ENV

      - name: Fetch Commit SHA by Branch name
        id: gitRefBranch
        if: ${{ github.event.inputs.choice }} == "Branch name"
        run: echo GIT_REF_SHA=$(git log -1 ${{ inputs.gitRef }} --pretty=format:%H) >> $GITHUB_ENV

      - name: Fetch Commit SHA by Tag
        id: gitRefTag
        if: ${{ github.event.inputs.choice }} == "Tag"
        run: echo GIT_REF_SHA=$(git rev-list -n 1 ${{ inputs.gitRef }}) >> $GITHUB_ENV

      - name: Set tag
        id: vars
        run: echo "tag=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT

      - name: Get current date
        id: datetime
        run: echo "date=$(date +'%Y-%m-%dT%H:%M:%S')" >> $GITHUB_OUTPUT

      - name: Set up AWS creds
        uses: aws-actions/configure-aws-credentials@e1e17a757e536f70e52b5a12b2e8d1d1c60e04ef # pin@v1-node16
        with:
          role-to-assume: ${{ secrets.DEV_GH_ACTIONS_ROLE_ARN }}
          aws-region: eu-west-2

      - name: Login to Amazon ECR
        id: login-ecr
        uses: aws-actions/amazon-ecr-login@261a7de32bda11ba01f4d75c4ed6caf3739e54be # pin@v1

      - name: Build & Publish Docker Image as latest
        id: build-image
        env:
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          ECR_REPOSITORY: ${{ secrets.DEV_ECR_REPOSITORY }}
        run: |
          
          docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:$GIT_REF_SHA .
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$GIT_REF_SHA

      - name: Upload SAM Template to Bucket
        id: publish-template
        env:
          ARTIFACT_BUCKET_NAME: ${{ secrets.DEV_ARTIFACT_SOURCE_BUCKET_NAME }}
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          ECR_REPOSITORY: ${{ secrets.DEV_ECR_REPOSITORY }}
        run: |
          echo "Running sam build on template file"
          sam build --template-file=./deploy/template.yaml
          mv .aws-sam/build/template.yaml cf-template.yaml
          echo "Replacing 'CONTAINER-IMAGE-PLACEHOLDER' with new ECR image ref"
          sed -i "s|CONTAINER-IMAGE-PLACEHOLDER|$ECR_REGISTRY/$ECR_REPOSITORY:$GIT_REF_SHA|" cf-template.yaml
          zip template.zip cf-template.yaml
          aws s3 cp template.zip "s3://$ARTIFACT_BUCKET_NAME/template.zip" --metadata "repository=$GITHUB_REPOSITORY,commitsha=$GIT_REF_SHA"

      - name: "Delegated Deployment via AWS CodeDeploy"
        run: echo "Deployment has been delegated to AWS CodeDeploy"