action.yml

name: Cloudflare Pages Action
description: Deploy your project to Cloudflare Pages with automatic project creation and custom domain
author: Ade Hery Shopyan

branding: 
  icon: 'upload-cloud'
  color: 'blue'

inputs:
  api-token:
    required: true
    description: "Set api token"
    type: string

  account-id:
    required: true
    description: "Set account id"
    type: string

  branch:
    required: true
    description: "Set branch"
    type: string

  production-branch:
    required: true
    description: "Set production branch"
    type: string

  build-directory:
    required: true
    description: "Set build directory"
    type: string

  package-manager:
    required: true
    description: "Set package manager"
    type: string

  project-name:
    required: true
    description: "Set project name"
    type: string

  zone-name:
    required: false
    description: "Set zone name"
    default: ""
    type: string

  custom-domain:
    required: false
    description: "Set custom domain"
    default: ""
    type: string

  working-directory:
    required: false
    description: "Set working directory"
    default: "."
    type: string

outputs:
  deployment-url:
    description: "Define deployment url"
    value: ${{ steps.url.outputs.deployment-url }}

  pages-url:
    description: "Define pages url"
    value: ${{ steps.url.outputs.pages-url }}

runs:
  using: composite
  steps:
    - name: Deploy
      id: deploy
      # use specific wrangler-action version to handle this issue
      # https://github.com/cloudflare/wrangler-action/issues/306
      uses: cloudflare/wrangler-action@v3.9.0
      with:
        workingDirectory: ${{ inputs.working-directory }}
        apiToken: ${{ inputs.api-token }}
        accountId: ${{ inputs.account-id }}
        preCommands: wrangler pages project create ${{ inputs.project-name }} --production-branch=${{ inputs.production-branch }} || true
        command: pages deploy ${{ inputs.build-directory }} --project-name=${{ inputs.project-name }} --branch=${{ inputs.branch }} --commit-dirty=true
        packageManager: ${{ inputs.package-manager }}

    - name: Get Cloudflare Zone ID
      id: get-zone-id
      if: "${{ inputs.zone-name != '' }}"
      shell: bash
      env:
        CLOUDFLARE_API_TOKEN: ${{ inputs.api-token }}
        ZONE_DOMAIN: ${{ inputs.zone-name }}
      run: |
        response=$(curl -X GET "https://api.cloudflare.com/client/v4/zones?name=$ZONE_DOMAIN" \
          -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
          -H "Content-Type: application/json")
        zone_id=$(echo $response | jq -r '.result[0].id')
        echo "id=$zone_id" >> $GITHUB_OUTPUT

    - name: Set Cloudflare DNS Record & Custom Domain
      id: dnsrecord
      if: "${{ steps.get-zone-id.outputs.id != 'null' && inputs.zone-name != '' && inputs.custom-domain != '' }}"
      shell: bash
      env:
        CLOUDFLARE_API_TOKEN: ${{ inputs.api-token }}
        CLOUDFLARE_ACCOUNT_ID: ${{ inputs.account-id }}
        CLOUDFLARE_ZONE_ID: ${{ steps.get-zone-id.outputs.id }}
        PROJECT_NAME: ${{ inputs.project-name }}
        CUSTOM_DOMAIN: ${{ inputs.custom-domain }}
      run: |
        echo "Check DNS record exist or not for the domain: ${CUSTOM_DOMAIN}"
        res_record=$(curl -X GET "https://api.cloudflare.com/client/v4/zones/$CLOUDFLARE_ZONE_ID/dns_records?type=CNAME&name=$CUSTOM_DOMAIN" \
          -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
          -H "Content-Type: application/json")
        dns_record_id=$(echo $res_record | jq -r '.result[0].id')

        if [ "$dns_record_id" == "null" ] || [ -z "$dns_record_id" ]; then
          echo "DNS record not found for the domain: ${CUSTOM_DOMAIN}"
          response=$(curl -X POST "https://api.cloudflare.com/client/v4/zones/$CLOUDFLARE_ZONE_ID/dns_records" \
            -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
            -H "Content-Type: application/json" \
            --data '{
              "type": "CNAME",
              "name": "'"$CUSTOM_DOMAIN"'",
              "content": "'"$PROJECT_NAME"'.pages.dev",
              "ttl": 1,
              "proxied": true
            }')
          id=$(echo $response | jq -r '.result.id')
          echo "id=$id" >> $GITHUB_OUTPUT

          echo "Set Cloudflare Pages Custom Domain for: ${CUSTOM_DOMAIN}"
          curl -X POST "https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/pages/projects/$PROJECT_NAME/domains" \
            -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
            -H "Content-Type: application/json" \
            --data '{"name": "'$CUSTOM_DOMAIN'"}'
        else
          echo "DNS record found for the domain: ${CUSTOM_DOMAIN}"
          echo "id=$dns_record_id" >> $GITHUB_OUTPUT
        fi

    - name: Update Cloudflare DNS Record
      if: "${{ steps.get-zone-id.outputs.id != 'null' && inputs.zone-name != '' && inputs.custom-domain != '' && inputs.branch != inputs.production-branch }}"
      shell: bash
      env:
        CLOUDFLARE_API_TOKEN: ${{ inputs.api-token }}
        CLOUDFLARE_ZONE_ID: ${{ steps.get-zone-id.outputs.id }}
        CUSTOM_DOMAIN: ${{ inputs.custom-domain }}
        DNS_RECORD_ID: ${{ steps.dnsrecord.outputs.id }}
        PAGES_URL: ${{ steps.deploy.outputs.deployment-url }}
      run: |
        DNS_RECORD_CONTENT=$(echo "$PAGES_URL" | sed 's/^https:\/\///')
        curl -X PATCH "https://api.cloudflare.com/client/v4/zones/$CLOUDFLARE_ZONE_ID/dns_records/$DNS_RECORD_ID" \
          -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
          -H "Content-Type: application/json" \
          --data '{
            "type": "CNAME",
            "name": "'"$CUSTOM_DOMAIN"'",
            "content": "'"$DNS_RECORD_CONTENT"'",
            "id": "'"$DNS_RECORD_ID"'",
            "ttl": 1,
            "proxied": true
          }'

    - name: Get deployment url
      id: url
      shell: bash
      env:
        DEPLOYMENT_URL: ${{ inputs.custom-domain }}
        PAGES_URL: ${{ steps.deploy.outputs.deployment-url }}
      run: |
        if [ "$DEPLOYMENT_URL" != "" ]; then
          echo "deployment-url=https://$DEPLOYMENT_URL" >> $GITHUB_OUTPUT
          echo "pages-url=$PAGES_URL" >> $GITHUB_OUTPUT
        else
          echo "deployment-url=$PAGES_URL" >> $GITHUB_OUTPUT
          echo "pages-url=$PAGES_URL" >> $GITHUB_OUTPUT
        fi