script.liquid

{% if event.topic == "shopify/orders/create" %}
  {% capture query %}
    query {
      order(id: {{ order.admin_graphql_api_id | json }}) {
        id
        name
        tags
        events(
          first: 1
          sortKey: CREATED_AT
          query: "verb:placed"
        ) {
          edges {
            node {
              id
              ... on BasicEvent {
                appTitle
              }
            }
          }
        }
      }
    }
  {% endcapture %}

  {% assign result = query | shopify %}

  {% if event.preview %}
    {% capture result_json %}
      {
        "data": {
          "order": {
            "id": "gid://shopify/Order/1234567890",
            "name": "#1234",
            "tags": [],
            "events": {
              "edges": [
                {
                  "node": {
                    "appTitle": {{ options.app_titles_and_order_tags__keyval_required.first.first | json }}
                  }
                }
              ]
            }
          }
        }
      }
    {% endcapture %}

    {% assign result = result_json | parse_json %}
  {% endif %}

  {% assign app_title = result.data.order.events.edges.first.node.appTitle %}
  {% assign tag_to_add = options.app_titles_and_order_tags__keyval_required[app_title] %}

  {% if app_title == blank %}
    {% log message: "This order was not created by an app. Skipping." %}
  {% elsif tag_to_add == blank %}
    {% log message: "No tag found for this app. Skipping.", app_title: app_title %}
  {% elsif result.data.order.tags contains tag_to_add %}
    {% log message: "The order already has the tag for this app. Skipping.", app_title: app_title, tag_to_add: tag_to_add %}
  {% elsif options.test_mode__boolean %}
    {% action "echo" order_id: result.data.order.id, order_name: result.data.order.name, order_app_title: app_title, order_tag_to_add: tag_to_add %}
  {% else %}
    {% action "shopify" %}
      mutation {
        tagsAdd(
          id: {{ result.data.order.id | json }}
          tags: {{ tag_to_add | json }}
        ) {
          userErrors {
            field
            message
          }
        }
      }
    {% endaction %}
  {% endif %}
{% elsif event.topic == "mechanic/user/trigger" %}
  {% capture bulk_operation_query %}
    query {
      orders {
        edges {
          node {
            __typename
            id
            name
            tags
            events(
              first: 1
              sortKey: CREATED_AT
              query: "verb:placed"
            ) {
              edges {
                node {
                  __typename
                  id
                  ... on BasicEvent {
                    appTitle
                  }
                }
              }
            }
          }
        }
      }
    }
  {% endcapture %}

  {% action "shopify" %}
    mutation {
      bulkOperationRunQuery(
        query: {{ bulk_operation_query | json }}
      ) {
        bulkOperation {
          id
          status
        }
        userErrors {
          field
          message
        }
      }
    }
  {% endaction %}
{% elsif event.topic == "mechanic/shopify/bulk_operation" %}
  {% if event.preview %}
    {% capture bulkOperation_json %}
      {
        "objects": [
          {
            "__typename": "Order",
            "name": "#1234",
            "tags": [],
            "id": "gid://shopify/Order/1234567890"
          },
          {
            "__typename": "BasicEvent",
            "id":" gid://shopify/BasicEvent/1234567890",
            "appTitle": {{ options.app_titles_and_order_tags__keyval_required.first.first | json }},
            "__parentId": "gid://shopify/Order/1234567890"
          }
        ]
      }
    {% endcapture %}

    {% assign bulkOperation = bulkOperation_json | parse_json %}
  {% endif %}

  {% assign orders = bulkOperation.objects | where: "__typename", "Order" %}
  {% assign events = bulkOperation.objects | where: "__typename", "BasicEvent" %}
  {% assign app_title_counts = hash %}

  {% for event in events %}
    {% assign app_title = event.appTitle %}

    {% if app_title == blank %}
      {% assign app_title = "(not placed via app)" %}
    {% endif %}

    {% assign app_title_counts[app_title] = app_title_counts[app_title] | plus: 1 %}
  {% endfor %}

  {% log app_title_counts: app_title_counts %}

  {% if options.test_mode__boolean %}
    {% assign summaries = array %}
  {% endif %}
          
  {% for order in orders %}
    {% assign order_app_title = nil %}
    {% assign order_tag_to_add = nil %}

    {% assign order_event = events | where: "__parentId", order.id | first %}
    {% assign order_app_title = order_event.appTitle %}

    {% if order_app_title != blank %}
      {% unless order.tags contains options.app_titles_and_order_tags__keyval_required[order_app_title] %}
        {% assign order_tag_to_add = options.app_titles_and_order_tags__keyval_required[order_app_title] %}
      {% endunless %}
    {% endif %}

    {% if order_app_title != blank %}
      {% if options.test_mode__boolean %}
        {% assign summary = hash %}
        {% assign summary["order_id"] = order.id %}
        {% assign summary["order_name"] = order.name %}
        {% assign summary["order_tags"] = order.tags %}
        {% assign summary["order_app_title"] = order_app_title %}
        {% assign summary["order_tag_to_add"] = order_tag_to_add %}
        {% assign summaries[summaries.size] = summary %}
      {% elsif order_tag_to_add != blank %}
        {% action "shopify" %}
          mutation {
            tagsAdd(
              id: {{ order.id | json }}
              tags: {{ order_tag_to_add | uniq | json }}
            ) {
              userErrors {
                field
                message
              }
            }
          }
        {% endaction %}
      {% endif %}
    {% endif %}
  {% endfor %}

  {% if options.test_mode__boolean %}
    {% action "echo" summaries %}
  {% endif %}
{% endif %}