{
  "version": "2.2.0",
  "name": "Fetch Dashboard Data",
  "description": "Fetch all dashboard data in parallel (profile, stats, recent activity, notifications)",
  "trigger": {
    "type": "http",
    "method": "GET",
    "path": "/dashboard"
  },
  "nodes": [
    {
      "id": "validate_context",
      "type": "operation",
      "op": "validate",
      "input": "{{ $context.user.id }}",
      "validator": "required"
    },
    {
      "id": "fetch_user_profile_parallel",
      "type": "operation",
      "op": "parallel",
      "tasks": [
        {
          "id": "fetch_user",
          "op": "database_read",
          "entity": "User",
          "params": {
            "filter": {
              "id": "{{ $context.user.id }}",
              "tenantId": "{{ $context.tenantId }}"
            }
          }
        },
        {
          "id": "fetch_unread_notifications",
          "op": "database_count",
          "entity": "Notification",
          "params": {
            "filter": {
              "userId": "{{ $context.user.id }}",
              "tenantId": "{{ $context.tenantId }}",
              "isRead": false
            }
          }
        },
        {
          "id": "fetch_recent_activity",
          "op": "database_read",
          "entity": "ForumPost",
          "params": {
            "filter": {
              "authorId": "{{ $context.user.id }}",
              "tenantId": "{{ $context.tenantId }}"
            },
            "sort": {"createdAt": -1},
            "limit": 5
          }
        }
      ]
    },
    {
      "id": "fetch_statistics",
      "type": "operation",
      "op": "parallel",
      "tasks": [
        {
          "id": "count_posts",
          "op": "database_count",
          "entity": "ForumPost",
          "params": {
            "filter": {
              "authorId": "{{ $context.user.id }}",
              "tenantId": "{{ $context.tenantId }}"
            }
          }
        },
        {
          "id": "count_threads",
          "op": "database_count",
          "entity": "ForumThread",
          "params": {
            "filter": {
              "authorId": "{{ $context.user.id }}",
              "tenantId": "{{ $context.tenantId }}"
            }
          }
        },
        {
          "id": "count_media",
          "op": "database_count",
          "entity": "MediaAsset",
          "params": {
            "filter": {
              "uploadedBy": "{{ $context.user.id }}",
              "tenantId": "{{ $context.tenantId }}"
            }
          }
        }
      ]
    },
    {
      "id": "format_response",
      "type": "operation",
      "op": "transform_data",
      "output": {
        "profile": {
          "id": "{{ $steps.fetch_user_profile_parallel.tasks.fetch_user.output.id }}",
          "email": "{{ $steps.fetch_user_profile_parallel.tasks.fetch_user.output.email }}",
          "displayName": "{{ $steps.fetch_user_profile_parallel.tasks.fetch_user.output.displayName }}",
          "avatar": "{{ $steps.fetch_user_profile_parallel.tasks.fetch_user.output.avatar }}"
        },
        "notifications": {
          "unread": "{{ $steps.fetch_user_profile_parallel.tasks.fetch_unread_notifications.output }}"
        },
        "statistics": {
          "posts": "{{ $steps.fetch_statistics.tasks.count_posts.output }}",
          "threads": "{{ $steps.fetch_statistics.tasks.count_threads.output }}",
          "mediaUploads": "{{ $steps.fetch_statistics.tasks.count_media.output }}"
        },
        "recentActivity": "{{ $steps.fetch_user_profile_parallel.tasks.fetch_recent_activity.output }}"
      }
    },
    {
      "id": "return_success",
      "type": "action",
      "action": "http_response",
      "status": 200,
      "body": "{{ $steps.format_response.output }}"
    }
  ]
}