Workday Extend Apps API

openapi: 3.2.0
info:
  title: Workday Extend Workday Custom Objects App Configurations Apps API
  description: APIs for defining and managing custom objects that extend Workday's data model to meet specific business needs. When new custom objects and business processes are built, a public REST API is automatically created for other developers and processes to use. Supports both single-instance and multi-instance custom objects attached to standard Workday business objects such as workers and organizations.
  version: v1
  contact:
    name: Workday Developer Support
    url: https://support.developer.workday.com/s/
  termsOfService: https://www.workday.com/en-us/legal.html
servers:
- url: https://{baseUrl}/api/customObjects/v1/{tenant}
  description: Workday Custom Objects API Server
  variables:
    baseUrl:
      default: api.workday.com
    tenant:
      default: tenant
security:
- OAuth2:
  - customObjects:manage
tags:
- name: Apps
  description: Operations for managing Extend applications including registration, deployment, and configuration.
paths:
  /apps:
    get:
      operationId: listApps
      summary: Workday Extend List Extend applications
      description: Returns a collection of Workday Extend applications registered within the tenant. Supports filtering by status, name, and other attributes.
      tags:
      - Apps
      parameters:
      - $ref: '#/components/parameters/limit'
      - $ref: '#/components/parameters/offset'
      - $ref: '#/components/parameters/search'
      responses:
        '200':
          description: Successful response with a collection of applications
          content:
            application/json:
              schema:
                type: object
                properties:
                  total:
                    type: integer
                    description: Total number of applications matching the query
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/App'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
    post:
      operationId: createApp
      summary: Workday Extend Register a new Extend application
      description: Registers a new Workday Extend application within the tenant. The app definition includes metadata, permissions, and configuration schema.
      tags:
      - Apps
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AppCreate'
      responses:
        '201':
          description: Application successfully created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/App'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
  /apps/{appId}:
    get:
      operationId: getApp
      summary: Workday Extend Retrieve an Extend application
      description: Returns the details of a specific Workday Extend application including its metadata, configuration, deployment status, and version history.
      tags:
      - Apps
      parameters:
      - $ref: '#/components/parameters/appId'
      responses:
        '200':
          description: Successful response with the application details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/App'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
    patch:
      operationId: updateApp
      summary: Workday Extend Update an Extend application
      description: Updates the metadata or configuration of an existing Workday Extend application. Only the fields provided in the request body are updated.
      tags:
      - Apps
      parameters:
      - $ref: '#/components/parameters/appId'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AppUpdate'
      responses:
        '200':
          description: Application successfully updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/App'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
    delete:
      operationId: deleteApp
      summary: Workday Extend Delete an Extend application
      description: Removes a Workday Extend application registration from the tenant. The application must be undeployed before deletion.
      tags:
      - Apps
      parameters:
      - $ref: '#/components/parameters/appId'
      responses:
        '204':
          description: Application successfully deleted
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  responses:
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    Forbidden:
      description: Insufficient permissions
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    Unauthorized:
      description: Authentication required
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    BadRequest:
      description: Invalid request parameters
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  parameters:
    offset:
      name: offset
      in: query
      description: Number of results to skip for pagination
      schema:
        type: integer
        default: 0
    appId:
      name: appId
      in: path
      required: true
      description: The unique identifier of the Extend application
      schema:
        type: string
    limit:
      name: limit
      in: query
      description: Maximum number of results to return
      schema:
        type: integer
        default: 20
        maximum: 100
    search:
      name: search
      in: query
      description: Search term to filter results
      schema:
        type: string
  schemas:
    AppUpdate:
      type: object
      properties:
        name:
          type: string
          description: Updated application name
          maxLength: 255
        description:
          type: string
          description: Updated application description
        category:
          type: string
          description: Updated application category
    ResourceReference:
      type: object
      properties:
        id:
          type: string
          description: The Workday ID of the referenced resource
        descriptor:
          type: string
          description: The display name of the referenced resource
        href:
          type: string
          format: uri
          description: The API resource URL
    ErrorResponse:
      type: object
      properties:
        error:
          type: string
          description: Error code identifying the type of error
        message:
          type: string
          description: Human-readable error message
        details:
          type: array
          items:
            type: object
            properties:
              field:
                type: string
              message:
                type: string
    App:
      type: object
      properties:
        id:
          type: string
          description: Unique identifier for the Extend application
        descriptor:
          type: string
          description: Display name of the application
        name:
          type: string
          description: The registered name of the application
        description:
          type: string
          description: Detailed description of the application purpose and functionality
        status:
          type: string
          enum:
          - draft
          - published
          - deployed
          - deprecated
          description: Current lifecycle status of the application
        category:
          type: string
          description: The application category within Workday
        owner:
          $ref: '#/components/schemas/ResourceReference'
        currentVersion:
          $ref: '#/components/schemas/ResourceReference'
        createdOn:
          type: string
          format: date-time
          description: Timestamp when the application was created
        lastModified:
          type: string
          format: date-time
          description: Timestamp when the application was last modified
        href:
          type: string
          format: uri
          description: The API resource URL for this application
    AppCreate:
      type: object
      required:
      - name
      - description
      properties:
        name:
          type: string
          description: The name of the Extend application
          maxLength: 255
        description:
          type: string
          description: Description of the application
        category:
          type: string
          description: The application category
  securitySchemes:
    OAuth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://{baseUrl}/authorize
          tokenUrl: https://{baseUrl}/oauth2/{tenant}/token
          scopes:
            customObjects:manage: Manage custom object definitions and instances
            customObjects:read: Read custom object data
externalDocs:
  description: Workday Custom Objects Documentation
  url: https://doc.workday.com/extend/custom-objects/