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OpenAPI Specification

openapi: 3.2.0
info:
  title: PDFfiller REST Applications Folders API
  description: 'The PDFfiller REST API allows developers to build applications that interact with PDFfiller over HTTP. It supports operations for managing documents, templates, fillable forms, fields, annotations, and eSignature requests. Authentication uses OAuth 2.0 with password or client credentials grant types. PDFfiller is part of the airSlate family of products.

    '
  version: '2.0'
  contact:
    name: PDFfiller Developer Support
    url: https://developers.pdffiller.com/
  license:
    name: Proprietary
    url: https://www.pdffiller.com/en/terms.htm
servers:
- url: https://api.pdffiller.com/v2
  description: PDFfiller API v2
security:
- oauth2: []
tags:
- name: Folders
  description: Organize documents into folders
paths:
  /folders:
    get:
      operationId: listFolders
      summary: List all folders
      description: Returns a list of all document folders.
      tags:
      - Folders
      parameters:
      - $ref: '#/components/parameters/per_page'
      - $ref: '#/components/parameters/page'
      - $ref: '#/components/parameters/order_by'
      - $ref: '#/components/parameters/order'
      responses:
        '200':
          description: List of folders
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/FolderList'
        '401':
          $ref: '#/components/responses/Unauthorized'
    post:
      operationId: createFolder
      summary: Create a folder
      description: Creates a new document folder.
      tags:
      - Folders
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/FolderInput'
      responses:
        '201':
          description: Folder created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Folder'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /folders/{folder_id}:
    get:
      operationId: getFolder
      summary: Get folder by ID
      description: Returns information about a specific folder.
      tags:
      - Folders
      parameters:
      - $ref: '#/components/parameters/folder_id'
      responses:
        '200':
          description: Folder details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Folder'
        '404':
          $ref: '#/components/responses/NotFound'
    put:
      operationId: updateFolder
      summary: Update a folder
      description: Updates an existing folder.
      tags:
      - Folders
      parameters:
      - $ref: '#/components/parameters/folder_id'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/FolderInput'
      responses:
        '200':
          description: Folder updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Folder'
        '404':
          $ref: '#/components/responses/NotFound'
    delete:
      operationId: deleteFolder
      summary: Delete a folder
      description: Removes the specified folder.
      tags:
      - Folders
      parameters:
      - $ref: '#/components/parameters/folder_id'
      responses:
        '204':
          description: Folder deleted
        '404':
          $ref: '#/components/responses/NotFound'
components:
  parameters:
    order:
      name: order
      in: query
      description: Sort order
      schema:
        type: string
        enum:
        - asc
        - desc
        default: desc
    folder_id:
      name: folder_id
      in: path
      required: true
      description: Unique identifier for the folder
      schema:
        type: integer
    page:
      name: page
      in: query
      description: Page number
      schema:
        type: integer
        default: 1
    per_page:
      name: per_page
      in: query
      description: Number of items per page
      schema:
        type: integer
        default: 15
        maximum: 100
    order_by:
      name: order_by
      in: query
      description: Field to sort results by
      schema:
        type: string
  schemas:
    FolderInput:
      type: object
      required:
      - name
      properties:
        name:
          type: string
          description: Folder name
    Folder:
      type: object
      properties:
        id:
          type: integer
        name:
          type: string
        created_at:
          type: string
          format: date-time
        updated_at:
          type: string
          format: date-time
    Error:
      type: object
      properties:
        error:
          type: string
        error_description:
          type: string
        code:
          type: integer
    FolderList:
      type: object
      properties:
        total:
          type: integer
        items:
          type: array
          items:
            $ref: '#/components/schemas/Folder'
  responses:
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Authentication required or token invalid
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        password:
          tokenUrl: https://api.pdffiller.com/v2/oauth/token
          scopes:
            read: Read access
            write: Write access
        clientCredentials:
          tokenUrl: https://api.pdffiller.com/v2/oauth/token
          scopes:
            read: Read access
            write: Write access