openapi: 3.0.0
info:
  title: Learn Rest Api assignments token API
  version: '3.0'
  description: Assignment operations
servers:
- url: https://api-learn.ispring.com
  description: Main server
security:
- bearerAuth: []
tags:
- name: token
  description: Retrieve access tokens
paths:
  /api/v3/token:
    post:
      tags:
      - token
      summary: Generates a new access token based on client_id and client_secret
      operationId: AccessRequest
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/ClientCredentialsGrantTypeRequest'
      responses:
        '200':
          description: Success Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TokenResponse'
            application/xml:
              schema:
                $ref: '#/components/schemas/TokenResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/PermissionDenied'
      security:
      - {}
components:
  responses:
    PermissionDenied:
      description: Permission Denied
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
        application/xml:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    Unauthorized:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
        application/xml:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    BadRequest:
      description: Bad Request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
        application/xml:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  schemas:
    ErrorResponse:
      required:
      - code
      - message
      properties:
        code:
          type: integer
        message:
          type: string
      type: object
      xml:
        name: response
    ClientCredentialsGrantTypeRequest:
      required:
      - client_id
      - client_secret
      - grant_type
      properties:
        client_id:
          type: string
        client_secret:
          type: string
        grant_type:
          type: string
          enum:
          - client_credentials
      type: object
    TokenResponse:
      required:
      - access_token
      - expires_in
      - token_type
      properties:
        access_token:
          type: string
        expires_in:
          type: integer
        token_type:
          type: string
          enum:
          - bearer
      type: object
      xml:
        name: response
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer