openapi: 3.1.0
info:
  title: Google Chat API
  description: >-
    The Google Chat API enables building Chat apps that integrate with Google
    Chat. It provides RESTful access to manage spaces, memberships, messages,
    reactions, media, and custom emojis.
  version: v1
  contact:
    name: Google
    url: https://developers.google.com/workspace/chat/api/guides
servers:
  - url: https://chat.googleapis.com
paths:
  /v1/spaces:
    get:
      operationId: listSpaces
      summary: Google Chat List spaces
      description: Lists spaces the caller is a member of.
      parameters:
        - name: pageSize
          in: query
          schema:
            type: integer
        - name: pageToken
          in: query
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListSpacesResponse'
      tags:
        - Spaces
    post:
      operationId: createSpace
      summary: Google Chat Create space
      description: Creates a named space.
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Space'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Space'
      tags:
        - Spaces
  /v1/{name}:
    get:
      operationId: getSpace
      summary: Google Chat Get space
      description: Returns details about a space.
      parameters:
        - name: name
          in: path
          required: true
          description: 'Format: spaces/{space}'
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Space'
    patch:
      operationId: updateSpace
      summary: Google Chat Update space
      description: Updates a space.
      parameters:
        - name: name
          in: path
          required: true
          schema:
            type: string
        - name: updateMask
          in: query
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Space'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Space'
    delete:
      operationId: deleteSpace
      summary: Google Chat Delete space
      description: Deletes a named space.
      parameters:
        - name: name
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Successful response
  /v1/spaces:setup:
    post:
      operationId: setupSpace
      summary: Google Chat Setup space
      description: Creates a space and adds specified users to it.
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                space:
                  $ref: '#/components/schemas/Space'
                memberships:
                  type: array
                  items:
                    $ref: '#/components/schemas/Membership'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Space'
      tags:
        - Spaces:setup
  /v1/{parent}/members:
    get:
      operationId: listMembers
      summary: Google Chat List members
      description: Lists memberships in a space.
      parameters:
        - name: parent
          in: path
          required: true
          description: 'Format: spaces/{space}'
          schema:
            type: string
        - name: pageSize
          in: query
          schema:
            type: integer
        - name: pageToken
          in: query
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListMembershipsResponse'
      tags:
        - Members
    post:
      operationId: createMember
      summary: Google Chat Create member
      description: Creates a human membership or app membership for a space.
      parameters:
        - name: parent
          in: path
          required: true
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Membership'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Membership'
      tags:
        - Members
  /v1/{parent}/messages:
    get:
      operationId: listMessages
      summary: Google Chat List messages
      description: Lists messages in a space.
      parameters:
        - name: parent
          in: path
          required: true
          description: 'Format: spaces/{space}'
          schema:
            type: string
        - name: pageSize
          in: query
          schema:
            type: integer
        - name: pageToken
          in: query
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListMessagesResponse'
      tags:
        - Messages
    post:
      operationId: createMessage
      summary: Google Chat Create message
      description: Creates a message in a Chat space.
      parameters:
        - name: parent
          in: path
          required: true
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Message'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Message'
      tags:
        - Messages
  /v1/{parent}/reactions:
    get:
      operationId: listReactions
      summary: Google Chat List reactions
      description: Lists reactions to a message.
      parameters:
        - name: parent
          in: path
          required: true
          description: 'Format: spaces/{space}/messages/{message}'
          schema:
            type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListReactionsResponse'
      tags:
        - Reactions
    post:
      operationId: createReaction
      summary: Google Chat Create reaction
      description: Creates a reaction on a message.
      parameters:
        - name: parent
          in: path
          required: true
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Reaction'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Reaction'
      tags:
        - Reactions
  /v1/customEmojis:
    get:
      operationId: listCustomEmojis
      summary: Google Chat List custom emojis
      description: Lists custom emojis visible to the authenticated user.
      responses:
        '200':
          description: Successful response
      tags:
        - customEmojis
    post:
      operationId: createCustomEmoji
      summary: Google Chat Create custom emoji
      description: Creates a custom emoji.
      responses:
        '200':
          description: Successful response
      tags:
        - customEmojis
components:
  schemas:
    Space:
      type: object
      properties:
        name:
          type: string
        type:
          type: string
          enum: [TYPE_UNSPECIFIED, ROOM, DM, GROUP_CHAT]
        singleUserBotDm:
          type: boolean
        displayName:
          type: string
        spaceType:
          type: string
        spaceThreadingState:
          type: string
    ListSpacesResponse:
      type: object
      properties:
        spaces:
          type: array
          items:
            $ref: '#/components/schemas/Space'
        nextPageToken:
          type: string
    Membership:
      type: object
      properties:
        name:
          type: string
        state:
          type: string
          enum: [MEMBERSHIP_STATE_UNSPECIFIED, JOINED, INVITED, NOT_A_MEMBER]
        role:
          type: string
          enum: [MEMBERSHIP_ROLE_UNSPECIFIED, ROLE_MEMBER, ROLE_MANAGER]
        member:
          type: object
          properties:
            name:
              type: string
            type:
              type: string
    ListMembershipsResponse:
      type: object
      properties:
        memberships:
          type: array
          items:
            $ref: '#/components/schemas/Membership'
        nextPageToken:
          type: string
    Message:
      type: object
      properties:
        name:
          type: string
        sender:
          type: object
          properties:
            name:
              type: string
            type:
              type: string
        createTime:
          type: string
          format: date-time
        text:
          type: string
        thread:
          type: object
          properties:
            name:
              type: string
        space:
          $ref: '#/components/schemas/Space'
    ListMessagesResponse:
      type: object
      properties:
        messages:
          type: array
          items:
            $ref: '#/components/schemas/Message'
        nextPageToken:
          type: string
    Reaction:
      type: object
      properties:
        name:
          type: string
        user:
          type: object
          properties:
            name:
              type: string
            type:
              type: string
        emoji:
          type: object
          properties:
            unicode:
              type: string
            customEmoji:
              type: object
              properties:
                uid:
                  type: string
    ListReactionsResponse:
      type: object
      properties:
        reactions:
          type: array
          items:
            $ref: '#/components/schemas/Reaction'
        nextPageToken:
          type: string
tags:
  - name: customEmojis
  - name: Members
  - name: Messages
  - name: Reactions
  - name: Spaces
  - name: Spaces:setup