mattermost/api/v4/source/scheduled_post.yaml

  /api/v4/posts/schedule:
    post:
      tags:
        - scheduled_post
      summary: Creates a scheduled post
      description: >
        Creates a scheduled post

        ##### Permissions

        Must have `create_post` permission for the channel the post is being created in.

        __Minimum server version__: 10.3        
      operationId: CreateScheduledPost
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
                - channel_id
                - message
                - scheduled_at
              properties:
                scheduled_at:
                  type: integer
                  description: UNIX timestamp in milliseconds of the time when the scheduled post should be sent
                channel_id:
                  type: string
                  description: The channel ID to post in
                message:
                  type: string
                  description: The message contents, can be formatted with Markdown
                root_id:
                  type: string
                  description: The post ID to comment on
                file_ids:
                  type: array
                  description: A list of file IDs to associate with the post. Note that
                    posts are limited to 5 files maximum. Please use additional
                    posts for more files.
                props:
                  description: A general JSON property bag to attach to the post
                  type: object
      responses:
        "200":
          description: Created scheduled post
          content:
            application/json:
              schema:
                type: object
                items:
                  $ref: "#/components/schemas/ScheduledPost"
        "400":
          $ref: "#/components/responses/BadRequest"
        "401":
          $ref: "#/components/responses/Unauthorized"
        "403":
          $ref: "#/components/responses/Forbidden"
        "500":
          $ref: "#/components/responses/InternalServerError"

  /api/v4/posts/scheduled/team/{team_id}:
    get:
      tags:
        - scheduled_post
      summary: Gets all scheduled posts for a user for the specified team..
      description: >
        Get user-team scheduled posts

        ##### Permissions

        Must have `view_team` permission for the team the scheduled posts are being fetched for.

        __Minimum server version__: 10.3        
      operationId: GetUserScheduledPosts
      parameters:
        - name: includeDirectChannels
          in: query
          description: Whether to include scheduled posts from DMs an GMs or not. Default is false
          required: false
          schema:
            type: boolean
            default: false
      responses:
        "200":
          description: Created scheduled post
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  type: array
                  items:
                    $ref: "#/components/schemas/ScheduledPost"
        "400":
          $ref: "#/components/responses/BadRequest"
        "401":
          $ref: "#/components/responses/Unauthorized"
        "403":
          $ref: "#/components/responses/Forbidden"
        "500":
          $ref: "#/components/responses/InternalServerError"

  /api/v4/posts/schedule/{scheduled_post_id}:
    put:
      tags:
        - scheduled_post
      summary: Update a scheduled post
      description: >
        Updates a scheduled post

        ##### Permissions

        Must have `create_post` permission for the channel where the scheduled post belongs to.

        __Minimum server version__: 10.3        
      operationId: UpdateScheduledPost
      parameters:
        - name: scheduled_post_id
          in: path
          description: ID of the scheduled post to update
          required: true
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
                - id
                - channel_id
                - user_id
                - message
                - scheduled_at
              properties:
                id:
                  description: ID of the scheduled post to update
                  type: string
                channel_id:
                  type: string
                  description: The channel ID to post in
                user_id:
                  type: string
                  description: The current user ID
                scheduled_at:
                  type: integer
                  description: UNIX timestamp in milliseconds of the time when the scheduled post should be sent
                message:
                  type: string
                  description: The message contents, can be formatted with Markdown
      responses:
        "200":
          description: Updated scheduled post
          content:
            application/json:
              schema:
                type: object
                items:
                  $ref: "#/components/schemas/ScheduledPost"
        "400":
          $ref: "#/components/responses/BadRequest"
        "401":
          $ref: "#/components/responses/Unauthorized"
        "403":
          $ref: "#/components/responses/Forbidden"
        "500":
          $ref: "#/components/responses/InternalServerError"

    delete:
      tags:
        - scheduled_post
      summary: Delete a scheduled post
      description: >
        Delete a scheduled post

        __Minimum server version__: 10.3        
      operationId: DeleteScheduledPost
      parameters:
        - name: scheduled_post_id
          in: path
          description: ID of the scheduled post to delete
          required: true
          schema:
            type: string
      responses:
        "200":
          description: Deleted scheduled post
          content:
            application/json:
              schema:
                type: object
                items:
                  $ref: "#/components/schemas/ScheduledPost"
        "400":
          $ref: "#/components/responses/BadRequest"
        "401":
          $ref: "#/components/responses/Unauthorized"
        "403":
          $ref: "#/components/responses/Forbidden"
        "500":
          $ref: "#/components/responses/InternalServerError"