components:

    schemas:

        HsBookingItem:
            type: object
            properties:
                uuid:
                    type: string
                    format: uuid
                caption:
                    type: string
                validFrom:
                   type: string
                   format: date
                validTo:
                   type: string
                   format: date
                resources:
                    $ref: '#/components/schemas/BookingResources'
            required:
                - uuid
                - validFrom
                - validTo
                - resources

        HsBookingItemPatch:
            type: object
            properties:
                caption:
                    type: string
                    nullable: true
                validTo:
                    type: string
                    format: date
                    nullable: true
                resources:
                    $ref: '#/components/schemas/BookingResources'

        HsBookingItemInsert:
            type: object
            properties:
                debitorUuid:
                    type: string
                    format: uuid
                    nullable: false
                caption:
                    type: string
                    minLength: 3
                    maxLength: 80
                    nullable: false
                validFrom:
                    type: string
                    format: date
                    nullable: false
                validTo:
                    type: string
                    format: date
                    nullable: true
                resources:
                    $ref: '#/components/schemas/BookingResources'
            required:
                - caption
                - debitorUuid
                - validFrom
                - resources
            additionalProperties: false

        BookingResources:
            anyOf:
                - $ref: '#/components/schemas/ManagedServerBookingResources'
                - $ref: '#/components/schemas/ManagedWebspaceBookingResources'

        ManagedServerBookingResources:
            type: object
            properties:
                CPU:
                    type: integer
                    minimum: 1
                    maximum: 16
                SSD:
                    type: integer
                    minimum: 16
                    maximum: 4096
                HDD:
                    type: integer
                    minimum: 16
                    maximum: 4096
            additionalProperties: false

        ManagedWebspaceBookingResources:
            type: object
            properties:
                disk:
                    type: integer
                    minimum: 1
                    maximum: 16
                SSD:
                    type: integer
                    minimum: 16
                    maximum: 4096
                HDD:
                    type: integer
                    minimum: 16
                    maximum: 4096
            additionalProperties: false