A class that stores chat message history using Momento Cache. It interacts with a Momento cache client to perform operations like fetching, adding, and deleting messages.

Hierarchy

Methods

  • Adds a message to the cache.

    Parameters

    • message: BaseMessage

      The BaseMessage instance to add to the cache.

    Returns Promise<void>

    A Promise that resolves when the message has been added.

  • Parameters

    • message: string

    Returns Promise<void>

  • Deletes all messages from the cache.

    Returns Promise<void>

    A Promise that resolves when all messages have been deleted.

  • Fetches messages from the cache.

    Returns Promise<BaseMessage[]>

    A Promise that resolves to an array of BaseMessage instances.

  • Create a new chat message history backed by Momento.

    Parameters

    Returns Promise<MomentoChatMessageHistory>

    A new chat message history backed by Momento.

    Throws

    If props.sessionTtl is not strictly positive.

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