Function toOpMessageFields

components/runtime/src/ts/discord/dapi.ts:214–264

(fields: CreateMessageFields)

 * @internal
 */
export function toOpMessageFields(fields: CreateMessageFields): Internal.OpCreateMessageFields {
    let allowedMentions: Internal.AllowedMentions;
    if (fields.allowedMentions) {
        allowedMentions = {
            parse: fields.allowedMentions.parse,
            users: fields.allowedMentions.users ?? [],
            roles: fields.allowedMentions.roles ?? [],
            repliedUser: fields.allowedMentions.repliedUser ?? false,
        }
    } else {
        allowedMentions = {
            parse: ["Users"],
            users: [],
            roles: [],
            repliedUser: false,
        }
    }

    const userProvidedIds = (fields.attachments ?? []).map(v => v.id).filter(v => v !== undefined) as number[]
    let idIncrementer = 0
    // Provides automatic id generation for attachments, avoiding collisions with user provided ids
    const nextAutoId = () => {
        while (true) {
            idIncrementer++

            let next = idIncrementer
            if (userProvidedIds.includes(next)) {
                continue
            }

            return next
        }
    }

    const attachments: Internal.OpCreateMessageFields["attachments"] = (fields.attachments ?? []).map(a => ({
        dataB64: typeof a.data === "string"
            ? base64Encode(encodeText(a.data))
            : base64Encode(new Uint8Array(a.data)),

        description: a.description ?? null,
        filename: a.filename,
        id: a.id ?? nextAutoId(),
    }))

    return {
        ...fields,
        allowedMentions: allowedMentions!,
        attachments,
        flags: fields.flags ?? {}
    }
}

export type MentionParseTypes = "Everyone" | "Roles" | "Users";