@gear-js/api/lib/api/Waitlist.js

A JavaScript library that provides functionality to connect GEAR Component APIs.

class GearWaitlist {
    _api;
    constructor(_api) {
        this._api = _api;
    }
    async read(programId, messageIdOrNumberOfMessages) {
        const [messageId, numberOfMessages] = typeof messageIdOrNumberOfMessages === 'string'
            ? [messageIdOrNumberOfMessages, undefined]
            : [undefined, messageIdOrNumberOfMessages || 1000];
        if (messageId) {
            const waitlist = await this._api.query.gearMessenger.waitlist(programId, messageId);
            const typedWaitlist = this._api.createType('Option<(GearCoreMessageStoredStoredDispatch, GearCommonStoragePrimitivesInterval)>', waitlist);
            return typedWaitlist.unwrapOr(null);
        }
        else {
            const keyPrefix = this._api.query.gearMessenger.waitlist.keyPrefix(programId);
            const keysPaged = await this._api.rpc.state.getKeysPaged(keyPrefix, numberOfMessages, keyPrefix);
            if (keysPaged.length === 0) {
                return [];
            }
            const waitlist = (await this._api.rpc.state.queryStorageAt(keysPaged));
            return waitlist.map((item) => {
                const typedItem = this._api.createType('Option<(GearCoreMessageStoredStoredDispatch, GearCommonStoragePrimitivesInterval)>', item);
                return typedItem.unwrapOr(null);
            });
        }
    }
}

export { GearWaitlist };