@ledgerhq/live-common/lib-es/bridge/syncSessionManager/index.js

Common ground for the Ledger Live apps

import { log } from "@ledgerhq/logs";
// Session manager factory to track global sync sessions (Accounts)
export function createSyncSessionManager(trackAnalytics) {
    let current = null;
    let hasTrackedInitial = false;
    const start = (ids, reason) => {
        if (reason === "initial" && hasTrackedInitial)
            return;
        current = {
            reason,
            startTime: Date.now(),
            accountIds: ids,
            remaining: new Set(ids),
            errorsCount: 0,
        };
        logSyncSession("started", { reason, accounts: ids.length });
    };
    /**
     *
     * @param accountId - the account id that has completed sync
     * @param accounts - the accounts that will be synced
     * @param hadError - whether the account sync had an error
     *
     */
    const onAccountSyncDone = (accountId, accounts, hadError = false) => {
        if (!current)
            return;
        current.remaining.delete(accountId);
        if (hadError) {
            current.errorsCount += 1;
        }
        if (current.remaining.size === 0) {
            trackSessionAnalytics(trackAnalytics, current, accounts);
            if (current.reason === "initial") {
                hasTrackedInitial = true;
            }
            current = null;
        }
    };
    return { start, onAccountSyncDone };
}
export function getTotalOperations(accounts) {
    return accounts.reduce((sum, acc) => sum + acc.operationsCount, 0);
}
export function getUniqueChains(accounts) {
    return [...new Set(accounts.map(acc => acc.currency.name))];
}
export function trackSessionAnalytics(trackAnalytics, session, accounts) {
    const duration = (Date.now() - session.startTime) / 1000;
    const totalOps = getTotalOperations(accounts);
    const chains = getUniqueChains(accounts);
    trackAnalytics("SyncSuccessAllAccounts", {
        duration,
        accountsCount: accounts.length,
        operationsCount: totalOps,
        chains,
        reason: session.reason,
        syncWithErrors: session.errorsCount,
    });
    logSyncSession("finished", { reason: session.reason, duration: `${duration}s` });
}
function logSyncSession(event, data) {
    const serialized = Object.entries(data)
        .map(([key, value]) => `${key}=${value}`)
        .join(", ");
    log("bridge", `SyncSession ${event} ${serialized}`);
}
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