@nosana/kit/dist/utils/getStaticAccounts.js

Nosana KIT

/**
 * Gets the static accounts, initializing them if needed.
 * This function caches the result to avoid redundant PDA lookups.
 *
 * @param programsConfig - Programs configuration
 * @param solana - Solana service for PDA lookups
 * @param cache - Optional cache object to store the result (for memoization)
 * @returns Promise resolving to static accounts
 */
export async function getStaticAccounts(programsConfig, solana, cache) {
    // Return cached value if available
    if (cache?.value) {
        return cache.value;
    }
    // If we're already initializing, return the existing promise
    if (cache?.promise) {
        return cache.promise;
    }
    // Start initialization and store the promise
    const promise = (async () => {
        const staticAccounts = {
            rewardsReflection: await solana.pda(['reflection'], programsConfig.rewardsAddress),
            rewardsVault: await solana.pda([programsConfig.nosTokenAddress], programsConfig.rewardsAddress),
            rewardsProgram: programsConfig.rewardsAddress,
            jobsProgram: programsConfig.jobsAddress,
        };
        // Cache the result
        if (cache) {
            cache.value = staticAccounts;
            cache.promise = undefined;
        }
        return staticAccounts;
    })();
    if (cache) {
        cache.promise = promise;
    }
    return promise;
}
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