4ce395889d
* cache or remove unecessary calls to lnd * avoid redundant grpc calls in state machine * store preimage whenever available * enhancements post self-code review * small refinements * fixes * fix lnurl-verify * prevent wallet logger throwing on idb close * fix promise in race while waiting for payment
27 lines
639 B
JavaScript
27 lines
639 B
JavaScript
import { isServiceEnabled } from '@/lib/sndev'
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import { cachedFetcher } from '@/lib/fetch'
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import { getHeight } from 'ln-service'
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const getBlockHeight = cachedFetcher(async ({ lnd }) => {
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try {
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const { current_block_height: height } = await getHeight({ lnd })
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return height
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} catch (err) {
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console.error('getBlockHeight', err)
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return 0
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}
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}, {
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maxSize: 1,
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cacheExpiry: 60 * 1000, // 1 minute
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forceRefreshThreshold: 0
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})
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export default {
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Query: {
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blockHeight: async (parent, opts, { lnd }) => {
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if (!isServiceEnabled('payments')) return 0
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return await getBlockHeight({ lnd }) || 0
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}
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}
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}
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