mirror of
https://github.com/fullstack-cash/bch-api.git
synced 2026-09-21 16:52:04 -07:00
feat(block): Created v5 Fulcrum /block endpoints in bch-api
This commit is contained in:
Daniel Gonzalez
+85
-110
@@ -55,8 +55,8 @@ class Electrum {
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this.router.get('/tx/data/:txid', this.getTransactionDetails)
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this.router.post('/tx/data', this.transactionDetailsBulk)
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this.router.post('/tx/broadcast', this.broadcastTransaction)
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// this.router.get('/block/headers/:height', this.getBlockHeaders)
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// this.router.post('/block/headers', this.blockHeadersBulk)
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this.router.get('/block/headers/:height', this.getBlockHeaders)
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this.router.post('/block/headers', this.blockHeadersBulk)
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// this.router.get('/transactions/:address', this.getTransactions)
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// this.router.post('/transactions', this.transactionsBulk)
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// this.router.get('/unconfirmed/:address', this.getMempool)
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@@ -633,63 +633,51 @@ class Electrum {
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*
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*
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* @apiExample Example usage:
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* curl -X GET "https://api.fullstack.cash/v5/electrumx/block/header/42?count=2" -H "accept: application/json"
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* curl -X GET "https://api.fullstack.cash/v5/electrumx/block/headers/42?count=2" -H "accept: application/json"
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*
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*/
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// GET handler for single block headers
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// async getBlockHeaders (req, res, next) {
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// try {
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// const height = Number(req.params.height)
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// const count = req.query.count === undefined ? 1 : Number(req.query.count)
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//
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// // Reject if height is not a number
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// if (Number.isNaN(height) || height < 0) {
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// res.status(400)
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// return res.json({
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// success: false,
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// error: 'height must be a positive number'
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// })
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// }
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//
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// // Reject if height is not a number
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// if (Number.isNaN(count) || count < 0) {
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// res.status(400)
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// return res.json({
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// success: false,
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// error: 'count must be a positive number'
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// })
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// }
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//
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// wlogger.debug(
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// 'Executing electrumx/getBlockHeaders with this height: ',
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// height
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// )
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//
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// // Get data from ElectrumX server.
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// const electrumResponse = await _this._blockHeadersFromElectrum(height, count)
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// // console.log(`_transactionDetailsFromElectrum(): ${JSON.stringify(electrumResponse, null, 2)}`)
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//
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// // Pass the error message if ElectrumX reports an error.
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// if (electrumResponse instanceof Error) {
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// res.status(400)
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// return res.json({
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// success: false,
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// error: electrumResponse.message
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// })
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// }
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//
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// res.status(200)
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// return res.json({
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// success: true,
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// headers: electrumResponse
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// })
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// } catch (err) {
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// // Write out error to error log.
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// wlogger.error('Error in elecrumx.js/getBlockHeader().', err)
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//
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// return _this.errorHandler(err, res)
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// }
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// }
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async getBlockHeaders (req, res, next) {
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try {
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const height = Number(req.params.height)
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const count = req.query.count === undefined ? 1 : Number(req.query.count)
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// Reject if height is not a number
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if (Number.isNaN(height) || height < 0) {
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res.status(400)
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return res.json({
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success: false,
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error: 'height must be a positive number'
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})
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}
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// Reject if height is not a number
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if (Number.isNaN(count) || count < 0) {
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res.status(400)
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return res.json({
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success: false,
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error: 'count must be a positive number'
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})
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}
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wlogger.debug(
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'Executing electrumx/getBlockHeaders with this height: ',
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height
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)
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const response = await _this.axios.get(
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`${_this.fulcrumApi}electrumx/block/headers/${height}?count=${count}`
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)
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res.status(200)
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return res.json(response.data)
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} catch (err) {
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// Write out error to error log.
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wlogger.error('Error in elecrumx.js/getBlockHeader().', err)
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return _this.errorHandler(err, res)
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}
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}
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/**
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* @api {post} /electrumx/block/headers Get block headers for an array of height + count pairs
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@@ -699,63 +687,50 @@ class Electrum {
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* Limited to 20 items per request.
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*
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* @apiExample Example usage:
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* curl -X POST "https://api.fullstack.cash/v5/electrumx/block/headers" -H "accept: application/json" -H "Content-Type: application/json" -d '{"heights":[{ "height": 42, count: 2 }, { "height": 100, count: 5 }]}'
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* curl -X POST "https://api.fullstack.cash/v5/electrumx/block/headers" -H "accept: application/json" -H "Content-Type: application/json" -d '{"heights":[{ "height": 42, "count": 2 }, { "height": 100, "count": 5 }]}'
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*
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*/
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// POST handler for bulk queries on block headers
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// async blockHeadersBulk (req, res, next) {
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// try {
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// const heights = req.body.heights
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//
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// // Reject if heights is not an array.
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// if (!Array.isArray(heights)) {
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// res.status(400)
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// return res.json({
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// success: false,
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// error: 'heights needs to be an array. Use GET for single height.'
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// })
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// }
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//
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// // Enforce array size rate limits
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// if (!_this.routeUtils.validateArraySize(req, heights)) {
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// res.status(400) // https://github.com/Bitcoin-com/rest.bitcoin.com/issues/330
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// return res.json({
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// success: false,
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// error: 'Array too large.'
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// })
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// }
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//
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// wlogger.debug(
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// 'Executing electrumx.js/blockHeadersBulk with these txids: ',
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// heights
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// )
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//
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// // Loops through each address and creates an array of Promises, querying
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// // the Electrum server in parallel.
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// const transactions = heights.map(async (obj) => {
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// const headers = await _this._blockHeadersFromElectrum(
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// obj.height,
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// obj.count
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// )
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//
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// return { headers }
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// })
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//
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// // Wait for all parallel Electrum requests to return.
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// const result = await Promise.all(transactions)
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//
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// // Return the array of retrieved transaction details.
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// res.status(200)
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// return res.json({
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// success: true,
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// headers: result
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// })
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// } catch (err) {
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// wlogger.error('Error in electrumx.js/blockHeadersBulk().', err)
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//
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// return _this.errorHandler(err, res)
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// }
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// }
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async blockHeadersBulk (req, res, next) {
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try {
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const heights = req.body.heights
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// Reject if heights is not an array.
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if (!Array.isArray(heights)) {
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res.status(400)
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return res.json({
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success: false,
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error: 'heights needs to be an array. Use GET for single height.'
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})
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}
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// Enforce array size rate limits
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if (!_this.routeUtils.validateArraySize(req, heights)) {
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res.status(400) // https://github.com/Bitcoin-com/rest.bitcoin.com/issues/330
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return res.json({
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success: false,
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error: 'Array too large.'
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})
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}
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wlogger.debug(
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'Executing electrumx.js/blockHeadersBulk with these txids: ',
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heights
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)
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const response = await _this.axios.post(
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`${_this.fulcrumApi}electrumx/block/headers`,
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{ heights }
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)
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res.status(200)
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return res.json(response.data)
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} catch (err) {
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wlogger.error('Error in electrumx.js/blockHeadersBulk().', err)
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return _this.errorHandler(err, res)
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}
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}
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// Returns a promise that resolves an array of transaction history for an
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// address. Expects input to be a cash address, and input validation to have
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