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import { Transaction as BsvTransaction, TransactionInput } from '@bsv/sdk'
import { entity, optionalArraysEqual, sdk, table, verifyId, verifyOneOrNone } from '../../../index.client'
import { EntityBase } from '.'
export class Transaction extends EntityBase<table.Transaction> {
/**
* @returns @bsv/sdk Transaction object from parsed rawTx.
* If rawTx is undefined, returns undefined.
*/
getBsvTx(): BsvTransaction | undefined {
if (!this.rawTx) return undefined
return BsvTransaction.fromBinary(this.rawTx)
}
/**
* @returns array of @bsv/sdk TransactionInput objects from parsed rawTx.
* If rawTx is undefined, an empty array is returned.
*/
getBsvTxIns(): TransactionInput[] {
const tx = this.getBsvTx()
if (!tx) return []
return tx.inputs
}
/**
* Returns an array of "known" inputs to this transaction which belong to the same userId.
* Uses both spentBy and rawTx inputs (if available) to locate inputs from among user's outputs.
* Not all transaction inputs correspond to prior dojo outputs.
*/
async getInputs(storage: entity.EntityStorage, trx?: sdk.TrxToken): Promise<table.Output[]> {
const inputs = await storage.findOutputs({ partial: { userId: this.userId, spentBy: this.id }, trx })
// Merge "inputs" by spentBy and userId
for (const input of this.getBsvTxIns()) {
//console.log(`getInputs of ${this.id}: ${input.txid()} ${input.txOutNum}`)
const pso = verifyOneOrNone(await storage.findOutputs({ partial: { userId: this.userId, txid: input.sourceTXID, vout: input.sourceOutputIndex }, trx }))
if (pso && !inputs.some(i => i.outputId === pso.outputId)) inputs.push(pso)
}
return inputs
}
constructor(api?: table.Transaction) {
const now = new Date()
super(
api || {
transactionId: 0,
created_at: now,
updated_at: now,
userId: 0,
txid: '',
status: 'unprocessed',
reference: '',
satoshis: 0,
description: '',
isOutgoing: false,
rawTx: undefined,
inputBEEF: undefined
}
)
}
override updateApi(): void {
/* nothing needed yet... */
}
get transactionId() {
return this.api.transactionId
}
set transactionId(v: number) {
this.api.transactionId = v
}
get created_at() {
return this.api.created_at
}
set created_at(v: Date) {
this.api.created_at = v
}
get updated_at() {
return this.api.updated_at
}
set updated_at(v: Date) {
this.api.updated_at = v
}
get version() {
return this.api.version
}
set version(v: number | undefined) {
this.api.version = v
}
get lockTime() {
return this.api.lockTime
}
set lockTime(v: number | undefined) {
this.api.lockTime = v
}
get isOutgoing() {
return this.api.isOutgoing
}
set isOutgoing(v: boolean) {
this.api.isOutgoing = v
}
get status() {
return this.api.status
}
set status(v: sdk.TransactionStatus) {
this.api.status = v
}
get userId() {
return this.api.userId
}
set userId(v: number) {
this.api.userId = v
}
get provenTxId() {
return this.api.provenTxId
}
set provenTxId(v: number | undefined) {
this.api.provenTxId = v
}
get satoshis() {
return this.api.satoshis
}
set satoshis(v: number) {
this.api.satoshis = v
}
get txid() {
return this.api.txid
}
set txid(v: string | undefined) {
this.api.txid = v
}
get reference() {
return this.api.reference
}
set reference(v: string) {
this.api.reference = v
}
get inputBEEF() {
return this.api.inputBEEF
}
set inputBEEF(v: number[] | undefined) {
this.api.inputBEEF = v
}
get description() {
return this.api.description
}
set description(v: string) {
this.api.description = v
}
get rawTx() {
return this.api.rawTx
}
set rawTx(v: number[] | undefined) {
this.api.rawTx = v
}
// Extended (computed / dependent entity) Properties
//get labels() { return this.api.labels }
//set labels(v: string[] | undefined) { this.api.labels = v }
override get id(): number {
return this.api.transactionId
}
override set id(v: number) {
this.api.transactionId = v
}
override get entityName(): string {
return 'ojoTransaction'
}
override get entityTable(): string {
return 'transactions'
}
override equals(ei: table.Transaction, syncMap?: entity.SyncMap | undefined): boolean {
const eo = this.toApi()
// Properties that are never updated
if (eo.transactionId !== (syncMap ? syncMap.transaction.idMap[verifyId(ei.transactionId)] : ei.transactionId) || eo.reference !== ei.reference) return false
if (
eo.version !== ei.version ||
eo.lockTime !== ei.lockTime ||
eo.isOutgoing !== ei.isOutgoing ||
eo.status !== ei.status ||
eo.satoshis !== ei.satoshis ||
eo.txid !== ei.txid ||
eo.description !== ei.description ||
!optionalArraysEqual(eo.rawTx, ei.rawTx) ||
!optionalArraysEqual(eo.inputBEEF, ei.inputBEEF)
)
return false
Iif (!eo.provenTxId !== !ei.provenTxId || (ei.provenTxId && eo.provenTxId !== (syncMap ? syncMap.transaction.idMap[verifyId(ei.provenTxId)] : ei.provenTxId))) return false
return true
}
static async mergeFind(storage: entity.EntityStorage, userId: number, ei: table.Transaction, syncMap: entity.SyncMap, trx?: sdk.TrxToken): Promise<{ found: boolean; eo: entity.Transaction; eiId: number }> {
const ef = verifyOneOrNone(await storage.findTransactions({ partial: { reference: ei.reference, userId }, trx }))
return {
found: !!ef,
eo: new entity.Transaction(ef || { ...ei }),
eiId: verifyId(ei.transactionId)
}
}
override async mergeNew(storage: entity.EntityStorage, userId: number, syncMap: entity.SyncMap, trx?: sdk.TrxToken): Promise<void> {
if (this.provenTxId) this.provenTxId = syncMap.provenTx.idMap[this.provenTxId]
this.userId = userId
this.transactionId = 0
this.transactionId = await storage.insertTransaction(this.toApi(), trx)
}
override async mergeExisting(storage: entity.EntityStorage, since: Date | undefined, ei: table.Transaction, syncMap: entity.SyncMap, trx?: sdk.TrxToken): Promise<boolean> {
let wasMerged = false
if (ei.updated_at > this.updated_at) {
// Properties that are never updated:
// transactionId
// userId
// reference
// Merged properties
this.version = ei.version
this.lockTime = ei.lockTime
this.isOutgoing = ei.isOutgoing
this.status = ei.status
this.provenTxId = ei.provenTxId ? syncMap.transaction.idMap[ei.provenTxId] : undefined
this.satoshis = ei.satoshis
this.txid = ei.txid
this.description = ei.description
this.rawTx = ei.rawTx
this.inputBEEF = ei.inputBEEF
this.updated_at = new Date()
await storage.updateTransaction(this.id, this.toApi(), trx)
wasMerged = true
}
return wasMerged
}
async getProvenTx(storage: entity.EntityStorage, trx?: sdk.TrxToken): Promise<entity.ProvenTx | undefined> {
if (!this.provenTxId) return undefined
const p = verifyOneOrNone(await storage.findProvenTxs({ partial: { provenTxId: this.provenTxId }, trx }))
if (!p) return undefined
return new entity.ProvenTx(p)
}
}
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