mirror of
https://github.com/benjamin-wilson/public-pool.git
synced 2026-09-29 17:15:03 -07:00
postgres init
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@@ -1,14 +1,9 @@
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import { Column, Entity, Index, PrimaryColumn } from 'typeorm';
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import { DateTimeTransformer } from '../utils/DateTimeTransformer';
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import { TrackedEntity } from '../utils/TrackedEntity.entity';
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//https://www.sqlite.org/withoutrowid.html
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//The WITHOUT ROWID optimization is likely to be helpful for tables that have non-integer
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// or composite (multi-column) PRIMARY KEYs and that do not store large strings or BLOBs.
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//WITHOUT ROWID tables work best when individual rows are not too large.
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@Entity({ withoutRowid: true })
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@Entity()
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@Index(['address', 'clientName', 'sessionId'], { unique: true })
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export class ClientEntity extends TrackedEntity {
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@@ -28,13 +23,13 @@ export class ClientEntity extends TrackedEntity {
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@Column({ type: 'datetime', transformer: new DateTimeTransformer() })
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@Column({ type: 'timestamp' })
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startTime: Date;
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@Column({ type: 'real', default: 0 })
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@Column({ type: 'decimal', default: 0 })
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bestDifficulty: number
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@Column({ default: 0 })
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@Column({ default: 0, type: 'decimal' })
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hashRate: number;
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}
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@@ -1,8 +1,6 @@
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import { Injectable } from '@nestjs/common';
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import { Interval } from '@nestjs/schedule';
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import { InjectRepository } from '@nestjs/typeorm';
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import { BehaviorSubject, firstValueFrom } from 'rxjs';
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import { ObjectLiteral, Repository } from 'typeorm';
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import { Repository } from 'typeorm';
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import { ClientEntity } from './client.entity';
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@@ -12,8 +10,6 @@ import { ClientEntity } from './client.entity';
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export class ClientService {
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public insertQueue: { result: BehaviorSubject<ObjectLiteral | null>, partialClient: Partial<ClientEntity> }[] = [];
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constructor(
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@InjectRepository(ClientEntity)
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@@ -22,26 +18,13 @@ export class ClientService {
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}
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@Interval(1000 * 5)
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public async insertClients() {
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const queueCopy = [...this.insertQueue];
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this.insertQueue = [];
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const results = await this.clientRepository.insert(queueCopy.map(c => c.partialClient));
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queueCopy.forEach((c, index) => {
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c.result.next(results.generatedMaps[index]);
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});
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}
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public async killDeadClients() {
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var fiveMinutes = new Date(new Date().getTime() - (5 * 60 * 1000)).toISOString();
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return await this.clientRepository
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.createQueryBuilder()
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.update(ClientEntity)
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.set({ deletedAt: () => "DATETIME('now')" })
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.where("deletedAt IS NULL AND updatedAt < DATETIME(:fiveMinutes)", { fiveMinutes })
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.set({ deletedAt: () => "NOW()" })
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.where("deletedAt IS NULL AND updatedAt < NOW() + interval '5 minutes' ")
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.execute();
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}
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@@ -55,19 +38,11 @@ export class ClientService {
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public async insert(partialClient: Partial<ClientEntity>): Promise<ClientEntity> {
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const result = new BehaviorSubject(null);
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this.insertQueue.push({ result, partialClient });
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// const insertResult = await this.clientRepository.insert(partialClient);
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const generatedMap = await firstValueFrom(result);
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const insertResult = await this.clientRepository.insert(partialClient);
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const client = {
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...partialClient,
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...generatedMap
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...insertResult.generatedMaps[0]
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};
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return client as ClientEntity;
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