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Merge pull request #48 from 0LNetworkCommunity/feat/accounts
Feat: New Accounts Page
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| import { Field, ObjectType, Int, Float } from "@nestjs/graphql"; | ||
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| export interface CumulativeShareInput { | ||
| amount: number; | ||
| percentage: number; | ||
| } | ||
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| @ObjectType() | ||
| export class CumulativeShare { | ||
| @Field(() => Float) | ||
| public amount: number; | ||
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| @Field(() => Float) | ||
| public percentage: number; | ||
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| public constructor(input: CumulativeShareInput) { | ||
| this.amount = input.amount; | ||
| this.percentage = input.percentage; | ||
| } | ||
| } | ||
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| export interface TopAccountInput { | ||
| rank: number; | ||
| address: string; | ||
| publicName: string; | ||
| balance: number; | ||
| cumulativeShare: CumulativeShare; | ||
| } | ||
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| @ObjectType() | ||
| export class TopAccount { | ||
| @Field(() => Int) | ||
| public rank: number; | ||
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| @Field() | ||
| public address: string; | ||
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| @Field() | ||
| public publicName: string; | ||
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| @Field(() => Float) | ||
| public balance: number; | ||
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| @Field(() => CumulativeShare) | ||
| public cumulativeShare: CumulativeShare; | ||
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| public constructor(input: TopAccountInput) { | ||
| this.rank = input.rank; | ||
| this.address = input.address; | ||
| this.publicName = input.publicName; | ||
| this.balance = input.balance; | ||
| this.cumulativeShare = input.cumulativeShare; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| import { InjectQueue, Processor, WorkerHost } from "@nestjs/bullmq"; | ||
| import { OnModuleInit } from "@nestjs/common"; | ||
| import { Job, Queue } from "bullmq"; | ||
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| import { AccountsService } from "./accounts.service.js"; | ||
| import { redisClient } from "../../redis/redis.service.js"; | ||
| import { TOP_BALANCE_ACCOUNTS_CACHE_KEY } from "../constants.js"; | ||
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| @Processor("accounts") | ||
| export class AccountsProcessor extends WorkerHost implements OnModuleInit { | ||
| public constructor( | ||
| @InjectQueue("accounts") | ||
| private readonly accountsQueue: Queue, | ||
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| private readonly accountsService: AccountsService, | ||
| ) { | ||
| super(); | ||
| } | ||
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| public async onModuleInit() { | ||
| await this.accountsQueue.add("updateAccountsCache", undefined, { | ||
| repeat: { | ||
| every: 60 * 60 * 1_000, // 1 hour | ||
| }, | ||
| }); | ||
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| // Execute the job immediately on startup | ||
| await this.updateAccountsCache(); | ||
| } | ||
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| public async process(job: Job<void, any, string>) { | ||
| switch (job.name) { | ||
| case "updateAccountsCache": | ||
| await this.updateAccountsCache(); | ||
| break; | ||
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| default: | ||
| throw new Error(`invalid job name ${job.name}`); | ||
| } | ||
| } | ||
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| private async updateAccountsCache() { | ||
| const accounts = await this.accountsService.getTopBalanceAccounts(100); | ||
| await redisClient.set( | ||
| TOP_BALANCE_ACCOUNTS_CACHE_KEY, | ||
| JSON.stringify(accounts), | ||
| ); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| import { Query, Resolver, Args } from "@nestjs/graphql"; | ||
| import { Inject } from "@nestjs/common"; | ||
| import { ServiceUnavailableException } from "@nestjs/common"; | ||
| import { ConfigService } from "@nestjs/config"; | ||
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| import { CumulativeShare, TopAccount } from "./accounts.model.js"; | ||
| import { AccountsService } from "./accounts.service.js"; | ||
| import { redisClient } from "../../redis/redis.service.js"; | ||
| import { TOP_BALANCE_ACCOUNTS_CACHE_KEY } from "../constants.js"; | ||
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| @Resolver(() => TopAccount) | ||
| export class AccountsResolver { | ||
| private readonly cacheEnabled: boolean; | ||
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| public constructor( | ||
| @Inject(AccountsService) | ||
| private readonly accountsService: AccountsService, | ||
| config: ConfigService, | ||
| ) { | ||
| this.cacheEnabled = config.get<boolean>("cacheEnabled")!; | ||
| } | ||
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| @Query(() => [TopAccount]) | ||
| async getTopAccounts( | ||
| @Args("limit", { type: () => Number, defaultValue: 100 }) limit: number, | ||
| ): Promise<TopAccount[]> { | ||
| // Check if caching is enabled and the query is not present | ||
| if (this.cacheEnabled) { | ||
| const cachedAccounts = await redisClient.get( | ||
| TOP_BALANCE_ACCOUNTS_CACHE_KEY, | ||
| ); | ||
| if (cachedAccounts) { | ||
| const accounts = JSON.parse(cachedAccounts); | ||
| return accounts.slice(0, limit).map( | ||
| (account: any) => | ||
| new TopAccount({ | ||
| rank: account.rank, | ||
| address: account.address, | ||
| publicName: account.publicName, | ||
| balance: account.balance, | ||
| cumulativeShare: new CumulativeShare(account.cumulativeShare), | ||
| }), | ||
| ); | ||
| } | ||
| throw new ServiceUnavailableException("Cache not ready"); | ||
| } | ||
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| // If cache is not enabled, get data from the service | ||
| const accounts = await this.accountsService.getTopBalanceAccounts(limit); | ||
| return accounts.map( | ||
| (account) => | ||
| new TopAccount({ | ||
| rank: account.rank, | ||
| address: account.address, | ||
| publicName: account.publicName, | ||
| balance: account.balance, | ||
| cumulativeShare: new CumulativeShare(account.cumulativeShare), | ||
| }), | ||
| ); | ||
| } | ||
| } |
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