Create new library currency-converter
npm run -- nx g @nrwl/nest:lib currency-converter/server
endy@endy-virtual-machine:~/Projects/current/kaufman-bot$ npm run -- nx g @nrwl/nest:lib currency-converter/server
> kaufman-bot@0.0.0 nx
> nx "g" "@nrwl/nest:lib" "currency-converter/server"
CREATE libs/currency-converter/server/README.md
CREATE libs/currency-converter/server/.babelrc
CREATE libs/currency-converter/server/src/index.ts
CREATE libs/currency-converter/server/tsconfig.json
CREATE libs/currency-converter/server/tsconfig.lib.json
UPDATE tsconfig.base.json
CREATE libs/currency-converter/server/project.json
UPDATE workspace.json
CREATE libs/currency-converter/server/.eslintrc.json
CREATE libs/currency-converter/server/jest.config.js
CREATE libs/currency-converter/server/tsconfig.spec.json
CREATE libs/currency-converter/server/src/lib/currency-converter-server.module.ts
Create new library html-scraper
npm run -- nx g @nrwl/nest:lib html-scraper/server
endy@endy-virtual-machine:~/Projects/current/kaufman-bot$ npm run -- nx g @nrwl/nest:lib html-scraper/server
> kaufman-bot@0.0.0 nx
> nx "g" "@nrwl/nest:lib" "html-scraper/server"
CREATE libs/html-scraper/server/README.md
CREATE libs/html-scraper/server/.babelrc
CREATE libs/html-scraper/server/src/index.ts
CREATE libs/html-scraper/server/tsconfig.json
CREATE libs/html-scraper/server/tsconfig.lib.json
UPDATE tsconfig.base.json
CREATE libs/html-scraper/server/project.json
UPDATE workspace.json
CREATE libs/html-scraper/server/.eslintrc.json
CREATE libs/html-scraper/server/jest.config.js
CREATE libs/html-scraper/server/tsconfig.spec.json
CREATE libs/html-scraper/server/src/lib/html-scraper-server.module.ts
Copy exists scraper module to libs/html-scraper/server
cp -Rf ./libs/plugins/server/src/lib/scraper/* ./libs/html-scraper/server/src/lib
rm -r ./libs/html-scraper/server/src/lib/html-scraper-server.module.ts
npm run generate
Change imports in apps/server/src/app/app.module.ts
import { ScraperModule } from '@kaufman-bot/html-scraper/server';
import { Module } from '@nestjs/common';
import env from 'env-var';
import { TelegrafModule } from 'nestjs-telegraf';
import { AppController } from './app.controller';
import { AppService } from './app.service';
@Module({
imports: [
TelegrafModule.forRoot({
token: env.get('TELEGRAM_BOT_TOKEN').required().asString(),
}),
ScraperModule.forRoot({
contentSelector:
'#__next > div:nth-child(2) > div.fluid-container__BaseFluidContainer-qoidzu-0.gJBOzk > section > div:nth-child(2) > div > main > form > div:nth-child(2) > div:nth-child(1) > p.result__BigRate-sc-1bsijpp-1.iGrAod',
help: 'Scraper help message',
spyWords: ['scraper'],
removeWords: ['to', 'convert', 'please'],
uri: 'https://www.xe.com/currencyconverter/convert/?Amount={{TEXT1}}&From={{TEXT2}}&To={{TEXT3}}',
}),
],
controllers: [AppController],
providers: [AppService],
})
export class AppModule {}
Change imports in apps/server/src/app/app.service.ts
import { ScraperService } from '@kaufman-bot/html-scraper/server';
import { Injectable, Logger } from '@nestjs/common';
import { Hears, Help, Message, On, Start, Update } from 'nestjs-telegraf';
import { Context } from 'telegraf';
@Update()
@Injectable()
export class AppService {
private readonly logger = new Logger(AppService.name);
constructor(private readonly scraperService: ScraperService) {}
getData(): { message: string } {
return { message: 'Welcome to server!' };
}
@Start()
async startCommand(ctx: Context) {
await ctx.reply('Welcome');
}
@Help()
async helpCommand(ctx: Context) {
await ctx.reply('Send me a sticker');
}
@On('sticker')
async onSticker(ctx: Context) {
await ctx.reply('👍');
}
@Hears('hi')
async hearsHi(ctx: Context) {
await ctx.reply('Hey there');
}
@On('text')
async onMessage(@Message() msg) {
try {
const scraperReplayMessage = await this.scraperService.onMessage(msg);
return scraperReplayMessage;
} catch (err) {
this.logger.error(err, err.stack);
}
}
}
Remove old library
npm run -- nx g @nrwl/workspace:remove plugins-server
npm run generate
Install needed libraries
npm i --save class-validator-multi-lang class-transformer-global-storage
endy@endy-virtual-machine:~/Projects/current/kaufman-bot$ npm i --save class-validator-multi-lang class-transformer-global-storage
added 4 packages, and audited 888 packages in 4s
109 packages are looking for funding
run `npm fund` for details
found 0 vulnerabilities
Create new service libs/currency-converter/server/src/lib/currency-converter-services/currency-converter.service.ts
import { ScraperService } from '@kaufman-bot/html-scraper/server';
import { Injectable } from '@nestjs/common';
@Injectable()
export class CurrencyConverterService {
constructor(private readonly scraperService: ScraperService) {}
async onMessage(msg) {
const result = await this.scraperService.onMessage(msg);
if (result && /^[.,0-9]+$/.test(result.split(' ')[0])) {
return result.split(' ')[0];
}
return result;
}
}
Create new module libs/currency-converter/server/src/lib/currency-converter.module.ts
import { ScraperModule } from '@kaufman-bot/html-scraper/server';
import { DynamicModule, Module } from '@nestjs/common';
import { getText } from 'class-validator-multi-lang';
import { CurrencyConverterService } from './currency-converter-services/currency-converter.service';
@Module({})
export class CurrencyConverterModule {
static forRoot(): DynamicModule {
return {
module: CurrencyConverterModule,
imports: [
ScraperModule.forRoot({
contentSelector:
'#__next > div:nth-child(2) > div.fluid-container__BaseFluidContainer-qoidzu-0.gJBOzk > section > div:nth-child(2) > div > main > form > div:nth-child(2) > div:nth-child(1) > p.result__BigRate-sc-1bsijpp-1.iGrAod',
help: getText('Currency converter'),
spyWords: [getText('convert')],
removeWords: [getText('to'), getText('please')],
uri: 'https://www.xe.com/currencyconverter/convert/?Amount={{TEXT1}}&From={{TEXT2}}&To={{TEXT3}}',
}),
],
providers: [CurrencyConverterService],
exports: [ScraperModule, CurrencyConverterService],
};
}
}
Add new files to index.ts in libraries and prepare translate words
npm run generate
Update apps/server/src/app/app.module.ts
import { CurrencyConverterModule } from '@kaufman-bot/currency-converter/server';
import { Module } from '@nestjs/common';
import env from 'env-var';
import { TelegrafModule } from 'nestjs-telegraf';
import { AppController } from './app.controller';
import { AppService } from './app.service';
@Module({
imports: [
TelegrafModule.forRoot({
token: env.get('TELEGRAM_BOT_TOKEN').required().asString(),
}),
CurrencyConverterModule.forRoot(),
],
controllers: [AppController],
providers: [AppService],
})
export class AppModule {}
Update apps/server/src/app/app.service.ts
import { CurrencyConverterService } from '@kaufman-bot/currency-converter/server';
import { Injectable, Logger } from '@nestjs/common';
import { Hears, Help, Message, On, Start, Update } from 'nestjs-telegraf';
import { Context } from 'telegraf';
@Update()
@Injectable()
export class AppService {
private readonly logger = new Logger(AppService.name);
constructor(
private readonly currencyConverterService: CurrencyConverterService
) {}
getData(): { message: string } {
return { message: 'Welcome to server!' };
}
@Start()
async startCommand(ctx: Context) {
await ctx.reply('Welcome');
}
@Help()
async helpCommand(ctx: Context) {
await ctx.reply('Send me a sticker');
}
@On('sticker')
async onSticker(ctx: Context) {
await ctx.reply('👍');
}
@Hears('hi')
async hearsHi(ctx: Context) {
await ctx.reply('Hey there');
}
@On('text')
async onMessage(@Message() msg) {
try {
const replayMessage = await this.currencyConverterService.onMessage(msg);
return replayMessage;
} catch (err) {
this.logger.error(err, err.stack);
}
}
}
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