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feat: examples of agents (function calling), knowledge base (#44)
* feat: demo page with navbar * refactor: renamed package name ai-assistant -> openai-assistant * feat: examples of agents (function calling) * refactor: changed cors configuration * refactor: websocket configuration * feat: added document to the knowledge base * chore: release version 1.0.0
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,9 @@ | ||
| # OpenAI API Key | ||
| OPENAI_API_KEY= | ||
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| # Assistant ID - leave it empty if you don't have an assistant yet | ||
| ASSISTANT_ID= | ||
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| # Agents: | ||
| # ------------------------------------------------------------------- | ||
| # OpenWeather (Current Weather Data) | ||
| OPENWEATHER_API_KEY= |
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| @@ -1,6 +1,9 @@ | ||
| name: Demo deploy | ||
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| on: | ||
| push: | ||
| branches: | ||
| - preview | ||
| release: | ||
| types: [published] | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,9 +1,9 @@ | ||
| import { Module } from '@nestjs/common'; | ||
| import { GetAnimalAgent } from './get-animal.agent'; | ||
| import { AgentModule } from '@boldare/openai-assistant'; | ||
| import { WeatherModule } from './weather/weather.module'; | ||
| import { PokemonModule } from './pokemon/pokemon.module'; | ||
| import { CurrencyModule } from './currency/currency.module'; | ||
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| @Module({ | ||
| imports: [AgentModule], | ||
| providers: [GetAnimalAgent], | ||
| imports: [WeatherModule, PokemonModule, CurrencyModule], | ||
| }) | ||
| export class AgentsModule {} |
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| import { Module } from '@nestjs/common'; | ||
| import { GetCurrencyAgent } from './get-currency.agent'; | ||
| import { HttpModule } from '@nestjs/axios'; | ||
| import { CurrencyService } from './currency.service'; | ||
| import { AgentModule } from '@boldare/openai-assistant'; | ||
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| @Module({ | ||
| imports: [AgentModule, HttpModule], | ||
| providers: [CurrencyService, GetCurrencyAgent], | ||
| }) | ||
| export class CurrencyModule {} |
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| import { HttpException, Injectable, Logger } from '@nestjs/common'; | ||
| import { HttpService } from '@nestjs/axios'; | ||
| import { catchError, firstValueFrom } from 'rxjs'; | ||
| import { AxiosError } from 'axios'; | ||
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| @Injectable() | ||
| export class CurrencyService { | ||
| private readonly logger = new Logger(CurrencyService.name); | ||
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| constructor(private httpService: HttpService) {} | ||
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| async getExchangeRate(currency: string) { | ||
| const params = { from: currency }; | ||
| const { data } = await firstValueFrom( | ||
| this.httpService | ||
| .get('https://api.frankfurter.app/latest', { params }) | ||
| .pipe( | ||
| catchError((error: AxiosError) => { | ||
| const message = error?.response?.data || { | ||
| message: 'Unknown error', | ||
| }; | ||
| this.logger.error(message); | ||
| throw new HttpException(message, error?.response?.status || 500); | ||
| }), | ||
| ), | ||
| ); | ||
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| return data; | ||
| } | ||
| } |
56 changes: 56 additions & 0 deletions
56
apps/api/src/app/chat/agents/currency/get-currency.agent.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| import { Injectable } from '@nestjs/common'; | ||
| import { AssistantCreateParams } from 'openai/resources/beta'; | ||
| import { AgentBase, AgentData, AgentService } from '@boldare/openai-assistant'; | ||
| import { CurrencyService } from './currency.service'; | ||
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| @Injectable() | ||
| export class GetCurrencyAgent extends AgentBase { | ||
| override definition: AssistantCreateParams.AssistantToolsFunction = { | ||
| type: 'function', | ||
| function: { | ||
| name: this.constructor.name, | ||
| description: 'Get the current currency exchange rate.', | ||
| parameters: { | ||
| type: 'object', | ||
| properties: { | ||
| currency: { | ||
| type: 'string', | ||
| description: 'Currency code e.g. USD, EUR, GBP, etc.', | ||
| }, | ||
| }, | ||
| required: ['currency'], | ||
| }, | ||
| }, | ||
| }; | ||
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| constructor( | ||
| override readonly agentService: AgentService, | ||
| private readonly currencyService: CurrencyService, | ||
| ) { | ||
| super(agentService); | ||
| } | ||
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| override async output(data: AgentData): Promise<string> { | ||
| try { | ||
| // Parse the parameters from the input data | ||
| const params = JSON.parse(data.params); | ||
| const currency = params?.currency; | ||
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| // Check if the currency is provided | ||
| if (!currency) { | ||
| return 'No currency provided'; | ||
| } | ||
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| // Get the current currency exchange rate | ||
| const response = await this.currencyService.getExchangeRate(currency); | ||
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| // Return the result | ||
| return `The current exchange rate for ${currency} is: ${JSON.stringify( | ||
| response, | ||
| )}`; | ||
| } catch (errors) { | ||
| // Handle the errors | ||
| return `Invalid data: ${JSON.stringify(errors)}`; | ||
| } | ||
| } | ||
| } |
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