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Files
bot/packages/bot-engine/blocks/integrations/legacy/openai/getChatCompletionStream.ts
Baptiste Arnaud 5e019bbb22 Introducing The Forge (#1072)
The Forge allows anyone to easily create their own Typebot Block.

Closes #380
2023-12-13 10:22:02 +01:00

65 lines
2.0 KiB
TypeScript

import { Connection } from '@planetscale/database'
import { decryptV2 } from '@typebot.io/lib/api/encryption/decryptV2'
import { isNotEmpty } from '@typebot.io/lib/utils'
import {
ChatCompletionOpenAIOptions,
OpenAICredentials,
} from '@typebot.io/schemas/features/blocks/integrations/openai'
import { SessionState } from '@typebot.io/schemas/features/chat/sessionState'
import { OpenAIStream } from 'ai'
import { parseVariableNumber } from '@typebot.io/variables/parseVariableNumber'
import { ClientOptions, OpenAI } from 'openai'
import { defaultOpenAIOptions } from '@typebot.io/schemas/features/blocks/integrations/openai/constants'
export const getChatCompletionStream =
(conn: Connection) =>
async (
state: SessionState,
options: ChatCompletionOpenAIOptions,
messages: OpenAI.Chat.ChatCompletionMessageParam[]
) => {
if (!options.credentialsId) return
const credentials = (
await conn.execute('select data, iv from Credentials where id=?', [
options.credentialsId,
])
).rows.at(0) as { data: string; iv: string } | undefined
if (!credentials) {
console.error('Could not find credentials in database')
return
}
const { apiKey } = (await decryptV2(
credentials.data,
credentials.iv
)) as OpenAICredentials['data']
const { typebot } = state.typebotsQueue[0]
const temperature = parseVariableNumber(typebot.variables)(
options.advancedSettings?.temperature
)
const config = {
apiKey,
baseURL: options.baseUrl,
defaultHeaders: {
'api-key': apiKey,
},
defaultQuery: isNotEmpty(options.apiVersion)
? {
'api-version': options.apiVersion,
}
: undefined,
} satisfies ClientOptions
const openai = new OpenAI(config)
const response = await openai.chat.completions.create({
model: options.model ?? defaultOpenAIOptions.model,
temperature,
stream: true,
messages,
})
return OpenAIStream(response)
}