@n8n/n8n-nodes-langchain
Version:
106 lines • 3.99 kB
JavaScript
;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var LmChatLemonade_node_exports = {};
__export(LmChatLemonade_node_exports, {
LmChatLemonade: () => LmChatLemonade
});
module.exports = __toCommonJS(LmChatLemonade_node_exports);
var import_openai = require("@langchain/openai");
var import_n8n_workflow = require("n8n-workflow");
var import_sharedFields = require("../../../utils/sharedFields");
var import_description = require("../LMLemonade/description");
var import_n8nLlmFailedAttemptHandler = require("../n8nLlmFailedAttemptHandler");
var import_N8nLlmTracing = require("../N8nLlmTracing");
class LmChatLemonade {
constructor() {
this.description = {
displayName: "Lemonade Chat Model",
name: "lmChatLemonade",
icon: "file:lemonade.svg",
group: ["transform"],
version: 1,
description: "Language Model Lemonade Chat",
defaults: {
name: "Lemonade Chat Model"
},
codex: {
categories: ["AI"],
subcategories: {
AI: ["Language Models", "Root Nodes"],
"Language Models": ["Chat Models (Recommended)"]
},
resources: {
primaryDocumentation: [
{
url: "https://docs.n8n.io/integrations/builtin/cluster-nodes/sub-nodes/n8n-nodes-langchain.lmchatlemonade/"
}
]
}
},
inputs: [],
outputs: [import_n8n_workflow.NodeConnectionTypes.AiLanguageModel],
outputNames: ["Model"],
...import_description.lemonadeDescription,
properties: [
(0, import_sharedFields.getConnectionHintNoticeField)([import_n8n_workflow.NodeConnectionTypes.AiChain, import_n8n_workflow.NodeConnectionTypes.AiAgent]),
import_description.lemonadeModel,
import_description.lemonadeOptions
]
};
}
async supplyData(itemIndex) {
const credentials = await this.getCredentials("lemonadeApi");
const modelName = this.getNodeParameter("model", itemIndex);
const options = this.getNodeParameter("options", itemIndex, {});
const processedOptions = {
...options,
maxTokens: options.maxTokens && options.maxTokens > 0 ? options.maxTokens : void 0,
stop: void 0
// Will be set below if options.stop exists
};
if (options.stop) {
const stopSequences = options.stop.split(",").map((s) => s.trim()).filter((s) => s.length > 0);
processedOptions.stop = stopSequences.length > 0 ? stopSequences : void 0;
}
const configuration = {
baseURL: credentials.baseUrl
};
if (credentials.apiKey) {
configuration.defaultHeaders = {
Authorization: `Bearer ${credentials.apiKey}`
};
}
const model = new import_openai.ChatOpenAI({
apiKey: credentials.apiKey || "lemonade-placeholder-key",
model: modelName,
...processedOptions,
configuration,
callbacks: [new import_N8nLlmTracing.N8nLlmTracing(this)],
onFailedAttempt: (0, import_n8nLlmFailedAttemptHandler.makeN8nLlmFailedAttemptHandler)(this)
});
return {
response: model
};
}
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
LmChatLemonade
});
//# sourceMappingURL=LmChatLemonade.node.js.map