@langchain/community/dist/tools/gmail/get_message.cjs

Third-party integrations for LangChain.js

const require_rolldown_runtime = require('../../_virtual/rolldown_runtime.cjs');
const require_base = require('./base.cjs');
const require_descriptions = require('./descriptions.cjs');
const zod_v3 = require_rolldown_runtime.__toESM(require("zod/v3"));

//#region src/tools/gmail/get_message.ts
const getMessageSchema = zod_v3.z.object({ messageId: zod_v3.z.string() });
var GmailGetMessage = class extends require_base.GmailBaseTool {
	name = "gmail_get_message";
	schema = getMessageSchema;
	description = require_descriptions.GET_MESSAGE_DESCRIPTION;
	constructor(fields) {
		super(fields);
	}
	async _call(arg) {
		const { messageId } = arg;
		const gmail = await this.getGmailClient();
		const { data } = await gmail.users.messages.get({
			userId: "me",
			format: "full",
			id: messageId
		});
		if (!data) throw new Error("No data returned from Gmail");
		const { payload } = data;
		if (!payload) throw new Error("No payload returned from Gmail");
		const { headers } = payload;
		if (!headers) throw new Error("No headers returned from Gmail");
		const { subject, sender, body } = this.parseHeaderAndBody(payload);
		if (!subject) throw new Error("No subject returned from Gmail");
		if (!body) throw new Error("No body returned from Gmail");
		if (!sender) throw new Error("No from returned from Gmail");
		const to = headers.find((header) => header.name === "To");
		if (!to) throw new Error("No to returned from Gmail");
		const date = headers.find((header) => header.name === "Date");
		if (!date) throw new Error("No date returned from Gmail");
		const messageIdHeader = headers.find((header) => header.name === "Message-ID");
		if (!messageIdHeader) throw new Error("No message id returned from Gmail");
		return `Result for the prompt ${messageId} \n${JSON.stringify({
			subject: subject.value,
			body,
			from: sender.value,
			to: to.value,
			date: date.value,
			messageId: messageIdHeader.value
		})}`;
	}
};

//#endregion
exports.GmailGetMessage = GmailGetMessage;
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