Seton Carmichael
a7886b5b2b
MCP server providing Microsoft Outlook integration via Graph API: - Email: list, search, read, send, thread reconstruction - Calendar: list, create, decline, cancel, delete events - Folders: list, create, move emails - Inbox rules: list, create, reorder - MSAL device code flow auth with persistent token cache - Test mode with mock data - Comprehensive README with setup, config, and tool reference 20 MCP tools across 5 modules. Node.js >= 14. MIT license.
100 lines
3.2 KiB
JavaScript
100 lines
3.2 KiB
JavaScript
/**
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* List emails functionality
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*/
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const config = require('../config');
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const { callGraphAPI } = require('../utils/graph-api');
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const { ensureAuthenticated } = require('../auth');
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const { buildODataFilter, buildDateFilter } = require('../utils/odata-helpers');
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const { resolveFolderPath } = require('./folder-utils');
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/**
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* List emails handler
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* @param {object} args - Tool arguments
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* @returns {object} - MCP response
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*/
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async function handleListEmails(args) {
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const folder = args.folder || "inbox";
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const count = Math.min(parseInt(args.count, 10) || 10, config.MAX_RESULT_COUNT);
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try {
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// Get access token
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const accessToken = await ensureAuthenticated();
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// Resolve folder path using the proper folder utilities
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const endpoint = await resolveFolderPath(accessToken, folder);
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// Add query parameters
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const queryParams = {
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$top: count,
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$orderby: 'receivedDateTime desc',
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$select: config.EMAIL_SELECT_FIELDS
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};
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// Add date filtering if specified
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const dateConditions = buildDateFilter(args.dateFrom, args.dateTo, args.dateRange);
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if (dateConditions.length > 0) {
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queryParams.$filter = buildODataFilter(dateConditions);
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}
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// Make API call
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const response = await callGraphAPI(accessToken, 'GET', endpoint, null, queryParams);
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if (!response.value || response.value.length === 0) {
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return {
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content: [{
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type: "text",
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text: `No emails found in ${folder}.`
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}]
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};
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}
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// Format results
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const emailList = response.value.map((email, index) => {
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const sender = email.from ? email.from.emailAddress : { name: 'Unknown', address: 'unknown' };
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const date = new Date(email.receivedDateTime).toLocaleString();
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const readStatus = email.isRead ? '' : '[UNREAD] ';
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const convLine = email.conversationId ? `ConversationID: ${email.conversationId}\n` : '';
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return `${index + 1}. ${readStatus}${date} - From: ${sender.name} (${sender.address})\nSubject: ${email.subject}\nID: ${email.id}\n${convLine}`;
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}).join("\n");
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// Build result message with date filter info
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let resultMessage = `Found ${response.value.length} emails in ${folder}`;
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if (args.dateRange) {
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resultMessage += ` (${args.dateRange})`;
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} else if (args.dateFrom || args.dateTo) {
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const dateInfo = [];
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if (args.dateFrom) dateInfo.push(`from: ${args.dateFrom}`);
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if (args.dateTo) dateInfo.push(`to: ${args.dateTo}`);
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resultMessage += ` (${dateInfo.join(', ')})`;
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}
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resultMessage += `:\n\n${emailList}`;
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return {
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content: [{
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type: "text",
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text: resultMessage
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}]
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};
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} catch (error) {
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if (error.message === 'Authentication required') {
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return {
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content: [{
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type: "text",
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text: "Authentication required. Please use the 'authenticate' tool first."
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}]
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};
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}
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return {
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content: [{
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type: "text",
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text: `Error listing emails: ${error.message}`
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}]
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};
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}
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}
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module.exports = handleListEmails;
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