Initial commit

skills/google-workspace/gmail/read_message.js

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+#!/usr/bin/env node
+
+/**
+ * Read Gmail Message
+ *
+ * Usage: node read_message.js <account> <message-id>
+ *
+ * Examples:
+ *   node read_message.js psd 18d1234567890abc
+ */
+
+const { google } = require('googleapis');
+const path = require('path');
+const { getAuthClient } = require(path.join(__dirname, '..', 'auth', 'token_manager'));
+
+async function readMessage(account, messageId) {
+  const auth = await getAuthClient(account);
+  const gmail = google.gmail({ version: 'v1', auth });
+
+  const response = await gmail.users.messages.get({
+    userId: 'me',
+    id: messageId,
+    format: 'full',
+  });
+
+  const message = response.data;
+  const headers = message.payload.headers;
+
+  const getHeader = (name) => {
+    const header = headers.find(h => h.name.toLowerCase() === name.toLowerCase());
+    return header ? header.value : '';
+  };
+
+  // Extract body
+  let body = '';
+  let htmlBody = '';
+
+  function extractBody(payload) {
+    if (payload.body && payload.body.data) {
+      const decoded = Buffer.from(payload.body.data, 'base64').toString('utf8');
+      if (payload.mimeType === 'text/plain') {
+        body = decoded;
+      } else if (payload.mimeType === 'text/html') {
+        htmlBody = decoded;
+      }
+    }
+
+    if (payload.parts) {
+      for (const part of payload.parts) {
+        extractBody(part);
+      }
+    }
+  }
+
+  extractBody(message.payload);
+
+  // Get attachments info
+  const attachments = [];
+  function findAttachments(payload) {
+    if (payload.filename && payload.body && payload.body.attachmentId) {
+      attachments.push({
+        filename: payload.filename,
+        mimeType: payload.mimeType,
+        size: payload.body.size,
+        attachmentId: payload.body.attachmentId,
+      });
+    }
+    if (payload.parts) {
+      for (const part of payload.parts) {
+        findAttachments(part);
+      }
+    }
+  }
+
+  findAttachments(message.payload);
+
+  return {
+    success: true,
+    account,
+    message: {
+      id: message.id,
+      threadId: message.threadId,
+      from: getHeader('From'),
+      to: getHeader('To'),
+      cc: getHeader('Cc'),
+      subject: getHeader('Subject'),
+      date: getHeader('Date'),
+      body: body || htmlBody,
+      isHtml: !body && !!htmlBody,
+      labels: message.labelIds,
+      attachments,
+    },
+    metadata: {
+      timestamp: new Date().toISOString(),
+    }
+  };
+}
+
+// CLI interface
+async function main() {
+  const [account, messageId] = process.argv.slice(2);
+
+  if (!account || !messageId) {
+    console.error(JSON.stringify({
+      error: 'Missing arguments',
+      usage: 'node read_message.js <account> <message-id>'
+    }));
+    process.exit(1);
+  }
+
+  try {
+    const result = await readMessage(account, messageId);
+    console.log(JSON.stringify(result, null, 2));
+  } catch (error) {
+    console.error(JSON.stringify({
+      error: error.message,
+      account,
+      messageId,
+    }));
+    process.exit(1);
+  }
+}
+
+main();
+
+module.exports = { readMessage };