feat(gmail): add create draft action

packages/backend/src/apps/gmail/actions/create-draft/index.js

@@ -0,0 +1,204 @@
+import defineAction from '../../../../helpers/define-action.js';
+
+export default defineAction({
+  name: 'Create draft',
+  key: 'createDraft',
+  description: 'Create a new draft email message.',
+  arguments: [
+    {
+      label: 'Subject',
+      key: 'subject',
+      type: 'string',
+      required: true,
+      description: '',
+      variables: true,
+    },
+    {
+      label: 'TOs',
+      key: 'tos',
+      type: 'dynamic',
+      required: false,
+      description: '',
+      fields: [
+        {
+          label: 'To',
+          key: 'to',
+          type: 'string',
+          required: false,
+          variables: true,
+        },
+      ],
+    },
+    {
+      label: 'CCs',
+      key: 'ccs',
+      type: 'dynamic',
+      required: false,
+      description: '',
+      fields: [
+        {
+          label: 'CC',
+          key: 'cc',
+          type: 'string',
+          required: false,
+          variables: true,
+        },
+      ],
+    },
+    {
+      label: 'BCCs',
+      key: 'bccs',
+      type: 'dynamic',
+      required: false,
+      description: '',
+      fields: [
+        {
+          label: 'BCC',
+          key: 'bcc',
+          type: 'string',
+          required: false,
+          variables: true,
+        },
+      ],
+    },
+    {
+      label: 'From',
+      key: 'from',
+      type: 'dropdown',
+      required: false,
+      description:
+        'Select an email address or alias from your Gmail Account. Defaults to the primary email address.',
+      variables: true,
+      source: {
+        type: 'query',
+        name: 'getDynamicData',
+        arguments: [
+          {
+            name: 'key',
+            value: 'listEmails',
+          },
+        ],
+      },
+    },
+    {
+      label: 'From Name',
+      key: 'fromName',
+      type: 'string',
+      required: false,
+      description: '',
+      variables: true,
+    },
+    {
+      label: 'Body Type',
+      key: 'bodyType',
+      type: 'dropdown',
+      required: false,
+      description: '',
+      variables: true,
+      options: [
+        {
+          label: 'plain',
+          value: 'plain',
+        },
+        {
+          label: 'html',
+          value: 'html',
+        },
+      ],
+    },
+    {
+      label: 'Body',
+      key: 'emailBody',
+      type: 'string',
+      required: true,
+      description: '',
+      variables: true,
+    },
+    {
+      label: 'Signature',
+      key: 'signature',
+      type: 'dropdown',
+      required: false,
+      description: '',
+      variables: true,
+      source: {
+        type: 'query',
+        name: 'getDynamicData',
+        arguments: [
+          {
+            name: 'key',
+            value: 'listSignatures',
+          },
+        ],
+      },
+    },
+  ],
+
+  async run($) {
+    const {
+      tos,
+      ccs,
+      bccs,
+      from,
+      fromName,
+      subject,
+      bodyType,
+      emailBody,
+      signature,
+    } = $.step.parameters;
+    const userId = $.auth.data.userId;
+
+    const allTos = tos?.map((entry) => entry.to);
+    const allCcs = ccs?.map((entry) => entry.cc);
+    const allBccs = bccs?.map((entry) => entry.bcc);
+    const contentType =
+      bodyType === 'html'
+        ? 'text/html; charset="UTF-8"'
+        : 'text/plain; charset="UTF-8"';
+
+    const email =
+      'From: ' +
+      fromName +
+      ' <' +
+      from +
+      '>' +
+      '\r\n' +
+      'To: ' +
+      allTos.join(',') +
+      '\r\n' +
+      'Cc: ' +
+      allCcs.join(',') +
+      '\r\n' +
+      'Bcc: ' +
+      allBccs.join(',') +
+      '\r\n' +
+      'Subject: ' +
+      subject +
+      '\r\n' +
+      'Content-Type: ' +
+      contentType +
+      '\r\n' +
+      '\r\n' +
+      emailBody +
+      '\r\n' +
+      '\r\n' +
+      signature;
+
+    const base64EncodedEmailBody = Buffer.from(email).toString('base64');
+
+    const body = {
+      message: {
+        raw: base64EncodedEmailBody,
+      },
+    };
+
+    const { data } = await $.http.post(
+      `/gmail/v1/users/${userId}/drafts`,
+      body
+    );
+
+    $.setActionItem({
+      raw: data,
+    });
+  },
+});

packages/backend/src/apps/gmail/actions/index.js

@@ -1,4 +1,5 @@
+import createDraft from './create-draft/index.js';
 import replyToEmail from './reply-to-email/index.js';
 import sendEmail from './send-email/index.js';
 
-export default [replyToEmail, sendEmail];
+export default [createDraft, replyToEmail, sendEmail];

packages/docs/pages/apps/gmail/actions.md

@@ -1,6 +1,8 @@
 ---
 favicon: /favicons/gmail.svg
 items:
+  - name: Create draft
+    desc: Create a new draft email message.
   - name: Reply to email
     desc: Respond to an email.
   - name: Send email