feat(gmail): add reply to email action

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

@@ -0,0 +1,4 @@
+import replyToEmail from './reply-to-email/index.js';
+import sendEmail from './send-email/index.js';
+
+export default [replyToEmail, sendEmail];

packages/backend/src/apps/gmail/actions/reply-to-email/index.js

@@ -0,0 +1,228 @@
+import defineAction from '../../../../helpers/define-action.js';
+
+export default defineAction({
+  name: 'Reply to email',
+  key: 'replyToEmail',
+  description: 'Respond to an email.',
+  arguments: [
+    {
+      label: 'Thread',
+      key: 'threadId',
+      type: 'dropdown',
+      required: false,
+      description: '',
+      variables: true,
+      source: {
+        type: 'query',
+        name: 'getDynamicData',
+        arguments: [
+          {
+            name: 'key',
+            value: 'listThreads',
+          },
+        ],
+      },
+    },
+    {
+      label: 'TOs',
+      key: 'tos',
+      type: 'dynamic',
+      required: false,
+      description: 'Who will receive this email?',
+      fields: [
+        {
+          label: 'To',
+          key: 'to',
+          type: 'string',
+          required: false,
+          variables: true,
+        },
+      ],
+    },
+    {
+      label: 'CCs',
+      key: 'ccs',
+      type: 'dynamic',
+      required: false,
+      description:
+        'Who else needs to be included in the CC field of this email?',
+      fields: [
+        {
+          label: 'CC',
+          key: 'cc',
+          type: 'string',
+          required: false,
+          variables: true,
+        },
+      ],
+    },
+    {
+      label: 'BCCs',
+      key: 'bccs',
+      type: 'dynamic',
+      required: false,
+      description:
+        'Who else needs to be included in the BCC field of this email?',
+      fields: [
+        {
+          label: 'BCC',
+          key: 'bcc',
+          type: 'string',
+          required: false,
+          variables: true,
+        },
+      ],
+    },
+    {
+      label: 'From',
+      key: 'from',
+      type: 'dropdown',
+      required: false,
+      description:
+        'Choose an email address or alias from your Gmail Account. This 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: 'Reply To',
+      key: 'replyTo',
+      type: 'string',
+      required: false,
+      description: 'Specify a single reply address other than your own.',
+      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: 'Label',
+      key: 'labelId',
+      type: 'dropdown',
+      required: false,
+      description: '',
+      variables: true,
+      source: {
+        type: 'query',
+        name: 'getDynamicData',
+        arguments: [
+          {
+            name: 'key',
+            value: 'listLabels',
+          },
+        ],
+      },
+    },
+  ],
+
+  async run($) {
+    const {
+      tos,
+      ccs,
+      bccs,
+      from,
+      fromName,
+      replyTo,
+      threadId,
+      bodyType,
+      emailBody,
+      labelId,
+    } = $.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' +
+      'In-Reply-To: ' +
+      threadId +
+      '\r\n' +
+      'References: ' +
+      threadId +
+      '\r\n' +
+      'Reply-To: ' +
+      replyTo +
+      '\r\n' +
+      'To: ' +
+      allTos.join(',') +
+      '\r\n' +
+      'Cc: ' +
+      allCcs.join(',') +
+      '\r\n' +
+      'Bcc: ' +
+      allBccs.join(',') +
+      '\r\n' +
+      'Content-Type: ' +
+      contentType +
+      '\r\n' +
+      '\r\n' +
+      emailBody;
+
+    const base64EncodedEmailBody = Buffer.from(email).toString('base64');
+
+    const body = {
+      threadId: threadId,
+      labelIds: [labelId],
+      raw: base64EncodedEmailBody,
+    };
+
+    const { data } = await $.http.post(
+      `/gmail/v1/users/${userId}/messages/send`,
+      body
+    );
+
+    $.setActionItem({
+      raw: data,
+    });
+  },
+});

packages/backend/src/apps/gmail/actions/send-email/index.js

@@ -0,0 +1,234 @@
+import defineAction from '../../../../helpers/define-action.js';
+
+export default defineAction({
+  name: 'Send email',
+  key: 'sendEmail',
+  description: 'Send a new email message.',
+  arguments: [
+    {
+      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: 'Reply To',
+      key: 'replyTo',
+      type: 'string',
+      required: false,
+      description: 'Specify a single reply address other than your own.',
+      variables: true,
+    },
+    {
+      label: 'Subject',
+      key: 'subject',
+      type: 'string',
+      required: true,
+      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',
+          },
+        ],
+      },
+    },
+    {
+      label: 'Label',
+      key: 'labelId',
+      type: 'dropdown',
+      required: false,
+      description: '',
+      variables: true,
+      source: {
+        type: 'query',
+        name: 'getDynamicData',
+        arguments: [
+          {
+            name: 'key',
+            value: 'listLabels',
+          },
+        ],
+      },
+    },
+  ],
+
+  async run($) {
+    const {
+      tos,
+      ccs,
+      bccs,
+      from,
+      fromName,
+      replyTo,
+      subject,
+      bodyType,
+      emailBody,
+      signature,
+      labelId,
+    } = $.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' +
+      'Reply-To: ' +
+      replyTo +
+      '\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 = {
+      labelIds: [labelId],
+      raw: base64EncodedEmailBody,
+    };
+
+    const { data } = await $.http.post(
+      `/gmail/v1/users/${userId}/messages/send`,
+      body
+    );
+
+    $.setActionItem({
+      raw: data,
+    });
+  },
+});

packages/backend/src/apps/gmail/auth/verify-credentials.js

@@ -36,6 +36,7 @@ const verifyCredentials = async ($) => {
     refreshToken: data.refresh_token,
     resourceName: currentUser.resourceName,
     screenName: `${displayName} - ${email}`,
+    userId: email,
   });
 };
 

packages/backend/src/apps/gmail/dynamic-data/index.js

@@ -0,0 +1,6 @@
+import listEmails from './list-emails/index.js';
+import listLabels from './list-labels/index.js';
+import listSignatures from './list-signatures/index.js';
+import listThreads from './list-threads/index.js';
+
+export default [listEmails, listLabels, listSignatures, listThreads];

packages/backend/src/apps/gmail/dynamic-data/list-emails/index.js

@@ -0,0 +1,23 @@
+import getCurrentUser from '../../common/get-current-user.js';
+
+export default {
+  name: 'List emails',
+  key: 'listEmails',
+
+  async run($) {
+    const emails = {
+      data: [],
+    };
+
+    const currentUser = await getCurrentUser($);
+
+    for (const emailAddress of currentUser.emailAddresses) {
+      emails.data.push({
+        value: emailAddress.value,
+        name: emailAddress.value,
+      });
+    }
+
+    return emails;
+  },
+};

packages/backend/src/apps/gmail/dynamic-data/list-labels/index.js

@@ -0,0 +1,22 @@
+export default {
+  name: 'List labels',
+  key: 'listLabels',
+
+  async run($) {
+    const labels = {
+      data: [],
+    };
+    const userId = $.auth.data.userId;
+
+    const { data } = await $.http.get(`/gmail/v1/users/${userId}/labels`);
+
+    for (const label of data.labels) {
+      labels.data.push({
+        value: label.id,
+        name: label.name,
+      });
+    }
+
+    return labels;
+  },
+};

packages/backend/src/apps/gmail/dynamic-data/list-signatures/index.js

@@ -0,0 +1,24 @@
+export default {
+  name: 'List signatures',
+  key: 'listSignatures',
+
+  async run($) {
+    const signatures = {
+      data: [],
+    };
+    const userId = $.auth.data.userId;
+
+    const { data } = await $.http.get(
+      `/gmail/v1/users/${userId}/settings/sendAs`
+    );
+
+    for (const sendAs of data.sendAs) {
+      signatures.data.push({
+        value: sendAs.signature,
+        name: sendAs.sendAsEmail,
+      });
+    }
+
+    return signatures;
+  },
+};

packages/backend/src/apps/gmail/dynamic-data/list-threads/index.js

@@ -0,0 +1,31 @@
+export default {
+  name: 'List threads',
+  key: 'listThreads',
+
+  async run($) {
+    const threads = {
+      data: [],
+    };
+    const userId = $.auth.data.userId;
+
+    const { data } = await $.http.get(`/gmail/v1/users/${userId}/threads`);
+
+    if (data.threads) {
+      for (const thread of data.threads) {
+        const { data: threadData } = await $.http.get(
+          `/gmail/v1/users/${userId}/threads/${thread.id}`
+        );
+        const subject = threadData.messages[0].payload.headers.find(
+          (header) => header.name === 'Subject'
+        );
+
+        threads.data.push({
+          value: thread.id,
+          name: subject?.value,
+        });
+      }
+    }
+
+    return threads;
+  },
+};

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

@@ -1,6 +1,10 @@
 import defineApp from '../../helpers/define-app.js';
 import addAuthHeader from './common/add-auth-header.js';
 import auth from './auth/index.js';
+import triggers from './triggers/index.js';
+import dynamicData from './dynamic-data/index.js';
+import actions from './actions/index.js';
+
 export default defineApp({
   name: 'Gmail',
   key: 'gmail',
@@ -12,4 +16,7 @@ export default defineApp({
   supportsConnections: true,
   beforeRequest: [addAuthHeader],
   auth,
+  triggers,
+  dynamicData,
+  actions,
 });

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

@@ -0,0 +1,3 @@
+import newEmails from './new-emails/index.js';
+
+export default [newEmails];

packages/backend/src/apps/gmail/triggers/new-emails/index.js

@@ -0,0 +1,68 @@
+import defineTrigger from '../../../../helpers/define-trigger.js';
+
+export default defineTrigger({
+  name: 'New emails',
+  key: 'newEmails',
+  pollInterval: 15,
+  description:
+    'Triggers when a new email is received in the specified mailbox.',
+  arguments: [
+    {
+      label: 'Label',
+      key: 'labelId',
+      type: 'dropdown',
+      required: false,
+      description:
+        "If you don't choose a label, this Zap will trigger for all emails, including Drafts.",
+      variables: true,
+      source: {
+        type: 'query',
+        name: 'getDynamicData',
+        arguments: [
+          {
+            name: 'key',
+            value: 'listLabels',
+          },
+        ],
+      },
+    },
+  ],
+
+  async run($) {
+    const userId = $.auth.data.userId;
+    const labelId = $.step.parameters.labelId;
+
+    const params = {
+      maxResults: 500,
+      pageToken: undefined,
+    };
+
+    if (labelId) {
+      params.labelIds = labelId;
+    }
+
+    do {
+      const { data } = await $.http.get(`/gmail/v1/users/${userId}/messages`, {
+        params,
+      });
+      params.pageToken = data.nextPageToken;
+
+      if (!data?.messages?.length) {
+        return;
+      }
+
+      for (const message of data.messages) {
+        const { data: messageData } = await $.http.get(
+          `/gmail/v1/users/${userId}/messages/${message.id}`
+        );
+
+        $.pushTriggerItem({
+          raw: messageData,
+          meta: {
+            internalId: messageData.id,
+          },
+        });
+      }
+    } while (params.pageToken);
+  },
+});

packages/docs/pages/.vitepress/config.js

@@ -145,7 +145,11 @@ export default defineConfig({
           text: 'Gmail',
           collapsible: true,
           collapsed: true,
-          items: [{ text: 'Connection', link: '/apps/gmail/connection' }],
+          items: [
+            { text: 'Triggers', link: '/apps/gmail/triggers' },
+            { text: 'Connection', link: '/apps/gmail/connection' },
+            { text: 'Actions', link: '/apps/gmail/actions' },
+          ],
         },
         {
           text: 'Google Calendar',

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

@@ -0,0 +1,14 @@
+---
+favicon: /favicons/gmail.svg
+items:
+  - name: Reply to email
+    desc: Respond to an email.
+  - name: Send email
+    desc: Send a new email message.
+---
+
+<script setup>
+  import CustomListing from '../../components/CustomListing.vue'
+</script>
+
+<CustomListing />

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

@@ -0,0 +1,12 @@
+---
+favicon: /favicons/gmail.svg
+items:
+  - name: New emails
+    desc: Triggers when a new email is received in the specified mailbox.
+---
+
+<script setup>
+  import CustomListing from '../../components/CustomListing.vue'
+</script>
+
+<CustomListing />

packages/docs/pages/guide/available-apps.md

@@ -14,6 +14,7 @@ The following integrations are currently supported by Automatisch.
 - [Ghost](/apps/ghost/triggers)
 - [GitHub](/apps/github/triggers)
 - [GitLab](/apps/gitlab/triggers)
+- [Gmail](/apps/gmail/triggers)
 - [Google Calendar](/apps/google-calendar/triggers)
 - [Google Drive](/apps/google-drive/triggers)
 - [Google Forms](/apps/google-forms/triggers)