Add DOI for Mailchimp

.editorconfig

@@ -10,3 +10,7 @@ insert_final_newline = true
 
 [*.md]
 trim_trailing_whitespace = false
+
+[*.ts]
+quote_type = single
+max_line_length = 120

docs/content/3.providers/2.mailchimp.md

@@ -1,6 +1,6 @@
 ---
 title: Mailchimp
-description: 'Learn more about the Mailchimp provider integration for newsletter module.'
+description: "Learn more about the Mailchimp provider integration for newsletter module."
 ---
 
 Get down to business and grow sales. Engage your customers and boost your business with Mailchimp's advanced, yet easy‑to‑use marketing platform.
@@ -21,10 +21,13 @@ export default defineNuxtConfig({
       apiKey: process.env.MAILCHIMP_API_KEY,
       serverPrefix: process.env.MAILCHIMP_SERVER_PREFIX,
       audienceId: process.env.MAILCHIMP_AUDIENCE_ID,
+      memberStatus: 'pending' // Set this to 'pending', if you want to use Double Opt-In. Default: subscribed
       component: true // optional
     }
   }
 })
 ```
 
+The `memberStatus` can either one of these values: "subscribed", "unsubscribed", "cleaned", "pending", or "transactional". See [Mailchimp API docs](https://mailchimp.com/developer/marketing/api/list-members/add-member-to-list/) for details.
+
 You can then use the built in `NewsletterForm.vue` component or `useNewsletterSubscribe` composable to handle adding new email to subscribers list.

src/module.ts

@@ -4,13 +4,15 @@ import { defineNuxtModule, addComponentsDir, addServerHandler, addImportsDir } f
 import defu from 'defu'
 
 type Provider = 'buttondown' | 'mailchimp' | 'revue' | string;
+type McMemberStatus = 'pending' | 'subscribed' | 'unsubscribed' | 'cleaned' | 'transactional' | string;
 
 export type ModuleOptions = {
   [key in Provider]: {
     apiKey: string;
     component?: boolean;
     serverPrefix?: string; // Mailchimp only
     audienceId?: string; // Mailchimp only
+    memberStatus?: McMemberStatus; // Mailchimp only
   };
 };
 
@@ -26,9 +28,9 @@ export default defineNuxtModule<ModuleOptions>({
     configKey: 'newsletter',
     compatibility: {
       nuxt: '3',
-    }
+    },
   },
-  setup (options, nuxt) {
+  setup(options, nuxt) {
     if (Object.keys(options).length > 1) {
       throw new Error('`[nuxt-newsletter]` More than one newsletter provider registered. Please choose only one')
     }
@@ -47,6 +49,11 @@ export default defineNuxtModule<ModuleOptions>({
       throw new Error('`[nuxt-newsletter]` Missing `mailchimp.server` value in module configuration')
     }
 
+    // Setting 'subscribed' for new member subscribing with Mailchimp
+    if (options.mailchimp && !options.mailchimp.memberStatus) {
+      options.mailchimp.memberStatus = 'subscribed'
+    }
+
     nuxt.options.runtimeConfig.newsletter = defu(nuxt.options.runtimeConfig.newsletter, {
       ...options
     })

src/runtime/server/api/mailchimp.ts

@@ -24,7 +24,7 @@ export default defineEventHandler(async (event) => {
     try {
       const response = await mailchimp.lists.addListMember(newsletterConfig[providerName].audienceId, {
         email_address: email,
-        status: 'subscribed'
+        status: newsletterConfig[providerName].serverPrefix.memberStatus
       });
 
       result = { message: `Email ${response.email_address} subscribed to Mailchimp`, status: 200 }