Add comment notifications

.env.example

@@ -9,3 +9,8 @@ GITHUB_SECRET=
 NEXT_PUBLIC_SUPABASE_URL=
 NEXT_PUBLIC_SUPABASE_ANON_KEY=
 SUPABASE_SERVICE_ROLE_KEY=
+AUTH_SECRET=
+AUTH_TRUST_HOST=
+AUTH_REDIRECT_PROXY_URL=
+NTFY_URL=
+NTFY_TOKEN=

app/actions/comments.ts

@@ -3,65 +3,80 @@
 import {auth, signIn} from '@/auth'
 import {createClient} from '@/lib/supabase/server'
 import {z} from 'zod'
+import {sendNotification} from '@/lib/ntfy'
 
 export async function loginWithGitHub() {
     await signIn('github')
 }
 
+const notificationBody = (comment: any, user: any) => {
+    return {
+        topic: 'comments',
+        message: `You have a new comment from ${user.name}:\n${comment.content}\n`,
+        actions: [
+            {
+                action: 'http',
+                label: 'Approve comment',
+                url: `${process.env.NEXT_PUBLIC_SITE_URL}/api/comments/moderate/${comment.id}`,
+                method: 'PATCH',
+                headers: {
+                    Authorization: `Bearer ${process.env.NTFY_TOKEN}`
+                }
+            }
+        ]
+    }
+}
+
 export async function addComment(prevState: { message: string }, formData: FormData) {
+    const general_error = 'There was an error with your comment, please try again later.'
+    const authorisation_error = 'Error, you must be logged in to post a comment.'
+    const success_message = 'Your comment was submitted and is awaiting approval.'
+
     const schema = z.object({
         comment: z.string().min(3).max(255),
         slug: z.string()
     })
 
-    const parse = schema.safeParse({
+    const {comment, slug} = {
         comment: formData.get('comment'),
         slug: formData.get('slug')
-    })
-
-    let message = ''
-    if (!parse.success) {
-        message = 'There was an error with your comment, please try again later.'
-        return {message: message}
     }
 
+    const parse = schema.safeParse({comment, slug})
+    if (!parse.success) {
+        return {message: general_error}
+    }
+
+    try {
         const supabase = await createClient()
         const session = await auth()
-    const slug = formData.get('slug')
-    const content = formData.get('comment')
 
-    if (session?.user) {
+        if (!session?.user) {
+            return {message: authorisation_error}
+        }
+
         const {name, email, image} = session.user
 
         const [{data: user}, {data: article}] = await Promise.all([
-            supabase.from('users')
-                .upsert({name, email, image}, {onConflict: 'email'})
-                .select('id')
-                .single(),
-            supabase.from('articles')
-                .select('id')
-                .eq('slug', slug)
-                .single()
+            supabase.from('users').upsert({name, email, image}, {onConflict: 'email'}).select('*').single(),
+            supabase.from('articles').select('id').eq('slug', slug).single()
         ])
 
-        if (user?.id && article?.id) {
-            const {data: comment} = await supabase
+        const {data: newComment, error} = await supabase
             .from('comments')
-                .insert({content: content, article_id: article.id, user_id: user.id})
-                .select('id')
+            .insert({content: comment, article_id: article?.id, user_id: user?.id})
+            .select('*')
             .single()
 
-            if (comment?.id === null) {
-                message = 'There was an error with your comment, please try again later.'
-                return {
-                    message: message
-                }
-            }
-        }
+        if (error || newComment?.id === null) {
+            return {message: general_error}
         }
 
-    message = 'Your comment was posted successfully.'
-    return {
-        message
+        await sendNotification(notificationBody(newComment, user))
+
+        return {message: success_message}
+    } catch (error) {
+        console.error('Error posting comment:', error)
+        return {message: general_error}
     }
 }

app/api/comments/[slug]/route.ts

@@ -17,7 +17,7 @@ export async function GET(request: Request, {params}: { params: Promise<{ slug:
                     article:articles!inner(id, slug)
                 `)
                 .eq('article.slug', slug)
-                // .eq('published', 'true')
+                .eq('published', true)
                 .order('created_at', {ascending: false})
 
             if (comments !== null && comments?.length > 0) {

app/api/comments/moderate/[id]/route.ts

@@ -0,0 +1,23 @@
+import {createClient} from '@/lib/supabase/server'
+import {headers} from 'next/headers'
+
+export async function PATCH(request: Request, {params}: { params: Promise<{ id: number }> }) {
+    const {id} = await params
+    const headersList = await headers()
+    const authorizationHeader = headersList.get('authorization')
+
+    if (authorizationHeader === `Bearer ${process.env.NTFY_TOKEN}`) {
+        if (typeof id !== 'undefined') {
+            const supabase = await createClient()
+
+            await supabase.from('comments')
+                .update({published: true})
+                .eq('id', id)
+
+            return new Response(null, {status: 204})
+        }
+        return new Response(JSON.stringify({status: 'Not Found'}), {status: 404})
+    }
+
+    return new Response(JSON.stringify({status: 'Unauthorized'}), {status: 401})
+}

lib/ntfy.ts

@@ -0,0 +1,15 @@
+import fetcher from '@/lib/fetcher'
+
+const NTFY_URL = process.env.NTFY_URL || ''
+
+export async function sendNotification(notificationBody: any) {
+    if (NTFY_URL !== '') {
+        await fetcher(NTFY_URL, {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json'
+            },
+            body: JSON.stringify(notificationBody)
+        })
+    }
+}