Removed next-auth and refactored authentication

src/app/admin/page.tsx

@@ -1,14 +1,14 @@
 import ImageManager from '@/components/ImageManager';
 import ImageUpload from '@/components/ImageUpload';
 import { ImagesResponse, TagsResponse } from '@/interfaces/api';
-import { getAuthStatus } from '@/lib/auth-utils';
+import { getSession } from '@/lib/session';
 import styles from '@/styles/AdminPage.module.scss';
 import { redirect } from 'next/navigation';
 
 export default async function AdminPage() {
-  const { isAuthenticated } = await getAuthStatus();
+  const session = await getSession();
 
-  if (!isAuthenticated) {
+  if (!session.isAuthenticated) {
     redirect('/login');
   }
 

src/app/api/auth/login/route.ts

@@ -0,0 +1,15 @@
+import { getSession } from '@/lib/session';
+import { NextResponse } from 'next/server';
+
+export async function POST(request: Request) {
+  const session = await getSession();
+  const { password } = await request.json();
+
+  if (password === process.env.ADMIN_TOKEN) {
+    session.isAuthenticated = true;
+    await session.save();
+    return NextResponse.json({ success: true });
+  } else {
+    return NextResponse.json({ error: 'Invalid password' }, { status: 401 });
+  }
+}

src/app/api/auth/logout/route.ts

@@ -0,0 +1,10 @@
+import { getSession } from '@/lib/session';
+import { NextResponse } from 'next/server';
+
+export async function POST() {
+  const session = await getSession();
+  session.isAuthenticated = false;
+  await session.save();
+
+  return NextResponse.json({ success: true });
+}

src/app/api/auth/status/route.ts

@@ -0,0 +1,7 @@
+import { getSession } from '@/lib/session';
+import { NextResponse } from 'next/server';
+
+export async function GET() {
+  const session = await getSession();
+  return NextResponse.json({ isAuthenticated: session.isAuthenticated });
+}

src/app/api/images/[id]/route.ts

@@ -1,9 +1,11 @@
-import { isAuthenticated } from '@/lib/auth-utils';
 import { deleteImageById } from '@/lib/data';
+import { getSession } from '@/lib/session';
 import { NextRequest, NextResponse } from 'next/server';
 
 export async function DELETE(request: NextRequest, context: { params: Promise<{ id: string }> }) {
-  if (!(await isAuthenticated(request))) {
+  const session = await getSession();
+
+  if (!session.isAuthenticated) {
     return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
   }
 

src/app/api/images/route.ts

@@ -1,10 +1,11 @@
 import { imagesDir } from '@/const/api';
 import { ImagesResponse } from '@/interfaces/api';
 import { ImageMeta } from '@/interfaces/image';
-import { isAuthenticated } from '@/lib/auth-utils';
 import { addImage, getImageData, stringToTags } from '@/lib/data';
+import { getSession } from '@/lib/session';
 import { promises as fs } from 'fs';
 import { NextRequest, NextResponse } from 'next/server';
+import path from 'path';
 import sharp from 'sharp';
 import { v4 as uuidv4 } from 'uuid';
 
@@ -52,8 +53,9 @@ export async function GET(request: NextRequest) {
 }
 
 export async function POST(request: NextRequest) {
-  console.log('upload file', request);
-  if (!(await isAuthenticated(request))) {
+  const session = await getSession();
+
+  if (!session.isAuthenticated) {
     return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
   }
 
@@ -83,6 +85,8 @@ export async function POST(request: NextRequest) {
       await fs.mkdir(imagesDir, { recursive: true });
     }
 
+    await fs.writeFile(path.join(imagesDir, uuidFilename), buffer);
+
     const imageInfo = await sharp(buffer).metadata();
 
     const newImage: ImageMeta = {
@@ -95,8 +99,9 @@ export async function POST(request: NextRequest) {
     };
 
     await addImage(newImage);
-    return NextResponse.json({ message: 'File deleted successfully' }, { status: 201 });
+    return NextResponse.json({ message: 'File uploaded successfully' }, { status: 201 });
   } catch (error) {
     console.error(error);
+    return NextResponse.json({ error: error }, { status: 500 });
   }
 }

src/app/api/tags/[imageId]/route.ts

@@ -1,9 +1,11 @@
-import { isAuthenticated } from '@/lib/auth-utils';
 import { stringToTags, updateTagsOfImageId } from '@/lib/data';
+import { getSession } from '@/lib/session';
 import { NextRequest, NextResponse } from 'next/server';
 
 export async function PUT(request: NextRequest, context: { params: Promise<{ imageId: string }> }) {
-  if (!(await isAuthenticated(request))) {
+  const session = await getSession();
+
+  if (!session.isAuthenticated) {
     return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
   }
 

src/app/login/page.tsx

@@ -1,11 +1,11 @@
 import LoginForm from '@/components/LoginForm';
-import { getAuthStatus } from '@/lib/auth-utils';
+import { getSession } from '@/lib/session';
 import { redirect } from 'next/navigation';
 
 export default async function LoginPage() {
-  const { isAuthenticated } = await getAuthStatus();
+  const session = await getSession();
 
-  if (isAuthenticated) {
+  if (session.isAuthenticated) {
     redirect('/admin');
   }