Initial commit: Craft2Prints with Stages 1-3

src/app/admin/gallery/actions.ts

@@ -0,0 +1,82 @@
+'use server';
+
+import { redirect } from 'next/navigation';
+import { prisma } from '@/lib/prisma';
+
+function slugify(input: string) {
+  return input
+    .toUpperCase()
+    .trim()
+    .replace(/[^A-Z0-9]+/g, '_')
+    .replace(/^_+|_+$/g, '');
+}
+
+async function uniqueSlug(base: string) {
+  let slug = base || 'GALLERY';
+  let n = 2;
+  while (await prisma.galleryCategory.findUnique({ where: { slug } })) {
+    slug = `${base}_${n}`;
+    n += 1;
+  }
+  return slug;
+}
+
+async function fileToDataUrl(file: File): Promise<string> {
+  const bytes = Buffer.from(await file.arrayBuffer());
+  const mimeType = file.type || 'image/png';
+  return `data:${mimeType};base64,${bytes.toString('base64')}`;
+}
+
+export async function uploadGalleryPhoto(formData: FormData) {
+  const caption = String(formData.get('caption') ?? '').trim();
+  const categoryId = String(formData.get('categoryId') ?? '').trim() || null;
+  const file = formData.get('image') as File | null;
+
+  if (!file || file.size === 0) {
+    throw new Error('A photo is required.');
+  }
+
+  const imageDataUrl = await fileToDataUrl(file);
+
+  await prisma.galleryPhoto.create({
+    data: {
+      imageDataUrl,
+      caption: caption || null,
+      categoryId,
+    },
+  });
+
+  redirect('/admin/gallery');
+}
+
+export async function deleteGalleryPhoto(formData: FormData) {
+  const id = String(formData.get('id') ?? '');
+  if (!id) return;
+
+  await prisma.galleryPhoto.delete({ where: { id } });
+  redirect('/admin/gallery');
+}
+
+export async function createGalleryCategory(formData: FormData) {
+  const name = String(formData.get('name') ?? '').trim();
+  if (!name) throw new Error('Category name is required.');
+
+  const slug = await uniqueSlug(slugify(name));
+
+  await prisma.galleryCategory.create({ data: { name, slug } });
+
+  redirect('/admin/gallery/categories');
+}
+
+export async function deleteGalleryCategory(formData: FormData) {
+  const id = String(formData.get('id') ?? '');
+  if (!id) return;
+
+  const inUse = await prisma.galleryPhoto.count({ where: { categoryId: id } });
+  if (inUse > 0) {
+    redirect('/admin/gallery/categories?error=in_use');
+  }
+
+  await prisma.galleryCategory.delete({ where: { id } });
+  redirect('/admin/gallery/categories');
+}