Refactor admin area and remove legacy root paths

app/_admin/site-settings/actions.ts

@@ -0,0 +1,296 @@
+"use server";
+
+import { MediaUsageType } from "@prisma/client";
+import { revalidatePath } from "next/cache";
+import { redirect } from "next/navigation";
+import { isRedirectError } from "next/dist/client/components/redirect-error";
+
+import {
+  SITE_SETTINGS_DEFAULT_OG_IMAGE_FIELD_KEY,
+  SITE_SETTINGS_ENTITY_ID,
+  SITE_SETTINGS_ENTITY_TYPE,
+  SITE_SETTINGS_FAVICON_FIELD_KEY,
+  SITE_SETTINGS_LOGO_DARK_FIELD_KEY,
+  SITE_SETTINGS_LOGO_LIGHT_FIELD_KEY,
+  updateSiteSettings,
+} from "@/lib/app-config";
+import { toInternalAdminPath } from "@/lib/admin-routing";
+import { PAGE_TITLE_TOKEN, type SiteSettings } from "@/lib/site-settings";
+import { clearAdminSessionCookie, isAdminAuthenticated } from "@/lib/admin-auth";
+import { replaceEntityMediaUsages } from "@/lib/media";
+import { resolveMediaSelection } from "@/lib/media-service";
+import { routing } from "@/i18n/routing";
+import { getLocalizedPath } from "@/lib/locale";
+import { removeManagedMediaFile } from "@/lib/media-storage";
+import { mediaFieldInputSchema } from "@/lib/media-validation";
+import { prisma } from "@/lib/prisma";
+
+async function ensureAdmin() {
+  if (!(await isAdminAuthenticated())) {
+    await clearAdminSessionCookie();
+    redirect("/");
+  }
+}
+
+function withMessage(pathname: string, type: "success" | "error", message: string) {
+  const params = new URLSearchParams();
+  params.set(type, message);
+
+  return `${pathname}?${params.toString()}`;
+}
+
+function parseJsonObject(rawValue: FormDataEntryValue | null, key: string) {
+  if (typeof rawValue !== "string" || rawValue.trim() === "") {
+    return undefined;
+  }
+
+  try {
+    const parsed = JSON.parse(rawValue);
+
+    if (!parsed || Array.isArray(parsed) || typeof parsed !== "object") {
+      throw new Error(`${key} must be an object.`);
+    }
+
+    return parsed;
+  } catch {
+    throw new Error(`Invalid ${key} payload.`);
+  }
+}
+
+async function cleanupCreatedMedia(assetIds: string[], uploadedPaths: string[]) {
+  if (assetIds.length > 0) {
+    await prisma.mediaAsset.deleteMany({
+      where: {
+        id: {
+          in: Array.from(new Set(assetIds)),
+        },
+      },
+    });
+  }
+
+  for (const filePath of Array.from(new Set(uploadedPaths.filter(Boolean)))) {
+    await removeManagedMediaFile(filePath);
+  }
+}
+
+async function revalidateSiteSettingsPages() {
+  revalidatePath("/", "layout");
+  revalidatePath(toInternalAdminPath("/"));
+  revalidatePath(toInternalAdminPath("/site-settings"));
+  revalidatePath("/coming-soon");
+
+  const publicPaths = ["/", "/about", "/portfolio", "/contact", "/success", "/coming-soon"];
+
+  for (const locale of routing.locales) {
+    revalidatePath(getLocalizedPath(locale), "layout");
+
+    for (const path of publicPaths) {
+      revalidatePath(getLocalizedPath(locale, path));
+    }
+  }
+}
+
+export async function saveSiteSettingsAction(formData: FormData) {
+  await ensureAdmin();
+
+  const createdMediaAssetIds: string[] = [];
+  const uploadedPaths: string[] = [];
+
+  try {
+    const siteLogoLightMedia = parseJsonObject(formData.get("siteLogoLightMedia"), "siteLogoLightMedia");
+    const siteLogoDarkMedia = parseJsonObject(formData.get("siteLogoDarkMedia"), "siteLogoDarkMedia");
+    const faviconMedia = parseJsonObject(formData.get("faviconMedia"), "faviconMedia");
+    const defaultOgImageMedia = parseJsonObject(
+      formData.get("defaultOgImageMedia"),
+      "defaultOgImageMedia",
+    );
+
+    const parsedSettings: SiteSettings = {
+      locales: {
+        ar: {
+          siteName: String(formData.get("siteNameAr") ?? "").trim(),
+          titleTemplate: String(formData.get("titleTemplateAr") ?? "").trim(),
+          siteDescription: String(formData.get("siteDescriptionAr") ?? "").trim(),
+          subhead: String(formData.get("subheadAr") ?? "").trim(),
+        },
+        en: {
+          siteName: String(formData.get("siteNameEn") ?? "").trim(),
+          titleTemplate: String(formData.get("titleTemplateEn") ?? "").trim(),
+          siteDescription: String(formData.get("siteDescriptionEn") ?? "").trim(),
+          subhead: String(formData.get("subheadEn") ?? "").trim(),
+        },
+        de: {
+          siteName: String(formData.get("siteNameDe") ?? "").trim(),
+          titleTemplate: String(formData.get("titleTemplateDe") ?? "").trim(),
+          siteDescription: String(formData.get("siteDescriptionDe") ?? "").trim(),
+          subhead: String(formData.get("subheadDe") ?? "").trim(),
+        },
+      },
+    };
+
+    for (const locale of routing.locales) {
+      if (!parsedSettings.locales[locale].siteName) {
+        throw new Error(`Site Name fuer ${locale} ist erforderlich.`);
+      }
+
+      if (
+        !parsedSettings.locales[locale].titleTemplate ||
+        !parsedSettings.locales[locale].titleTemplate.includes(PAGE_TITLE_TOKEN)
+      ) {
+        throw new Error(`Title Template fuer ${locale} muss {pageTitle} enthalten.`);
+      }
+    }
+
+    const siteLogoLightSelection = siteLogoLightMedia
+      ? await resolveMediaSelection({
+          media: mediaFieldInputSchema.parse(siteLogoLightMedia),
+          uploadFile: formData.get("siteLogoLightFile"),
+          folder: "site-settings",
+          fallbackLabel: `${parsedSettings.locales.de.siteName || parsedSettings.locales.en.siteName} logo light`,
+          required: false,
+        })
+      : {
+          assetId: null,
+          url: "",
+          createdAssetId: null,
+          uploadedUrl: null,
+        };
+
+    const siteLogoDarkSelection = siteLogoDarkMedia
+      ? await resolveMediaSelection({
+          media: mediaFieldInputSchema.parse(siteLogoDarkMedia),
+          uploadFile: formData.get("siteLogoDarkFile"),
+          folder: "site-settings",
+          fallbackLabel: `${parsedSettings.locales.de.siteName || parsedSettings.locales.en.siteName} logo dark`,
+          required: false,
+        })
+      : {
+          assetId: null,
+          url: "",
+          createdAssetId: null,
+          uploadedUrl: null,
+        };
+
+    const faviconSelection = faviconMedia
+      ? await resolveMediaSelection({
+          media: mediaFieldInputSchema.parse(faviconMedia),
+          uploadFile: formData.get("faviconFile"),
+          folder: "site-settings",
+          fallbackLabel: `${parsedSettings.locales.de.siteName || parsedSettings.locales.en.siteName} favicon`,
+          required: false,
+        })
+      : {
+          assetId: null,
+          url: "",
+          createdAssetId: null,
+          uploadedUrl: null,
+        };
+
+    const defaultOgImageSelection = defaultOgImageMedia
+      ? await resolveMediaSelection({
+          media: mediaFieldInputSchema.parse(defaultOgImageMedia),
+          uploadFile: formData.get("defaultOgImageFile"),
+          folder: "site-settings",
+          fallbackLabel: `${parsedSettings.locales.de.siteName || parsedSettings.locales.en.siteName} og-image`,
+          required: false,
+        })
+      : {
+          assetId: null,
+          url: "",
+          createdAssetId: null,
+          uploadedUrl: null,
+        };
+
+    if (siteLogoLightSelection.createdAssetId) {
+      createdMediaAssetIds.push(siteLogoLightSelection.createdAssetId);
+    }
+
+    if (siteLogoLightSelection.uploadedUrl) {
+      uploadedPaths.push(siteLogoLightSelection.uploadedUrl);
+    }
+
+    if (siteLogoDarkSelection.createdAssetId) {
+      createdMediaAssetIds.push(siteLogoDarkSelection.createdAssetId);
+    }
+
+    if (siteLogoDarkSelection.uploadedUrl) {
+      uploadedPaths.push(siteLogoDarkSelection.uploadedUrl);
+    }
+
+    if (faviconSelection.createdAssetId) {
+      createdMediaAssetIds.push(faviconSelection.createdAssetId);
+    }
+
+    if (faviconSelection.uploadedUrl) {
+      uploadedPaths.push(faviconSelection.uploadedUrl);
+    }
+
+    if (defaultOgImageSelection.createdAssetId) {
+      createdMediaAssetIds.push(defaultOgImageSelection.createdAssetId);
+    }
+
+    if (defaultOgImageSelection.uploadedUrl) {
+      uploadedPaths.push(defaultOgImageSelection.uploadedUrl);
+    }
+
+    await updateSiteSettings(parsedSettings);
+    await replaceEntityMediaUsages({
+      entityType: SITE_SETTINGS_ENTITY_TYPE,
+      entityId: SITE_SETTINGS_ENTITY_ID,
+      usages: [
+        ...(siteLogoLightSelection.assetId
+          ? [
+              {
+                assetId: siteLogoLightSelection.assetId,
+                usageType: MediaUsageType.GENERIC,
+                fieldKey: SITE_SETTINGS_LOGO_LIGHT_FIELD_KEY,
+              },
+            ]
+          : []),
+        ...(siteLogoDarkSelection.assetId
+          ? [
+              {
+                assetId: siteLogoDarkSelection.assetId,
+                usageType: MediaUsageType.GENERIC,
+                fieldKey: SITE_SETTINGS_LOGO_DARK_FIELD_KEY,
+              },
+            ]
+          : []),
+        ...(faviconSelection.assetId
+          ? [
+              {
+                assetId: faviconSelection.assetId,
+                usageType: MediaUsageType.GENERIC,
+                fieldKey: SITE_SETTINGS_FAVICON_FIELD_KEY,
+              },
+            ]
+          : []),
+        ...(defaultOgImageSelection.assetId
+          ? [
+              {
+                assetId: defaultOgImageSelection.assetId,
+                usageType: MediaUsageType.GENERIC,
+                fieldKey: SITE_SETTINGS_DEFAULT_OG_IMAGE_FIELD_KEY,
+              },
+            ]
+          : []),
+      ],
+    });
+
+    await revalidateSiteSettingsPages();
+    redirect(withMessage("/site-settings", "success", "Einstellungen gespeichert."));
+  } catch (error) {
+    if (isRedirectError(error)) {
+      throw error;
+    }
+
+    await cleanupCreatedMedia(createdMediaAssetIds, uploadedPaths);
+
+    const message =
+      error instanceof Error
+        ? error.message
+        : "Einstellungen konnten nicht gespeichert werden.";
+
+    redirect(withMessage("/site-settings", "error", message));
+  }
+}

app/_admin/site-settings/page.tsx

@@ -0,0 +1,70 @@
+import { MediaKind } from "@prisma/client";
+import { redirect } from "next/navigation";
+
+import { MotionFade } from "@/components/motion-fade";
+import { SiteSettingsForm } from "@/components/admin/site-settings-form";
+import { AdminDashboardShell } from "@/components/admin/admin-dashboard-shell";
+import { clearAdminSessionCookie, isAdminAuthenticated } from "@/lib/admin-auth";
+import {
+  getSiteSettings,
+  getSiteSettingsMediaBindings,
+} from "@/lib/app-config";
+import { getMediaOptions } from "@/lib/media";
+
+import { saveSiteSettingsAction } from "./actions";
+
+export const dynamic = "force-dynamic";
+
+const copy = {
+  title: "Settings",
+  subtitle: "Globale Titel, Copy und Brand Assets verwalten.",
+  overview: "Uebersicht",
+  maintenance: "Wartungsmodus",
+  uiKit: "UI Kit",
+  media: "Media",
+  siteSettings: "Settings",
+  smtp: "SMTP",
+  portfolio: "Portfolio",
+  logout: "Ausloggen",
+  backToSite: "Zur Website",
+};
+
+export default async function AdminSiteSettingsPage() {
+  if (!(await isAdminAuthenticated())) {
+    redirect("/");
+  }
+
+  async function logoutAction() {
+    "use server";
+
+    await clearAdminSessionCookie();
+    redirect("/");
+  }
+
+  const [siteSettings, mediaBindings, mediaOptions] = await Promise.all([
+    getSiteSettings(),
+    getSiteSettingsMediaBindings(),
+    getMediaOptions({ kind: MediaKind.IMAGE }),
+  ]);
+
+  return (
+    <AdminDashboardShell
+      copy={copy}
+      active="site-settings"
+      logoutAction={logoutAction}
+      headerTitle={copy.title}
+      headerDescription={copy.subtitle}
+    >
+      <div className="space-y-6">
+        <MotionFade delay={0.16}>
+          <SiteSettingsForm
+            action={saveSiteSettingsAction}
+            initialSettings={siteSettings}
+            initialBindings={mediaBindings}
+            mediaOptions={mediaOptions}
+          />
+        </MotionFade>
+      </div>
+    </AdminDashboardShell>
+  );
+}