x

apps/backend/prisma/migrations/20260929000314_add_seo_metadata_fields/migration.sql

@@ -0,0 +1,43 @@
+-- AlterTable
+ALTER TABLE "Order" ADD COLUMN     "cashierId" INTEGER,
+ADD COLUMN     "changeAmount" DOUBLE PRECISION,
+ADD COLUMN     "channel" TEXT NOT NULL DEFAULT 'ONLINE',
+ADD COLUMN     "paymentMethod" TEXT DEFAULT 'CASH',
+ADD COLUMN     "receivedAmount" DOUBLE PRECISION,
+ALTER COLUMN "customerName" DROP NOT NULL,
+ALTER COLUMN "customerPhone" DROP NOT NULL,
+ALTER COLUMN "customerEmail" DROP NOT NULL,
+ALTER COLUMN "shippingAddress" DROP NOT NULL,
+ALTER COLUMN "shippingFee" SET DEFAULT 0;
+
+-- AlterTable
+ALTER TABLE "Page" ADD COLUMN     "ogImageUrl" TEXT,
+ADD COLUMN     "seoDescription" TEXT,
+ADD COLUMN     "seoKeywords" TEXT,
+ADD COLUMN     "seoTitle" TEXT;
+
+-- AlterTable
+ALTER TABLE "PageTranslation" ADD COLUMN     "seoDescription" TEXT,
+ADD COLUMN     "seoKeywords" TEXT,
+ADD COLUMN     "seoTitle" TEXT;
+
+-- AlterTable
+ALTER TABLE "StoreSettings" ADD COLUMN     "defaultOgImage" TEXT,
+ADD COLUMN     "defaultSeoDescription" TEXT,
+ADD COLUMN     "defaultSeoTitle" TEXT;
+
+-- AlterTable
+ALTER TABLE "StoreSettingsTranslation" ADD COLUMN     "defaultSeoDescription" TEXT,
+ADD COLUMN     "defaultSeoTitle" TEXT;
+
+-- CreateIndex
+CREATE INDEX "Order_channel_idx" ON "Order"("channel");
+
+-- CreateIndex
+CREATE INDEX "Order_createdAt_idx" ON "Order"("createdAt");
+
+-- CreateIndex
+CREATE INDEX "TiktokSettlement_orderSettledTime_idx" ON "TiktokSettlement"("orderSettledTime");
+
+-- CreateIndex
+CREATE INDEX "TiktokSettlement_orderId_idx" ON "TiktokSettlement"("orderId");

apps/backend/prisma/schema.prisma

@@ -285,6 +285,9 @@ model StoreSettings {
   scrollRevealStyle     String                     @default("fade-up")
   scrollRevealDuration  Int                        @default(700)
   headerStyle           String                     @default("single_line")
+  defaultSeoTitle       String?
+  defaultSeoDescription String?
+  defaultOgImage        String?
   translations          StoreSettingsTranslation[]
   updatedAt             DateTime                   @updatedAt
 }
@@ -299,6 +302,8 @@ model StoreSettingsTranslation {
   newsletterDescription String?
   newsletterPlaceholder String?
   newsletterButtonText  String?
+  defaultSeoTitle       String?
+  defaultSeoDescription String?
   createdAt             DateTime      @default(now())
   updatedAt             DateTime      @updatedAt
 
@@ -660,24 +665,31 @@ model Review {
 }
 
 model Page {
-  id           Int               @id @default(autoincrement())
-  slug         String            @unique // e.g., "home", "about-us"
-  title        String
-  sections     PageSection[]
-  translations PageTranslation[]
-  isPublished  Boolean           @default(true)
-  createdAt    DateTime          @default(now())
-  updatedAt    DateTime          @updatedAt
+  id             Int               @id @default(autoincrement())
+  slug           String            @unique // e.g., "home", "about-us"
+  title          String
+  seoTitle       String?
+  seoDescription String?
+  seoKeywords    String?
+  ogImageUrl     String?
+  sections       PageSection[]
+  translations   PageTranslation[]
+  isPublished    Boolean           @default(true)
+  createdAt      DateTime          @default(now())
+  updatedAt      DateTime          @updatedAt
 }
 
 model PageTranslation {
-  id        Int      @id @default(autoincrement())
-  pageId    Int
-  page      Page     @relation(fields: [pageId], references: [id], onDelete: Cascade)
-  langCode  String
-  title     String
-  createdAt DateTime @default(now())
-  updatedAt DateTime @updatedAt
+  id             Int      @id @default(autoincrement())
+  pageId         Int
+  page           Page     @relation(fields: [pageId], references: [id], onDelete: Cascade)
+  langCode       String
+  title          String
+  seoTitle       String?
+  seoDescription String?
+  seoKeywords    String?
+  createdAt      DateTime @default(now())
+  updatedAt      DateTime @updatedAt
 
   @@unique([pageId, langCode])
 }

apps/backend/src/routes/pages.ts

@@ -221,6 +221,100 @@ export function mergeSectionTranslations(payload: any, translations: any, paths:
   return { payload: result, translatedPaths };
 }
 
+export async function savePageTranslations(pageId: number, payload: any) {
+  if (!payload || typeof payload !== "object") return [];
+  const results: any[] = [];
+  const LANGS = ["th", "en", "ja", "zh", "vi", "ko", "lo", "it"];
+
+  const page = await prisma.page.findUnique({ where: { id: pageId } });
+  if (!page) return results;
+
+  if (Array.isArray(payload)) {
+    for (const item of payload) {
+      const lang = item.langCode || item.lang;
+      if (!lang || !LANGS.includes(lang)) continue;
+      const title = item.title ?? page.title;
+      const seoTitle = item.seoTitle !== undefined ? item.seoTitle : undefined;
+      const seoDescription = item.seoDescription !== undefined ? item.seoDescription : undefined;
+      const seoKeywords = item.seoKeywords !== undefined ? item.seoKeywords : undefined;
+
+      const updateData: any = {};
+      if (item.title !== undefined) updateData.title = item.title;
+      if (seoTitle !== undefined) updateData.seoTitle = seoTitle;
+      if (seoDescription !== undefined) updateData.seoDescription = seoDescription;
+      if (seoKeywords !== undefined) updateData.seoKeywords = seoKeywords;
+
+      const updated = await prisma.pageTranslation.upsert({
+        where: { pageId_langCode: { pageId, langCode: lang } },
+        update: updateData,
+        create: {
+          pageId,
+          langCode: lang,
+          title,
+          seoTitle: seoTitle ?? null,
+          seoDescription: seoDescription ?? null,
+          seoKeywords: seoKeywords ?? null,
+        },
+      });
+      results.push(updated);
+    }
+    return results;
+  }
+
+  for (const lang of LANGS) {
+    const langObj = payload[lang];
+    const title = typeof langObj?.title === "string"
+      ? langObj.title
+      : typeof payload.title === "string"
+        ? (lang === "th" ? payload.title : undefined)
+        : payload.title?.[lang];
+
+    const seoTitle = typeof langObj?.seoTitle === "string" || langObj?.seoTitle === null
+      ? langObj.seoTitle
+      : typeof payload.seoTitle === "string" || payload.seoTitle === null
+        ? (lang === "th" ? payload.seoTitle : undefined)
+        : payload.seoTitle?.[lang];
+
+    const seoDescription = typeof langObj?.seoDescription === "string" || langObj?.seoDescription === null
+      ? langObj.seoDescription
+      : typeof payload.seoDescription === "string" || payload.seoDescription === null
+        ? (lang === "th" ? payload.seoDescription : undefined)
+        : payload.seoDescription?.[lang];
+
+    const seoKeywords = typeof langObj?.seoKeywords === "string" || langObj?.seoKeywords === null
+      ? langObj.seoKeywords
+      : typeof payload.seoKeywords === "string" || payload.seoKeywords === null
+        ? (lang === "th" ? payload.seoKeywords : undefined)
+        : payload.seoKeywords?.[lang];
+
+    if (title === undefined && seoTitle === undefined && seoDescription === undefined && seoKeywords === undefined) {
+      continue;
+    }
+
+    const updateData: any = {};
+    if (title !== undefined) updateData.title = title;
+    if (seoTitle !== undefined) updateData.seoTitle = seoTitle;
+    if (seoDescription !== undefined) updateData.seoDescription = seoDescription;
+    if (seoKeywords !== undefined) updateData.seoKeywords = seoKeywords;
+
+    const updated = await prisma.pageTranslation.upsert({
+      where: { pageId_langCode: { pageId, langCode: lang } },
+      update: updateData,
+      create: {
+        pageId,
+        langCode: lang,
+        title: title ?? page.title,
+        seoTitle: seoTitle ?? null,
+        seoDescription: seoDescription ?? null,
+        seoKeywords: seoKeywords ?? null,
+      },
+    });
+    results.push(updated);
+  }
+
+  return results;
+}
+
 export const pagesRoute = new Elysia({ prefix: "/pages" })
   .get("/", async ({ query }) => {
     const view = String((query as any)?.view || "summary").toLowerCase();
@@ -230,6 +324,7 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
           sections: {
             orderBy: { order: "asc" },
           },
+          translations: true,
         },
       });
     }
@@ -239,6 +334,10 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
         id: true,
         slug: true,
         title: true,
+        seoTitle: true,
+        seoDescription: true,
+        seoKeywords: true,
+        ogImageUrl: true,
         isPublished: true,
         createdAt: true,
         updatedAt: true,
@@ -262,6 +361,7 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
           where: includeInactive ? undefined : { isActive: true },
           orderBy: { order: "asc" },
         },
+        translations: true,
       },
     });
     if (!page) {
@@ -273,9 +373,22 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
       page.sections.map(async (section: any) => await hydrateSectionPayload(section, lang))
     );
 
+    const trans = page.translations?.find((t: any) => t.langCode === lang);
+    const title = trans?.title || page.title;
+    const seoTitle = trans?.seoTitle || page.seoTitle;
+    const seoDescription = trans?.seoDescription || page.seoDescription;
+    const seoKeywords = trans?.seoKeywords || page.seoKeywords;
+
     return {
       ...page,
+      title,
+      seoTitle,
+      seoDescription,
+      seoKeywords,
+      ogImageUrl: page.ogImageUrl,
+      isPublished: page.isPublished,
       sections: populatedSections,
+      translations: page.translations,
     };
   })
   .get("/:slug/sections", async ({ params: { slug }, set }) => {
@@ -545,6 +658,10 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
           title: string;
           slug: string;
           isPublished?: boolean;
+          seoTitle?: string | null;
+          seoDescription?: string | null;
+          seoKeywords?: string | null;
+          ogImageUrl?: string | null;
         };
         section: {
           type: string;
@@ -617,6 +734,10 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
               title: pageInput.title,
               slug: pageInput.slug,
               isPublished: pageInput.isPublished ?? false,
+              seoTitle: pageInput.seoTitle ?? null,
+              seoDescription: pageInput.seoDescription ?? null,
+              seoKeywords: pageInput.seoKeywords ?? null,
+              ogImageUrl: pageInput.ogImageUrl ?? null,
             },
           });
           const section = await tx.pageSection.create({
@@ -661,6 +782,10 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
           title: t.String(),
           slug: t.String(),
           isPublished: t.Optional(t.Boolean()),
+          seoTitle: t.Optional(t.Nullable(t.String())),
+          seoDescription: t.Optional(t.Nullable(t.String())),
+          seoKeywords: t.Optional(t.Nullable(t.String())),
+          ogImageUrl: t.Optional(t.Nullable(t.String())),
         }),
         section: t.Object({
           type: t.String(),
@@ -677,7 +802,7 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
       const data = body as any;
       const operation = data?.id ? "update" : "create";
       try {
-        const { id, slug, title, isPublished, status, metadata } = data;
+        const { id, slug, title, isPublished, status, metadata, seoTitle, seoDescription, seoKeywords, ogImageUrl, translations } = data;
 
         if (
           typeof slug === "string" &&
@@ -752,14 +877,41 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
           }
         }
 
-        const page = id
-          ? await prisma.page.update({
-              where: { id: Number(id) },
-              data: { slug, title, isPublished: finalIsPublished },
-            })
-          : await prisma.page.create({
-              data: { slug, title, isPublished: finalIsPublished },
-            });
+        let page: any;
+        if (id) {
+          const updateData: any = { slug, title, isPublished: finalIsPublished };
+          if (seoTitle !== undefined) updateData.seoTitle = seoTitle;
+          if (seoDescription !== undefined) updateData.seoDescription = seoDescription;
+          if (seoKeywords !== undefined) updateData.seoKeywords = seoKeywords;
+          if (ogImageUrl !== undefined) updateData.ogImageUrl = ogImageUrl;
+
+          page = await prisma.page.update({
+            where: { id: Number(id) },
+            data: updateData,
+            include: { translations: true },
+          });
+        } else {
+          page = await prisma.page.create({
+            data: {
+              slug,
+              title,
+              isPublished: finalIsPublished,
+              seoTitle: seoTitle ?? null,
+              seoDescription: seoDescription ?? null,
+              seoKeywords: seoKeywords ?? null,
+              ogImageUrl: ogImageUrl ?? null,
+            },
+            include: { translations: true },
+          });
+        }
+
+        if (translations) {
+          await savePageTranslations(page.id, translations);
+          page = await prisma.page.findUnique({
+            where: { id: page.id },
+            include: { translations: true },
+          });
+        }
 
         return {
           success: true,
@@ -802,6 +954,80 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
         slug: t.String(),
         title: t.String(),
         isPublished: t.Optional(t.Boolean()),
+        seoTitle: t.Optional(t.Nullable(t.String())),
+        seoDescription: t.Optional(t.Nullable(t.String())),
+        seoKeywords: t.Optional(t.Nullable(t.String())),
+        ogImageUrl: t.Optional(t.Nullable(t.String())),
+        translations: t.Optional(t.Any()),
+      }),
+    },
+  )
+  .put(
+    "/:id",
+    async ({ params: { id: pageParam }, body, set }) => {
+      try {
+        const numId = Number(pageParam);
+        const isNumericId = Number.isInteger(numId) && numId > 0;
+        const existing = await prisma.page.findFirst({
+          where: isNumericId ? { id: numId } : { slug: pageParam },
+        });
+        if (!existing) {
+          set.status = 404;
+          return { error: "Page not found" };
+        }
+
+        const data = body as any;
+        const { slug, title, isPublished, seoTitle, seoDescription, seoKeywords, ogImageUrl, translations } = data;
+
+        if (
+          typeof slug === "string" &&
+          slug !== existing.slug &&
+          RESERVED_SLUGS.includes(slug.toLowerCase())
+        ) {
+          set.status = 400;
+          return { success: false, error: "Reserved slug cannot be used" };
+        }
+
+        const updateData: any = {};
+        if (slug !== undefined) updateData.slug = slug;
+        if (title !== undefined) updateData.title = title;
+        if (isPublished !== undefined) updateData.isPublished = isPublished;
+        if (seoTitle !== undefined) updateData.seoTitle = seoTitle;
+        if (seoDescription !== undefined) updateData.seoDescription = seoDescription;
+        if (seoKeywords !== undefined) updateData.seoKeywords = seoKeywords;
+        if (ogImageUrl !== undefined) updateData.ogImageUrl = ogImageUrl;
+
+        let page = await prisma.page.update({
+          where: { id: existing.id },
+          data: updateData,
+          include: { translations: true },
+        });
+
+        if (translations) {
+          await savePageTranslations(page.id, translations);
+          page = await prisma.page.findUnique({
+            where: { id: page.id },
+            include: { translations: true, sections: { orderBy: { order: "asc" } } },
+          }) as any;
+        }
+
+        return { success: true, page };
+      } catch (err) {
+        console.error("[Pages] Update Error:", err);
+        set.status = 500;
+        return { error: "Failed to update page" };
+      }
+    },
+    {
+      body: t.Object({
+        slug: t.Optional(t.String()),
+        title: t.Optional(t.String()),
+        isPublished: t.Optional(t.Boolean()),
+        seoTitle: t.Optional(t.Nullable(t.String())),
+        seoDescription: t.Optional(t.Nullable(t.String())),
+        seoKeywords: t.Optional(t.Nullable(t.String())),
+        ogImageUrl: t.Optional(t.Nullable(t.String())),
+        translations: t.Optional(t.Any()),
       }),
     },
   )
@@ -818,41 +1044,12 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
   })
   .patch("/:id/translations", async ({ params, body, set }) => {
     const id = Number(params.id);
-    if (isNaN(id)) {
+    if (isNaN(id) || id <= 0) {
       set.status = 400;
       return { error: "Invalid page ID" };
     }
 
-    const payload = body as any;
-    const results: any[] = [];
-    const LANGS = ["th", "en", "ja", "zh", "vi", "ko", "lo", "it"];
-
-    for (const lang of LANGS) {
-      const title =
-        typeof payload.title === "string"
-          ? lang === "th"
-            ? payload.title
-            : null
-          : payload.title?.[lang];
-      if (!title) continue;
-
-      const existing = await prisma.pageTranslation.findUnique({
-        where: { pageId_langCode: { pageId: id, langCode: lang } },
-      });
-
-      if (existing) {
-        const updated = await prisma.pageTranslation.update({
-          where: { id: existing.id },
-          data: { title },
-        });
-        results.push(updated);
-      } else {
-        const created = await prisma.pageTranslation.create({
-          data: { pageId: id, langCode: lang, title },
-        });
-        results.push(created);
-      }
-    }
+    const results = await savePageTranslations(id, body);
 
     const updated = await prisma.page.findUnique({
       where: { id },
@@ -860,7 +1057,23 @@ export const pagesRoute = new Elysia({ prefix: "/pages" })
     });
 
     return { success: true, translations: results, page: updated };
-  })
+  }, { body: t.Any() })
+  .post("/:id/translations", async ({ params, body, set }) => {
+    const id = Number(params.id);
+    if (isNaN(id) || id <= 0) {
+      set.status = 400;
+      return { error: "Invalid page ID" };
+    }
+
+    const results = await savePageTranslations(id, body);
+
+    const updated = await prisma.page.findUnique({
+      where: { id },
+      include: { translations: true },
+    });
+
+    return { success: true, translations: results, page: updated };
+  }, { body: t.Any() })
   .post(
     "/:slug/sections",
     async ({ params: { slug }, body, set }) => {

apps/backend/src/routes/settings.ts

@@ -2,6 +2,141 @@ import { Elysia, t } from "elysia";
 import prisma from "../lib/prisma";
 import { adminOnly } from "../middleware/auth";
 
+export async function saveStoreSettingsTranslations(settingsId: number, payload: any) {
+  const results: any[] = [];
+  const LANGS = ['th', 'en', 'ja', 'zh', 'vi', 'ko', 'lo', 'it'];
+
+  if (Array.isArray(payload)) {
+    for (const item of payload) {
+      const lang = item.langCode || item.lang;
+      if (!lang || !LANGS.includes(lang)) continue;
+      const updateData: any = {};
+      if (item.footerDescription !== undefined) updateData.footerDescription = item.footerDescription;
+      if (item.newsletterTitle !== undefined) updateData.newsletterTitle = item.newsletterTitle;
+      if (item.newsletterDescription !== undefined) updateData.newsletterDescription = item.newsletterDescription;
+      if (item.newsletterPlaceholder !== undefined) updateData.newsletterPlaceholder = item.newsletterPlaceholder;
+      if (item.newsletterButtonText !== undefined) updateData.newsletterButtonText = item.newsletterButtonText;
+      if (item.defaultSeoTitle !== undefined) updateData.defaultSeoTitle = item.defaultSeoTitle;
+      if (item.defaultSeoDescription !== undefined) updateData.defaultSeoDescription = item.defaultSeoDescription;
+
+      const existing = await prisma.storeSettingsTranslation.findUnique({
+        where: { storeSettingsId_langCode: { storeSettingsId: settingsId, langCode: lang } }
+      });
+      if (existing) {
+        const updated = await prisma.storeSettingsTranslation.update({
+          where: { id: existing.id },
+          data: updateData
+        });
+        results.push(updated);
+      } else {
+        const created = await prisma.storeSettingsTranslation.create({
+          data: { storeSettingsId: settingsId, langCode: lang, ...updateData }
+        });
+        results.push(created);
+      }
+    }
+    return results;
+  }
+
+  for (const lang of LANGS) {
+    const langObj = payload[lang];
+    const footerDescription = typeof langObj?.footerDescription === 'string' || langObj?.footerDescription === null
+      ? langObj.footerDescription
+      : typeof payload.footerDescription === 'string' || payload.footerDescription === null
+        ? (lang === 'th' ? payload.footerDescription : undefined)
+        : payload.footerDescription?.[lang];
+
+    const newsletterTitle = typeof langObj?.newsletterTitle === 'string' || langObj?.newsletterTitle === null
+      ? langObj.newsletterTitle
+      : typeof payload.newsletterTitle === 'string' || payload.newsletterTitle === null
+        ? (lang === 'th' ? payload.newsletterTitle : undefined)
+        : payload.newsletterTitle?.[lang];
+
+    const newsletterDescription = typeof langObj?.newsletterDescription === 'string' || langObj?.newsletterDescription === null
+      ? langObj.newsletterDescription
+      : typeof payload.newsletterDescription === 'string' || payload.newsletterDescription === null
+        ? (lang === 'th' ? payload.newsletterDescription : undefined)
+        : payload.newsletterDescription?.[lang];
+
+    const newsletterPlaceholder = typeof langObj?.newsletterPlaceholder === 'string' || langObj?.newsletterPlaceholder === null
+      ? langObj.newsletterPlaceholder
+      : typeof payload.newsletterPlaceholder === 'string' || payload.newsletterPlaceholder === null
+        ? (lang === 'th' ? payload.newsletterPlaceholder : undefined)
+        : payload.newsletterPlaceholder?.[lang];
+
+    const newsletterButtonText = typeof langObj?.newsletterButtonText === 'string' || langObj?.newsletterButtonText === null
+      ? langObj.newsletterButtonText
+      : typeof payload.newsletterButtonText === 'string' || payload.newsletterButtonText === null
+        ? (lang === 'th' ? payload.newsletterButtonText : undefined)
+        : payload.newsletterButtonText?.[lang];
+
+    const defaultSeoTitle = typeof langObj?.defaultSeoTitle === 'string' || langObj?.defaultSeoTitle === null
+      ? langObj.defaultSeoTitle
+      : typeof payload.defaultSeoTitle === 'string' || payload.defaultSeoTitle === null
+        ? (lang === 'th' ? payload.defaultSeoTitle : undefined)
+        : payload.defaultSeoTitle?.[lang];
+
+    const defaultSeoDescription = typeof langObj?.defaultSeoDescription === 'string' || langObj?.defaultSeoDescription === null
+      ? langObj.defaultSeoDescription
+      : typeof payload.defaultSeoDescription === 'string' || payload.defaultSeoDescription === null
+        ? (lang === 'th' ? payload.defaultSeoDescription : undefined)
+        : payload.defaultSeoDescription?.[lang];
+
+    if (
+      footerDescription === undefined &&
+      newsletterTitle === undefined &&
+      newsletterDescription === undefined &&
+      newsletterPlaceholder === undefined &&
+      newsletterButtonText === undefined &&
+      defaultSeoTitle === undefined &&
+      defaultSeoDescription === undefined
+    ) {
+      continue;
+    }
+
+    const updateData: any = {};
+    if (footerDescription !== undefined) updateData.footerDescription = footerDescription;
+    if (newsletterTitle !== undefined) updateData.newsletterTitle = newsletterTitle;
+    if (newsletterDescription !== undefined) updateData.newsletterDescription = newsletterDescription;
+    if (newsletterPlaceholder !== undefined) updateData.newsletterPlaceholder = newsletterPlaceholder;
+    if (newsletterButtonText !== undefined) updateData.newsletterButtonText = newsletterButtonText;
+    if (defaultSeoTitle !== undefined) updateData.defaultSeoTitle = defaultSeoTitle;
+    if (defaultSeoDescription !== undefined) updateData.defaultSeoDescription = defaultSeoDescription;
+
+    const existing = await prisma.storeSettingsTranslation.findUnique({
+      where: { storeSettingsId_langCode: { storeSettingsId: settingsId, langCode: lang } }
+    });
+
+    if (existing) {
+      const updated = await prisma.storeSettingsTranslation.update({
+        where: { id: existing.id },
+        data: updateData
+      });
+      results.push(updated);
+    } else {
+      const created = await prisma.storeSettingsTranslation.create({
+        data: { storeSettingsId: settingsId, langCode: lang, ...updateData }
+      });
+      results.push(created);
+    }
+
+    if (lang === 'th') {
+      const baseUpdates: any = {};
+      if (footerDescription !== undefined) baseUpdates.footerDescription = footerDescription;
+      if (defaultSeoTitle !== undefined) baseUpdates.defaultSeoTitle = defaultSeoTitle;
+      if (defaultSeoDescription !== undefined) baseUpdates.defaultSeoDescription = defaultSeoDescription;
+      if (Object.keys(baseUpdates).length > 0) {
+        await prisma.storeSettings.update({
+          where: { id: settingsId },
+          data: baseUpdates
+        });
+      }
+    }
+  }
+
+  return results;
+}
+
 export const settingsRoute = new Elysia({ prefix: "/settings" })
   .get("/", async ({ set, query }) => {
     try {
@@ -13,19 +148,27 @@ export const settingsRoute = new Elysia({ prefix: "/settings" })
         });
       }
       const { translations, ...settingsData } = settings;
-      const requestedLang = typeof query?.lang === "string" ? query.lang : undefined;
-      const localizedDescription = requestedLang
-        ? translations.find((translation) => translation.langCode === requestedLang)?.footerDescription
+      const requestedLang = typeof (query as any)?.lang === "string" ? (query as any).lang : undefined;
+      const translation = requestedLang
+        ? translations.find((t) => t.langCode === requestedLang)
         : undefined;
+      const localizedDescription = translation?.footerDescription;
+      const localizedSeoTitle = translation?.defaultSeoTitle;
+      const localizedSeoDescription = translation?.defaultSeoDescription;
+
       const headerBehavior = (settings.themeTokens as any)?.headerBehavior ?? 'hide_on_scroll';
       const mobileHeaderBehavior = (settings.themeTokens as any)?.mobileHeaderBehavior ?? headerBehavior;
       const mobileHeaderStyle = (settings.themeTokens as any)?.mobileHeaderStyle ?? 'logo_center';
       return {
         ...settingsData,
+        translations,
         headerBehavior,
         mobileHeaderBehavior,
         mobileHeaderStyle,
         footerDescription: localizedDescription ?? settingsData.footerDescription,
+        defaultSeoTitle: localizedSeoTitle ?? settingsData.defaultSeoTitle,
+        defaultSeoDescription: localizedSeoDescription ?? settingsData.defaultSeoDescription,
+        defaultOgImage: settingsData.defaultOgImage,
       };
     } catch (err) {
       console.error("[Settings] Error:", err);
@@ -67,7 +210,7 @@ export const settingsRoute = new Elysia({ prefix: "/settings" })
     }
   })
   .use(adminOnly)
-  .patch("/footer-brand", async ({ body, set }) => {
+  .patch("/footer-brand", async ({ body, set }: { body: any; set: any }) => {
     try {
       const payload = body as any;
       const settings = await prisma.storeSettings.findFirst({ include: { translations: true } });
@@ -118,9 +261,9 @@ export const settingsRoute = new Elysia({ prefix: "/settings" })
       return { error: err?.message || "Failed to update footer brand" };
     }
   }, { body: t.Any() })
-  .put("/", async ({ body, set }) => {
+  .put("/", async ({ body, set }: { body: any; set: any }) => {
     try {
-      const { headerBehavior, mobileHeaderBehavior, mobileHeaderStyle, ...data } = body as any;
+      const { headerBehavior, mobileHeaderBehavior, mobileHeaderStyle, translations, ...data } = body as any;
       const currentTokens = (typeof data.themeTokens === 'object' && data.themeTokens !== null)
         ? data.themeTokens
         : {};
@@ -136,18 +279,27 @@ export const settingsRoute = new Elysia({ prefix: "/settings" })
       }
       data.themeTokens = updatedTokens;
 
-      let settings = await prisma.storeSettings.findFirst();
+      let settings = await prisma.storeSettings.findFirst({ include: { translations: true } });
       if (!settings) {
-        settings = await prisma.storeSettings.create({ data });
+        settings = await prisma.storeSettings.create({ data, include: { translations: true } });
       } else {
         settings = await prisma.storeSettings.update({
           where: { id: settings.id },
-          data
+          data,
+          include: { translations: true },
         });
       }
-      const returnedBehavior = (settings.themeTokens as any)?.headerBehavior ?? 'hide_on_scroll';
-      const returnedMobileBehavior = (settings.themeTokens as any)?.mobileHeaderBehavior ?? returnedBehavior;
-      const returnedMobileStyle = (settings.themeTokens as any)?.mobileHeaderStyle ?? 'logo_center';
+
+      if (translations) {
+        await saveStoreSettingsTranslations(settings.id, translations);
+        settings = (await prisma.storeSettings.findFirst({
+          include: { translations: true },
+        })) as any;
+      }
+
+      const returnedBehavior = (settings?.themeTokens as any)?.headerBehavior ?? 'hide_on_scroll';
+      const returnedMobileBehavior = (settings?.themeTokens as any)?.mobileHeaderBehavior ?? returnedBehavior;
+      const returnedMobileStyle = (settings?.themeTokens as any)?.mobileHeaderStyle ?? 'logo_center';
       return {
         ...settings,
         headerBehavior: returnedBehavior,
@@ -167,17 +319,17 @@ export const settingsRoute = new Elysia({ prefix: "/settings" })
       bankAccountName: t.Optional(t.String()),
       bankAccountNumber: t.Optional(t.String()),
       pointsEarnRate: t.Optional(t.Number()),
-      logoUrl: t.Optional(t.String()),
+      logoUrl: t.Optional(t.Nullable(t.String())),
       themePreset: t.Optional(t.String()),
       themeTokens: t.Optional(t.Any()),
-      facebookUrl: t.Optional(t.String()),
-      instagramUrl: t.Optional(t.String()),
-      tiktokUrl: t.Optional(t.String()),
-      footerDescription: t.Optional(t.String()),
-      newsletterTitle: t.Optional(t.String()),
-      newsletterDescription: t.Optional(t.String()),
-      newsletterPlaceholder: t.Optional(t.String()),
-      newsletterButtonText: t.Optional(t.String()),
+      facebookUrl: t.Optional(t.Nullable(t.String())),
+      instagramUrl: t.Optional(t.Nullable(t.String())),
+      tiktokUrl: t.Optional(t.Nullable(t.String())),
+      footerDescription: t.Optional(t.Nullable(t.String())),
+      newsletterTitle: t.Optional(t.Nullable(t.String())),
+      newsletterDescription: t.Optional(t.Nullable(t.String())),
+      newsletterPlaceholder: t.Optional(t.Nullable(t.String())),
+      newsletterButtonText: t.Optional(t.Nullable(t.String())),
       footerSupportHeading: t.Optional(t.Any()),
       footerCopyrightText: t.Optional(t.Any()),
       scrollRevealEnabled: t.Optional(t.Boolean()),
@@ -185,52 +337,106 @@ export const settingsRoute = new Elysia({ prefix: "/settings" })
       scrollRevealDuration: t.Optional(t.Number()),
       headerStyle: t.Optional(t.String()),
       headerBehavior: t.Optional(t.String()),
+      mobileHeaderBehavior: t.Optional(t.String()),
+      mobileHeaderStyle: t.Optional(t.String()),
+      defaultSeoTitle: t.Optional(t.Nullable(t.String())),
+      defaultSeoDescription: t.Optional(t.Nullable(t.String())),
+      defaultOgImage: t.Optional(t.Nullable(t.String())),
+      translations: t.Optional(t.Any()),
     })
   })
-  .patch("/translations", async ({ body, set }) => {
+  .post("/", async ({ body, set }: { body: any; set: any }) => {
+    try {
+      const { headerBehavior, mobileHeaderBehavior, mobileHeaderStyle, translations, ...data } = body as any;
+      const currentTokens = (typeof data.themeTokens === 'object' && data.themeTokens !== null)
+        ? data.themeTokens
+        : {};
+      const updatedTokens = { ...currentTokens };
+      if (headerBehavior !== undefined) {
+        updatedTokens.headerBehavior = headerBehavior;
+      }
+      if (mobileHeaderBehavior !== undefined) {
+        updatedTokens.mobileHeaderBehavior = mobileHeaderBehavior;
+      }
+      if (mobileHeaderStyle !== undefined) {
+        updatedTokens.mobileHeaderStyle = mobileHeaderStyle;
+      }
+      data.themeTokens = updatedTokens;
+
+      let settings = await prisma.storeSettings.findFirst({ include: { translations: true } });
+      if (!settings) {
+        settings = await prisma.storeSettings.create({ data, include: { translations: true } });
+      } else {
+        settings = await prisma.storeSettings.update({
+          where: { id: settings.id },
+          data,
+          include: { translations: true },
+        });
+      }
+
+      if (translations) {
+        await saveStoreSettingsTranslations(settings.id, translations);
+        settings = (await prisma.storeSettings.findFirst({
+          include: { translations: true },
+        })) as any;
+      }
+
+      const returnedBehavior = (settings?.themeTokens as any)?.headerBehavior ?? 'hide_on_scroll';
+      const returnedMobileBehavior = (settings?.themeTokens as any)?.mobileHeaderBehavior ?? returnedBehavior;
+      const returnedMobileStyle = (settings?.themeTokens as any)?.mobileHeaderStyle ?? 'logo_center';
+      return {
+        ...settings,
+        headerBehavior: returnedBehavior,
+        mobileHeaderBehavior: returnedMobileBehavior,
+        mobileHeaderStyle: returnedMobileStyle,
+      };
+    } catch (err) {
+      console.error("[Settings] Error:", err);
+      set.status = 500;
+      return { error: "Failed to update settings" };
+    }
+  }, {
+    body: t.Object({
+      brandName: t.Optional(t.String()),
+      shippingFee: t.Optional(t.Number()),
+      bankName: t.Optional(t.String()),
+      bankAccountName: t.Optional(t.String()),
+      bankAccountNumber: t.Optional(t.String()),
+      pointsEarnRate: t.Optional(t.Number()),
+      logoUrl: t.Optional(t.Nullable(t.String())),
+      themePreset: t.Optional(t.String()),
+      themeTokens: t.Optional(t.Any()),
+      facebookUrl: t.Optional(t.Nullable(t.String())),
+      instagramUrl: t.Optional(t.Nullable(t.String())),
+      tiktokUrl: t.Optional(t.Nullable(t.String())),
+      footerDescription: t.Optional(t.Nullable(t.String())),
+      newsletterTitle: t.Optional(t.Nullable(t.String())),
+      newsletterDescription: t.Optional(t.Nullable(t.String())),
+      newsletterPlaceholder: t.Optional(t.Nullable(t.String())),
+      newsletterButtonText: t.Optional(t.Nullable(t.String())),
+      footerSupportHeading: t.Optional(t.Any()),
+      footerCopyrightText: t.Optional(t.Any()),
+      scrollRevealEnabled: t.Optional(t.Boolean()),
+      scrollRevealStyle: t.Optional(t.String()),
+      scrollRevealDuration: t.Optional(t.Number()),
+      headerStyle: t.Optional(t.String()),
+      headerBehavior: t.Optional(t.String()),
+      mobileHeaderBehavior: t.Optional(t.String()),
+      mobileHeaderStyle: t.Optional(t.String()),
+      defaultSeoTitle: t.Optional(t.Nullable(t.String())),
+      defaultSeoDescription: t.Optional(t.Nullable(t.String())),
+      defaultOgImage: t.Optional(t.Nullable(t.String())),
+      translations: t.Optional(t.Any()),
+    })
+  })
+  .patch("/translations", async ({ body, set }: { body: any; set: any }) => {
     try {
       let settings = await prisma.storeSettings.findFirst();
       if (!settings) {
         settings = await prisma.storeSettings.create({ data: {} });
       }
 
-      const payload = body as any;
-      const results: any[] = [];
-      const LANGS = ['th', 'en', 'ja', 'zh', 'vi', 'ko', 'lo', 'it'];
-
-      for (const lang of LANGS) {
-        const footerDescription = typeof payload.footerDescription === 'string' ? (lang === 'th' ? payload.footerDescription : null) : payload.footerDescription?.[lang];
-        const newsletterTitle = typeof payload.newsletterTitle === 'string' ? (lang === 'th' ? payload.newsletterTitle : null) : payload.newsletterTitle?.[lang];
-        const newsletterDescription = typeof payload.newsletterDescription === 'string' ? (lang === 'th' ? payload.newsletterDescription : null) : payload.newsletterDescription?.[lang];
-        const newsletterPlaceholder = typeof payload.newsletterPlaceholder === 'string' ? (lang === 'th' ? payload.newsletterPlaceholder : null) : payload.newsletterPlaceholder?.[lang];
-        const newsletterButtonText = typeof payload.newsletterButtonText === 'string' ? (lang === 'th' ? payload.newsletterButtonText : null) : payload.newsletterButtonText?.[lang];
-
-        if (!footerDescription && !newsletterTitle && !newsletterDescription && !newsletterPlaceholder && !newsletterButtonText) continue;
-
-        const existing = await prisma.storeSettingsTranslation.findUnique({
-          where: { storeSettingsId_langCode: { storeSettingsId: settings.id, langCode: lang } }
-        });
-
-        const updateData: any = {};
-        if (footerDescription) updateData.footerDescription = footerDescription;
-        if (newsletterTitle) updateData.newsletterTitle = newsletterTitle;
-        if (newsletterDescription) updateData.newsletterDescription = newsletterDescription;
-        if (newsletterPlaceholder) updateData.newsletterPlaceholder = newsletterPlaceholder;
-        if (newsletterButtonText) updateData.newsletterButtonText = newsletterButtonText;
-
-        if (existing) {
-          const updated = await prisma.storeSettingsTranslation.update({
-            where: { id: existing.id },
-            data: updateData
-          });
-          results.push(updated);
-        } else {
-          const created = await prisma.storeSettingsTranslation.create({
-            data: { storeSettingsId: settings.id, langCode: lang, ...updateData }
-          });
-          results.push(created);
-        }
-      }
+      const results = await saveStoreSettingsTranslations(settings.id, body);
 
       const updatedSettings = await prisma.storeSettings.findFirst({
         include: { translations: true }
@@ -242,8 +448,28 @@ export const settingsRoute = new Elysia({ prefix: "/settings" })
       set.status = 500;
       return { error: "Failed to update settings translation" };
     }
-  })
-  .post("/seed-pages", async ({ set }) => {
+  }, { body: t.Any() })
+  .post("/translations", async ({ body, set }: { body: any; set: any }) => {
+    try {
+      let settings = await prisma.storeSettings.findFirst();
+      if (!settings) {
+        settings = await prisma.storeSettings.create({ data: {} });
+      }
+
+      const results = await saveStoreSettingsTranslations(settings.id, body);
+
+      const updatedSettings = await prisma.storeSettings.findFirst({
+        include: { translations: true }
+      });
+
+      return { success: true, translations: results, settings: updatedSettings };
+    } catch (err) {
+      console.error("[Settings] Translation Error:", err);
+      set.status = 500;
+      return { error: "Failed to update settings translation" };
+    }
+  }, { body: t.Any() })
+  .post("/seed-pages", async ({ set }: { set: any }) => {
     type SectionInput = { type: string; order: number; isActive: boolean; payload: object };
     type PageDef = { slug: string; title: string; sections: SectionInput[] };