x

apps/backend/src/routes/products.ts

@@ -1,6 +1,25 @@
 import { Elysia, t } from "elysia";
 import prisma from "../lib/prisma";
 import { localizeProductAttribute } from "../lib/productAttributes";
+import { hydrateSectionPayload, validateSectionPayload } from "./pages";
+
+function summarizeValidationIssues(issues: any[]) {
+  return issues.map((issue) => ({
+    path: issue.path?.join(".") || "(root)",
+    message: issue.message,
+    code: issue.code,
+  }));
+}
+
+function defaultProductDetailSections(productId: number) {
+  return [
+    { productId, type: "PRODUCT_MAIN", order: 1, payload: { layoutMode: "standard", galleryBehavior: "carousel", purchaseCardSticky: true, showStickyPurchaseBarAfterMain: true, showBreadcrumbs: true, showBrandMeta: true }, isActive: true, isLocked: true },
+    { productId, type: "PRODUCT_DETAILS", order: 2, payload: { title: { th: "รายละเอียดสินค้า", en: "Product Details" }, showHeading: true }, isActive: true },
+    { productId, type: "PRODUCT_SPECS", order: 3, payload: { title: { th: "ข้อมูลสินค้า", en: "Specifications" }, showHeading: true }, isActive: true },
+    { productId, type: "PRODUCT_REVIEWS", order: 4, payload: { title: { th: "รีวิว", en: "Reviews" }, showHeading: true }, isActive: true },
+    { productId, type: "RELATED_PRODUCTS", order: 5, payload: { title: { th: "สินค้าที่เกี่ยวข้อง", en: "Related Products" }, showHeading: true, showViewAllLink: true }, isActive: true },
+  ];
+}
 
 export const productsRoute = new Elysia({ prefix: "/products" })
   .decorate("validateVariants", (options: any[] = [], variants: any[] = []) => {
@@ -255,6 +274,233 @@ export const productsRoute = new Elysia({ prefix: "/products" })
       };
     }
   })
+  .get("/:id/detail-sections", async ({ params, query, status }) => {
+    const id = parseInt(params.id);
+    if (isNaN(id)) return status(400, { message: "Invalid product ID" });
+
+    const product = await prisma.product.findUnique({ where: { id }, select: { id: true } });
+    if (!product) return status(404, { message: "Product not found" });
+
+    const includeInactive = query.includeInactive === "true";
+    const lang = query.lang || "th";
+    const sections = await prisma.productDetailSection.findMany({
+      where: {
+        productId: id,
+        ...(includeInactive ? {} : { isActive: true }),
+      },
+      orderBy: [{ order: "asc" }, { id: "asc" }],
+    });
+
+    return await Promise.all(sections.map((section: any) => hydrateSectionPayload(section, lang)));
+  })
+  .post("/:id/detail-sections/seed-default", async ({ params, status }) => {
+    const id = parseInt(params.id);
+    if (isNaN(id)) return status(400, { message: "Invalid product ID" });
+
+    const product = await prisma.product.findUnique({ where: { id }, select: { id: true } });
+    if (!product) return status(404, { message: "Product not found" });
+
+    const existingCount = await prisma.productDetailSection.count({ where: { productId: id } });
+    if (existingCount > 0) {
+      return status(409, { success: false, message: "Product detail sections already exist" });
+    }
+
+    await prisma.productDetailSection.createMany({
+      data: defaultProductDetailSections(id),
+    });
+
+    const sections = await prisma.productDetailSection.findMany({
+      where: { productId: id },
+      orderBy: [{ order: "asc" }, { id: "asc" }],
+    });
+
+    return { success: true, sections };
+  })
+  .post("/:id/detail-sections", async ({ params, body, status }) => {
+    const id = parseInt(params.id);
+    if (isNaN(id)) return status(400, { message: "Invalid product ID" });
+
+    const payload = body as any;
+    const type = String(payload.type || "").toUpperCase();
+    const sectionPayload = payload.payload || {};
+    const validationResult = validateSectionPayload(type, sectionPayload);
+    if (!validationResult.success) {
+      return status(400, {
+        success: false,
+        message: "Invalid product detail section payload",
+        issues: summarizeValidationIssues(validationResult.issues || []),
+      });
+    }
+
+    const product = await prisma.product.findUnique({ where: { id }, select: { id: true } });
+    if (!product) return status(404, { message: "Product not found" });
+
+    const isProductMain = type === "PRODUCT_MAIN";
+    if (isProductMain) {
+      const existingMain = await prisma.productDetailSection.count({
+        where: { productId: id, type: "PRODUCT_MAIN" },
+      });
+      if (existingMain > 0) {
+        return status(409, { success: false, message: "Product main section already exists" });
+      }
+    }
+
+    const lastSection = await prisma.productDetailSection.findFirst({
+      where: { productId: id },
+      orderBy: { order: "desc" },
+    });
+
+    const section = isProductMain
+      ? (await prisma.$transaction([
+          prisma.productDetailSection.updateMany({
+            where: { productId: id },
+            data: { order: { increment: 1 } },
+          }),
+          prisma.productDetailSection.create({
+            data: {
+              productId: id,
+              type,
+              order: 1,
+              payload: validationResult.data,
+              isActive: true,
+              isLocked: true,
+            },
+          }),
+        ]))[1]
+      : await prisma.productDetailSection.create({
+          data: {
+            productId: id,
+            type,
+            order: Number.isFinite(Number(payload.order)) ? Number(payload.order) : (lastSection?.order || 0) + 1,
+            payload: validationResult.data,
+            isActive: payload.isActive !== false,
+            isLocked: Boolean(payload.isLocked),
+          },
+        });
+
+    return { success: true, section };
+  })
+  .put("/detail-sections/:sectionId", async ({ params, body, status }) => {
+    const sectionId = parseInt(params.sectionId);
+    if (isNaN(sectionId)) return status(400, { message: "Invalid section ID" });
+
+    const existing = await prisma.productDetailSection.findUnique({ where: { id: sectionId } });
+    if (!existing) return status(404, { message: "Product detail section not found" });
+
+    const payload = body as any;
+    const type = String(payload.type || existing.type).toUpperCase();
+    const sectionPayload = payload.payload === undefined ? existing.payload : payload.payload;
+    const validationResult = validateSectionPayload(type, sectionPayload);
+    if (!validationResult.success) {
+      return status(400, {
+        success: false,
+        message: "Invalid product detail section payload",
+        issues: summarizeValidationIssues(validationResult.issues || []),
+      });
+    }
+
+    if (existing.isLocked) {
+      if (payload.type && type !== existing.type) {
+        return status(409, { success: false, message: "Locked product detail sections cannot change type" });
+      }
+      if (payload.isActive === false) {
+        return status(409, { success: false, message: "Locked product detail sections cannot be hidden" });
+      }
+      if (payload.isLocked === false) {
+        return status(409, { success: false, message: "Locked product detail sections cannot be unlocked" });
+      }
+      if (payload.order !== undefined) {
+        const nextOrder = Number(payload.order);
+        const canPinProductMain = existing.type === "PRODUCT_MAIN" && nextOrder === 1;
+        if (!canPinProductMain && nextOrder !== existing.order) {
+          return status(409, { success: false, message: "Locked product detail sections cannot change order" });
+        }
+      }
+    }
+
+    const section = await prisma.productDetailSection.update({
+      where: { id: sectionId },
+      data: {
+        type,
+        payload: validationResult.data,
+        ...(payload.order !== undefined ? { order: Number(payload.order) } : {}),
+        ...(payload.isActive !== undefined ? { isActive: Boolean(payload.isActive) } : {}),
+        ...(payload.isLocked !== undefined ? { isLocked: Boolean(payload.isLocked) } : {}),
+      },
+    });
+
+    return { success: true, section };
+  })
+  .put("/:id/detail-sections/reorder", async ({ params, body, status }) => {
+    const id = parseInt(params.id);
+    if (isNaN(id)) return status(400, { message: "Invalid product ID" });
+
+    const items = (body as any)?.sections;
+    if (!Array.isArray(items)) return status(400, { message: "sections must be an array" });
+
+    const existingSections = await prisma.productDetailSection.findMany({
+      where: { productId: id },
+      select: { id: true, type: true, order: true, isLocked: true },
+    });
+    const requestedOrderById = new Map(
+      items.map((item: any, index: number) => [
+        Number(item.id),
+        Number.isFinite(Number(item.order)) ? Number(item.order) : index + 1,
+      ])
+    );
+    const lockedProductMain = existingSections.find((section) => section.isLocked && section.type === "PRODUCT_MAIN");
+    if (lockedProductMain) {
+      const targetOrder = requestedOrderById.get(lockedProductMain.id) ?? lockedProductMain.order;
+      if (targetOrder !== 1) {
+        return status(409, { success: false, message: "Product main section must stay first" });
+      }
+
+      for (const [sectionId, targetOrder] of requestedOrderById) {
+        if (sectionId !== lockedProductMain.id && targetOrder === 1) {
+          return status(409, { success: false, message: "Sections cannot be moved before product main" });
+        }
+      }
+    }
+
+    for (const section of existingSections) {
+      if (!section.isLocked) continue;
+      const targetOrder = requestedOrderById.get(section.id);
+      if (targetOrder === undefined) continue;
+      const canPinProductMain = section.type === "PRODUCT_MAIN" && targetOrder === 1;
+      if (!canPinProductMain && targetOrder !== section.order) {
+        return status(409, { success: false, message: "Locked product detail sections cannot change order" });
+      }
+    }
+
+    await prisma.$transaction(
+      items.map((item: any, index: number) =>
+        prisma.productDetailSection.updateMany({
+          where: { id: Number(item.id), productId: id },
+          data: { order: Number.isFinite(Number(item.order)) ? Number(item.order) : index + 1 },
+        })
+      )
+    );
+
+    const sections = await prisma.productDetailSection.findMany({
+      where: { productId: id },
+      orderBy: [{ order: "asc" }, { id: "asc" }],
+    });
+
+    return { success: true, sections };
+  })
+  .delete("/detail-sections/:sectionId", async ({ params, status }) => {
+    const sectionId = parseInt(params.sectionId);
+    if (isNaN(sectionId)) return status(400, { message: "Invalid section ID" });
+
+    const existing = await prisma.productDetailSection.findUnique({ where: { id: sectionId } });
+    if (!existing) return status(404, { message: "Product detail section not found" });
+    if (existing.isLocked) {
+      return status(409, { success: false, message: "Locked product detail sections cannot be deleted" });
+    }
+
+    await prisma.productDetailSection.delete({ where: { id: sectionId } });
+    return { success: true };
+  })
   .put(
     "/:id",
     async ({ params, body, status, validateVariants }) => {