x

apps/backend/src/routes/product-attributes.ts

@@ -0,0 +1,439 @@
+import { Elysia, t } from "elysia";
+import prisma from "../lib/prisma";
+import {
+  SUPPORTED_LANGS,
+  localizeAttributeDefinition,
+  localizeProductAttribute,
+  normalizeAttributeType,
+  validateAttributeValue,
+  validateSelectOption,
+} from "../lib/productAttributes";
+
+function parseId(value: string, label: string) {
+  const parsed = parseInt(value);
+  if (Number.isNaN(parsed)) {
+    throw new Error(`Invalid ${label}`);
+  }
+  return parsed;
+}
+
+function buildDefinitionPayload(payload: any) {
+  return {
+    code: payload.code,
+    label: payload.label,
+    description: payload.description ?? null,
+    type: normalizeAttributeType(payload.type),
+    unit: payload.unit ?? null,
+    options: payload.options ?? null,
+    isRequired: Boolean(payload.isRequired),
+    isFilterable: Boolean(payload.isFilterable),
+    sortOrder: typeof payload.sortOrder === 'number' ? payload.sortOrder : 0,
+    categoryId: payload.categoryId ?? null,
+  };
+}
+
+async function assertProductAndDefinitionMatch(productId: number, attributeDefinitionId: number) {
+  const [product, definition] = await Promise.all([
+    prisma.product.findUnique({ where: { id: productId } }),
+    prisma.attributeDefinition.findUnique({ where: { id: attributeDefinitionId } }),
+  ]);
+
+  if (!product) throw new Error("Product not found");
+  if (!definition) throw new Error("Attribute definition not found");
+  if (definition.categoryId && definition.categoryId !== product.categoryId) {
+    throw new Error("Attribute definition category does not match product category");
+  }
+
+  return { product, definition };
+}
+
+export const productAttributesRoute = new Elysia()
+  .get("/product-attributes/definitions", async ({ query }) => {
+    const lang = (query as any).lang || 'th';
+    const categoryId = (query as any).categoryId ? parseInt((query as any).categoryId) : undefined;
+
+    const definitions = await prisma.attributeDefinition.findMany({
+      where: categoryId ? { OR: [{ categoryId }, { categoryId: null }] } : undefined,
+      include: {
+        category: true,
+        translations: true,
+      },
+      orderBy: [
+        { sortOrder: 'asc' },
+        { code: 'asc' },
+      ],
+    });
+
+    return definitions.map((definition: any) => localizeAttributeDefinition(definition, lang));
+  })
+  .get("/product-attributes/definitions/:id", async ({ params, query, status }) => {
+    try {
+      const id = parseId(params.id, "attribute definition ID");
+      const lang = (query as any).lang || 'th';
+      const definition = await prisma.attributeDefinition.findUnique({
+        where: { id },
+        include: {
+          category: true,
+          translations: true,
+        },
+      });
+
+      if (!definition) return status(404, { message: "Attribute definition not found" });
+      return localizeAttributeDefinition(definition, lang);
+    } catch (err: any) {
+      return status(400, { message: err.message });
+    }
+  })
+  .post("/product-attributes/definitions", async ({ body, status }) => {
+    try {
+      const payload = body as any;
+      const definition = await prisma.attributeDefinition.create({
+        data: {
+          ...buildDefinitionPayload(payload),
+          translations: payload.translations && typeof payload.translations === 'object'
+            ? {
+                create: Object.entries(payload.translations)
+                  .filter(([lang, value]) => SUPPORTED_LANGS.includes(lang as any) && value && typeof value === 'object' && (value as any).label)
+                  .map(([lang, value]) => ({
+                    langCode: lang,
+                    label: (value as any).label,
+                    description: (value as any).description ?? null,
+                  })),
+              }
+            : undefined,
+        },
+        include: {
+          category: true,
+          translations: true,
+        },
+      });
+
+      return { success: true, definition };
+    } catch (err: any) {
+      if (err.code === 'P2002') return status(400, { message: "Attribute definition code already exists" });
+      return status(500, { message: err?.message || "Failed to create attribute definition" });
+    }
+  }, {
+    body: t.Any(),
+  })
+  .put("/product-attributes/definitions/:id", async ({ params, body, status }) => {
+    try {
+      const id = parseId(params.id, "attribute definition ID");
+      const payload = body as any;
+      const definition = await prisma.attributeDefinition.update({
+        where: { id },
+        data: buildDefinitionPayload(payload),
+        include: {
+          category: true,
+          translations: true,
+        },
+      });
+
+      return { success: true, definition };
+    } catch (err: any) {
+      if (err.code === 'P2025') return status(404, { message: "Attribute definition not found" });
+      if (err.code === 'P2002') return status(400, { message: "Attribute definition code already exists" });
+      return status(500, { message: err?.message || "Failed to update attribute definition" });
+    }
+  }, {
+    body: t.Any(),
+  })
+  .patch("/product-attributes/definitions/:id/translations", async ({ params, body, status }) => {
+    try {
+      const id = parseId(params.id, "attribute definition ID");
+      const definition = await prisma.attributeDefinition.findUnique({ where: { id } });
+      if (!definition) return status(404, { message: "Attribute definition not found" });
+
+      const payload = body as any;
+      const results: any[] = [];
+
+      for (const lang of SUPPORTED_LANGS) {
+        const item = payload.translations?.[lang]
+          || ((payload.label?.[lang] || payload.description?.[lang]) ? { label: payload.label?.[lang], description: payload.description?.[lang] } : null);
+
+        if (!item?.label) continue;
+
+        const existing = await prisma.attributeDefinitionTranslation.findUnique({
+          where: { attributeDefinitionId_langCode: { attributeDefinitionId: id, langCode: lang } },
+        });
+
+        const data = {
+          label: item.label,
+          description: item.description ?? null,
+        };
+
+        if (existing) {
+          results.push(await prisma.attributeDefinitionTranslation.update({
+            where: { id: existing.id },
+            data,
+          }));
+        } else {
+          results.push(await prisma.attributeDefinitionTranslation.create({
+            data: {
+              attributeDefinitionId: id,
+              langCode: lang,
+              ...data,
+            },
+          }));
+        }
+      }
+
+      if (results.length === 0) return status(400, { message: "No valid translations provided" });
+
+      const updated = await prisma.attributeDefinition.findUnique({
+        where: { id },
+        include: { category: true, translations: true },
+      });
+
+      return { success: true, definition: updated, translations: results };
+    } catch (err: any) {
+      return status(500, { message: err?.message || "Failed to update attribute definition translations" });
+    }
+  }, {
+    body: t.Any(),
+  })
+  .get("/products/:id/attributes", async ({ params, query, status }) => {
+    try {
+      const productId = parseId(params.id, "product ID");
+      const lang = (query as any).lang || 'th';
+      const product = await prisma.product.findUnique({ where: { id: productId } });
+      if (!product) return status(404, { message: "Product not found" });
+
+      const attributes = await prisma.productAttribute.findMany({
+        where: { productId },
+        include: {
+          translations: true,
+          attributeDefinition: {
+            include: {
+              category: true,
+              translations: true,
+            },
+          },
+        },
+        orderBy: [
+          { attributeDefinition: { sortOrder: 'asc' } },
+          { id: 'asc' },
+        ],
+      });
+
+      return attributes.map((attribute: any) => localizeProductAttribute(attribute, lang));
+    } catch (err: any) {
+      return status(400, { message: err.message });
+    }
+  })
+  .post("/products/:id/attributes", async ({ params, body, status }) => {
+    try {
+      const productId = parseId(params.id, "product ID");
+      const payload = body as any;
+      const attributeDefinitionId = Number(payload.attributeDefinitionId);
+      if (!attributeDefinitionId) return status(400, { message: "attributeDefinitionId is required" });
+
+      const { definition } = await assertProductAndDefinitionMatch(productId, attributeDefinitionId);
+      const type = normalizeAttributeType(definition.type);
+      validateAttributeValue(type, payload);
+      if (type === 'SELECT') validateSelectOption(definition.options, payload.valueText);
+
+      const attribute = await prisma.productAttribute.upsert({
+        where: { productId_attributeDefinitionId: { productId, attributeDefinitionId } },
+        update: {
+          valueText: payload.valueText ?? null,
+          valueNumber: payload.valueNumber ?? null,
+          valueBoolean: payload.valueBoolean ?? null,
+          valueJson: payload.valueJson ?? null,
+        },
+        create: {
+          productId,
+          attributeDefinitionId,
+          valueText: payload.valueText ?? null,
+          valueNumber: payload.valueNumber ?? null,
+          valueBoolean: payload.valueBoolean ?? null,
+          valueJson: payload.valueJson ?? null,
+        },
+        include: {
+          translations: true,
+          attributeDefinition: { include: { category: true, translations: true } },
+        },
+      });
+
+      return { success: true, attribute };
+    } catch (err: any) {
+      const code = err.message === "Product not found" || err.message === "Attribute definition not found" ? 404 : 400;
+      return status(code, { message: err.message });
+    }
+  }, {
+    body: t.Any(),
+  })
+  .put("/products/:id/attributes", async ({ params, body, status }) => {
+    try {
+      const productId = parseId(params.id, "product ID");
+      const payload = body as any;
+      if (!Array.isArray(payload.attributes)) return status(400, { message: "attributes array is required" });
+
+      const product = await prisma.product.findUnique({ where: { id: productId } });
+      if (!product) return status(404, { message: "Product not found" });
+
+      const existing = await prisma.productAttribute.findMany({
+        where: { productId },
+        select: { id: true, attributeDefinitionId: true },
+      });
+      const incomingDefinitionIds = payload.attributes.map((item: any) => Number(item.attributeDefinitionId)).filter(Boolean);
+      const toDelete = existing.filter((item: any) => !incomingDefinitionIds.includes(item.attributeDefinitionId));
+
+      if (toDelete.length > 0) {
+        await prisma.productAttribute.deleteMany({
+          where: { id: { in: toDelete.map((item: any) => item.id) } },
+        });
+      }
+
+      const results = [];
+      for (const item of payload.attributes) {
+        const attributeDefinitionId = Number(item.attributeDefinitionId);
+        const { definition } = await assertProductAndDefinitionMatch(productId, attributeDefinitionId);
+        const type = normalizeAttributeType(definition.type);
+        validateAttributeValue(type, item);
+        if (type === 'SELECT') validateSelectOption(definition.options, item.valueText);
+
+        const attribute = await prisma.productAttribute.upsert({
+          where: { productId_attributeDefinitionId: { productId, attributeDefinitionId } },
+          update: {
+            valueText: item.valueText ?? null,
+            valueNumber: item.valueNumber ?? null,
+            valueBoolean: item.valueBoolean ?? null,
+            valueJson: item.valueJson ?? null,
+          },
+          create: {
+            productId,
+            attributeDefinitionId,
+            valueText: item.valueText ?? null,
+            valueNumber: item.valueNumber ?? null,
+            valueBoolean: item.valueBoolean ?? null,
+            valueJson: item.valueJson ?? null,
+          },
+          include: {
+            translations: true,
+            attributeDefinition: { include: { category: true, translations: true } },
+          },
+        });
+
+        if (type === 'TEXT' && item.translations && typeof item.translations === 'object') {
+          for (const lang of SUPPORTED_LANGS) {
+            const translatedValue = item.translations[lang];
+            if (typeof translatedValue !== 'string' || !translatedValue.trim()) continue;
+            await prisma.productAttributeTranslation.upsert({
+              where: { productAttributeId_langCode: { productAttributeId: attribute.id, langCode: lang } },
+              update: { valueText: translatedValue },
+              create: { productAttributeId: attribute.id, langCode: lang, valueText: translatedValue },
+            });
+          }
+        }
+
+        results.push(attribute);
+      }
+
+      const updated = await prisma.productAttribute.findMany({
+        where: { productId },
+        include: {
+          translations: true,
+          attributeDefinition: { include: { category: true, translations: true } },
+        },
+        orderBy: [
+          { attributeDefinition: { sortOrder: 'asc' } },
+          { id: 'asc' },
+        ],
+      });
+
+      return { success: true, attributes: updated };
+    } catch (err: any) {
+      const code = err.message === "Product not found" || err.message === "Attribute definition not found" ? 404 : 400;
+      return status(code, { message: err.message });
+    }
+  }, {
+    body: t.Any(),
+  })
+  .put("/products/:id/attributes/:productAttributeId", async ({ params, body, status }) => {
+    try {
+      const productId = parseId(params.id, "product ID");
+      const productAttributeId = parseId(params.productAttributeId, "product attribute ID");
+      const attribute = await prisma.productAttribute.findUnique({
+        where: { id: productAttributeId },
+        include: { attributeDefinition: true },
+      });
+
+      if (!attribute || attribute.productId !== productId) {
+        return status(404, { message: "Product attribute not found" });
+      }
+
+      const type = normalizeAttributeType(attribute.attributeDefinition.type);
+      const payload = body as any;
+      validateAttributeValue(type, payload);
+      if (type === 'SELECT') validateSelectOption(attribute.attributeDefinition.options, payload.valueText);
+
+      const updated = await prisma.productAttribute.update({
+        where: { id: productAttributeId },
+        data: {
+          valueText: payload.valueText ?? null,
+          valueNumber: payload.valueNumber ?? null,
+          valueBoolean: payload.valueBoolean ?? null,
+          valueJson: payload.valueJson ?? null,
+        },
+        include: {
+          translations: true,
+          attributeDefinition: { include: { category: true, translations: true } },
+        },
+      });
+
+      return { success: true, attribute: updated };
+    } catch (err: any) {
+      return status(400, { message: err.message });
+    }
+  }, {
+    body: t.Any(),
+  })
+  .patch("/products/:id/attributes/:productAttributeId/translations", async ({ params, body, status }) => {
+    try {
+      const productId = parseId(params.id, "product ID");
+      const productAttributeId = parseId(params.productAttributeId, "product attribute ID");
+      const attribute = await prisma.productAttribute.findUnique({
+        where: { id: productAttributeId },
+        include: { attributeDefinition: true, translations: true },
+      });
+
+      if (!attribute || attribute.productId !== productId) {
+        return status(404, { message: "Product attribute not found" });
+      }
+
+      const type = normalizeAttributeType(attribute.attributeDefinition.type);
+      if (type !== 'TEXT') {
+        return status(400, { message: "Only TEXT product attributes support translations in this phase" });
+      }
+
+      const payload = body as any;
+      const results: any[] = [];
+      for (const lang of SUPPORTED_LANGS) {
+        const valueText = payload.translations?.[lang] ?? payload.valueText?.[lang];
+        if (typeof valueText !== 'string' || !valueText.trim()) continue;
+
+        results.push(await prisma.productAttributeTranslation.upsert({
+          where: { productAttributeId_langCode: { productAttributeId, langCode: lang } },
+          update: { valueText },
+          create: { productAttributeId, langCode: lang, valueText },
+        }));
+      }
+
+      if (results.length === 0) return status(400, { message: "No valid translations provided" });
+
+      const updated = await prisma.productAttribute.findUnique({
+        where: { id: productAttributeId },
+        include: {
+          translations: true,
+          attributeDefinition: { include: { category: true, translations: true } },
+        },
+      });
+
+      return { success: true, attribute: updated, translations: results };
+    } catch (err: any) {
+      return status(400, { message: err.message });
+    }
+  }, {
+    body: t.Any(),
+  });

apps/backend/src/routes/products.ts

@@ -1,5 +1,6 @@
 import { Elysia, t } from "elysia";
 import prisma from "../lib/prisma";
+import { localizeProductAttribute } from "../lib/productAttributes";
 
 export const productsRoute = new Elysia({ prefix: "/products" })
   .decorate("validateVariants", (options: any[] = [], variants: any[] = []) => {
@@ -109,6 +110,21 @@ export const productsRoute = new Elysia({ prefix: "/products" })
           category: { include: { translations: true } },
           brand: true,
           translations: true,
+          attributes: {
+            include: {
+              translations: true,
+              attributeDefinition: {
+                include: {
+                  category: true,
+                  translations: true,
+                },
+              },
+            },
+            orderBy: [
+              { attributeDefinition: { sortOrder: "asc" } },
+              { id: "asc" },
+            ],
+          },
           variants: { 
             include: { 
               bomItems: { include: { rawMaterial: true } } 
@@ -124,26 +140,34 @@ export const productsRoute = new Elysia({ prefix: "/products" })
     ]);
 
     // Map translations
-    const mappedProducts = products.map(p => {
+    const mappedProducts = products.map((p: any) => {
       if (lang === 'all') {
         const nameObj: any = {};
         const descObj: any = {};
         const detailsObj: any = {};
-        p.translations.forEach(t => {
+        p.translations.forEach((t: any) => {
            nameObj[t.langCode] = t.name;
            descObj[t.langCode] = t.description;
            detailsObj[t.langCode] = t.details;
         });
-        return { ...p, name: nameObj, description: descObj, details: detailsObj, category: { ...p.category, name: p.category.name } }; // Actually for 'all', keep as is, but wait, category name needs resolving if we want it? Let's just resolve it simply below.
+        return {
+          ...p,
+          name: nameObj,
+          description: descObj,
+          details: detailsObj,
+          category: { ...p.category, name: p.category.name },
+          attributes: p.attributes.map((attribute: any) => localizeProductAttribute(attribute, lang)),
+        };
       } else {
-        const trans = p.translations.find(t => t.langCode === lang) || p.translations.find(t => t.langCode === 'th') || p.translations[0];
+        const trans = p.translations.find((t: any) => t.langCode === lang) || p.translations.find((t: any) => t.langCode === 'th') || p.translations[0];
         const catTrans = p.category.translations?.find((t: any) => t.langCode === lang) || p.category.translations?.find((t: any) => t.langCode === 'th') || p.category.translations?.[0];
         return { 
           ...p, 
           name: trans?.name || p.name || '', 
           description: trans?.description || p.description, 
           details: trans?.details || p.details,
-          category: { ...p.category, name: catTrans?.name || p.category.name }
+          category: { ...p.category, name: catTrans?.name || p.category.name },
+          attributes: p.attributes.map((attribute: any) => localizeProductAttribute(attribute, lang)),
         };
       }
     });
@@ -175,6 +199,21 @@ export const productsRoute = new Elysia({ prefix: "/products" })
         category: { include: { translations: true } },
         brand: true,
         translations: true,
+        attributes: {
+          include: {
+            translations: true,
+            attributeDefinition: {
+              include: {
+                category: true,
+                translations: true,
+              },
+            },
+          },
+          orderBy: [
+            { attributeDefinition: { sortOrder: "asc" } },
+            { id: "asc" },
+          ],
+        },
         variants: { 
           include: { 
             bomItems: { include: { rawMaterial: true } } 
@@ -191,21 +230,28 @@ export const productsRoute = new Elysia({ prefix: "/products" })
       const nameObj: any = {};
       const descObj: any = {};
       const detailsObj: any = {};
-      product.translations.forEach(t => {
+      product.translations.forEach((t: any) => {
          nameObj[t.langCode] = t.name;
          descObj[t.langCode] = t.description;
          detailsObj[t.langCode] = t.details;
       });
-      return { ...product, name: nameObj, description: descObj, details: detailsObj };
+      return {
+        ...product,
+        name: nameObj,
+        description: descObj,
+        details: detailsObj,
+        attributes: product.attributes.map((attribute: any) => localizeProductAttribute(attribute, lang)),
+      };
     } else {
-      const trans = product.translations.find(t => t.langCode === lang) || product.translations.find(t => t.langCode === 'th') || product.translations[0];
+      const trans = product.translations.find((t: any) => t.langCode === lang) || product.translations.find((t: any) => t.langCode === 'th') || product.translations[0];
       const catTrans = product.category.translations?.find((t: any) => t.langCode === lang) || product.category.translations?.find((t: any) => t.langCode === 'th') || product.category.translations?.[0];
       return { 
         ...product, 
         name: trans?.name || product.name || '', 
         description: trans?.description || product.description, 
         details: trans?.details || product.details,
-        category: { ...product.category, name: catTrans?.name || product.category.name }
+        category: { ...product.category, name: catTrans?.name || product.category.name },
+        attributes: product.attributes.map((attribute: any) => localizeProductAttribute(attribute, lang)),
       };
     }
   })