feat: add public seller directory

apps/api/src/app/build-app.js

@@ -11,6 +11,7 @@ import { registerPublicListingRoutes } from '../modules/listings/routes/public-l
 import { registerAdminProductRoutes } from '../modules/products/routes/admin-product-routes.js';
 import { registerPublicProductRoutes } from '../modules/products/routes/public-product-routes.js';
 import { registerPublicSearchRoutes } from '../modules/search/routes/public-search-routes.js';
+import { registerPublicSellerRoutes } from '../modules/sellers/routes/public-seller-routes.js';
 
 export function buildApp(dependencies) {
   const app = Fastify();
@@ -70,6 +71,10 @@ export function buildApp(dependencies) {
     ...dependencies,
     prefix: '/api/v1',
   });
+  app.register(registerPublicSellerRoutes, {
+    ...dependencies,
+    prefix: '/api/v1',
+  });
 
   return app;
 }

apps/api/src/app/server.js

@@ -28,6 +28,8 @@ import { createProductRepository } from '../modules/products/repositories/produc
 import { createProductService } from '../modules/products/services/product-service.js';
 import { createPublicProductService } from '../modules/products/services/public-product-service.js';
 import { createSearchService } from '../modules/search/services/search-service.js';
+import { createSellerRepository } from '../modules/sellers/repositories/seller-repository.js';
+import { createPublicSellerService } from '../modules/sellers/services/public-seller-service.js';
 
 function parsePort(value) {
   const port = Number.parseInt(value ?? '3000', 10);
@@ -46,6 +48,7 @@ async function startServer() {
   const inventoryItemRepository = createInventoryItemRepository(database.db);
   const inventoryImageRepository = createInventoryImageRepository(database.db);
   const listingRepository = createListingRepository(database.db);
+  const sellerRepository = createSellerRepository(database.db);
   const conditionRepository = createConditionRepository(database.db);
   const userRepository = createUserRepository(database.db);
   const sessionRepository = createSessionRepository(database.db);
@@ -93,6 +96,7 @@ async function startServer() {
     productService: createProductService({ productRepository }),
     publicProductService: createPublicProductService({ productRepository }),
     searchService: createSearchService({ listingRepository }),
+    publicSellerService: createPublicSellerService({ sellerRepository }),
   });
 
   app.addHook('onClose', async () => {

apps/api/src/modules/sellers/repositories/seller-repository.js

@@ -0,0 +1,32 @@
+import { and, asc, eq, inArray } from 'drizzle-orm';
+
+import {
+  inventoryItems,
+  listings,
+  products,
+  sellers,
+} from '../../../infrastructure/database/schema.js';
+
+export function createSellerRepository(db) {
+  return {
+    async listPublic() {
+      return db
+        .select({
+          id: sellers.id,
+          displayName: sellers.displayName,
+          createdAt: sellers.createdAt,
+          updatedAt: sellers.updatedAt,
+        })
+        .from(sellers)
+        .innerJoin(products, eq(products.sellerId, sellers.id))
+        .innerJoin(inventoryItems, eq(inventoryItems.productId, products.id))
+        .innerJoin(listings, eq(listings.inventoryItemId, inventoryItems.id))
+        .where(and(
+          eq(inventoryItems.status, 'ACTIVE'),
+          inArray(listings.status, ['AVAILABLE', 'PENDING']),
+        ))
+        .groupBy(sellers.id, sellers.displayName, sellers.createdAt, sellers.updatedAt)
+        .orderBy(asc(sellers.displayName));
+    },
+  };
+}

apps/api/src/modules/sellers/routes/public-seller-routes.js

@@ -0,0 +1,9 @@
+import { toPublicSellerDto } from '@pokemon-inventory/contracts/public-seller';
+
+export async function registerPublicSellerRoutes(app, options) {
+  const { publicSellerService } = options;
+
+  app.get('/public/sellers', async () => ({
+    data: (await publicSellerService.list()).map(toPublicSellerDto),
+  }));
+}

apps/api/src/modules/sellers/services/public-seller-service.js

@@ -0,0 +1,7 @@
+export function createPublicSellerService({ sellerRepository }) {
+  return {
+    async list() {
+      return sellerRepository.listPublic();
+    },
+  };
+}