feat: 增加股票集相关服务

leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/controller/StockCollectionController.java

@@ -0,0 +1,82 @@
+package com.lanyuanxiaoyao.leopard.server.controller;
+
+import com.lanyuanxiaoyao.leopard.core.entity.Stock;
+import com.lanyuanxiaoyao.leopard.core.entity.StockCollection;
+import com.lanyuanxiaoyao.leopard.server.service.StockCollectionService;
+import com.lanyuanxiaoyao.leopard.server.service.StockService;
+import com.lanyuanxiaoyao.service.template.controller.SimpleControllerSupport;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.function.Function;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("stock_collection")
+public class StockCollectionController extends SimpleControllerSupport<StockCollection, StockCollectionController.SaveItem, StockCollectionController.ListItem, StockCollectionController.DetailItem> {
+  private final StockService stockService;
+
+  public StockCollectionController(StockCollectionService service, StockService stockService) {
+    super(service);
+    this.stockService = stockService;
+  }
+
+  @Override
+  protected Function<SaveItem, StockCollection> saveItemMapper() {
+    return item -> {
+      var collection = new StockCollection();
+      collection.setId(item.id());
+      collection.setName(item.name());
+      collection.setDescription(item.description());
+      var stocks = stockService.list(item.stockIds());
+      collection.setStocks(new HashSet<>(stocks));
+      return collection;
+    };
+  }
+
+  @Override
+  protected Function<StockCollection, ListItem> listItemMapper() {
+    return collection -> new ListItem(
+      collection.getId(),
+      collection.getName(),
+      collection.getDescription(),
+      collection.getStocks().size()
+    );
+  }
+
+  @Override
+  protected Function<StockCollection, DetailItem> detailItemMapper() {
+    return collection -> new DetailItem(
+      collection.getId(),
+      collection.getName(),
+      collection.getDescription(),
+      collection.getStocks().size(),
+      collection.getStocks()
+    );
+  }
+
+  public record SaveItem(
+    Long id,
+    String name,
+    String description,
+    Set<Long> stockIds
+  ) {
+  }
+
+  public record ListItem(
+    Long id,
+    String name,
+    String description,
+    Integer count
+  ) {
+  }
+
+  public record DetailItem(
+    Long id,
+    String name,
+    String description,
+    Integer count,
+    Set<Stock> stocks
+  ) {
+  }
+}

leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/service/StockCollectionService.java

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+package com.lanyuanxiaoyao.leopard.server.service;
+
+import com.lanyuanxiaoyao.leopard.core.entity.StockCollection;
+import com.lanyuanxiaoyao.leopard.core.repository.StockCollectionRepository;
+import com.lanyuanxiaoyao.service.template.service.SimpleServiceSupport;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+@Slf4j
+@Service
+public class StockCollectionService extends SimpleServiceSupport<StockCollection> {
+  public StockCollectionService(StockCollectionRepository repository) {
+    super(repository);
+  }
+}