新增：新增系统管理/部门管理/新增功能

continew-admin-webapi/src/main/java/top/charles7c/cnadmin/webapi/controller/common/CommonController.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2022-present Charles7c Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package top.charles7c.cnadmin.webapi.controller.common;
+
+import java.util.List;
+
+import lombok.RequiredArgsConstructor;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+
+import org.springframework.http.MediaType;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import cn.hutool.core.lang.tree.Tree;
+
+import top.charles7c.cnadmin.common.model.vo.R;
+import top.charles7c.cnadmin.system.model.query.DeptQuery;
+import top.charles7c.cnadmin.system.model.vo.DeptVO;
+import top.charles7c.cnadmin.system.service.DeptService;
+
+/**
+ * 公共 API
+ *
+ * @author Charles7c
+ * @since 2023/1/22 21:48
+ */
+@Tag(name = "公共 API")
+@Validated
+@RestController
+@RequiredArgsConstructor
+@RequestMapping(value = "/common", produces = MediaType.APPLICATION_JSON_VALUE)
+public class CommonController {
+
+    private final DeptService deptService;
+
+    @Operation(summary = "查询部门树")
+    @GetMapping("/tree/dept")
+    public R<List<Tree<Long>>> deptTree(@Validated DeptQuery query) {
+        List<DeptVO> list = deptService.list(query);
+        List<Tree<Long>> deptTree = deptService.buildTree(list);
+        return R.ok(deptTree);
+    }
+}

continew-admin-webapi/src/main/java/top/charles7c/cnadmin/webapi/controller/system/DeptController.java

@@ -25,12 +25,11 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 
 import org.springframework.http.MediaType;
 import org.springframework.validation.annotation.Validated;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
 
 import top.charles7c.cnadmin.common.model.vo.R;
 import top.charles7c.cnadmin.system.model.query.DeptQuery;
+import top.charles7c.cnadmin.system.model.request.CreateDeptRequest;
 import top.charles7c.cnadmin.system.model.vo.DeptVO;
 import top.charles7c.cnadmin.system.service.DeptService;
 
@@ -53,6 +52,19 @@ public class DeptController {
     @GetMapping
     public R<List<DeptVO>> list(@Validated DeptQuery query) {
         List<DeptVO> list = deptService.list(query);
-        return R.ok(list);
+        return R.ok(deptService.buildListTree(list));
+    }
+
+    @Operation(summary = "新增部门")
+    @PostMapping
+    public R<Long> create(@Validated @RequestBody CreateDeptRequest request) {
+        // 校验
+        String deptName = request.getDeptName();
+        boolean isExist = deptService.checkDeptNameExist(deptName, request.getParentId(), null);
+        if (isExist) {
+            return R.fail(String.format("新增失败，'%s'已存在", deptName));
+        }
+
+        return R.ok("新增成功", deptService.create(request));
     }
 }