--新增 修改

src/main/java/com/peanut/modules/book/controller/BookTeachController.java

@@ -1,6 +1,7 @@
 package com.peanut.modules.book.controller;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.peanut.common.utils.R;
 import com.peanut.modules.book.entity.BookEntity;
@@ -8,10 +9,14 @@ import com.peanut.modules.book.entity.BookTeachEntity;
 import com.peanut.modules.book.service.BookService;
 import com.peanut.modules.book.service.BookTeachService;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.ArrayList;
+import java.util.List;
+
 @RestController
 @RequestMapping("book/teach")
 public class BookTeachController {
@@ -59,4 +64,46 @@ public class BookTeachController {
         return R.ok().put("bookTeach",byId);
     }
 
+
+    /**
+     * 保存
+     */
+    @RequestMapping("/saveTeach")
+    public R save(@RequestBody BookTeachEntity bookTeachEntity) {
+        bookTeachService.save(bookTeachEntity);
+        return R.ok();
+    }
+
+
+    /**
+     * 修改
+     */
+    @RequestMapping("/updateTeach")
+    public R updateTeach(@RequestBody BookTeachEntity bookTeachEntity) {
+
+        Integer bookId = bookTeachEntity.getBookId();
+        List<Integer> list = new ArrayList<>();
+        List<BookTeachEntity> bookTeachEntities = this.bookTeachService.getBaseMapper().selectList(new QueryWrapper<BookTeachEntity>()
+                .eq("book_id", bookId)
+        );
+        for(BookTeachEntity entity: bookTeachEntities){
+            entity.setChapter(entity.getChapter() + 1);
+            this.bookTeachService.updateById(entity);
+        }
+//        int[] intArray = list.stream().mapToInt(Integer::intValue).toArray();
+//        for (int i = 0; i < intArray.length; i++) {
+//            int current = intArray[i];
+//            int j = i - 1;
+//            while (j >= 0 && intArray[j] > current) {
+//                intArray[j + 1] = intArray[j];
+//                j--;
+//            }
+//            intArray[j + 1] = current;
+//        }
+
+        this.bookTeachService.updateById(bookTeachEntity);
+        return R.ok();
+    }
+
+
 }