删除独立的作者、出版社、缩略图表；修正部分字段；实现部分Service以及Controller；项目框架基本建立

bookshelfplus/src/main/java/plus/bookshelf/Controller/Controller/BookController.java

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+package plus.bookshelf.Controller.Controller;
+
+import org.springframework.beans.BeanUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseBody;
+import plus.bookshelf.Controller.VO.BookVO;
+import plus.bookshelf.Service.Model.BookModel;
+import plus.bookshelf.Service.Service.BookService;
+
+@Controller("book")
+@RequestMapping("/apiv1/book")
+public class BookController extends BaseController {
+
+    @Autowired
+    BookService bookService;
+
+    @RequestMapping(value = "get", method = {RequestMethod.GET})
+    @ResponseBody
+    public BookVO get(@RequestParam(value = "id") Integer id) {
+        if (id == null) {
+            return null;
+        }
+
+        BookModel bookModel = bookService.getBookById(id);
+        BookVO bookVO = convertFromModel(bookModel);
+        return bookVO;
+    }
+
+    private BookVO convertFromModel(BookModel bookModel) {
+        BookVO bookVO = new BookVO();
+        BeanUtils.copyProperties(bookModel, bookVO);
+        return bookVO;
+    }
+}