Spring Boot图书管理系统项目实战-4.基础信息管理

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只挑重点的讲，具体的请看项目源码。

1.项目源码

需要源码的朋友，请捐赠任意金额后留下邮箱发送：）

2.页面设计

出版社管理、语种管理、书架管理功能参考图书类别管理。

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
    <title>图书分类管理</title>
    <link rel="stylesheet" href="/static/layui/css/layui.css" th:href="@{/static/layui/css/layui.css}">

</head>

<body>
<!-- 内容主体区域 -->
<div>
    <!--<div class="demoTable" style="padding: 15px">
        搜索：
        <div class="layui-inline">
            <input class="layui-input" id="find" autocomplete="off">
        </div>
        <button class="layui-btn" data-type="reload" id="queryRole">搜索</button>
    </div>-->

    <table id="tb-bookCategory" lay-filter="tb-bookCategory"></table>

</div>

<!--编辑表单-->
<div class="layui-row" id="editBookCategory" style="display:none;">
    <div class="layui-col-md10">
        <form class="layui-form layui-from-pane" id="saveBookCategory" style="margin-top:20px">

            <div class="layui-form-item">
                <label class="layui-form-label">编码</label>
                <div class="layui-input-block">
                    <input type="text" name="code" id="code" required lay-verify="required" autocomplete="off"
                           class="layui-input">
                </div>
            </div>

            <input type="hidden" name="id" id="id">

            <div class="layui-form-item">
                <label class="layui-form-label">名称</label>
                <div class="layui-input-block">
                    <input type="text" name="name" id="name" required lay-verify="required" autocomplete="off"
                           class="layui-input">
                </div>
            </div>

            <div class="layui-form-item" style="margin-top:40px" id="check">
                <div class="layui-input-block">
                    <button class="layui-btn  layui-btn-submit " lay-submit="" lay-filter="saveBookCategory">保存</button>
                    <!--<button type="reset" class="layui-btn layui-btn-primary">重置</button>-->
                </div>
            </div>
        </form>
    </div>
</div>

<script type="text/html" id="bookCategory-toolbar">
    <div class="layui-btn-container">
        <button class="layui-btn layui-btn-sm" lay-event="add"><i class="layui-icon">&#xe608;</i>新增</button>
        <button class="layui-btn layui-btn-sm layui-btn-danger" lay-event="remove"><i class="layui-icon">&#xe640;</i>删除
        </button>
    </div>
    <!--<div class="layui-btn-container">
        <button class="layui-btn layui-btn-sm" lay-event="getCheckData">获取选中行数据</button>
        <button class="layui-btn layui-btn-sm" lay-event="getCheckLength">获取选中数目</button>
        <button class="layui-btn layui-btn-sm" lay-event="isAll">验证是否全选</button>
    </div>-->
</script>

<script type="text/html" id="barOps">
    <a class="layui-btn layui-btn-sm" lay-event="edit"><i class="layui-icon">&#xe642;</i> </a>
</script>

<script src="/static/js/jquery-1.11.3.min.js" th:src="@{/static/js/jquery-1.11.3.min.js}"></script>
<script src="/static/layui/layui.all.js" th:src="@{static/layui/layui.all.js}"></script>
<script src="/static/js/util.js" th:src="@{/static/js/util.js}"></script>

<!--ctx-->
<script th:replace="~{fragment::ctx}"/>

<script>
    var element, layer, laydate, table, form;

    $(function () {
        // 使用模块
        layui.use(['element', 'layer', 'laydate', 'table', 'form'], function () {
            element = layui.element;
            layer = layui.layer;
            laydate = layui.laydate;
            table = layui.table;
            form = layui.form;
        });

        //第一个实例
        var userTable = table.render({
            elem: '#tb-bookCategory'
            , height: 515
            , url: ctx+'api/bookCategory/getPageResult' //数据接口
            , page: true //开启分页
            , toolbar: '#bookCategory-toolbar'
            /*,request: {
                pageName: 'pageNo' //页码的参数名称，默认：page
                ,limitName: 'pageSize' //每页数据量的参数名，默认：limit
            }
            , response: {
                statusName: 'code', //规定返回的状态码字段为code
                statusCode: 200 //规定成功的状态码为200，默认为0
            }
            , parseData: function (res) {
                 return {
                     "code": res.code, //解析接口状态
                     "msg": res.msg, //解析提示文本
                     "count": res.records, //解析数据长度
                     "data": res.rows //解析数据列表
                 }
             }*/
            , cols: [
                [ //表头
                {type: 'checkbox', fixed: 'left'}
                , {field: 'id', title: 'ID', width: 80, sort: true, fixed: 'left',hide:true}
                , {field: 'code', title: '编码'}
                , {field: 'name', title: '名称'}
                , {fixed: 'right', title: '操作', toolbar: '#barOps', width: 120}
            ]
            ]
        });

        //监听表单提交
        // 修改
        form.on('submit(saveBookCategory)', function (data) {
            //layer.alert(JSON.stringify(data.field));
            $.ajax({
                url: ctx+'api/bookCategory/save',
                type: 'POST',
                contentType: "application/json",
                dataType: "json",
                data: JSON.stringify(data.field),
                success: function (result) {
                    if (result.code == 200) {
                        // layer.msg("修改成功！", {icon: 6});
                        cleanForm("#saveBookCategory");
                        if(data.field.id.length>0){
                            layer.closeAll();//关闭所有的弹出层
                        }
                        userTable.reload();
                    }else {
                        layer.alert(result.message);
                    }
                }
            });

            return false;

        });

        //工具栏事件
        table.on('toolbar(tb-bookCategory)', function (obj) {
            var checkStatus = table.checkStatus(obj.config.id);
            var checkData = checkStatus.data;
            var ids = [];
            switch (obj.event) {
                // 新增
                case 'add':
                    cleanForm("#saveBookCategory");

                    layer.open({
                        type: 1,
                        offset: '10px',
                        title: "新增图书分类",
                        area: ['500px', '400px'],
                        content: $("#editBookCategory")
                    });


                    break;
                // 删除
                case 'remove':
                    if (checkData.length == 0) {
                        layer.alert('请选择要操作的行');
                    } else {
                        layer.confirm('确定要删除吗？', function (index) {
                            for (var i = 0; i < checkData.length; i++) {
                                ids.push(checkData[i].id);
                            }
                            //layer.alert(JSON.stringify(ids));
                            $.ajax({
                                url: ctx+'api/bookCategory/remove',
                                type: 'POST',
                                contentType: "application/json",
                                dataType: "json",
                                data: JSON.stringify(ids),
                                success: function (result) {
                                    if (result.code == 200) {
                                        setTimeout(function () {
                                            layer.closeAll();//关闭所有的弹出层
                                            userTable.reload();
                                        }, 300);
                                    }else {
                                        layer.msg("操作失败！", {icon: 5});
                                    }
                                }
                            });
                        });
                    }
                    break;
                case 'getCheckData':
                    layer.alert(JSON.stringify(data));
                    break;
                case 'getCheckLength':
                    var data = checkStatus.data;
                    layer.msg('选中了：' + data.length + ' 个');
                    break;
                case 'isAll':
                    layer.msg(checkStatus.isAll ? '全选' : '未全选')
                    break;
            }
            ;
        });

        // 监听工具条
        table.on('tool(tb-bookCategory)', function (obj) {
            var data = obj.data;
            // 修改
            if (obj.event === 'edit') {
                $("#name").val(data.name);
                $("#code").val(data.code);
                $("#id").val(data.id);

                layer.open({
                    type: 1,
                    offset: '10px',
                    title: "修改图书分类",
                    area: ['500px', '400px'],
                    content: $("#editBookCategory")
                });
            }
        });
    });



</script>
</body>

</html>

3.图书分类service

/**
 * @Description: 图书分类service
 * @Author laoxu
 * @Date 2019/5/2 9:26
 **/
@Service
public class BookCategoryService extends AbstractService {
    public void add(BookCategory entity) {
        //String username = SecurityUtil.getLoginUser();
        insert("bookCategoryMapper.insert",entity);
    }

    public void modify(BookCategory entity) {
        update("bookCategoryMapper.update",entity);
    }

    public void remove(Long id) {
        delete("bookCategoryMapper.delete",id);
    }

    public void removes(Long[] ids) {
        delete("bookCategoryMapper.deletes",ids);
    }

    public BookCategory get(Long id) {
        return selectOne("bookCategoryMapper.select",id);
    }

    public List<BookCategory> getParentList(Long id) {
        return selectList("bookCategoryMapper.selectParentList",id);
    }

    public int count(Map<String, Object> param) {
        return selectOne("bookCategoryMapper.count",param);
    }

    public List<BookCategory> getList(Map<String, Object> param) {
        return selectList("bookCategoryMapper.selectList",param);
    }

    public List<BookCategory> getPageResult(Map<String, Object> param) {
        return selectList("bookCategoryMapper.selectPageResult",param);
    }


    public int checkCode(BookCategory entity){
        return selectOne("bookCategoryMapper.countCode",entity);
    }

}

4.图书分类controller

/**
 * @Description: 分类控制器
 * @Author laoxu
 * @Date 2019/5/2 10:16
 **/
@RestController
@RequestMapping("/api/bookCategory")
public class BookCategoryController {
    @Autowired
    BookCategoryService categoryService;

    /**
     * 保存（新增/修改）
     *
     * @param entity
     * @return
     */
    @PostMapping("/save")
    public Result<String> modify(@RequestBody BookCategory entity) {
        String code = entity.getCode();
        int count = categoryService.checkCode(entity);
        if(count>0){
            return ResultUtil.fail("编码已存在！");
        }
        if(entity.getId()!=null){
            categoryService.modify(entity);
        }else{
            categoryService.add(entity);
        }

        return ResultUtil.ok();
    }


    @PostMapping("/remove")
    public Result<String> remove(@RequestBody Long[] ids) {
        categoryService.removes(ids);
        return ResultUtil.ok();
    }

    @GetMapping("/get")
    public Result<BookCategory> get(@RequestParam("id") Long id) {
        BookCategory entity = categoryService.get(id);

        return ResultUtil.ok(entity);
    }

    @GetMapping("/list")
    public ResultBean<List<BookCategory>> list(){
        List<BookCategory> entities = categoryService.getList(null);
        return new ResultBean(0, "查询成功", entities.size(), entities);
    }

    @GetMapping("/getPageResult")
    public ResultBean<List<BookCategory>> getPageResult(
            @RequestParam(defaultValue = "1") Integer page,
            @RequestParam(defaultValue = "10") Integer limit) {

        Map<String, Object> param = new HashMap<>();
        // 统计记录数
        int totalRows = categoryService.count(param);
        // 计算起始行号
        int offset = (page - 1) * limit;
        int rows = limit;

        param.put("offset", offset);
        param.put("rows", rows);

        // 获取当前页结果集
        List<BookCategory> entities = categoryService.getPageResult(param);

        ResultBean result = new ResultBean(0, "查询成功", totalRows, entities);

        return result;

    }
}