CMS完成

src/main/java/cn/meteor/beyondclouds/modules/content/api/ContentApi.java

+package cn.meteor.beyondclouds.modules.content.api;
+
+import cn.meteor.beyondclouds.common.form.PageForm;
+import cn.meteor.beyondclouds.common.vo.PageVO;
+import cn.meteor.beyondclouds.core.annotation.Anonymous;
+import cn.meteor.beyondclouds.core.api.Response;
+import cn.meteor.beyondclouds.modules.content.bean.ContentDetail;
+import cn.meteor.beyondclouds.modules.content.entity.Content;
+import cn.meteor.beyondclouds.modules.content.exception.ContentServiceException;
+import cn.meteor.beyondclouds.modules.content.service.IContentService;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.validation.Valid;
+
+/**
+ * CMS 内容
+ * @author 段启岩
+ */
+@Api(tags = "CMS内容API")
+@RestController
+public class ContentApi {
+
+    private IContentService contentService;
+
+    @Autowired
+    public ContentApi(IContentService contentService) {
+        this.contentService = contentService;
+    }
+
+    /**
+     * 分页获取栏目下的内容列表
+     * @param channelId
+     * @param pageForm
+     * @param bindingResult
+     * @return
+     */
+    @Anonymous
+    @ApiOperation("内容列表")
+    @GetMapping("/api/channel/{channelId}/contents")
+    public Response getContentPage(@PathVariable("channelId") Integer channelId,
+                                        @RequestParam("type") Integer contentType,
+                                        @Valid PageForm pageForm, BindingResult bindingResult) {
+        if (bindingResult.hasErrors()) {
+            return Response.fieldError(bindingResult.getFieldError());
+        }
+
+        try {
+            IPage<Content> contentPage = contentService.getPageByChannelId(channelId, contentType, pageForm.getPage(), pageForm.getSize());
+            PageVO<Content> contentPageVO = new PageVO<>(contentPage);
+            return Response.success(contentPageVO);
+        } catch (ContentServiceException e) {
+            e.printStackTrace();
+            return Response.error(e);
+        }
+    }
+
+    @Anonymous
+    @ApiOperation("内容详情")
+    @GetMapping("/api/content/{contentId}")
+    public Response<ContentDetail> getContentDetail(@PathVariable("contentId") Integer contentId) {
+
+        try {
+            ContentDetail contentDetail = contentService.getContentDetail(contentId);
+            return Response.success(contentDetail);
+        } catch (ContentServiceException e) {
+            e.printStackTrace();
+            return Response.error(e);
+        }
+    }
+
+}

src/main/java/cn/meteor/beyondclouds/modules/content/bean/ContentDetail.java

+package cn.meteor.beyondclouds.modules.content.bean;
+
+import cn.meteor.beyondclouds.modules.content.entity.Content;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+/**
+ * @author meteor
+ * 内容详情
+ */
+@Data
+public class ContentDetail extends Content {
+
+    @ApiModelProperty(value = "内容")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
+    private String content;
+
+}

src/main/java/cn/meteor/beyondclouds/modules/content/entity/Content.java

@@ -2,6 +2,7 @@ package cn.meteor.beyondclouds.modules.content.entity;
 
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
+import com.fasterxml.jackson.annotation.JsonInclude;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
@@ -9,7 +10,7 @@ import lombok.EqualsAndHashCode;
 import lombok.experimental.Accessors;
 
 import java.io.Serializable;
-import java.time.LocalDateTime;
+import java.util.Date;
 
 /**
  * <p>
@@ -40,29 +41,32 @@ public class Content implements Serializable {
     private Integer contentType;
 
     @ApiModelProperty(value = "内容标题")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private String title;
 
     @ApiModelProperty(value = "子标题")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private String subTitle;
 
     @ApiModelProperty(value = "访问链接")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private String link;
 
     @ApiModelProperty(value = "封面图")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private String cover;
 
     @ApiModelProperty(value = "图片1")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private String pic1;
 
     @ApiModelProperty(value = "图片2")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private String pic2;
 
-    @ApiModelProperty(value = "内容")
-    private String content;
+    private Date createTime;
 
-    private LocalDateTime createTime;
-
-    private LocalDateTime updateTime;
+    private Date updateTime;
 
 
 }

src/main/java/cn/meteor/beyondclouds/modules/content/entity/ContentExt.java

 package cn.meteor.beyondclouds.modules.content.entity;
 
 import com.baomidou.mybatisplus.annotation.TableId;
+import com.fasterxml.jackson.annotation.JsonInclude;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
@@ -29,6 +30,7 @@ public class ContentExt implements Serializable {
     private Integer contentId;
 
     @ApiModelProperty(value = "内容")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private String content;
 
 

src/main/java/cn/meteor/beyondclouds/modules/content/enums/CmsContentType.java

+package cn.meteor.beyondclouds.modules.content.enums;
+
+/**
+ * 内容类型
+ * @author meteor
+ */
+public enum CmsContentType {
+
+    /**
+     * 幻灯
+     */
+    SLIDE_SHOW,
+
+    /**
+     * 普通文章
+     */
+    GENERAL_ARTICLE,
+
+    /**
+     * 广告
+     */
+    ADVERTISEMENT;
+
+    public static CmsContentType valueOf(int ordinal) {
+        for (CmsContentType contentType:
+             values()) {
+            if (contentType.ordinal() == ordinal) {
+                return contentType;
+            }
+        }
+        return null;
+    }
+}

src/main/java/cn/meteor/beyondclouds/modules/content/enums/ContentErrorCode.java

+package cn.meteor.beyondclouds.modules.content.enums;
+
+import cn.meteor.beyondclouds.core.IErrorCode;
+
+/**
+ * @author 段启岩
+ */
+public enum ContentErrorCode implements IErrorCode {
+    CONTENT_NOT_FOUND(8001,"不存在该内容"),
+    CONTENT_TYPE_ERROR(8002, "type错误, 可用的type = {0:幻灯, 1:普通文章, 2:广告}");
+
+
+    private long code;
+
+    private String msg;
+
+    ContentErrorCode(long code, String msg) {
+        this.code = code;
+        this.msg = msg;
+    }
+
+    @Override
+    public long code() {
+        return code;
+    }
+
+    @Override
+    public String msg() {
+        return msg;
+    }
+}

src/main/java/cn/meteor/beyondclouds/modules/content/exception/ContentServiceException.java

+package cn.meteor.beyondclouds.modules.content.exception;
+
+import cn.meteor.beyondclouds.core.IErrorCode;
+import cn.meteor.beyondclouds.core.exception.ServiceException;
+
+/**
+ * 项目业务异常类
+ */
+public class ContentServiceException extends ServiceException {
+    public ContentServiceException(long errorCode, String errorMsg) {
+        super(errorCode, errorMsg);
+    }
+
+    public ContentServiceException(IErrorCode errorCode) {
+        super(errorCode);
+    }
+}

src/main/java/cn/meteor/beyondclouds/modules/content/service/IContentService.java

 package cn.meteor.beyondclouds.modules.content.service;
 
+import cn.meteor.beyondclouds.modules.content.bean.ContentDetail;
 import cn.meteor.beyondclouds.modules.content.entity.Content;
+import cn.meteor.beyondclouds.modules.content.exception.ContentServiceException;
+import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.service.IService;
 
 /**
@@ -13,4 +16,20 @@ import com.baomidou.mybatisplus.extension.service.IService;
  */
 public interface IContentService extends IService<Content> {
 
+    /**
+     * 根据栏目ID分页获取内容列表
+     * @param channelId
+     * @param contentType
+     * @param pageNumber
+     * @param pageSize
+     * @return
+     */
+    IPage<Content> getPageByChannelId(Integer channelId, Integer contentType, Integer pageNumber, Integer pageSize) throws ContentServiceException;
+
+    /**
+     * 根据contentId获取内容详情
+     * @param contentId
+     * @return
+     */
+    ContentDetail getContentDetail(Integer contentId) throws ContentServiceException;
 }

src/main/java/cn/meteor/beyondclouds/modules/content/service/impl/ContentServiceImpl.java

 package cn.meteor.beyondclouds.modules.content.service.impl;
 
+import cn.meteor.beyondclouds.modules.content.bean.ContentDetail;
 import cn.meteor.beyondclouds.modules.content.entity.Content;
+import cn.meteor.beyondclouds.modules.content.entity.ContentExt;
+import cn.meteor.beyondclouds.modules.content.enums.CmsContentType;
+import cn.meteor.beyondclouds.modules.content.enums.ContentErrorCode;
+import cn.meteor.beyondclouds.modules.content.exception.ContentServiceException;
 import cn.meteor.beyondclouds.modules.content.mapper.ContentMapper;
+import cn.meteor.beyondclouds.modules.content.service.IContentExtService;
 import cn.meteor.beyondclouds.modules.content.service.IContentService;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.beans.BeanUtils;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.util.Assert;
 
 /**
  * <p>
@@ -17,4 +29,48 @@ import org.springframework.stereotype.Service;
 @Service
 public class ContentServiceImpl extends ServiceImpl<ContentMapper, Content> implements IContentService {
 
+    private IContentExtService contentExtService;
+
+    @Autowired
+    public ContentServiceImpl(IContentExtService contentExtService) {
+        this.contentExtService = contentExtService;
+    }
+
+    @Override
+    public IPage<Content> getPageByChannelId(Integer channelId, Integer contentType, Integer pageNumber, Integer pageSize) throws ContentServiceException {
+        Assert.notNull(channelId, "channelId must not be null");
+
+        if (CmsContentType.valueOf(contentType) == null) {
+            throw new ContentServiceException(ContentErrorCode.CONTENT_TYPE_ERROR);
+        }
+
+        IPage<Content> page = new Page<>(pageNumber, pageSize);
+        QueryWrapper<Content> contentQueryWrapper = new QueryWrapper<>();
+        contentQueryWrapper.eq("channel_id", channelId);
+        contentQueryWrapper.eq("content_type", contentType);
+        return page(page, contentQueryWrapper);
+    }
+
+    @Override
+    public ContentDetail getContentDetail(Integer contentId) throws ContentServiceException {
+        Assert.notNull(contentId, "contentId must not be null");
+
+        // 1. 获取content
+        Content content = getById(contentId);
+        if (null == content) {
+            throw new ContentServiceException(ContentErrorCode.CONTENT_NOT_FOUND);
+        }
+
+        // 2. 获取contentExt
+        ContentExt contentExt = contentExtService.getById(contentId);
+
+        // 3. 组合数据
+        ContentDetail contentDetail = new ContentDetail();
+        BeanUtils.copyProperties(content, contentDetail);
+        if (null != contentExt) {
+            contentDetail.setContent(contentExt.getContent());
+        }
+
+        return contentDetail;
+    }
 }