From 4eb33dda0f123279e9b9507c76c56d47f323472a Mon Sep 17 00:00:00 2001
From: cloudroam <cloudroam>
Date: 星期一, 26 五月 2025 16:39:46 +0800
Subject: [PATCH] add:影视作品增加用户信息
---
src/main/java/com/mzl/flower/service/film/FilmCategoryService.java | 129 +++++++++++++++++++++++++++++++++++++++++++
1 files changed, 129 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/mzl/flower/service/film/FilmCategoryService.java b/src/main/java/com/mzl/flower/service/film/FilmCategoryService.java
new file mode 100644
index 0000000..48c5fda
--- /dev/null
+++ b/src/main/java/com/mzl/flower/service/film/FilmCategoryService.java
@@ -0,0 +1,129 @@
+package com.mzl.flower.service.film;
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.mzl.flower.base.Node;
+import com.mzl.flower.config.exception.ValidationException;
+import com.mzl.flower.config.security.SecurityUtils;
+import com.mzl.flower.dto.request.film.FilmCategoryCreateDTO;
+import com.mzl.flower.dto.request.film.FilmCategoryQueryDTO;
+import com.mzl.flower.dto.request.film.FilmCategoryUpdateDTO;
+import com.mzl.flower.dto.response.film.FilmCategoryDTO;
+import com.mzl.flower.dto.response.film.FilmCategoryTreeDTO;
+import com.mzl.flower.entity.film.FilmCategory;
+import com.mzl.flower.mapper.film.FilmCategoryMapper;
+import com.mzl.flower.service.BaseService;
+import com.mzl.flower.utils.TreeBuilderUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.BeanUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+
+@Slf4j
+@Service
+@Transactional
+public class FilmCategoryService extends BaseService {
+
+ @Autowired
+ private FilmCategoryMapper categoryMapper;
+
+ public Long addCategory(FilmCategoryCreateDTO dto) {
+ FilmCategory category = new FilmCategory();
+ BeanUtils.copyProperties(dto, category);
+ category.setSortBy(dto.getSortBy() == null ? 0 : dto.getSortBy());
+ category.create(SecurityUtils.getUserId());
+
+ if (category.getParentId() != null) {
+ FilmCategory parent = categoryMapper.selectById(category.getParentId());
+ if (parent == null) {
+ throw new ValidationException("父分类不存在");
+ }
+ category.setParentName(parent.getName());
+ }
+
+ categoryMapper.insert(category);
+ return category.getId();
+ }
+
+ public Long updateCategory(FilmCategoryUpdateDTO dto) {
+ Long id = dto.getId();
+ FilmCategory category = categoryMapper.selectById(id);
+ if (category == null) {
+ throw new ValidationException("分类不存在");
+ }
+
+ Boolean shown = category.getShown();
+ BeanUtils.copyProperties(dto, category);
+ category.setShown(shown);
+ category.setSortBy(dto.getSortBy() == null ? 0 : dto.getSortBy());
+ category.update(SecurityUtils.getUserId());
+
+ category.setParentName("");
+ if (category.getParentId() != null) {
+ FilmCategory parent = categoryMapper.selectById(category.getParentId());
+ if (parent == null) {
+ throw new ValidationException("父分类不存在");
+ }
+ category.setParentName(parent.getName());
+ }
+
+ categoryMapper.updateById(category);
+ return id;
+ }
+
+ public FilmCategoryDTO getCategory(String id) {
+ FilmCategoryDTO dto = new FilmCategoryDTO();
+ FilmCategory category = categoryMapper.selectById(id);
+ if (category == null) {
+ return null;
+ }
+ BeanUtils.copyProperties(category, dto);
+ return dto;
+ }
+
+ public List<FilmCategoryTreeDTO> getCategoryList(FilmCategoryQueryDTO dto) {
+ return categoryMapper.selectCategoryList(dto);
+ }
+
+ public List<FilmCategoryTreeDTO> getCategoryTree(FilmCategoryQueryDTO dto) {
+ List<FilmCategoryTreeDTO> treeList = categoryMapper.selectTreeList(dto);
+ treeList = (List<FilmCategoryTreeDTO>) TreeBuilderUtil.buildListToTree(treeList);
+ if (treeList != null && treeList.size() > 0) {
+ for (FilmCategoryTreeDTO t : treeList) {
+ List<Node> children = t.getChildren();
+ String levelLimit = t.getLevelLimit();
+ if (children != null && children.size() > 0) {
+ for (Node c : children) {
+ FilmCategoryTreeDTO child = (FilmCategoryTreeDTO) c;
+ child.setLevelLimit(levelLimit);
+ }
+ }
+ }
+ }
+ return treeList;
+ }
+
+ public void deleteCategory(Long id) {
+ // 检查是否有子分类
+ int count = categoryMapper.selectCount(new QueryWrapper<FilmCategory>()
+ .eq("parent_id", id)
+ .eq("deleted", 0));
+ if (count > 0) {
+ throw new ValidationException("该分类包含子分类，请先删除子分类！");
+ }
+
+ categoryMapper.deleteById(id);
+ }
+
+ public void setCategoryShown(Long id, Boolean shown) {
+ FilmCategory category = categoryMapper.selectById(id);
+ if (category == null) {
+ throw new ValidationException("分类不存在");
+ }
+
+ category.setShown(shown);
+ categoryMapper.updateById(category);
+ }
+}
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