package com.rongyichuang.carousel.resolver;
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import com.rongyichuang.carousel.dto.request.CarouselInput;
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import com.rongyichuang.carousel.dto.request.CarouselSortOrderInput;
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import com.rongyichuang.carousel.dto.response.CarouselResponse;
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import com.rongyichuang.carousel.service.CarouselService;
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import com.rongyichuang.common.dto.PageResponse;
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import com.rongyichuang.common.dto.response.MediaResponse;
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import com.rongyichuang.common.enums.MediaTargetType;
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import com.rongyichuang.common.repository.MediaRepository;
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import com.rongyichuang.common.entity.Media;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.graphql.data.method.annotation.Argument;
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import org.springframework.graphql.data.method.annotation.MutationMapping;
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import org.springframework.graphql.data.method.annotation.QueryMapping;
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import org.springframework.graphql.data.method.annotation.SchemaMapping;
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import org.springframework.stereotype.Controller;
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import java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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/**
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* 轮播图GraphQL解析器
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*/
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@Controller
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public class CarouselResolver {
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@Autowired
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private CarouselService carouselService;
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@Autowired
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private MediaRepository mediaRepository;
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@Value("${app.media-url}")
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private String mediaBaseUrl;
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/**
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* 分页查询轮播图
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*/
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@QueryMapping
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public PageResponse<CarouselResponse> carousels(@Argument int page, @Argument int size, @Argument String title) {
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return carouselService.getCarousels(page, size, title);
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}
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/**
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* 根据ID查询轮播图
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*/
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@QueryMapping
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public CarouselResponse carousel(@Argument Long id) {
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return carouselService.getCarousel(id);
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}
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/**
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* 获取播放列表
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*/
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@QueryMapping
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public List<CarouselResponse> carouselPlayList() {
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return carouselService.getPlayList();
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}
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/**
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* 保存轮播图
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*/
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@MutationMapping
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public CarouselResponse saveCarousel(@Argument CarouselInput carousel) {
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return carouselService.saveCarousel(carousel);
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}
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/**
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* 删除轮播图
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*/
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@MutationMapping
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public Boolean deleteCarousel(@Argument Long id) {
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return carouselService.deleteCarousel(id);
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}
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/**
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* 批量更新播放顺序
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*/
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@MutationMapping
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public Boolean updateCarouselSortOrders(@Argument List<CarouselSortOrderInput> sortOrders) {
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System.out.println("=== 收到排序更新请求 ===");
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System.out.println("排序数据: " + sortOrders);
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for (CarouselSortOrderInput input : sortOrders) {
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System.out.println("ID: " + input.getId() + ", 排序值: " + input.getSortOrder());
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}
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Boolean result = carouselService.updateSortOrders(sortOrders);
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System.out.println("更新结果: " + result);
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return result;
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}
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/**
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* 解析Carousel的coverImage字段
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*/
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@SchemaMapping(typeName = "CarouselResponse", field = "coverImage")
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public MediaResponse coverImage(CarouselResponse carousel) {
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List<Media> mediaList = mediaRepository.findByTargetTypeAndTargetIdAndState(
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MediaTargetType.CAROUSEL.getValue(), carousel.getId(), 1);
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// 查找第一个图片类型的媒体作为封面图
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return mediaList.stream()
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.filter(media -> media.getMediaType() != null && media.getMediaType() == 1) // 1表示图片
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.findFirst()
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.map(this::convertToMediaResponse)
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.orElse(null);
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}
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/**
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* 解析Carousel的images字段
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*/
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@SchemaMapping(typeName = "CarouselResponse", field = "images")
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public List<MediaResponse> images(CarouselResponse carousel) {
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List<Media> mediaList = mediaRepository.findByTargetTypeAndTargetIdAndState(
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MediaTargetType.CAROUSEL.getValue(), carousel.getId(), 1);
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// 返回所有图片类型的媒体
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return mediaList.stream()
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.filter(media -> media.getMediaType() != null && media.getMediaType() == 1) // 1表示图片
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.map(this::convertToMediaResponse)
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.collect(Collectors.toList());
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}
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/**
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* 解析Carousel的videos字段
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*/
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@SchemaMapping(typeName = "CarouselResponse", field = "videos")
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public List<MediaResponse> videos(CarouselResponse carousel) {
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List<Media> mediaList = mediaRepository.findByTargetTypeAndTargetIdAndState(
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MediaTargetType.CAROUSEL.getValue(), carousel.getId(), 1);
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// 返回所有视频类型的媒体
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return mediaList.stream()
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.filter(media -> media.getMediaType() != null && media.getMediaType() == 2) // 2表示视频
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.map(this::convertToMediaResponse)
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.collect(Collectors.toList());
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}
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/**
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* 将Media实体转换为MediaResponse
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*/
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private MediaResponse convertToMediaResponse(Media media) {
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MediaResponse response = new MediaResponse();
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response.setId(media.getId());
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response.setName(media.getName());
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response.setPath(media.getPath());
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response.setFileSize(media.getFileSize());
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response.setFileExt(media.getFileExt());
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response.setMediaType(media.getMediaType());
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response.setTargetType(media.getTargetType());
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response.setTargetId(media.getTargetId());
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response.setThumbPath(media.getThumbPath());
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response.setDuration(media.getDuration());
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response.setDescription(media.getDescription());
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// 设置完整URL
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if (mediaBaseUrl != null && !mediaBaseUrl.isEmpty() && media.getPath() != null) {
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String base = mediaBaseUrl.endsWith("/") ? mediaBaseUrl.substring(0, mediaBaseUrl.length() - 1) : mediaBaseUrl;
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String path = media.getPath().startsWith("/") ? media.getPath() : ("/" + media.getPath());
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response.setFullUrl(base + path);
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}
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// 设置缩略图完整URL
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if (mediaBaseUrl != null && !mediaBaseUrl.isEmpty() && media.getThumbPath() != null) {
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String base = mediaBaseUrl.endsWith("/") ? mediaBaseUrl.substring(0, mediaBaseUrl.length() - 1) : mediaBaseUrl;
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String thumbPath = media.getThumbPath().startsWith("/") ? media.getThumbPath() : ("/" + media.getThumbPath());
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response.setFullThumbUrl(base + thumbPath);
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}
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return response;
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}
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}
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