261 lines
11 KiB
Vue
261 lines
11 KiB
Vue
<!-- 页面编号：F-03；用途：家族动态详情与一级评论。 -->
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<template>
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<view class="feed-detail-page" :class="`feed-state--${feedState}`">
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<ModulePageBackground module="family" />
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<view class="feed-detail-header"><PageHeader title="动态详情" custom-back @back="requestBack" /></view>
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<view class="feed-detail-content">
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<AppLoading v-if="feedState === 'loading'" text="正在读取动态" description="请稍候，正在同步家族动态与评论。" />
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<view v-else-if="feedState === 'ready'" class="feed-detail-body">
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<view class="feed-card">
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<view class="feed-card__heading">
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<text>{{ feedTypeLabel(feed.type) }}</text>
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<text>{{ feed.time || '未标注时间' }}</text>
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</view>
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<text class="feed-card__content">{{ feed.content }}</text>
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<view class="feed-card__meta">
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<text>发布：{{ feed.publisher }}</text>
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<text>{{ feed.likeCount }} 次点赞 · {{ feed.commentCount }} 条评论</text>
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</view>
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<AppButton
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compact
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type="secondary"
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:disabled="isTogglingLike || !hasLikeState"
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:label="isTogglingLike ? '正在提交' : (hasLikeState ? (feed.likedByMe ? '取消点赞' : '点赞') : '点赞状态不可用')"
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@click="toggleLike"
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/>
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<text v-if="!hasLikeState" class="like-note">点赞状态暂不可用，页面不会猜测下一次操作。</text>
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<text v-if="likeError" class="like-error">{{ likeError }}</text>
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</view>
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<view class="comment-section">
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<text class="section-title">评论</text>
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<AppLoading v-if="commentState === 'loading'" text="正在读取评论" />
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<view v-else-if="commentState === 'list'" class="comment-list">
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<view v-for="item in comments" :key="item.id" class="comment-card">
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<view class="comment-card__heading">
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<text>{{ item.author }}</text>
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<text>{{ item.time || '刚刚' }}</text>
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</view>
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<text class="comment-card__content">{{ item.content }}</text>
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</view>
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</view>
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<text v-else class="comment-state-copy">{{ commentStateCopy }}</text>
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<view class="comment-editor">
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<textarea
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v-model="commentDraft"
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auto-height
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maxlength="1000"
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placeholder="写下你的评论"
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placeholder-class="comment-editor__placeholder"
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@input="commentError = ''"
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/>
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<text v-if="commentError" class="comment-error">{{ commentError }}</text>
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<AppButton
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block
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:disabled="isSubmittingComment"
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:label="isSubmittingComment ? '正在提交' : '发表评论'"
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@click="submitComment"
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/>
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</view>
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</view>
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</view>
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<view v-else class="feed-state-card">
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<text>{{ stateCopy.title }}</text>
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<text>{{ stateCopy.copy }}</text>
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<AppButton type="secondary" block :label="stateCopy.action" @click="handleStateAction" />
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</view>
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</view>
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</view>
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</template>
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<script setup>
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import { computed, ref } from "vue";
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import { onBackPress, onLoad, onShow, onUnload } from "@dcloudio/uni-app";
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import AppButton from "@/components/AppButton.vue";
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import AppLoading from "@/components/AppLoading.vue";
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import ModulePageBackground from "@/components/ModulePageBackground.vue";
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import PageHeader from "@/components/PageHeader.vue";
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import { appApi, createRequestController, isRequestCancelled } from "@/utils/api.js";
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import { goBack, handleBackPress, returnTo } from "@/utils/navigation.js";
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const genealogyId = ref("");
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const feedId = ref("");
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const feedState = ref("loading");
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const commentState = ref("loading");
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const feed = ref(null);
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const comments = ref([]);
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const commentDraft = ref("");
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const commentError = ref("");
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const isSubmittingComment = ref(false);
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const isTogglingLike = ref(false);
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const likeError = ref("");
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const controller = createRequestController();
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let pageActive = true;
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const feedTypeLabel = (type) => String(type || "").trim().toLowerCase() === "text" ? "文字动态" : "家族动态";
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const hasValidContext = computed(() =>
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/^[1-9]\d*$/.test(genealogyId.value) && /^[1-9]\d*$/.test(feedId.value),
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);
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const hasLikeState = computed(() => typeof feed.value?.likedByMe === "boolean");
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const stateCopy = computed(() => {
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if (!hasValidContext.value) {
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return {
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title: "动态入口无效",
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copy: "没有取得当前家谱和动态标识，页面不会展示其他动态。",
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action: "返回上一页",
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};
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}
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if (feedState.value === "missing") {
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return {
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title: "该动态已不存在",
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copy: "它可能已被发布者删除，或当前账号已不再拥有查看权限。",
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action: "返回家族动态",
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};
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}
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return {
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title: "动态暂时无法读取",
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copy: "请检查网络后重新读取；本页不会替换为其他动态。",
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action: "重新读取",
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};
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});
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const commentStateCopy = computed(() => {
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if (commentState.value === "empty") return "还没有评论，欢迎留下第一句话。";
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return "评论暂时无法读取，稍后可重新进入本页查看。";
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});
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const loadFeed = async () => {
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if (!hasValidContext.value) {
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feedState.value = "invalid";
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return;
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}
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feedState.value = "loading";
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try {
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const current = await appApi.getFeedDetail(genealogyId.value, feedId.value, { requestController: controller });
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if (!pageActive) return;
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feed.value = current;
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feedState.value = "ready";
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} catch (error) {
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if (!pageActive || isRequestCancelled(error)) return;
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feedState.value = error?.code === "HTTP_ERROR" && error?.httpStatus === 404 ? "missing" : "error";
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}
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};
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const loadComments = async () => {
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if (!hasValidContext.value || feedState.value !== "ready") return;
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commentState.value = "loading";
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try {
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const rows = await appApi.getFeedComments(genealogyId.value, feedId.value, { requestController: controller });
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if (!pageActive) return;
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comments.value = rows;
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commentState.value = rows.length ? "list" : "empty";
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} catch (error) {
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if (!pageActive || isRequestCancelled(error)) return;
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commentState.value = "error";
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}
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};
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const refresh = async () => {
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await loadFeed();
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if (feedState.value === "ready") await loadComments();
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};
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const toggleLike = async () => {
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if (isTogglingLike.value || !hasValidContext.value || !feed.value || !hasLikeState.value) return;
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const nextLiked = !feed.value.likedByMe;
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isTogglingLike.value = true;
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likeError.value = "";
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try {
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await appApi.setFeedLike(genealogyId.value, feedId.value, nextLiked, { requestController: controller });
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if (!pageActive) return;
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await loadFeed();
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} catch (error) {
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if (!pageActive || isRequestCancelled(error)) return;
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likeError.value = error?.message || "点赞操作失败，请稍后重试";
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} finally {
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if (pageActive) isTogglingLike.value = false;
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}
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};
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const submitComment = async () => {
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if (isSubmittingComment.value || !hasValidContext.value) return;
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const commentContent = commentDraft.value.trim();
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if (!commentContent) {
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commentError.value = "请填写评论内容";
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return;
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}
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isSubmittingComment.value = true;
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commentError.value = "";
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try {
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await appApi.createFeedComment(genealogyId.value, feedId.value, { commentContent }, { requestController: controller });
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if (!pageActive) return;
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commentDraft.value = "";
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await refresh();
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} catch (error) {
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if (!pageActive || isRequestCancelled(error)) return;
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commentError.value = error?.message || "评论提交失败，请稍后重试";
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} finally {
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if (pageActive) isSubmittingComment.value = false;
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}
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};
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onLoad((query) => {
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genealogyId.value = String(query?.genealogyId || "");
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feedId.value = String(query?.feedId || "");
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void refresh();
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});
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onShow(() => {
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if (hasValidContext.value) void refresh();
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});
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onUnload(() => {
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pageActive = false;
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controller.abort();
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});
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const backToFamily = () => hasValidContext.value
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? returnTo("F01", { genealogyId: genealogyId.value })
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: goBack();
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const requestBack = () => backToFamily();
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const handleStateAction = () => feedState.value === "error" ? refresh() : backToFamily();
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onBackPress((event) => handleBackPress(event, requestBack));
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</script>
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<style scoped lang="scss">
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@use "../../styles/adaptive-frame-profiles.scss" as adaptive;
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.feed-detail-page { display: flex; min-height: 100vh; flex-direction: column; background: $paper; }
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.feed-detail-header, .feed-detail-content { z-index: 1; }
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.feed-detail-content { flex: 1; padding: 18rpx 24rpx 72rpx; }
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.feed-detail-body { margin-top: 18rpx; }
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.feed-card, .comment-section, .feed-state-card { @include adaptive.adaptive-family-content; box-sizing: border-box; }
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.feed-card { padding: 30rpx; }
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.feed-card__heading, .feed-card__meta, .comment-card__heading { display: flex; justify-content: space-between; gap: 18rpx; }
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.feed-card__heading text:first-child, .comment-card__heading text:first-child { color: $brand-red; font-size: 23rpx; font-weight: 700; }
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.feed-card__heading text:last-child, .comment-card__heading text:last-child { color: $ink-muted; font-size: 21rpx; text-align: right; }
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.feed-card__content { display: block; margin-top: 20rpx; color: $ink; font-size: 29rpx; line-height: 1.7; white-space: pre-wrap; }
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.feed-card__meta { margin-top: 22rpx; color: $ink-muted; font-size: 21rpx; }
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.feed-card .app-button { margin-top: 18rpx; }
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.like-note, .like-error { display: block; margin-top: 10rpx; font-size: 22rpx; }
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.like-note { color: $ink-muted; }
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.like-error { color: $brand-red; }
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.comment-section { margin-top: 18rpx; padding: 28rpx; }
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.section-title { display: block; color: $ink; font-family: STKaiti, KaiTi, serif; font-size: 32rpx; font-weight: 700; }
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.comment-list { margin-top: 18rpx; }
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.comment-card { padding: 18rpx 0; border-bottom: 1rpx solid rgba(128, 89, 49, .16); }
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.comment-card__content { display: block; margin-top: 10rpx; color: $ink; font-size: 25rpx; line-height: 1.55; white-space: pre-wrap; }
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.comment-state-copy { display: block; margin-top: 18rpx; color: $ink-muted; font-size: 24rpx; line-height: 1.5; }
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.comment-editor { margin-top: 24rpx; padding-top: 22rpx; border-top: 1rpx solid rgba(128, 89, 49, .18); }
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.comment-editor textarea { display: block; box-sizing: border-box; width: 100%; min-height: 130rpx; padding: 18rpx; border: 1rpx solid rgba(128, 89, 49, .3); border-radius: 12rpx; color: $ink; font-size: 25rpx; line-height: 1.55; }
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.comment-editor__placeholder { color: #ab9a86; }
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.comment-editor .app-button { margin-top: 18rpx; }
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.comment-error { display: block; margin-top: 10rpx; color: $brand-red; font-size: 22rpx; }
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.feed-state-card { min-height: 340rpx; margin-top: 36rpx; padding: 78rpx 52rpx 50rpx; text-align: center; }
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.feed-state-card > text { display: block; }
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.feed-state-card > text:first-child { color: $ink; font-family: STKaiti, KaiTi, serif; font-size: 35rpx; font-weight: 700; }
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.feed-state-card > text:nth-child(2) { margin-top: 18rpx; color: $ink-muted; font-size: 24rpx; line-height: 1.65; }
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.feed-state-card .app-button { margin-top: 30rpx; }
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</style>
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