feat: first commit

src/components/job-list/index.tsx

@@ -0,0 +1,207 @@
+import { List, PullRefresh } from '@taroify/core';
+import classNames from 'classnames';
+import { isEqual } from 'lodash-es';
+import { useCallback, useEffect, useRef, useState } from 'react';
+
+import JobCard from '@/components/job-card';
+import ListPlaceholder from '@/components/list-placeholder';
+import { JobType, EmployType, SortType } from '@/constants/job';
+import { JobInfo, GetJobsRequest } from '@/types/job';
+import { logWithPrefix } from '@/utils/common';
+import { requestJobList as requestData } from '@/utils/job';
+
+import './index.less';
+
+interface IRequestProps extends Partial<GetJobsRequest> {}
+
+export interface IJobListProps extends IRequestProps {
+  visible?: boolean;
+  refreshDisabled?: boolean;
+  listHeight?: number;
+  className?: string;
+  onListEmpty?: () => void;
+}
+
+const FIRST_PAGE = 0;
+const PAGE_SIZE = 40;
+const PREFIX = 'job-list';
+const log = logWithPrefix(PREFIX);
+
+function JobList(props: IJobListProps) {
+  const {
+    className,
+    listHeight,
+    refreshDisabled,
+    visible = true,
+    cityCode = 'ALL',
+    category = JobType.All,
+    employType = EmployType.All,
+    sortType = SortType.RECOMMEND,
+    isFollow = false,
+    isOwner = false,
+    keyWord,
+    latitude,
+    longitude,
+    minSalary,
+    maxSalary,
+    blGroupId,
+    onListEmpty,
+  } = props;
+  const [refreshing, setRefreshing] = useState(false);
+  const [hasMore, setHasMore] = useState(true);
+  const [loadingMore, setLoadingMore] = useState(false);
+  const [loadMoreError, setLoadMoreError] = useState(false);
+  const [dataList, setDataList] = useState<JobInfo[]>([]);
+  const currentPage = useRef<number>(FIRST_PAGE);
+  const requestProps = useRef<IRequestProps>({});
+  const prevRequestProps = useRef<IRequestProps>({});
+  const onListEmptyRef = useRef(onListEmpty);
+
+  const handleRefresh = useCallback(async () => {
+    log('start pull refresh');
+    try {
+      setRefreshing(true);
+      setLoadMoreError(false);
+      const { page, hasMore: more, jobResults } = await requestData({ ...requestProps.current, page: 1 });
+      setHasMore(more);
+      setDataList(jobResults);
+      currentPage.current = page;
+      !jobResults.length && onListEmptyRef.current?.();
+      log('pull refresh success');
+    } catch (e) {
+      setDataList([]);
+      setHasMore(false);
+      setLoadMoreError(true);
+      currentPage.current = FIRST_PAGE;
+      log('pull refresh failed');
+    } finally {
+      setRefreshing(false);
+    }
+  }, []);
+
+  const handleLoadMore = useCallback(async () => {
+    log('start load more', hasMore);
+    if (!hasMore) {
+      return;
+    }
+    setLoadMoreError(false);
+    setLoadingMore(true);
+    try {
+      const {
+        page,
+        hasMore: more,
+        jobResults,
+      } = await requestData({ ...requestProps.current, page: currentPage.current + 1 });
+      setDataList([...dataList, ...jobResults]);
+      setHasMore(more);
+      currentPage.current = page;
+      log('load more success');
+    } catch (e) {
+      setLoadMoreError(true);
+      log('load more failed');
+    } finally {
+      setLoadingMore(false);
+    }
+  }, [dataList, currentPage, hasMore]);
+
+  useEffect(() => {
+    onListEmptyRef.current = onListEmpty;
+  }, [onListEmpty]);
+
+  useEffect(() => {
+    log('request params changed');
+    requestProps.current = {
+      category,
+      cityCode,
+      employType,
+      sortType,
+      isFollow,
+      isOwner,
+      keyWord,
+      latitude,
+      longitude,
+      minSalary,
+      maxSalary,
+      blGroupId,
+      pageSize: PAGE_SIZE,
+    };
+  }, [
+    category,
+    cityCode,
+    employType,
+    sortType,
+    isFollow,
+    isOwner,
+    keyWord,
+    latitude,
+    longitude,
+    minSalary,
+    maxSalary,
+    blGroupId,
+  ]);
+
+  // 初始化数据&配置变更后刷新数据
+  useEffect(() => {
+    // 相比前一次可见时没有数据变更时，不再重新请求
+    if (isEqual(prevRequestProps.current, requestProps.current)) {
+      log('visible/city changed, but request params not change, ignore');
+      return;
+    }
+    // 列表不可见时，先不做处理
+    if (!visible) {
+      log('visible/city changed, but is not visible, only clear list');
+      return;
+    }
+
+    prevRequestProps.current = requestProps.current;
+    const refresh = async () => {
+      log('visible/city changed, start refresh list data');
+      try {
+        setDataList([]);
+        setLoadingMore(true);
+        setLoadMoreError(false);
+        const { page, hasMore: more, jobResults } = await requestData({ ...requestProps.current, page: 1 });
+        setHasMore(more);
+        setDataList(jobResults);
+        currentPage.current = page;
+        !jobResults.length && onListEmptyRef.current?.();
+      } catch (e) {
+        setDataList([]);
+        setHasMore(false);
+        setLoadMoreError(true);
+        currentPage.current = FIRST_PAGE;
+      } finally {
+        log('visible/city changed, refresh list data end');
+        setLoadingMore(false);
+      }
+    };
+    refresh();
+  }, [visible, cityCode, employType, sortType, keyWord, minSalary, maxSalary, blGroupId]);
+
+  // log('render', `hasMore: ${hasMore}, loadingMore: ${loadingMore}, refreshing: ${refreshing}`);
+
+  return (
+    <PullRefresh
+      className={classNames(`${PREFIX}__pull-refresh`, className)}
+      loading={refreshing}
+      onRefresh={handleRefresh}
+      disabled={refreshDisabled}
+    >
+      <List
+        hasMore={hasMore}
+        onLoad={handleLoadMore}
+        loading={loadingMore || refreshing}
+        disabled={loadMoreError}
+        fixedHeight={typeof listHeight !== 'undefined'}
+        style={listHeight ? { height: `${listHeight}px` } : undefined}
+      >
+        {dataList.map(item => (
+          <JobCard data={item} key={item.id} />
+        ))}
+        <ListPlaceholder hasMore={hasMore} loadingMore={loadingMore} loadMoreError={loadMoreError} />
+      </List>
+    </PullRefresh>
+  );
+}
+
+export default JobList;