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 <div class=\"teach-calendar app-container\">\r\n    <!-- 顶部标题：学期名称-校历 -->\r\n    <div class=\"cal-titlebar\">\r\n      <span class=\"cal-title\">{{ titleText }}</span>\r\n    </div>\r\n\r\n    <!-- 显示控制栏 -->\r\n    <div class=\"cal-panel\">\r\n      <el-checkbox v-model=\"showDate\" class=\"cal-cb\">显示日期</el-checkbox>\r\n      <div class=\"cal-panel-right\">\r\n        <el-button size=\"mini\" type=\"primary\" icon=\"el-icon-download\" @click=\"exportExcel\">另存为Excel</el-button>\r\n      </div>\r\n    </div>\r\n\r\n    <!-- 学期校历表格 -->\r\n    <div class=\"cal-grid-wrap\">\r\n      <table class=\"cal-grid\">\r\n        <thead>\r\n          <tr>\r\n            <th class=\"cal-corner cal-th-weekno\" :rowspan=\"2\">周次</th>\r\n            <th class=\"cal-corner cal-th-weekrange\" :rowspan=\"2\">日期段</th>\r\n            <th v-for=\"day in weekDayHeaders\" :key=\"'h1-' + day.dayIndex\" :colspan=\"day.colCount\" class=\"cal-th-day\">\r\n              {{ day.label }}\r\n            </th>\r\n          </tr>\r\n          <tr>\r\n            <th v-for=\"col in visibleColumns\" :key=\"'h2-' + col.colIndex\" class=\"cal-th-slot\">\r\n              {{ col.slotLabel }}\r\n            </th>\r\n          </tr>\r\n        </thead>\r\n        <tbody>\r\n          <tr v-for=\"(week, wIdx) in weeks\" :key=\"'w-' + wIdx\">\r\n            <td class=\"cal-week-cell cal-weekno-cell\">{{ wIdx + 1 }}</td>\r\n            <td class=\"cal-week-cell cal-weekrange-cell\">{{ week.rangeText }}</td>\r\n            <td\r\n              v-for=\"col in visibleColumns\"\r\n              :key=\"'c-' + wIdx + '-' + col.colIndex\"\r\n              class=\"cal-cell\"\r\n              :class=\"cellClass(wIdx, col)\"\r\n            >\r\n              <template v-if=\"getEvent(wIdx, col.colIndex)\">\r\n                <span class=\"cal-event-name\">{{ getEvent(wIdx, col.colIndex).name }}</span>\r\n              </template>\r\n              <span v-else-if=\"showDate\" class=\"cal-date-num\">{{ dateNumberOf(wIdx, col.dayIndex) }}</span>\r\n            </td>\r\n          </tr>\r\n        </tbody>\r\n      </table>\r\n    </div>\r\n\r\n    <!-- 底部状态栏 -->\r\n    <div class=\"cal-status\">\r\n      <span v-if=\"nd\">从 {{ dateRangeText }} ，共 {{ totalWeeks }} 周</span>\r\n      <span v-else>请选择学期</span>\r\n    </div>\r\n  </div>\r\n</template>\r\n\r\n<script>\r\nimport { saveAs } from 'file-saver'\r\nimport { listSemester, getSemester } from '@/api/teachBusiness/semester'\r\nimport { listXqxlb } from '@/api/teachBusiness/xqxlb'\r\n\r\n// 节次定义：全部常显\r\nconst SLOT_DEFS = [\r\n  { key: '12', label: '1-2' },\r\n  { key: '34', label: '3-4' },\r\n  { key: '56', label: '5-6' },\r\n  { key: '78', label: '7-8' },\r\n  { key: 'night', label: '晚上' },\r\n  { key: 'late', label: '夜间' }\r\n]\r\n\r\n// 前端节次 key -> 后端 xqxlb.courseClass 节次范围\r\nconst SLOT_COURSE_MAP = {\r\n  '12': '1-2',\r\n  '34': '3-4',\r\n  '56': '5-6',\r\n  '78': '7-8',\r\n  night: '9-10',\r\n  late: '11-12'\r\n}\r\n\r\nconst WEEK_DAYS = ['周一', '周二', '周三', '周四', '周五', '周六', '周日']\r\n\r\nfunction pad2(n) {\r\n  return n < 10 ? '0' + n : '' + n\r\n}\r\n\r\nfunction fmtDate(d) {\r\n  return d.getFullYear() + '-' + pad2(d.getMonth() + 1) + '-' + pad2(d.getDate())\r\n}\r\n\r\nexport default {\r\n  name: 'SemesterCalendar',\r\n  data() {\r\n    return {\r\n      // 当前学期代号（跟随顶栏切换学期，自动更新为当前学期）\r\n      nd: '',\r\n      // 学期日期范围\r\n      startDate: null,\r\n      endDate: null,\r\n      totalWeeks: 0,\r\n      dateRangeText: '',\r\n      weeks: [],\r\n      // 显示控制：默认不勾选显示日期；节次全部展示\r\n      showDate: false,\r\n      // 事件存储：key = cellKey -> event\r\n      events: {},\r\n      loading: false\r\n    }\r\n  },\r\n  computed: {\r\n    // 页面标题：学期名称-校历\r\n    titleText() {\r\n      if (!this.nd) return '学期校历'\r\n      return this.getSemesterName(this.nd) + '-校历'\r\n    },\r\n    // 当前可见列（全部节次常显）\r\n    visibleColumns() {\r\n      const cols = []\r\n      let colIndex = 0\r\n      WEEK_DAYS.forEach((dayLabel, dayIndex) => {\r\n        SLOT_DEFS.forEach(slot => {\r\n          cols.push({ colIndex: colIndex, dayIndex: dayIndex, slotKey: slot.key, slotLabel: slot.label, dayLabel: dayLabel })\r\n          colIndex++\r\n        })\r\n      })\r\n      return cols\r\n    },\r\n    // 表头第一行星期：每个星期合并其下全部节次列\r\n    weekDayHeaders() {\r\n      return WEEK_DAYS.map((label, dayIndex) => ({\r\n        dayIndex: dayIndex,\r\n        label: label,\r\n        colCount: SLOT_DEFS.length\r\n      }))\r\n    }\r\n  },\r\n  created() {\r\n    // 初始加载当前学期\r\n    this.loadCurrentSemester()\r\n    // 顶栏切换学期后自动刷新为当前学期的校历\r\n    this.$root.$on('semester-current-changed', this.loadCurrentSemester)\r\n  },\r\n  beforeDestroy() {\r\n    this.$root.$off('semester-current-changed', this.loadCurrentSemester)\r\n  },\r\n  methods: {\r\n    /* ---------- 加载当前学期 ---------- */\r\n    loadCurrentSemester() {\r\n      this.loading = true\r\n      listSemester({ pageNum: 1, pageSize: 100 }).then(response => {\r\n        const data = response.data || {}\r\n        const list = data.records || []\r\n        // 跟随顶栏当前学期（dqxq=true），无则取第一条\r\n        const current = list.find(i => i.dqxq) || list[0]\r\n        this.loading = false\r\n        if (current) {\r\n          if (String(this.nd) !== String(current.nd)) {\r\n            this.nd = current.nd\r\n            this.loadSemester()\r\n          }\r\n        }\r\n      }).catch(() => {\r\n        this.loading = false\r\n      })\r\n    },\r\n    /* ---------- 数据加载 ---------- */\r\n    loadSemester() {\r\n      if (!this.nd) return\r\n      this.startDate = null\r\n      this.endDate = null\r\n      getSemester(this.nd)\r\n        .then(res => {\r\n          const data = res.data || res || {}\r\n          const kx = (data.kxrq || '').toString().slice(0, 10)\r\n          const jx = (data.jsrq || '').toString().slice(0, 10)\r\n          if (kx && jx) {\r\n            this.startDate = new Date(kx.replace(/-/g, '/'))\r\n            this.endDate = new Date(jx.replace(/-/g, '/'))\r\n            this.buildWeeks()\r\n          }\r\n          this.loadXqxlbEvents()\r\n        })\r\n        .catch(() => {\r\n          this.$message.warning('学期详情获取失败，请确认学期数据')\r\n        })\r\n    },\r\n    // 从后端拉取本学期校历事件，渲染到对应时间格（年度为 6 位学期代号截取前 4 位）\r\n    loadXqxlbEvents() {\r\n      listXqxlb({ nd: String(this.nd).slice(0, 4) }).then(res => {\r\n        const data = res.data\r\n        const list = Array.isArray(data) ? data : (data && data.records) || []\r\n        const loaded = {}\r\n        list.forEach(item => {\r\n          const pos = this.locateXqxlb(item)\r\n          if (pos) {\r\n            loaded[pos.key] = {\r\n              bh: item.bh,\r\n              name: item.jqmc || '',\r\n              schedulable: !!item.kpk,\r\n              mainCourse: !!item.zdpk,\r\n              remarkShow: !!item.bzxs,\r\n              remark: item.bz || ''\r\n            }\r\n          }\r\n        })\r\n        this.events = loaded\r\n      }).catch(() => {\r\n        this.$message.warning('校历事件加载失败')\r\n      })\r\n    },\r\n    // 根据假期记录反推时间格 key（jqsj 日期 + courseClass 节次）\r\n    locateXqxlb(item) {\r\n      if (!this.startDate || !item.jqsj) return null\r\n      const d = new Date(String(item.jqsj).slice(0, 10).replace(/-/g, '/'))\r\n      if (isNaN(d.getTime())) return null\r\n      const offset = Math.round((d - this.startDate) / (24 * 3600 * 1000))\r\n      if (offset < 0) return null\r\n      const wIdx = Math.floor(offset / 7)\r\n      const dayIndex = offset % 7\r\n      const slotKey = this.courseClassToSlotKey(item.courseClass)\r\n      if (slotKey === null) return null\r\n      const colIndex = this.colIndexOf(dayIndex, slotKey)\r\n      if (colIndex < 0) return null\r\n      return { key: this.cellKey(wIdx, colIndex) }\r\n    },\r\n    // 后端 courseClass 节次范围 -> 前端节次 key\r\n    courseClassToSlotKey(courseClass) {\r\n      if (!courseClass) return null\r\n      const s = String(courseClass).trim()\r\n      for (const key in SLOT_COURSE_MAP) {\r\n        if (s === SLOT_COURSE_MAP[key]) return key\r\n      }\r\n      // 兼容 \"910\"/\"1112\" 等紧凑写法\r\n      if (s === '910') return 'night'\r\n      if (s === '1112') return 'late'\r\n      return null\r\n    },\r\n    buildWeeks() {\r\n      if (!this.startDate || !this.endDate) return\r\n      const start = new Date(this.startDate)\r\n      const end = new Date(this.endDate)\r\n      const days = Math.round((end - start) / (24 * 3600 * 1000)) + 1\r\n      this.totalWeeks = Math.ceil(days / 7)\r\n      this.dateRangeText = fmtDate(start) + ' 到 ' + fmtDate(end)\r\n      const weeks = []\r\n      for (let w = 0; w < this.totalWeeks; w++) {\r\n        const wkStart = new Date(start)\r\n        wkStart.setDate(start.getDate() + w * 7)\r\n        const wkEnd = new Date(wkStart)\r\n        wkEnd.setDate(wkStart.getDate() + 6)\r\n        weeks.push({\r\n          rangeText: pad2(wkStart.getMonth() + 1) + '-' + pad2(wkStart.getDate()) +\r\n            '至' + pad2(wkEnd.getMonth() + 1) + '-' + pad2(wkEnd.getDate())\r\n        })\r\n      }\r\n      this.weeks = weeks\r\n    },\r\n    colIndexOf(dayIndex, slotKey) {\r\n      const col = this.visibleColumns.find(c => c.dayIndex === dayIndex && c.slotKey === slotKey)\r\n      return col ? col.colIndex : -1\r\n    },\r\n    /* ---------- 单元格工具 ---------- */\r\n    cellKey(wIdx, colIndex) {\r\n      return 'w' + wIdx + '-c' + colIndex\r\n    },\r\n    getEvent(wIdx, colIndex) {\r\n      return this.events[this.cellKey(wIdx, colIndex)] || null\r\n    },\r\n    weekDayLabel(dayIndex) {\r\n      return WEEK_DAYS[dayIndex]\r\n    },\r\n    // 单元格内显示的日期数字（如 0703）\r\n    dateNumberOf(wIdx, dayIndex) {\r\n      if (!this.startDate) return ''\r\n      const d = new Date(this.startDate)\r\n      d.setDate(this.startDate.getDate() + wIdx * 7 + dayIndex)\r\n      return pad2(d.getMonth() + 1) + pad2(d.getDate())\r\n    },\r\n    cellClass(wIdx, col) {\r\n      const classes = []\r\n      // 星期交替背景（单双日不同底色）\r\n      if (col.dayIndex % 2 === 0) classes.push('cal-cell-odd')\r\n      else classes.push('cal-cell-even')\r\n      const ev = this.getEvent(wIdx, col.colIndex)\r\n      if (ev) {\r\n        classes.push('has-event')\r\n        if (!ev.schedulable) classes.push('no-schedule')\r\n      }\r\n      return classes\r\n    },\r\n    /** 学期代号 -> 学期名称（如 202601 -> 2026年春季学期） */\r\n    getSemesterName(nd) {\r\n      if (!nd) return ''\r\n      const s = String(nd)\r\n      const xn = s.slice(0, 4)\r\n      const xq = s.slice(4)\r\n      const map = { '01': '春季学期', '02': '夏季学期', '03': '秋季学期' }\r\n      return xn + '年' + (map[xq] || '第' + xq + '学期')\r\n    },\r\n    /* ---------- 另存为Excel ---------- */\r\n    exportExcel() {\r\n      if (!this.weeks.length) {\r\n        this.$message.warning('暂无校历数据可导出')\r\n        return\r\n      }\r\n      // 按星期分组节次列，用于表头合并\r\n      const dayCols = []\r\n      this.visibleColumns.forEach(col => {\r\n        if (!dayCols[col.dayIndex]) dayCols[col.dayIndex] = []\r\n        dayCols[col.dayIndex].push(col)\r\n      })\r\n      let html = '<html xmlns:o=\"urn:schemas-microsoft-com:office:office\" xmlns:x=\"urn:schemas-microsoft-com:office:excel\">'\r\n      html += '<head><meta charset=\"utf-8\"></head><body>'\r\n      html += '<table border=\"1\" cellspacing=\"0\" cellpadding=\"4\" style=\"border-collapse:collapse;\">'\r\n      // 标题行\r\n      html += '<tr><td colspan=\"' + (this.visibleColumns.length + 2) + '\" style=\"font-size:15px;font-weight:bold;text-align:center;\">' + this.titleText + '</td></tr>'\r\n      // 表头第一行：星期（合并同类天）\r\n      html += '<tr><th rowspan=\"2\">周次</th><th rowspan=\"2\">日期段</th>'\r\n      WEEK_DAYS.forEach((dayLabel, dayIndex) => {\r\n        const cols = dayCols[dayIndex] || []\r\n        if (cols.length) html += '<th colspan=\"' + cols.length + '\">' + dayLabel + '</th>'\r\n      })\r\n      html += '</tr>'\r\n      // 表头第二行：节次\r\n      html += '<tr>'\r\n      this.visibleColumns.forEach(col => {\r\n        html += '<th>' + col.slotLabel + '</th>'\r\n      })\r\n      html += '</tr>'\r\n      // 数据行\r\n      this.weeks.forEach((week, wIdx) => {\r\n        html += '<tr>'\r\n        html += '<td>' + (wIdx + 1) + '</td>'\r\n        html += '<td>' + week.rangeText + '</td>'\r\n        this.visibleColumns.forEach(col => {\r\n          const ev = this.getEvent(wIdx, col.colIndex)\r\n          if (ev) {\r\n            const remark = ev.remark && ev.remarkShow ? '（' + ev.remark + '）' : ''\r\n            html += '<td>' + ev.name + remark + '</td>'\r\n          } else if (this.showDate) {\r\n            html += '<td>' + this.dateNumberOf(wIdx, col.dayIndex) + '</td>'\r\n          } else {\r\n            html += '<td></td>'\r\n          }\r\n        })\r\n        html += '</tr>'\r\n      })\r\n      html += '</table></body></html>'\r\n      const blob = new Blob(['\\ufeff' + html], { type: 'application/vnd.ms-excel;charset=utf-8' })\r\n      saveAs(blob, (this.titleText || '学期校历') + '.xls')\r\n      this.$message.success('已导出Excel')\r\n    }\r\n  }\r\n}\r\n</script>\r\n\r\n<style scoped lang=\"scss\">\r\n.teach-calendar {\r\n  height: 100%;\r\n  display: flex;\r\n  flex-direction: column;\r\n  padding: 12px;\r\n  box-sizing: border-box;\r\n  background: #fff;\r\n  border: 1px solid #e4e7ed;\r\n  border-radius: 6px;\r\n  overflow: hidden;\r\n\r\n  /* 顶部标题栏 */\r\n  .cal-titlebar {\r\n    display: flex;\r\n    align-items: center;\r\n    justify-content: center;\r\n    height: 44px;\r\n    background: var(--edu-green-primary, #00875a);\r\n    color: #fff;\r\n    border-radius: 4px 4px 0 0;\r\n\r\n    .cal-title {\r\n      font-size: 15px;\r\n      font-weight: 600;\r\n    }\r\n  }\r\n\r\n  /* 显示控制栏 */\r\n  .cal-panel {\r\n    display: flex;\r\n    align-items: center;\r\n    flex-wrap: wrap;\r\n    padding: 8px 14px;\r\n    border-bottom: 1px solid #ebeef5;\r\n    background: #fafafa;\r\n\r\n    .cal-cb { margin-right: 14px; }\r\n    .cal-panel-right { margin-left: auto; }\r\n  }\r\n\r\n  /* 表格区域 */\r\n  .cal-grid-wrap {\r\n    flex: 1;\r\n    overflow: auto;\r\n    padding: 8px 10px;\r\n    background: #fff;\r\n  }\r\n\r\n  .cal-grid {\r\n    border-collapse: collapse;\r\n    table-layout: fixed;\r\n    width: 100%;\r\n    font-size: 12px;\r\n\r\n    th, td {\r\n      border: 1px solid #e4e7ed;\r\n      text-align: center;\r\n      padding: 0;\r\n    }\r\n\r\n    .cal-corner {\r\n      background: #f5f7fa;\r\n      font-weight: 600;\r\n      color: #303133;\r\n      vertical-align: middle;\r\n    }\r\n\r\n    .cal-th-weekno { width: 52px; }\r\n    .cal-th-weekrange { width: 110px; }\r\n\r\n    .cal-th-day {\r\n      background: var(--edu-green-primary, #00875a);\r\n      color: #fff;\r\n      font-weight: 600;\r\n      height: 26px;\r\n    }\r\n\r\n    .cal-th-slot {\r\n      background: #ecf5f0;\r\n      color: #00875a;\r\n      height: 22px;\r\n      font-weight: 500;\r\n    }\r\n\r\n    .cal-week-cell {\r\n      background: #f5f7fa;\r\n      vertical-align: middle;\r\n      white-space: nowrap;\r\n    }\r\n\r\n    .cal-weekno-cell {\r\n      font-weight: 600;\r\n      color: #303133;\r\n      font-size: 13px;\r\n    }\r\n\r\n    .cal-weekrange-cell {\r\n      font-size: 11px;\r\n      color: #909399;\r\n    }\r\n\r\n    .cal-cell {\r\n      height: 30px;\r\n      position: relative;\r\n      background: #fff;\r\n\r\n      .cal-date-num { color: #c0c4cc; }\r\n\r\n      // 星期交替底色：周一/三/五/日为浅绿，周二/四/六为白\r\n      &.cal-cell-odd { background: #eef6f1; }\r\n      &.cal-cell-even { background: #ffffff; }\r\n      &.has-event { background: #e6f4ea; }\r\n      &.has-event .cal-event-name { color: #00663e; font-weight: 500; }\r\n      &.no-schedule { background: #fde2e2; }\r\n    }\r\n  }\r\n\r\n  /* 底部状态栏 */\r\n  .cal-status {\r\n    padding: 6px 14px;\r\n    font-size: 12px;\r\n    color: #909399;\r\n    border-top: 1px solid #ebeef5;\r\n    background: #fafafa;\r\n  }\r\n}\r\n</style>\r\n"]}]}