默认日期变更

src/views/stock/Download.vue

@@ -11,7 +11,9 @@
       <div class="panel-head">
         <div>
           <h2>二板早盘次日盈利</h2>
-          <p>下载符合二板早盘开盘阈值条件的股票明细，并查看后一交易日盈利情况。</p>
+          <p>
+            下载符合二板早盘开盘阈值条件的股票明细，并查看后一交易日盈利情况。
+          </p>
         </div>
       </div>
 
@@ -70,109 +72,112 @@
 </template>
 
 <script setup>
-import { computed, onMounted, ref } from 'vue'
+import { computed, onMounted, ref } from "vue";
-import dayjs from 'dayjs'
+import dayjs from "dayjs";
-import { ElMessage } from 'element-plus'
+import { ElMessage } from "element-plus";
-import { Download as DownloadIcon } from '@element-plus/icons-vue'
+import { Download as DownloadIcon } from "@element-plus/icons-vue";
-import { fetchTradeCalendar } from '@/composables/useTradeCalendar'
+import { fetchTradeCalendar } from "@/composables/useTradeCalendar";
-import { downloadSecondBoardProfitCsv } from '@/api/stock'
+import { downloadSecondBoardProfitCsv } from "@/api/stock";
 
-const DEFAULT_START_DATE = '2026-01-01'
+const DEFAULT_START_DATE = "2026-04-01";
 
-const startDate = ref(DEFAULT_START_DATE)
+const startDate = ref(DEFAULT_START_DATE);
-const endDate = ref('')
+const endDate = ref("");
-const downloading = ref(false)
+const downloading = ref(false);
-const openDatesSet = ref(new Set())
+const openDatesSet = ref(new Set());
-const maxTradeDate = ref('')
+const maxTradeDate = ref("");
 
 const canDownload = computed(
-  () => Boolean(startDate.value && endDate.value) && startDate.value <= endDate.value
+  () =>
-)
+    Boolean(startDate.value && endDate.value) &&
+    startDate.value <= endDate.value,
+);
 
 onMounted(async () => {
   try {
-    const res = await fetchTradeCalendar()
+    const res = await fetchTradeCalendar();
-    const { open_dates: openDates = [], max_date: maxDate = '' } = res || {}
+    const { open_dates: openDates = [], max_date: maxDate = "" } = res || {};
 
-    openDatesSet.value = new Set(openDates)
+    openDatesSet.value = new Set(openDates);
-    maxTradeDate.value = maxDate
+    maxTradeDate.value = maxDate;
-    endDate.value = maxDate
+    endDate.value = maxDate;
-    startDate.value = getDefaultStartDate(openDates)
+    startDate.value = getDefaultStartDate(openDates);
   } catch (err) {
-    console.error('初始化下载页失败', err)
+    console.error("初始化下载页失败", err);
   }
-})
+});
 
 const clampToMaxDate = (date) => {
-  if (!date || !maxTradeDate.value || date <= maxTradeDate.value) return date
+  if (!date || !maxTradeDate.value || date <= maxTradeDate.value) return date;
-  return maxTradeDate.value
+  return maxTradeDate.value;
-}
+};
 
 const getDefaultStartDate = (openDates) => {
-  const fallbackDate = clampToMaxDate(DEFAULT_START_DATE)
+  const fallbackDate = clampToMaxDate(DEFAULT_START_DATE);
-  const sortedOpenDates = [...openDates].sort()
+  const sortedOpenDates = [...openDates].sort();
   const validOpenDates = sortedOpenDates.filter(
-    (date) => !maxTradeDate.value || date <= maxTradeDate.value
+    (date) => !maxTradeDate.value || date <= maxTradeDate.value,
-  )
+  );
 
-  if (!validOpenDates.length || openDatesSet.value.has(fallbackDate)) return fallbackDate
+  if (!validOpenDates.length || openDatesSet.value.has(fallbackDate))
+    return fallbackDate;
 
   return (
     validOpenDates.find((date) => date >= fallbackDate) ||
     validOpenDates[validOpenDates.length - 1] ||
     fallbackDate
-  )
+  );
-}
+};
 
 const disableDates = (time) => {
-  const date = dayjs(time).format('YYYY-MM-DD')
+  const date = dayjs(time).format("YYYY-MM-DD");
-  if (maxTradeDate.value && date > maxTradeDate.value) return true
+  if (maxTradeDate.value && date > maxTradeDate.value) return true;
-  return openDatesSet.value.size > 0 ? !openDatesSet.value.has(date) : false
+  return openDatesSet.value.size > 0 ? !openDatesSet.value.has(date) : false;
-}
+};
 
 const handleDownload = async () => {
   if (!startDate.value || !endDate.value) {
-    ElMessage.warning('请选择下载日期范围')
+    ElMessage.warning("请选择下载日期范围");
-    return
+    return;
   }
 
   if (endDate.value < startDate.value) {
-    ElMessage.warning('结束日期不能早于起始日期')
+    ElMessage.warning("结束日期不能早于起始日期");
-    return
+    return;
   }
 
-  downloading.value = true
+  downloading.value = true;
   try {
     const blob = await downloadSecondBoardProfitCsv({
       start_date: startDate.value,
-      end_date: endDate.value
+      end_date: endDate.value,
-    })
+    });
-    saveBlob(blob, getDownloadFilename())
+    saveBlob(blob, getDownloadFilename());
-    ElMessage.success('CSV 下载已开始')
+    ElMessage.success("CSV 下载已开始");
   } catch (err) {
-    console.error('下载二板早盘次日盈利 CSV 失败', err)
+    console.error("下载二板早盘次日盈利 CSV 失败", err);
   } finally {
-    downloading.value = false
+    downloading.value = false;
-  }
   }
+};
 
 const saveBlob = (blob, filename) => {
-  const url = window.URL.createObjectURL(blob)
+  const url = window.URL.createObjectURL(blob);
-  const link = document.createElement('a')
+  const link = document.createElement("a");
 
-  link.href = url
+  link.href = url;
-  link.download = filename
+  link.download = filename;
-  document.body.appendChild(link)
+  document.body.appendChild(link);
-  link.click()
+  link.click();
-  document.body.removeChild(link)
+  document.body.removeChild(link);
-  window.URL.revokeObjectURL(url)
+  window.URL.revokeObjectURL(url);
-}
+};
 
 const getDownloadFilename = () => {
-  const start = startDate.value.replaceAll('-', '')
+  const start = startDate.value.replaceAll("-", "");
-  const end = endDate.value.replaceAll('-', '')
+  const end = endDate.value.replaceAll("-", "");
-  return `limit_second_board_profit_${start}_${end}_daily_detail.csv`
+  return `limit_second_board_profit_${start}_${end}_daily_detail.csv`;
-}
+};
 </script>
 
 <style scoped>