运营周报 根据指定周获取时间

@@ -15,7 +15,9 @@ import com.skua.modules.custom.vo.DepartEquipRemarkVO;
 import com.skua.modules.custom.vo.DepartWeekReportVO;
 import com.skua.modules.custom.vo.FCustomReportDatasetVO;
 import java.text.DecimalFormat;
+import java.time.DayOfWeek;
 import java.time.LocalDate;
+import java.time.YearMonth;
 import java.time.format.DateTimeFormatter;
 import java.time.temporal.TemporalAdjusters;
 import java.time.temporal.WeekFields;
@@ -226,23 +228,47 @@ public class FCustomReportDatasetServiceImpl extends ServiceImpl<FCustomReportDa
 	 */
 	public static Map<String,String> getWeekDate(String yearMonth,String week) {
 		Map<String,String> map = new HashMap<>();
-		int weekOfMonth = Integer.valueOf(week); // 输入的第几周
-		try {
-			// 解析年月并构造本月的第一天日期
-			LocalDate firstOfMonth = LocalDate.parse(yearMonth + "-01", DateTimeFormatter.ofPattern("yyyy-MM-dd"));
-			// 获取本月的第一个星期一
-			WeekFields weekFields = WeekFields.of(Locale.getDefault());
-			LocalDate firstMondayOfMonth = firstOfMonth.with(TemporalAdjusters.firstInMonth(weekFields.getFirstDayOfWeek()));
-			// 计算目标周的开始和结束日期
-			LocalDate startOfWeek = firstMondayOfMonth.plusWeeks(weekOfMonth - 1).plusDays(1);
-			LocalDate endOfWeek = startOfWeek.plusDays(6);
-			DateTimeFormatter dateFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
-			map.put("start", startOfWeek.format(dateFormatter));
-			map.put("end", endOfWeek.format(dateFormatter));
-		} catch (Exception e) {
-			map.put("start", "");
-			map.put("end", "");
+//		int weekOfMonth = Integer.valueOf(week); // 输入的第几周
+//		try {
+//			// 解析年月并构造本月的第一天日期
+//			LocalDate firstOfMonth = LocalDate.parse(yearMonth + "-01", DateTimeFormatter.ofPattern("yyyy-MM-dd"));
+//			// 获取本月的第一个星期一
+//			WeekFields weekFields = WeekFields.of(Locale.getDefault());
+//			LocalDate firstMondayOfMonth = firstOfMonth.with(TemporalAdjusters.firstInMonth(weekFields.getFirstDayOfWeek()));
+//			// 计算目标周的开始和结束日期
+//			LocalDate startOfWeek = firstMondayOfMonth.plusWeeks(weekOfMonth - 1).plusDays(1);
+//			LocalDate endOfWeek = startOfWeek.plusDays(6);
+//			DateTimeFormatter dateFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+//			map.put("start", startOfWeek.format(dateFormatter));
+//			map.put("end", endOfWeek.format(dateFormatter));
+//		} catch (Exception e) {
+//			map.put("start", "");
+//			map.put("end", "");
+//		}
+		int year = Integer.parseInt(yearMonth.split("-")[0]);
+		int month = Integer.parseInt(yearMonth.split("-")[1]);
+		int weekNumber = Integer.parseInt(week);
+		YearMonth yearMonth0 = YearMonth.of(year, month);
+		LocalDate firstDayOfMonth = yearMonth0.atDay(1);
+		// 计算该月第一周的开始日期
+		LocalDate firstWeekStart = firstDayOfMonth.with(TemporalAdjusters.previousOrSame(DayOfWeek.MONDAY));
+		// 计算指定周次的开始日期
+		LocalDate startDate = firstWeekStart.plusWeeks(weekNumber - 1);
+		// 如果开始日期超出了该月范围，说明该月没有指定的周次
+//		if (startDate.getMonthValue() != month) {
+//			throw new IllegalArgumentException("该月没有第 " + weekNumber + " 周");
+//		}
+		// 计算结束日期
+		LocalDate endDate = startDate.plusDays(6);
+		if (endDate.getMonthValue() != month) {
+			endDate = yearMonth0.atEndOfMonth();
 		}
+
+		DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+		String startDateStr = startDate.format(formatter);
+		String endDateStr = endDate.format(formatter);
+		map.put("start", startDateStr);
+		map.put("end", endDateStr);
 		return map;
 	}
 	//节能环保报表数据