Initial

util/parse_date.go

@@ -0,0 +1,16 @@
+package util
+
+import (
+	"fmt"
+	"regexp"
+	"time"
+)
+
+func ParseDate(filePath string) (time.Time, error) {
+	re := regexp.MustCompile(`(\d{4}).?(\d{2}).?(\d{2})`)
+	matches := re.FindStringSubmatch(filePath)
+	if len(matches) != 4 {
+		return time.Time{}, fmt.Errorf("无法解析时间范围")
+	}
+	return time.Parse("2006.01.02", fmt.Sprintf("%s.%s.%s", matches[1], matches[2], matches[3]))
+}