签到封装：直接调用即可，基本满足所有签到操作

package mainimport ("context""fmt""time""github.com/go-redis/redis/v8"
)type UserSign struct {rdb *redis.Client
}func NewUserSign(opt *redis.Options) *UserSign {return &UserSign{rdb: redis.NewClient(opt)}
}func (us *UserSign) Sign(userID int64, date time.Time) error {key := fmt.Sprintf("user:%d:sign:%d-%02d-%02d", userID, date.Year(), date.Month(), date.Day())_, err := us.rdb.SetNX(context.Background(), key, 1, 0).Result()return err
}func (us *UserSign) GetMonthSignCount(userID int64, year int, month time.Month) (int, error) {signCount := 0startOfMonth := time.Date(year, month, 1, 0, 0, 0, 0, time.UTC)nextMonth := startOfMonth.AddDate(0, 1, 0)for currentDate := startOfMonth; currentDate.Before(nextMonth); currentDate = currentDate.AddDate(0, 0, 1) {key := fmt.Sprintf("user:%d:sign:%d-%02d-%02d", userID, currentDate.Year(), currentDate.Month(), currentDate.Day())exists, err := us.rdb.Exists(context.Background(), key).Result()if err != nil {return 0, err}if exists > 0 {signCount++}}return signCount, nil
}// GetUserMonthlySignDetails 获取用户在指定年份内每个月的签到次数及详细情况
func (us *UserSign) GetUserMonthlySignDetails(userID int64, year int) (map[string][]string, map[string]int, error) {details := make(map[string][]string)counts := make(map[string]int)for month := time.January; month <= time.December; month++ {mo := int(month)monthStr := fmt.Sprintf("%d-%02d", year, mo)daysInMonth := time.Date(year, month+1, 0, 0, 0, 0, 0, time.UTC).Day()signDates := []string{}for day := 1; day <= daysInMonth; day++ {date := time.Date(year, month, day, 0, 0, 0, 0, time.UTC)key := fmt.Sprintf("user:%d:sign:%d-%02d-%02d", userID, date.Year(), date.Month(), date.Day())exists, err := us.rdb.Exists(context.Background(), key).Result()if err != nil {return nil, nil, err}if exists > 0 {signDates = append(signDates, date.Format("2006-01-02"))}}details[monthStr] = signDatescounts[monthStr] = len(signDates)}return details, counts, nil
}// GetSignDetailsInRange 获取用户在指定日期范围内的签到详细情况
func (us *UserSign) GetSignDetailsInRange(userID int64, startDate, endDate time.Time) ([]string, error) {var signDates []stringcurrentDate := startDatefor currentDate.Before(endDate) || currentDate.Equal(endDate) {key := fmt.Sprintf("user:%d:sign:%d-%02d-%02d", userID, currentDate.Year(), currentDate.Month(), currentDate.Day())exists, err := us.rdb.Exists(context.Background(), key).Result()if err != nil {return nil, err}if exists > 0 {signDates = append(signDates, currentDate.Format("2006-01-02"))}currentDate = currentDate.AddDate(0, 0, 1)}return signDates, nil
}func (us *UserSign) CompensateSign(userID int64, date time.Time) error {key := fmt.Sprintf("user:%d:sign:%d-%02d-%02d", userID, date.Year(), date.Month(), date.Day())_, err := us.rdb.SetNX(context.Background(), key, 1, 0).Result()return err
}func main() {opt, err := redis.ParseURL("redis://localhost:6379")if err != nil {panic(err)}userSign := NewUserSign(opt)// 示例：用户1在今天的日期签到now := time.Now()err = userSign.Sign(1, now)if err != nil {fmt.Println("签到失败:", err)} else {fmt.Println("签到成功")}// 示例：获取用户1本月签到次数count, err := userSign.GetMonthSignCount(1, now.Year(), now.Month())if err != nil {fmt.Println("获取签到次数失败:", err)} else {fmt.Printf("本月签到次数: %d\n", count)}// 示例：为用户1在指定日期（例如昨天）补签yesterday := now.AddDate(0, 0, -1)err = userSign.CompensateSign(1, yesterday)if err != nil {fmt.Println("补签失败:", err)} else {fmt.Println("补签成功")}yearToCheck := time.Now().Year() // 查询本年度的签到情况，可以根据需要替换为其他年份// 示例：获取用户1本年度每个月的签到详细情况和次数details, counts, err := userSign.GetUserMonthlySignDetails(1, yearToCheck)if err != nil {fmt.Println("获取每月签到详情失败:", err)} else {for month, dates := range details {fmt.Printf("月份: %s, 签到次数: %d, 详细情况: %v\n", month, counts[month], dates)}}startDate := time.Date(2024, 5, 1, 0, 0, 0, 0, time.UTC)endDate := time.Date(2024, 5, 31, 23, 59, 59, 0, time.UTC) // 注意结束时间通常设置为月末的最后一秒signDetails, err := userSign.GetSignDetailsInRange(1, startDate, endDate)if err != nil {fmt.Println("获取签到详情失败:", err)} else {fmt.Printf("指定日期范围内的签到详细情况: %v\n", signDetails)}
}