1 package edgeutils
2
3 import (
4 "fmt"
5 "regexp"
6 "time"
7 )
8
9 func IsValidTimestamp(time string) error {
10
11 validRegex := "^(-?(?:[1-9][0-9]*)?[0-9]{4})-(1[0-2]|0[1-9])-(3[01]|0[1-9]|[12][0-9])(?:T|\\s)(2[0-3]|[01][0-9]):([0-5][0-9]):([0-5][0-9])?(Z)?$"
12 compiledRegex := regexp.MustCompile(validRegex)
13
14 if !compiledRegex.MatchString(time) {
15 return fmt.Errorf("Timestamp %s is not a valid Timestamp", time)
16 }
17 return nil
18 }
19
20 func TimeSequenceCheck(start string, end string) error {
21
22 timeInputStart, err := time.Parse(time.RFC3339, start)
23 if err != nil {
24 return fmt.Errorf("Start Timestamp %s was not able to be parsed as a Time Object", start)
25 }
26
27 timeInputEnd, err := time.Parse(time.RFC3339, end)
28 if err != nil {
29 return fmt.Errorf("End Timestamp %s was not able to be parsed as a Time Object", end)
30 }
31
32 if timeInputEnd.Before(timeInputStart) {
33 return fmt.Errorf("End Timestamp %s comes before the start time %s", end, start)
34 }
35 return nil
36 }
37
38 func ConvertToRFC3339(timeInput string) (string, error) {
39
40 loc, _ := time.LoadLocation("UTC")
41 expected, err := time.Parse(time.RFC3339, timeInput)
42 if err != nil {
43 return "", fmt.Errorf("Date Formatting Error: %w", err)
44 }
45 res := expected.In(loc)
46
47 newRes := res.Format(time.RFC3339)
48
49 return newRes, nil
50 }
51
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