70 lines
1.9 KiB
Go
70 lines
1.9 KiB
Go
package cmdutil
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import (
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"fmt"
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"strconv"
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"strings"
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"time"
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"github.com/ankitpokhrel/jira-cli/pkg/jira"
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)
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// Supported datetime layouts.
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const (
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DateLayout = "2006-01-02"
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DateTimeLayout = "2006-01-02 15:04:05"
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ShortDateLayout = "20060102"
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ShortDateTimeLayout = "20060102150405"
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)
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var (
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// ErrInvlalidTimezone is returned if timezone is not in a valid IANA timezone format.
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ErrInvlalidTimezone = fmt.Errorf("timezone should be a valid IANA timezone, eg: Asia/Kathmandu, Europe/Berlin etc")
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// ErrorInvalidDateTime is returned when datetime string is invalid.
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ErrorInvalidDateTime = fmt.Errorf("datetime string should be in a valid format, eg: 2022-01-02 10:10:05 or 2022-01-02")
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)
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// DateStringToJiraFormatInLocation parses a standard string to jira compatible RFC3339 datetime format.
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//
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//nolint:gomnd
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func DateStringToJiraFormatInLocation(value string, timezone string) (string, error) {
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if value == "" || value == "0" || value == "0000-00-00 00:00:00" || value == "0000-00-00" || value == "00:00:00" {
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return "", nil
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}
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if _, err := time.Parse(jira.RFC3339MilliLayout, value); err == nil {
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return value, nil
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}
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layout := DateTimeLayout
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if _, err := strconv.ParseInt(value, 10, 64); err == nil {
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switch {
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case len(value) == 8:
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layout = ShortDateLayout
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case len(value) == 14:
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layout = ShortDateTimeLayout
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}
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} else if len(value) == 10 && strings.Count(value, "-") == 2 {
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layout = DateLayout
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}
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t, err := parseByLayout(layout, value, timezone)
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if err != nil {
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return "", err
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}
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return t.Format(jira.RFC3339MilliLayout), nil
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}
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// parseByLayout parses a string as a time by layout in given timezone.
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func parseByLayout(layout, value string, timezone string) (*time.Time, error) {
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loc, err := time.LoadLocation(timezone)
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if err != nil {
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return nil, ErrInvlalidTimezone
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}
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t, err := time.ParseInLocation(layout, value, loc)
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if err != nil {
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return nil, ErrorInvalidDateTime
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}
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return &t, nil
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}
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