c6c6f0233d
* Expand the linters and types of warnings to improve consistency and safety * Fail lint workflow if there are errors * golint has been replaced by revive * Hand-pick some of the default exclude list * Ignore error when trying to delete preview gif * Ignore linter warning opening playlist path * Rename user field Id -> ID * A bunch of renames to address linter warnings * Rename ChatClient -> Client per linter suggestion best practice * Rename ChatServer -> Server per linter suggestion best practice * More linter warning fixes * Add missing comments to all exported functions and properties
54 lines
1.1 KiB
Go
54 lines
1.1 KiB
Go
package utils
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import (
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"database/sql/driver"
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"fmt"
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"time"
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)
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// NullTime is a custom nullable time for representing datetime.
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type NullTime struct {
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Time time.Time
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Valid bool // Valid is true if Time is not NULL
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}
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// Scan implements the Scanner interface.
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func (nt *NullTime) Scan(value interface{}) error {
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nt.Time, nt.Valid = value.(time.Time)
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return nil
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}
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// Value implements the driver Value interface.
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func (nt NullTime) Value() (driver.Value, error) {
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if !nt.Valid {
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return nil, nil
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}
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return nt.Time, nil
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}
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// MarshalJSON implements the JSON marshal function.
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func (nt NullTime) MarshalJSON() ([]byte, error) {
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if !nt.Valid {
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return []byte("null"), nil
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}
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val := fmt.Sprintf("\"%s\"", nt.Time.Format(time.RFC3339))
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return []byte(val), nil
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}
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// UnmarshalJSON implements the JSON unmarshal function.
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func (nt NullTime) UnmarshalJSON(data []byte) error {
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dateString := string(data)
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if dateString == "null" {
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return nil
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}
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dateStringWithoutQuotes := dateString[1 : len(dateString)-1]
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parsedDateTime, err := time.Parse(time.RFC3339, dateStringWithoutQuotes)
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if err != nil {
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return err
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}
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nt.Time = parsedDateTime // nolint
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return nil
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}
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