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wakapi/models/shared.go
2021-01-31 18:29:50 +01:00

95 lines
1.9 KiB
Go

package models
import (
"database/sql/driver"
"errors"
"fmt"
"gorm.io/gorm"
"math"
"strconv"
"strings"
"time"
)
const (
UserKey = "user"
ImprintKey = "imprint"
AuthCookieKey = "wakapi_auth"
)
type MigrationFunc func(db *gorm.DB) error
type KeyStringValue struct {
Key string `gorm:"primary_key"`
Value string `gorm:"type:text"`
}
type Interval struct {
Start time.Time
End time.Time
}
type CustomTime time.Time
func (j *CustomTime) UnmarshalJSON(b []byte) error {
s := strings.Replace(strings.Trim(string(b), "\""), ".", "", 1)
i, err := strconv.ParseInt(s, 10, 64)
if err != nil {
return err
}
t := time.Unix(0, i*int64(math.Pow10(19-len(s))))
*j = CustomTime(t)
return nil
}
// heartbeat timestamps arrive as strings for sqlite and as time.Time for postgres
func (j *CustomTime) Scan(value interface{}) error {
var (
t time.Time
err error
)
switch value.(type) {
case string:
t, err = time.Parse("2006-01-02 15:04:05-07:00", value.(string))
if err != nil {
return errors.New(fmt.Sprintf("unsupported date time format: %s", value))
}
case int64:
t = time.Unix(0, value.(int64))
break
case time.Time:
t = value.(time.Time)
break
default:
return errors.New(fmt.Sprintf("unsupported type: %T", value))
}
t = time.Unix(0, (t.UnixNano()/int64(time.Millisecond))*int64(time.Millisecond)) // round to millisecond precision
*j = CustomTime(t)
return nil
}
func (j *CustomTime) Hash() (uint64, error) {
return uint64((j.T().UnixNano() / 1000) / 1000), nil
}
func (j CustomTime) Value() (driver.Value, error) {
t := time.Unix(0, j.T().UnixNano()/int64(time.Millisecond)*int64(time.Millisecond)) // round to millisecond precision
return t, nil
}
func (j CustomTime) String() string {
t := time.Time(j)
return t.Format("2006-01-02 15:04:05.000")
}
func (j CustomTime) T() time.Time {
return time.Time(j)
}
func (j CustomTime) Valid() bool {
return j.T().Unix() >= 0
}