66 lines
1.2 KiB
Go
66 lines
1.2 KiB
Go
package models
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import (
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"database/sql"
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"errors"
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"github.com/jmoiron/sqlx"
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"gogs.mikescher.com/BlackForestBytes/goext/langext"
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"time"
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)
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func timeOptFmt(t *time.Time, fmt string) *string {
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if t == nil {
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return nil
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} else {
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return langext.Ptr(t.Format(fmt))
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}
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}
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func timeOptFromMilli(millis *int64) *time.Time {
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if millis == nil {
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return nil
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}
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return langext.Ptr(time.UnixMilli(*millis))
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}
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func scanSingle[TData any](rows *sqlx.Rows) (TData, error) {
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if rows.Next() {
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var data TData
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err := rows.StructScan(&data)
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if err != nil {
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return *new(TData), err
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}
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if rows.Next() {
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_ = rows.Close()
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return *new(TData), errors.New("sql returned more than onw row")
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}
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err = rows.Close()
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if err != nil {
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return *new(TData), err
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}
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return data, nil
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} else {
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_ = rows.Close()
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return *new(TData), sql.ErrNoRows
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}
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}
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func scanAll[TData any](rows *sqlx.Rows) ([]TData, error) {
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res := make([]TData, 0)
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for rows.Next() {
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var data TData
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err := rows.StructScan(&data)
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if err != nil {
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return nil, err
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}
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res = append(res, data)
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}
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err := rows.Close()
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if err != nil {
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return nil, err
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}
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return res, nil
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}
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//TODO move scanAll+scanSingle into sq package (?)
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