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premium.go
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premium.go
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package handler
import (
"database/sql"
"log"
"net/http"
"time"
"github.com/1995parham-teaching/song_cloud/request"
"github.com/labstack/echo/v4"
)
type Premium struct {
Store *sql.DB
}
const HoursInDay = 24
// nolint: wrapcheck
func (p Premium) Extend(c echo.Context) error {
ctx := c.Request().Context()
var rq request.Premium
if err := c.Bind(&rq); err != nil {
return echo.NewHTTPError(http.StatusBadRequest, err.Error())
}
stmt, err := p.Store.PrepareContext(ctx, "UPDATE users SET premium_till = $1 WHERE username = $2")
if err != nil {
log.Printf("stmt preparation failed %s", err)
return echo.NewHTTPError(http.StatusInternalServerError, err.Error())
}
defer stmt.Close()
if _, err := stmt.ExecContext(
ctx,
time.Now().Add(time.Duration(rq.Duration)*time.Hour*HoursInDay),
rq.Username,
); err != nil {
log.Printf("stmt exec failed %s", err)
return echo.NewHTTPError(http.StatusInternalServerError, err.Error())
}
return c.NoContent(http.StatusOK)
}
func (p *Premium) Register(g *echo.Group) {
g.POST("/extend", p.Extend)
}