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flash.go
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flash.go
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package service
import (
"encoding/gob"
"net/http"
"github.com/gorilla/sessions"
"github.com/mongodb/grip"
)
const (
FlashSeveritySuccess = "success"
FlashSeverityInfo = "info"
FlashSeverityWarning = "warning"
FlashSeverityError = "danger"
)
const FlashSession = "mci-session"
type flashMessage struct {
Severity string
Message string
}
func init() {
gob.Register(&flashMessage{})
}
func NewSuccessFlash(message string) flashMessage {
return flashMessage{Severity: FlashSeveritySuccess, Message: message}
}
func NewInfoFlash(message string) flashMessage {
return flashMessage{Severity: FlashSeverityInfo, Message: message}
}
func NewWarningFlash(message string) flashMessage {
return flashMessage{Severity: FlashSeverityWarning, Message: message}
}
func NewErrorFlash(message string) flashMessage {
return flashMessage{Severity: FlashSeverityError, Message: message}
}
func PopFlashes(store *sessions.CookieStore, r *http.Request, w http.ResponseWriter) []interface{} {
session, _ := store.Get(r, FlashSession)
flashes := session.Flashes()
grip.Warning(session.Save(r, w))
return flashes
}
func PushFlash(store *sessions.CookieStore, r *http.Request, w http.ResponseWriter, msg flashMessage) {
session, _ := store.Get(r, FlashSession)
session.AddFlash(msg)
grip.Warning(session.Save(r, w))
}