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toast.go
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toast.go
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package main
import (
"encoding/json"
"github.com/gofiber/fiber/v2"
"github.com/google/uuid"
)
type toast struct {
Title string `json:"title"`
Text string `json:"text"`
Id string `json:"id"`
}
func (ctf *ctf) getToasts(c *fiber.Ctx) ([]toast, error) {
sess, err := ctf.Sessions.Get(c)
if err != nil {
return []toast{}, err
}
toastInterface := sess.Get("toasts")
if toastInterface == nil {
return []toast{}, nil
}
var toasts []toast
if json.Unmarshal(toastInterface.([]byte), &toasts) != nil {
return toasts, err
}
return toasts, nil
}
func (ctf *ctf) saveToasts(c *fiber.Ctx, toasts []toast) error {
b, err := json.Marshal(toasts)
if err != nil {
return err
}
err = ctf.setSessionKey(c, "toasts", b)
return err
}
func (ctf *ctf) addToast(c *fiber.Ctx, title, text string) {
t := toast{
Title: title,
Text: text,
Id: uuid.New().String(),
}
userToasts, err := ctf.getToasts(c)
if err != nil {
userToasts = []toast{t}
}
userToasts = append(userToasts, t)
_ = ctf.saveToasts(c, userToasts)
}
func (ctf *ctf) deleteToast(c *fiber.Ctx, id string) {
userToasts, err := ctf.getToasts(c)
var newToasts []toast
if err != nil {
userToasts = []toast{}
}
for _, toast := range userToasts {
if toast.Id != id {
newToasts = append(newToasts, toast)
}
}
_ = ctf.saveToasts(c, newToasts)
}