9a23188973
- Add Session wrapper with typed getters (GetString, GetInt, GetBool, etc.) - Add flash message support via Pop methods (PopString, PopInt, etc.) - Add session utilities: Exists, Keys, ID, Clear, Destroy, RenewToken - Create default session manager in New() for zero-config usage - Allow custom session manager via Options.SessionManager - Wrap mux with scs LoadAndSave middleware in Start() - Add session example demonstrating login/logout with flash messages
58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
package main
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import (
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"github.com/go-via/via"
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"github.com/go-via/via/h"
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)
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func main() {
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v := via.New()
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v.Page("/", func(c *via.Context) {
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username := c.Session().GetString("username")
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flash := c.Session().PopString("flash")
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usernameInput := c.Signal("")
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login := c.Action(func() {
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name := usernameInput.String()
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if name != "" {
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c.Session().Set("username", name)
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c.Session().Set("flash", "Welcome, "+name+"!")
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c.Session().RenewToken()
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}
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c.Sync()
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})
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logout := c.Action(func() {
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c.Session().Set("flash", "Goodbye!")
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c.Session().Delete("username")
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c.Sync()
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})
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c.View(func() h.H {
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var flashMsg h.H
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if flash != "" {
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flashMsg = h.P(h.Text(flash), h.Style("color: green"))
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}
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if username == "" {
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return h.Div(
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flashMsg,
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h.H1(h.Text("Login")),
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h.Input(h.Type("text"), h.Placeholder("Username"), usernameInput.Bind()),
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h.Button(h.Text("Login"), login.OnClick()),
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)
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}
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return h.Div(
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flashMsg,
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h.H1(h.Textf("Hello, %s!", username)),
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h.P(h.Text("Your session persists across page refreshes.")),
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h.Button(h.Text("Logout"), logout.OnClick()),
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)
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})
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})
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v.Start()
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}
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