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Bare-bones dynamic html using fetch in body
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <style> | |
| .unauthorized-display-none { display: none } | |
| .authorized-display-none { display: none } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="unauthorized-display-none"> | |
| <span><a href="/login">Войти</a></span> | |
| <span><a href="/register">Зарегистрироваться</a></span> | |
| </div> | |
| <div class="authorized-display-none"> | |
| <span id="user-login"></span> | |
| <span><a href="/logout">Выйти</a></span> <!-- Тут надо кнопку с фетчем POST! --> | |
| </div> | |
| <!-- Other elements --> | |
| <p class="authorized-display-none"><a href="/app">Контент для авторизованных</a> в полной версии.</p> | |
| <script> | |
| async function fetchProcessUserData() { | |
| const resp = await fetch("/user-data", { method: "GET" }) | |
| authorized = false | |
| if (resp.ok) { | |
| const data = await resp.json() | |
| if (data) { | |
| const { login, created } = data | |
| const elem = document.getElementById("user-login") | |
| elem.textContent = login | |
| authorized = true | |
| } | |
| } | |
| const tag = authorized ? "authorized-display-none" : "unauthorized-display-none" | |
| const elements = document.getElementsByClassName(tag) | |
| for (let i = elements.length - 1; i >= 0; i--) elements[i].classList.toggle(tag) | |
| } | |
| fetchProcessUserData() | |
| </script> | |
| </body> | |
| </html> |
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