Merge pull request 'feat(ui): hide current-host sign-in row in profile' (#179) from feature/hide-current-host-signin-row into development

docs/FUNCTIONAL.md

@@ -109,7 +109,9 @@ two accounts share a game still in progress.
 
 The profile lists the account's **sign-in methods**. On the web a player can add
 Telegram (a login-widget popup) or VK (VK ID web login — a redirect to VK's sign-in and
-back); inside a Mini App the host platform is already linked. Linking a provider that
+back); inside a Mini App the host platform is already linked, and its own sign-in-method
+row is hidden — the platform the player is currently signed in through cannot be unlinked
+from there, only the other provider's row is shown. Linking a provider that
 already belongs to another account offers the same irreversible **merge** as email
 linking. A linked provider can be **unlinked** — except the last
 remaining sign-in method, which is refused so the account stays reachable. **Email is

docs/FUNCTIONAL_ru.md

@@ -113,7 +113,9 @@ Telegram держит **единого бота**: все игроки поль
 
 В профиле перечислены **способы входа** аккаунта. В вебе игрок может добавить
 Telegram (попап логин-виджета) или VK (веб-вход VK ID — редирект на страницу входа VK и
-обратно); внутри Mini App платформа-хозяин уже привязана. Привязка провайдера, уже
+обратно); внутри Mini App платформа-хозяин уже привязана, и её собственная плашка способа
+входа скрыта — платформу, через которую игрок сейчас вошёл, отсюда отвязать нельзя,
+показывается только плашка другого провайдера. Привязка провайдера, уже
 принадлежащего другому аккаунту, предлагает то же необратимое **слияние**, что и привязка
 email. Привязанного провайдера можно **отвязать** — кроме последнего
 оставшегося способа входа: он не отвязывается, чтобы аккаунт оставался достижимым.

ui/src/screens/Profile.svelte

@@ -13,7 +13,8 @@
   import { GatewayError } from '../lib/client';
   import { connection } from '../lib/connection.svelte';
   import { gateway } from '../lib/gateway';
-  import { loginWidgetAvailable, requestTelegramLogin } from '../lib/telegram';
+  import { insideTelegram, loginWidgetAvailable, requestTelegramLogin } from '../lib/telegram';
+  import { insideVK } from '../lib/vk';
   import { startVKLink, vkWebLinkAvailable } from '../lib/vkid';
   import { t } from '../lib/i18n/index.svelte';
   import {
@@ -58,6 +59,11 @@
   let deletePhrase = $state('');
   const telegramLinkable = loginWidgetAvailable();
   const vkLinkable = vkWebLinkAvailable();
+  // Inside a host Mini App the current platform's own identity must not be managed from the
+  // profile — unlinking the very platform you are signed in through is meaningless — so that
+  // provider's linked-account row is hidden here (the web / native builds still show both).
+  const hostTelegram = insideTelegram();
+  const hostVK = insideVK();
 
   function defaultTz(): string {
     const b = browserOffset();
@@ -392,8 +398,10 @@
     <!-- Sign-in methods: bind/change an email and link/unlink providers. A returning email
          (add) triggers the merge dialog below. On the web an account can add Telegram via the
          login widget or VK via VK ID web login (a full-page redirect); inside a Mini App the
-         host provider is already linked. Email is never unlinked — it is changed. Unlink is
+         host provider is already linked, so its own row is hidden — the platform you are signed
-         offered only when another identity remains (the backend also refuses the last one). -->
+         in through cannot be unlinked from here (the other provider's row still shows). Email is
+         never unlinked — it is changed. Unlink is offered only when another identity remains
+         (the backend also refuses the last one). -->
     <section class="accounts">
       <h3>{t('profile.accountsTitle')}</h3>
 
@@ -440,7 +448,7 @@
         </div>
       {/if}
 
-      {#if p.telegramLinked}
+      {#if p.telegramLinked && !hostTelegram}
         <div class="acctrow">
           <span class="prov"><img src="telegram-logo.svg" alt="" width="18" height="18" />Telegram</span>
           {#if canUnlink}
@@ -453,7 +461,7 @@
         </button>
       {/if}
 
-      {#if p.vkLinked}
+      {#if p.vkLinked && !hostVK}
         <div class="acctrow">
           <span class="prov"><img src="vk-logo.svg" alt="" width="18" height="18" />VK</span>
           {#if canUnlink}