fix: redirect OAuth login in current page

web/src/helpers/api.js

@@ -36,6 +36,20 @@ export let API = axios.create({
   },
 });
 
+
+function redirectToOAuthUrl(url, options = {}) {
+  const { openInNewTab = false } = options;
+  const targetUrl = typeof url === 'string' ? url : url.toString();
+
+  if (openInNewTab) {
+    window.open(targetUrl, '_blank');
+    return;
+  }
+
+  window.location.assign(targetUrl);
+}
+
+
 function patchAPIInstance(instance) {
   const originalGet = instance.get.bind(instance);
   const inFlightGetRequests = new Map();
@@ -249,7 +263,7 @@ export async function onDiscordOAuthClicked(client_id, options = {}) {
   const redirect_uri = `${window.location.origin}/oauth/discord`;
   const response_type = 'code';
   const scope = 'identify+openid';
-  window.open(
+  redirectToOAuthUrl(
     `https://discord.com/oauth2/authorize?client_id=${client_id}&redirect_uri=${redirect_uri}&response_type=${response_type}&scope=${scope}&state=${state}`,
   );
 }
@@ -268,17 +282,13 @@ export async function onOIDCClicked(
   url.searchParams.set('response_type', 'code');
   url.searchParams.set('scope', 'openid profile email');
   url.searchParams.set('state', state);
-  if (openInNewTab) {
-    window.open(url.toString(), '_blank');
-  } else {
-    window.location.href = url.toString();
-  }
+  redirectToOAuthUrl(url, { openInNewTab });
 }
 
 export async function onGitHubOAuthClicked(github_client_id, options = {}) {
   const state = await prepareOAuthState(options);
   if (!state) return;
-  window.open(
+  redirectToOAuthUrl(
     `https://github.com/login/oauth/authorize?client_id=${github_client_id}&state=${state}&scope=user:email`,
   );
 }
@@ -289,7 +299,7 @@ export async function onLinuxDOOAuthClicked(
 ) {
   const state = await prepareOAuthState(options);
   if (!state) return;
-  window.open(
+  redirectToOAuthUrl(
     `https://connect.linux.do/oauth2/authorize?response_type=code&client_id=${linuxdo_client_id}&state=${state}`,
   );
 }
@@ -307,29 +317,39 @@ export async function onLinuxDOOAuthClicked(
 export async function onCustomOAuthClicked(provider, options = {}) {
   const state = await prepareOAuthState(options);
   if (!state) return;
-  
+
   try {
     const redirect_uri = `${window.location.origin}/oauth/${provider.slug}`;
-    
+
     // Check if authorization_endpoint is a full URL or relative path
     let authUrl;
-    if (provider.authorization_endpoint.startsWith('http://') || 
-        provider.authorization_endpoint.startsWith('https://')) {
+    if (
+      provider.authorization_endpoint.startsWith('http://') ||
+      provider.authorization_endpoint.startsWith('https://')
+    ) {
       authUrl = new URL(provider.authorization_endpoint);
     } else {
       // Relative path - this is a configuration error, show error message
-      console.error('Custom OAuth authorization_endpoint must be a full URL:', provider.authorization_endpoint);
-      showError('OAuth 配置错误：授权端点必须是完整的 URL（以 http:// 或 https:// 开头）');
+      console.error(
+        'Custom OAuth authorization_endpoint must be a full URL:',
+        provider.authorization_endpoint,
+      );
+      showError(
+        'OAuth 配置错误：授权端点必须是完整的 URL（以 http:// 或 https:// 开头）',
+      );
       return;
     }
-    
+
     authUrl.searchParams.set('client_id', provider.client_id);
     authUrl.searchParams.set('redirect_uri', redirect_uri);
     authUrl.searchParams.set('response_type', 'code');
-    authUrl.searchParams.set('scope', provider.scopes || 'openid profile email');
+    authUrl.searchParams.set(
+      'scope',
+      provider.scopes || 'openid profile email',
+    );
     authUrl.searchParams.set('state', state);
-    
-    window.open(authUrl.toString());
+
+    redirectToOAuthUrl(authUrl);
   } catch (error) {
     console.error('Failed to initiate custom OAuth:', error);
     showError('OAuth 登录失败：' + (error.message || '未知错误'));