From df87aa16d3c2f8f75c43478444dcf40a9e0e3cdd Mon Sep 17 00:00:00 2001
From: biss <bishsh2006@outlook.com>
Date: Sat, 12 Sep 2026 10:11:11 +0800
Subject: [PATCH] =?UTF-8?q?=E9=AA=8C=E8=AF=81=E7=A0=81=E6=9B=B4=E6=96=B0?=
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---
 src/Jiaowu.Api/Controllers/AuthController.cs         | 2 +-
 tests/Jiaowu.Api.Tests/CaptchaKitIntegrationTests.cs | 2 +-
 web/src/components/LoginCaptcha.vue                  | 6 ++++--
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/Jiaowu.Api/Controllers/AuthController.cs b/src/Jiaowu.Api/Controllers/AuthController.cs
index 189e420..c17d1f4 100644
--- a/src/Jiaowu.Api/Controllers/AuthController.cs
+++ b/src/Jiaowu.Api/Controllers/AuthController.cs
@@ -335,7 +335,7 @@ public sealed record LoginRequest(
     [Required, MaxLength(100)] string UserName,
     [Required, MaxLength(100)] string Password,
     [Required, MinLength(16), MaxLength(64)] string CaptchaId,
-    [Required, MinLength(3), MaxLength(16)] string CaptchaCode,
+    [Required, MinLength(1), MaxLength(16)] string CaptchaCode,
     bool IsNativeApp = false);
 
 public sealed record LoginCaptchaResponse(
diff --git a/tests/Jiaowu.Api.Tests/CaptchaKitIntegrationTests.cs b/tests/Jiaowu.Api.Tests/CaptchaKitIntegrationTests.cs
index ec1ec32..a4abe92 100644
--- a/tests/Jiaowu.Api.Tests/CaptchaKitIntegrationTests.cs
+++ b/tests/Jiaowu.Api.Tests/CaptchaKitIntegrationTests.cs
@@ -50,7 +50,7 @@ public sealed class CaptchaKitIntegrationTests
 
         Assert.Contains(CaptchaChallengeType.TextImage, types);
         Assert.Contains(CaptchaChallengeType.Selection, types);
-        Assert.Contains(CaptchaChallengeType.OneClick, types);
+        Assert.Contains(CaptchaChallengeType.MathImage, types);
     }
 
     private sealed class KnownGenerator : ICaptchaGenerator
diff --git a/web/src/components/LoginCaptcha.vue b/web/src/components/LoginCaptcha.vue
index 0fdf822..0246871 100644
--- a/web/src/components/LoginCaptcha.vue
+++ b/web/src/components/LoginCaptcha.vue
@@ -9,7 +9,7 @@ interface CaptchaChoice {
 
 interface CaptchaChallenge {
   captchaId: string
-  type: 'TextImage' | 'Selection' | 'OneClick'
+  type: 'TextImage' | 'MathImage' | 'Selection' | 'OneClick'
   prompt?: string
   choices?: CaptchaChoice[]
   imageData?: string
@@ -46,12 +46,13 @@ defineExpose({ refresh })
       <button type="button" :disabled="loading" @click="refresh">换一张</button>
     </div>
     <div v-loading="loading" class="captcha-input">
-      <template v-if="captcha?.type === 'TextImage'">
+      <template v-if="captcha?.type === 'TextImage' || captcha?.type === 'MathImage'">
         <img v-if="captcha.imageData" :src="captcha.imageData" alt="验证码图片，点击可更换" @click="refresh" />
         <el-input v-model="code" maxlength="8" autocomplete="off" placeholder="输入图中字符" />
       </template>
       <div v-else-if="captcha" class="captcha-question">
         <p>{{ captcha.prompt }}</p>
+        <img v-if="captcha.imageData" :src="captcha.imageData" alt="验证码图片，点击可更换" @click="refresh" />
         <div v-if="captcha.type === 'Selection'" class="captcha-choices" role="group" aria-label="验证码选项">
           <el-button
             v-for="choice in captcha.choices ?? []"
@@ -78,6 +79,7 @@ defineExpose({ refresh })
 .captcha-input img { width: 150px; height: 50px; object-fit: contain; border: 1px solid #d7e2ed; border-radius: 6px; cursor: pointer; background: #f7fafc; }
 .captcha-question { grid-column: 1 / -1; display: grid; gap: 8px; padding: 10px 12px; border: 1px solid #d7e2ed; border-radius: 6px; background: #f7fafc; }
 .captcha-question p { margin: 0; color: #233b54; font-size: 14px; }
+.captcha-question img { width: min(100%, 220px); height: 54px; object-fit: contain; border: 1px solid #d7e2ed; border-radius: 6px; cursor: pointer; background: #fff; }
 .captcha-choices { display: flex; flex-wrap: wrap; gap: 8px; }
 @media (max-width: 420px) { .captcha-input { grid-template-columns: 130px minmax(0, 1fr); } .captcha-input img { width: 130px; } }
 </style>