's'

app/volunteer/page.tsx

@@ -5,12 +5,7 @@ import Link from "next/link";
 import ThemeToggle from "../components/ThemeToggle";
 
 const ageRangeOptions = ["18-22", "23-27", "28-32", "33-37", "38+"];
-
-function getDisplayCount(text?: string, value?: number | string, suffix = ""): string | null {
-  if (typeof text === "string" && text.trim()) return `${text}${suffix}`;
-  if (typeof value === "number" || typeof value === "string") return `${value}${suffix}`;
-  return null;
-}
+const WECHAT_REGEX = /^[a-zA-Z0-9_-]*$/;
 
 export default function VolunteerPage() {
   const [xiaohongshuUrl, setXiaohongshuUrl] = useState("");
@@ -92,6 +87,10 @@ export default function VolunteerPage() {
       setError("请填写微信号");
       return;
     }
+    if (!WECHAT_REGEX.test(wechat)) {
+      setError("微信号仅允许英文字母、数字、下划线和连字符");
+      return;
+    }
     if (!gender) {
       setError("请选择性别");
       return;
@@ -107,15 +106,7 @@ export default function VolunteerPage() {
     setSubmitting(true);
     try {
       const genderLabel = gender === "女" ? "女" : gender === "男" ? "男" : "无";
-      const postCountLabel = getDisplayCount(profile?.postCountText, profile?.postCount) ?? "0";
       const submitXiaohongshuUrl = profile?.resolvedUrl || xiaohongshuUrl.trim() || "";
-      const submitReasonParts = [
-        `[志愿者]`,
-        `职业:${profession.trim()}`,
-        `性别:${genderLabel}`,
-        `年龄:${ageRange}`,
-        profile && `发帖:${postCountLabel}`,
-      ].filter(Boolean);
 
       const res = await fetch("/api/join", {
         method: "POST",
@@ -128,7 +119,7 @@ export default function VolunteerPage() {
           xiaohongshu_url: submitXiaohongshuUrl,
           xiaohongshu_avatar_url: profile?.avatarUrl || "",
           gender: genderLabel,
-          intro: submitReasonParts.join(" | "),
+          intro: "",
           age_range: ageRange,
           city: "深圳",
           session: "volunteer",
@@ -227,7 +218,7 @@ export default function VolunteerPage() {
                 {urlError && !validating && <p className="mt-1.5 text-xs text-red-600 dark:text-red-400">⚠️ {urlError}</p>}
                 {profile && !urlError && (
                   <p className="mt-1.5 text-xs text-emerald-600 dark:text-emerald-400">
-                    ✅ 已获取：{profile.nickname}
+                    已验证
                   </p>
                 )}
               </div>
@@ -256,7 +247,7 @@ export default function VolunteerPage() {
                   maxLength={140}
                   placeholder="用于联系"
                   value={wechat}
-                  onChange={(e) => setWechat(e.target.value)}
+                  onChange={(e) => setWechat(e.target.value.replace(/[^a-zA-Z0-9_-]/g, ""))}
                   required
                   className="form-input"
                 />