修改注册功能问题

public/js/captcha-pages.js

@@ -70,6 +70,7 @@
     // requestData 是 TAC 拖动完成后的轨迹数据；context 保存本次挑战的接口字段。
     var settings = context || {};
     var source = requestData || {};
+    var track = normalizeVerifyTrack(source.data || {});
 
     return {
       tenantId: settings.tenantId || api.tenantId,
@@ -80,12 +81,35 @@
       providerCode: settings.providerCode || 'tianai',
       captchaType: settings.captchaType || 'SLIDER',
       payload: {
-        id: source.id,
-        data: source.data || {}
+        track: track
       }
     };
   }
 
+  function normalizeVerifyTrack(data) {
+    // 后端 /captcha/verify 要求轨迹统一放在 payload.track，并显式携带 left/top。
+    var track = Object.assign({}, data || {});
+    var trackList = Array.isArray(track.trackList) ? track.trackList : [];
+    var first = trackList[0] || {};
+    var last = trackList[trackList.length - 1] || {};
+
+    if (typeof track.left === 'undefined') {
+      track.left = toNumber(last.x) - toNumber(first.x);
+    }
+
+    if (typeof track.top === 'undefined') {
+      track.top = toNumber(last.y) - toNumber(first.y);
+    }
+
+    return track;
+  }
+
+  function toNumber(value) {
+    var numberValue = Number(value);
+
+    return Number.isFinite(numberValue) ? numberValue : 0;
+  }
+
   function normalizeVerifyResponse(response) {
     // TAC 只看 code 是否为 200；接口通过 passed 表示业务验证结果。
     var payload = response || {};
@@ -299,6 +323,7 @@
     buildChallengeBody: buildChallengeBody,
     adaptChallengeResponse: adaptChallengeResponse,
     buildVerifyBody: buildVerifyBody,
+    normalizeVerifyTrack: normalizeVerifyTrack,
     createCaptchaLayer: createCaptchaLayer,
     closeCaptchaLayer: closeCaptchaLayer,
     extractValidToken: extractValidToken,