修复下载功能

app/index/view/program/detail.php

@@ -203,6 +203,11 @@
         margin: 30px 0;
     }
 
+    .program-navigation a{
+        color: #333;
+        text-decoration: none;
+    }
+
     .prev-program,
     .next-program {
         max-width: 45%;
@@ -464,22 +469,11 @@
                 })
                 .then(response => response.json())
                 .then(data => {
-                    if (data.code === 1) {
-                        const downloadsElement = document.getElementById('programDownloads');
-                        let downloads = parseInt(downloadsElement.textContent);
-                        downloadsElement.textContent = downloads + 1;
-                        
-                        // 获取当前域名
-                        const domain = window.location.origin;
-                        // 拼接完整的下载地址
-                        if (data.data && data.data.fileurl) {
-                            const downloadUrl = domain + data.data.fileurl;
-                            window.location.href = downloadUrl;
-                        } else {
-                            alert('下载地址不存在');
-                        }
+                    if (data.code === 1 && data.data && data.data.fileurl) {
+                        const downloadUrl = window.location.origin + data.data.fileurl;
+                        window.location.href = downloadUrl;
                     } else {
-                        alert('下载失败：' + data.msg);
+                        alert('下载地址不存在');
                     }
                 })
                 .catch(error => {