From 628da1f171388976851d8cef0ab3fdbc32b57f32 Mon Sep 17 00:00:00 2001
From: Flatlogic Bot <support@flatlogic.com>
Date: Sun, 22 Mar 2026 05:12:30 +0000
Subject: [PATCH] Autosave: 20260322-051230

---
 admin.php        | 19 +++++++++++++++++--
 ajax_handler.php | 11 +++++++++++
 support.php      |  7 ++++---
 3 files changed, 32 insertions(+), 5 deletions(-)

diff --git a/admin.php b/admin.php
index b8d7f79..8ef66c5 100644
--- a/admin.php
+++ b/admin.php
@@ -506,7 +506,8 @@ $stats = [
                         </div>
                     </div>
                     <div class="card-footer bg-white p-3 border-top">
-                        <form id="adminChatForm" onsubmit="event.preventDefault(); sendMessage();" class="input-group">
+<input type="file" id="adminImageInput" style="display:none" accept="image/*">
+                        <button type="button" class="btn btn-outline-secondary border-end-0" onclick="document.getElementById('adminImageInput').click()"><i class="fas fa-image"></i></button> <form id="adminChatForm" onsubmit="event.preventDefault(); sendMessage();" class="input-group">
                             <input type="text" id="adminMsgInput" class="form-control border-end-0" placeholder="输入回复内容..." autocomplete="off">
                             <button type="submit" class="btn btn-primary px-4 border-start-0"><i class="fas fa-paper-plane"></i></button>
                         </form>
@@ -563,6 +564,20 @@ $stats = [
                 loadMessages();
                 loadChatUsers();
                 document.getElementById('adminMsgInput').focus();
+document.getElementById("adminImageInput").addEventListener("change", async (e) => {
+const file = e.target.files[0];
+if (!file) return;
+const formData = new FormData();
+formData.append("image", file);
+const res = await fetch("ajax_handler.php?action=upload_image", { method: "POST", body: formData });
+const data = await res.json();
+if (data.code === 0) {
+const msgData = new FormData();
+msgData.append("message", data.url);
+msgData.append("user_id", currentChatUser);
+await fetch("ajax_handler.php?action=send_message", { method: "POST", body: msgData });
+}
+});
             }
 
             async function loadMessages() {
@@ -591,7 +606,7 @@ $stats = [
 
             function appendMessageToUI(m) {
                 const content = document.getElementById('chatContent');
-                const isMe = m.sender === 'admin';
+                const isMe = m.sender === "admin";
                 const div = document.createElement('div');
                 div.className = `message-row ${isMe ? 'me' : 'them'}`;
                 
diff --git a/ajax_handler.php b/ajax_handler.php
index 85d86a3..a1b6342 100644
--- a/ajax_handler.php
+++ b/ajax_handler.php
@@ -133,6 +133,17 @@ try {
             echo json_encode(['code' => 0, 'status' => 'pending']);
             break;
 
+case "upload_image":
+$file = $_FILES["image"] ?? null;
+if ($file) {
+$ext = pathinfo($file["name"], PATHINFO_EXTENSION);
+$name = "uploads/" . bin2hex(random_bytes(8)) . "." . $ext;
+move_uploaded_file($file["tmp_name"], __DIR__ . "/" . $name);
+echo json_encode(["code" => 0, "url" => $name]);
+} else {
+echo json_encode(["code" => 400, "msg" => "上传失败"]);
+}
+break;
         case 'send_message':
             $message = trim($_POST['message'] ?? '');
             $target_user_id = $_POST['user_id'] ?? $_SESSION['user_id'];
diff --git a/support.php b/support.php
index 323bf09..8be74fc 100644
--- a/support.php
+++ b/support.php
@@ -204,7 +204,8 @@ $user = $stmt->fetch();
             <!-- Messages loaded via JS -->
         </div>
         <div class="chat-footer">
-            <form id="chatForm" class="d-flex gap-2">
+<input type="file" id="imageInput" style="display:none" accept="image/*">
+            <button type="button" class="btn btn-outline-secondary" onclick="document.getElementById('imageInput').click()"><i class="fas fa-image"></i></button> <form id="chatForm" class="d-flex gap-2">
                 <input type="text" id="msgInput" class="form-control" placeholder="输入您的问题..." required autocomplete="off">
                 <button type="submit" class="btn btn-send"><i class="fas fa-paper-plane"></i></button>
             </form>
@@ -253,9 +254,9 @@ $user = $stmt->fetch();
 
     function appendMessage(msg) {
         const row = document.createElement('div');
-        row.className = `message-row ${msg.sender === 'user' ? 'me' : 'them'}`;
+        row.className = `message-row ${msg.sender === "user" ? "me" : "them"}`;
         
-        const time = new Date(msg.created_at).toLocaleTimeString([], {hour: '2-digit', minute:'2-digit'});
+        const time = new Date(msg.created_at.replace(" ", "T")).toLocaleTimeString([], {hour: '2-digit', minute:'2-digit'});
         
         row.innerHTML = `
             <div class="message-bubble">