mm

Assets/trCRM/upgradeRes4Dev/priority/lua/db/DBUser.lua

@@ -8,6 +8,8 @@ local db = {}
 local icons = {}
 local poplist = {}
 local rolePermission = {}
+local getIconCallback = {}
+local isDownLoading = {}
 
 DBUser.FilterGroup = {
     user = "user",
@@ -112,21 +114,38 @@ function DBUser.getIcon(loginNo, callback)
         Utl.doCallback(callback, icons[user.imageUrl])
         return
     end
+
+    local callbacks = getIconCallback[user.imageUrl] or {}
+    callbacks[callback] = callback
+    getIconCallback[user.imageUrl] = callbacks
+
+    if isDownLoading[user.imageUrl] then
+        return
+    end
+    isDownLoading[user.imageUrl] = true
     WWWEx.get(
         user.imageUrl,
         nil,
         CLAssetType.texture,
         function(content, orgs)
-            content.name = user.imageUrl
-            icons[user.imageUrl] = content
-            Utl.doCallback(callback, content)
+            isDownLoading[user.imageUrl] = nil
+            if content then
+                content.name = user.imageUrl
+                icons[user.imageUrl] = content
+            end
+            local callbacks = getIconCallback[user.imageUrl]
+            for k, callback in pairs(callbacks) do
+                Utl.doCallback(callback, content)
+            end
+            getIconCallback[user.imageUrl] = {}
         end,
         function()
+            isDownLoading[user.imageUrl] = nil
             printe("取得头像失败")
         end,
         nil,
         true,
-        2
+        1
     )
 end