modify

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

@@ -0,0 +1,174 @@
+DBAttachment = {} -- 附件相关
+local db = {}
+
+local dbUploadStatus = {}
+local isUploading = {}
+local isDownoading = {}
+local downloadCallback = {}
+local downloadDir = Utl.chgToSDCard(Path.Combine(Application.persistentDataPath, CLPathCfg.self.basePath, "download"))
+local _TimeOutSec = 6 * 60 * 60 * 1000
+local invokeSec = 60
+
+function DBAttachment.init()
+    InvokeEx.cancelInvoke(DBAttachment.releaseTimeout)
+    InvokeEx.invoke(DBAttachment.releaseTimeout, invokeSec)
+end
+
+function DBAttachment.clean()
+    InvokeEx.cancelInvoke(DBAttachment.releaseTimeout)
+    for k, v in ipairs(db) do
+        GameObject.DestroyImmediate(v)
+    end
+    db = {}
+
+    ---@param v UnityEngine.UnityWebRequest
+    for k, www in pairs(dbUploadStatus) do
+        if www then
+            www.Dispose()
+            www = nil
+        end
+    end
+    dbUploadStatus = {}
+end
+
+function DBAttachment.releaseTimeout()
+    for k, v in ipairs(db) do
+        if DateEx.nowMS - v.lastUseTime > 3000000 then
+            GameObject.DestroyImmediate(v.texture)
+            db[k] = nil
+        end
+    end
+
+    -- 删掉超时的文件
+    local files = FileEx.GetFiles(downloadDir)
+    local count = files.Length
+    for i = 0, count - 1 do
+        ---@type System.IO.FileInfo
+        local fi = FileInfo(files[i])
+        if fi then
+            local diff = (DateTime.Now:ToFileTime() - fi.LastAccessTime:ToFileTime()) / 10000
+            if diff > _TimeOutSec then
+                FileEx.Delete(files[i])
+            end
+        end
+    end
+
+    InvokeEx.invoke(DBAttachment.releaseTimeout, invokeSec)
+end
+
+---@return UnityEngine.UnityWebRequest
+function DBAttachment.getByUrl(url, callback, orgs)
+    local tt = db[url]
+    if tt then
+        tt.lastUseTime = DateEx.nowMS
+        db[url] = tt
+        Utl.doCallback(callback, tt.texture, orgs)
+        return nil
+    end
+
+    local request =
+        WWWEx.get(
+        url,
+        nil,
+        CLAssetType.texture,
+        function(content)
+            db[url] = {texture = content, lastUseTime = DateEx.nowMS}
+            Utl.doCallback(callback, content, orgs)
+        end,
+        nil,
+        orgs,
+        true,
+        1
+    )
+    return request
+end
+
+function DBAttachment.upload(path, uploadPath, finishCallback)
+    local key = joinStr(path, "_", uploadPath)
+    if (not dbUploadStatus[key]) and (not isUploading[key]) then
+        local www =
+            NetProto.uploadFile(
+            path,
+            uploadPath,
+            function(result, orgs)
+                isUploading[key] = nil
+                if result then
+                    dbUploadStatus[key] = result
+                end
+                Utl.doCallback(finishCallback, result)
+            end
+        )
+        isUploading[key] = www
+        return www
+    else
+        if dbUploadStatus[key] then
+            Utl.doCallback(finishCallback, dbUploadStatus[key])
+        else
+            printe("进到这里来了，有问题！！！！！！！")
+        end
+    end
+end
+
+function DBAttachment.cancelUpload(path, uploadPath)
+    local key = joinStr(path, "_", uploadPath)
+    local www = isUploading[key]
+    if www then
+        www.Dispose()
+        www = nil
+        dbUploadStatus[key] = nil
+        isUploading[key] = nil
+    end
+end
+
+function DBAttachment.hadDownloaded(name)
+    local localPath = Path.Combine(downloadDir, name)
+    if File.Exists(localPath) then
+        return true, localPath
+    end
+    return false, localPath
+end
+
+function DBAttachment.download(name, url, callback)
+    downloadCallback[name] = callback
+    if isDownoading[name] then
+        return isDownoading[name]
+    end
+    local localPath = Path.Combine(downloadDir, name)
+    local _url = url
+    if File.Exists(localPath) then
+        _url = Path.Combine("file://", localPath)
+    end
+    local www =
+        WWWEx.get(
+        _url,
+        nil,
+        CLAssetType.bytes,
+        function(content, orgs)
+            isDownoading[name] = nil
+            if content then
+                local bytes = content
+                Directory.CreateDirectory(Path.GetDirectoryName(localPath))
+                File.WriteAllBytes(localPath, bytes)
+                Utl.doCallback(downloadCallback[name], content, localPath)
+                downloadCallback[name] = nil
+            else
+                MyUtl.toastW("下载附件为空")
+                Utl.doCallback(downloadCallback[name], content, nil)
+                downloadCallback[name] = nil
+            end
+        end,
+        function()
+            isDownoading[name] = nil
+            MyUtl.toastW("下载附件失败")
+            Utl.doCallback(downloadCallback[name], nil, nil)
+            downloadCallback[name] = nil
+        end,
+        nil,
+        true,
+        2
+    )
+    isDownoading[name] = www
+    return www
+end
+
+return DBAttachment