public static void Refresh(BaseChannel <IRfid> channel,
List <OneTag> list,
delegate_notifyChanged notifyChanged,
delegate_setError setError)
{
setError?.Invoke("rfid", null);
List <TagAndData> new_books = new List <TagAndData>();
List <TagAndData> new_patrons = new List <TagAndData>();
List <TagAndData> error_books = new List <TagAndData>();
List <TagAndData> error_patrons = new List <TagAndData>();
// 从当前列表中发现已有的图书。用于交叉运算
List <TagAndData> found_books = new List <TagAndData>();
// 从当前列表中发现已有的读者。用于交叉运算
List <TagAndData> found_patrons = new List <TagAndData>();
foreach (OneTag tag in list)
{
// 检查以前的列表中是否已经有了
var book = FindBookTag(tag.UID);
if (book != null)
{
found_books.Add(book);
if (string.IsNullOrEmpty(book.Error) == false)
{
error_books.Add(book);
}
continue;
}
var patron = FindPatronTag(tag.UID);
if (patron != null)
{
found_patrons.Add(patron);
if (string.IsNullOrEmpty(patron.Error) == false)
{
error_patrons.Add(patron);
}
continue;
}
// ISO14443A 的一律当作读者证卡
if (tag.Protocol == InventoryInfo.ISO14443A)
{
patron = new TagAndData {
OneTag = tag, Type = "patron"
};
new_patrons.Add(patron);
}
else
{
// 根据缓存的 typeOfUsage 来判断
string typeOfUsage = (string)_typeTable[tag.UID];
if (typeOfUsage != null && typeOfUsage.StartsWith("8"))
{
patron = new TagAndData {
OneTag = tag, Type = "patron"
};
new_patrons.Add(patron);
found_books.Remove(patron);
}
else
{
// ISO15693 的则先添加到 _books 中。等类型判断完成，有可能还要调整到 _patrons 中
book = new TagAndData {
OneTag = tag
};
new_books.Add(book);
}
}
}
List <TagAndData> remove_books = new List <TagAndData>();
List <TagAndData> remove_patrons = new List <TagAndData>();
// 交叉运算
foreach (TagAndData book in _books)
{
if (found_books.IndexOf(book) == -1)
{
remove_books.Add(book);
}
}
foreach (TagAndData patron in _patrons)
{
if (found_patrons.IndexOf(patron) == -1)
{
remove_patrons.Add(patron);
}
}
bool array_changed = false;
// 兑现添加
lock (_sync_books)
{
foreach (TagAndData book in new_books)
{
if (_books.IndexOf(book) == -1)
{
_books.Add(book);
array_changed = true;
}
}
// 兑现删除
foreach (TagAndData book in remove_books)
{
_books.Remove(book);
array_changed = true;
}
}
lock (_sync_patrons)
{
foreach (TagAndData patron in new_patrons)
{
if (_patrons.IndexOf(patron) == -1)
{
_patrons.Add(patron);
array_changed = true;
}
}
foreach (TagAndData patron in remove_patrons)
{
_patrons.Remove(patron);
array_changed = true;
}
}
// 通知一次变化
if (array_changed ||
new_books.Count > 0 || remove_books.Count > 0 ||
new_patrons.Count > 0 || remove_patrons.Count > 0) // 2019/8/15 优化
{
notifyChanged(new_books, null, remove_books,
new_patrons, null, remove_patrons);
}
// 需要获得 Tag 详细信息的。注意还应当包含以前出错的 Tag
//List<TagAndData> news = new_books;
// news.AddRange(error_books);
List <TagAndData> news = new List <TagAndData>();
news.AddRange(_books);
news.AddRange(new_patrons);
new_books = new List <TagAndData>();
remove_books = new List <TagAndData>();
new_patrons = new List <TagAndData>();
remove_patrons = new List <TagAndData>();
// .TagInfo 是否发生过填充
bool taginfo_changed = false;
{
List <TagAndData> update_books = new List <TagAndData>();
List <TagAndData> update_patrons = new List <TagAndData>();
// 逐个获得新发现的 ISO15693 标签的详细数据，用于判断图书/读者类型
foreach (TagAndData data in news)
{
OneTag tag = data.OneTag;
if (tag == null)
{
continue;
}
if (tag.TagInfo != null && data.Error == null)
{
continue;
}
if (tag.Protocol == InventoryInfo.ISO14443A)
{
continue;
}
{
var gettaginfo_result = GetTagInfo(channel, tag.UID);
if (gettaginfo_result.Value == -1)
{
setError?.Invoke("rfid", gettaginfo_result.ErrorInfo);
// TODO: 是否直接在标签上显示错误文字?
data.Error = gettaginfo_result.ErrorInfo;
if (data.Type == "patron")
{
update_patrons.Add(data);
}
else
{
update_books.Add(data);
}
continue;
}
else
{
if (string.IsNullOrEmpty(data.Error) == false)
{
data.Error = null;
if (data.Type == "patron")
{
update_patrons.Add(data);
}
else
{
update_books.Add(data);
}
}
}
TagInfo info = gettaginfo_result.TagInfo;
// 记下来。避免以后重复再次去获取了
if (tag.TagInfo == null)
{
tag.TagInfo = info;
taginfo_changed = true;
}
// 观察 typeOfUsage 元素
var chip = LogicChip.From(info.Bytes,
(int)info.BlockSize,
"");
string typeOfUsage = chip.FindElement(ElementOID.TypeOfUsage)?.Text;
// 分离 ISO15693 图书标签和读者卡标签
if (string.IsNullOrEmpty(data.Type))
{
if (typeOfUsage != null && typeOfUsage.StartsWith("8"))
{
// 需要调整到 _patrons 中
data.Type = "patron";
// 删除列表? 同时添加列表
remove_books.Add(data);
update_books.Remove(data); // 容错
new_patrons.Add(data);
}
else
{
data.Type = "book";
update_books.Add(data);
update_patrons.Remove(data);
}
// 保存到缓存
if (typeOfUsage != null)
{
if (_typeTable.Count > 1000)
{
_typeTable.Clear();
}
_typeTable[data.OneTag.UID] = typeOfUsage;
}
}
}
} // end of foreach
array_changed = false;
// 再次兑现添加和删除
// 兑现添加
lock (_sync_books)
{
foreach (TagAndData book in new_books)
{
_books.Add(book);
array_changed = true;
}
// 兑现删除
foreach (TagAndData book in remove_books)
{
_books.Remove(book);
array_changed = true;
}
}
lock (_sync_patrons)
{
foreach (TagAndData patron in new_patrons)
{
_patrons.Add(patron);
array_changed = true;
}
foreach (TagAndData patron in remove_patrons)
{
_patrons.Remove(patron);
array_changed = true;
}
}
// 再次通知变化
if (array_changed == true ||
taginfo_changed == true ||
new_books.Count > 0 ||
update_books.Count > 0 ||
remove_books.Count > 0 ||
new_patrons.Count > 0 ||
update_patrons.Count > 0 ||
remove_patrons.Count > 0) // 2019/8/15 优化
{
notifyChanged(new_books, update_books, remove_books,
new_patrons, update_patrons, remove_patrons);
}
}
}
// parameters:
// readerNameList list中包含的内容的读卡器名(列表)。注意 list 中包含的标签，可能并不是全部读卡器的标签。对没有包含在其中的标签，本函数需要注意跳过(维持现状)，不要当作被删除处理
// 异常：
//
public static void Refresh(// BaseChannel<IRfid> channel,
string readerNameList,
List <OneTag> list_param,
// delegate_getTagInfo getTagInfo,
delegate_notifyChanged notifyChanged,
delegate_setError setError)
{
setError?.Invoke("rfid", null);
// 对 list 里面的元素要按照天线号进行过滤
// 注：这样过滤主要是为了防范 shelf.xml 对 M201 这样的没有多天线的配置了多个天线用于多个门，引起这里算法故障(在 Tags 中填充很多重复 UID 的对象)
// 由于 RfidCenter 中 ListTags() 对于 M201 这样的读卡器没有严格过滤天线号，所以会有上述问题
// 若加固了 RfidCenter 以后，这一段过滤代码可以省略，以便提高执行速度
List <OneTag> list = new List <OneTag>();
foreach (OneTag tag in list_param)
{
if (InRange(tag, readerNameList) == false)
{
continue;
}
list.Add(tag);
}
List <TagAndData> new_books = new List <TagAndData>();
List <TagAndData> error_books = new List <TagAndData>();
// 从当前列表中发现已有的图书。用于交叉运算
List <TagAndData> found_books = new List <TagAndData>();
// 即便是发现已经存在 UID 的标签，也要再判断一下 Antenna 是否不同。如果有不同，要进行变化通知
// 从当前列表中发现(除了 UID) 内容有变化的图书。这些图书也会进入 found_books 集合
List <TagAndData> changed_books = new List <TagAndData>();
foreach (OneTag tag in list)
{
// 检查以前的列表中是否已经有了
var book = FindBookTag(tag.UID);
/*
* // 2020/4/19 验证性做法：从一个读卡器变动到另一个读卡器，第一种顺序，瞬间集合里面可能会有相同 UID 的两个对象
* // 用 Test_transfer_test_1() 单元测试
* // 如果找到的对象是属于当前读卡器以外的范围，则当作没有找到处理
* if (book != null && InRange(book.OneTag, readerNameList) == false)
* book = null;
*/
if (book != null)
{
found_books.Add(book);
if (book.OneTag.AntennaID != tag.AntennaID ||
book.OneTag.ReaderName != tag.ReaderName)
{
var onetag = book.OneTag;
// 修改 AntennaID
onetag.AntennaID = tag.AntennaID;
onetag.ReaderName = tag.ReaderName;
if (onetag.TagInfo != null)
{
/*
* // TODO: 这里还有个做法，就是干脆把 .TagInfo 设置为 null。这会导致重新获取 TagInfo(所谓两阶段)
* onetag.TagInfo = null;
* ClearTagTable(onetag.UID);
*/
onetag.TagInfo.AntennaID = tag.AntennaID;
onetag.TagInfo.ReaderName = tag.ReaderName;
// 只清理缓存
// _tagTable.Remove(onetag.UID);
}
changed_books.Add(book);
}
if (string.IsNullOrEmpty(book.Error) == false)
{
error_books.Add(book);
}
continue;
}
// ISO15693 的则先添加到 _books 中。等类型判断完成，有可能还要调整到 _patrons 中
book = new TagAndData {
OneTag = tag
};
new_books.Add(book);
// 2020/4/19
// 对于新加入的标签，只清理缓存。防止以前残留的 cache 信息污染
// _tagTable.Remove(tag.UID);
}
List <TagAndData> remove_books = new List <TagAndData>();
// 交叉运算
// 注意对那些在 readerNameList 以外的标签不要当作 removed 处理
foreach (TagAndData book in _tags)
{
if (InRange(book.OneTag, readerNameList) == false)
{
continue;
}
if (found_books.IndexOf(book) == -1)
{
remove_books.Add(book);
}
}
bool array_changed = false;
// 兑现添加
lock (_sync_tags)
{
foreach (TagAndData book in new_books)
{
if (_tags.IndexOf(book) == -1)
{
_tags.Add(book);
array_changed = true;
}
}
// 兑现删除
foreach (TagAndData book in remove_books)
{
_tags.Remove(book);
array_changed = true;
}
}
// 通知一次变化
if (array_changed ||
changed_books.Count > 0 ||
new_books.Count > 0 || remove_books.Count > 0)
{
notifyChanged?.Invoke(new_books, changed_books, remove_books);
}
#if NO
List <TagAndData> news = new List <TagAndData>();
news.AddRange(_tags);
new_books = new List <TagAndData>();
remove_books = new List <TagAndData>();
// .TagInfo 是否发生过填充
bool taginfo_changed = false;
{
List <TagAndData> update_books = new List <TagAndData>();
// 逐个获得新发现的 ISO15693 标签的详细数据，用于判断图书/读者类型
foreach (TagAndData data in news)
{
OneTag tag = data.OneTag;
if (tag == null)
{
continue;
}
if (tag.TagInfo != null && data.Error == null)
{
continue;
}
if (tag.Protocol == InventoryInfo.ISO14443A)
{
continue;
}
if (getTagInfo != null)
{
// 自动重试一次
GetTagInfoResult gettaginfo_result = null;
for (int i = 0; i < 2; i++)
{
// gettaginfo_result = GetTagInfo(channel, tag.ReaderName, tag.UID, tag.AntennaID);
gettaginfo_result = GetTagInfo(getTagInfo, tag.ReaderName, tag.UID, tag.AntennaID);
if (gettaginfo_result.Value != -1)
{
break;
}
}
if (gettaginfo_result.Value == -1)
{
setError?.Invoke("rfid", gettaginfo_result.ErrorInfo);
// TODO: 是否直接在标签上显示错误文字?
data.Error = gettaginfo_result.ErrorInfo;
update_books.Add(data);
continue;
}
else
{
if (string.IsNullOrEmpty(data.Error) == false)
{
data.Error = null;
update_books.Add(data);
}
}
TagInfo info = gettaginfo_result.TagInfo;
// 记下来。避免以后重复再次去获取了
if (tag.TagInfo == null && info != null)
{
tag.TagInfo = info;
taginfo_changed = true;
{
if (update_books.IndexOf(data) == -1)
{
update_books.Add(data);
}
}
}
}
} // end of foreach
array_changed = false;
// 再次兑现添加和删除
// 兑现添加
lock (_sync_tags)
{
foreach (TagAndData book in new_books)
{
_tags.Add(book);
array_changed = true;
}
// 兑现删除
foreach (TagAndData book in remove_books)
{
_tags.Remove(book);
array_changed = true;
}
}
// 再次通知变化
if (array_changed == true ||
taginfo_changed == true ||
new_books.Count > 0 ||
update_books.Count > 0 ||
remove_books.Count > 0)
{
notifyChanged?.Invoke(new_books, update_books, remove_books);
}
}
#endif
}
// (中间版本)
// parameters:
// readerNameList list中包含的内容的读卡器名(列表)。注意 list 中包含的标签，可能并不是全部读卡器的标签。对没有包含在其中的标签，本函数需要注意跳过(维持现状)，不要当作被删除处理
// 异常：
// 可能抛出 TagInfoException
public static void Refresh(BaseChannel <IRfid> channel,
string readerNameList,
List <OneTag> list,
delegate_notifyChanged notifyChanged,
delegate_setError setError,
delegate_detectType detectType = null)
{
try
{
setError?.Invoke("rfid", null);
List <TagAndData> new_books = new List <TagAndData>();
List <TagAndData> new_patrons = new List <TagAndData>();
List <TagAndData> error_books = new List <TagAndData>();
List <TagAndData> error_patrons = new List <TagAndData>();
// 从当前列表中发现已有的图书。用于交叉运算
List <TagAndData> found_books = new List <TagAndData>();
// 从当前列表中发现已有的读者。用于交叉运算
List <TagAndData> found_patrons = new List <TagAndData>();
// 即便是发现已经存在 UID 的标签，也要再判断一下 Antenna 是否不同。如果有不同，要进行变化通知
// 从当前列表中发现(除了 UID) 内容有变化的图书。这些图书也会进入 found_books 集合
List <TagAndData> changed_books = new List <TagAndData>();
foreach (OneTag tag in list)
{
// 检查以前的列表中是否已经有了
var book = FindBookTag(tag.UID);
if (book != null)
{
found_books.Add(book);
if (book.OneTag.AntennaID != tag.AntennaID)
{
// 修改 AntennaID
book.OneTag.AntennaID = tag.AntennaID;
changed_books.Add(book);
}
if (string.IsNullOrEmpty(book.Error) == false)
{
error_books.Add(book);
}
continue;
}
var patron = FindPatronTag(tag.UID);
if (patron != null)
{
found_patrons.Add(patron);
if (string.IsNullOrEmpty(patron.Error) == false)
{
error_patrons.Add(patron);
}
continue;
}
// 原来的行为
if (detectType == null)
{
// ISO14443A 的一律当作读者证卡
if (tag.Protocol == InventoryInfo.ISO14443A)
{
patron = new TagAndData {
OneTag = tag, Type = "patron"
};
new_patrons.Add(patron);
}
else
{
// 根据缓存的 typeOfUsage 来判断
string typeOfUsage = (string)_typeTable[tag.UID];
if (typeOfUsage != null && typeOfUsage.StartsWith("8"))
{
patron = new TagAndData {
OneTag = tag, Type = "patron"
};
new_patrons.Add(patron);
found_books.Remove(patron);
}
else
{
// ISO15693 的则先添加到 _books 中。等类型判断完成，有可能还要调整到 _patrons 中
book = new TagAndData {
OneTag = tag
};
new_books.Add(book);
}
}
}
else
{
// *** 按照定制函数来进行类别分析
string type = detectType(tag);
if (type == "patron")
{
var new_data = new TagAndData
{
OneTag = tag,
Type = "patron"
};
new_patrons.Add(new_data);
// TODO: 按照 UID 移走
found_books.Remove(new_data);
}
else
{
// "book" or ""
var new_data = new TagAndData
{
OneTag = tag,
Type = ""
};
new_books.Add(new_data);
// TODO: 按照 UID 移走
found_patrons.Remove(new_data);
}
}
}
List <TagAndData> remove_books = new List <TagAndData>();
List <TagAndData> remove_patrons = new List <TagAndData>();
// 交叉运算
// 注意对那些在 readerNameList 以外的标签不要当作 removed 处理
foreach (TagAndData book in _books)
{
if (InRange(book, readerNameList) == false)
{
continue;
}
if (found_books.IndexOf(book) == -1)
{
remove_books.Add(book);
}
}
foreach (TagAndData patron in _patrons)
{
if (InRange(patron, readerNameList) == false)
{
continue;
}
if (found_patrons.IndexOf(patron) == -1)
{
remove_patrons.Add(patron);
}
}
bool array_changed = false;
// 兑现添加
lock (_sync_books)
{
foreach (TagAndData book in new_books)
{
if (_books.IndexOf(book) == -1)
{
_books.Add(book);
array_changed = true;
}
}
// 兑现删除
foreach (TagAndData book in remove_books)
{
_books.Remove(book);
array_changed = true;
}
}
lock (_sync_patrons)
{
foreach (TagAndData patron in new_patrons)
{
if (_patrons.IndexOf(patron) == -1)
{
_patrons.Add(patron);
array_changed = true;
}
}
foreach (TagAndData patron in remove_patrons)
{
_patrons.Remove(patron);
array_changed = true;
}
}
// 通知一次变化
if (array_changed ||
changed_books.Count > 0 ||
new_books.Count > 0 || remove_books.Count > 0 ||
new_patrons.Count > 0 || remove_patrons.Count > 0) // 2019/8/15 优化
{
notifyChanged(new_books, changed_books, remove_books,
new_patrons, null, remove_patrons);
}
// 需要获得 Tag 详细信息的。注意还应当包含以前出错的 Tag
//List<TagAndData> news = new_books;
// news.AddRange(error_books);
List <TagAndData> news = new List <TagAndData>();
news.AddRange(_books);
news.AddRange(new_patrons);
new_books = new List <TagAndData>();
remove_books = new List <TagAndData>();
new_patrons = new List <TagAndData>();
remove_patrons = new List <TagAndData>();
// .TagInfo 是否发生过填充
bool taginfo_changed = false;
{
List <TagAndData> update_books = new List <TagAndData>();
List <TagAndData> update_patrons = new List <TagAndData>();
// 逐个获得新发现的 ISO15693 标签的详细数据，用于判断图书/读者类型
foreach (TagAndData data in news)
{
OneTag tag = data.OneTag;
if (tag == null)
{
continue;
}
if (tag.TagInfo != null && data.Error == null)
{
continue;
}
if (tag.Protocol == InventoryInfo.ISO14443A)
{
continue;
}
{
/*
* // TODO
* GetTagInfoResult gettaginfo_result = null;
* if (tag.InventoryInfo == null)
* gettaginfo_result = GetTagInfo(channel, tag.UID);
* else
* gettaginfo_result = GetTagInfo(channel, tag.InventoryInfo);
*/
// 自动重试一次
GetTagInfoResult gettaginfo_result = null;
for (int i = 0; i < 2; i++)
{
gettaginfo_result = GetTagInfo(channel, tag.ReaderName, tag.UID, tag.AntennaID);
if (gettaginfo_result.Value != -1)
{
break;
}
}
if (gettaginfo_result.Value == -1)
{
setError?.Invoke("rfid", gettaginfo_result.ErrorInfo);
// TODO: 是否直接在标签上显示错误文字?
data.Error = gettaginfo_result.ErrorInfo;
if (data.Type == "patron")
{
update_patrons.Add(data);
}
else
{
update_books.Add(data);
}
continue;
}
else
{
if (string.IsNullOrEmpty(data.Error) == false)
{
data.Error = null;
if (data.Type == "patron")
{
update_patrons.Add(data);
}
else
{
update_books.Add(data);
}
}
}
TagInfo info = gettaginfo_result.TagInfo;
// 记下来。避免以后重复再次去获取了
if (tag.TagInfo == null)
{
tag.TagInfo = info;
taginfo_changed = true;
// 2019/8/25
if (data.Type == "patron")
{
if (update_patrons.IndexOf(data) == -1)
{
update_patrons.Add(data);
}
}
else
{
/*
* if (update_books.IndexOf(data) == -1)
* update_books.Add(data);
*/
}
}
// 对于不确定类型的标签(data.Type 为空的)，再次确定类型以便分离 ISO15693 图书标签和读者卡标签
if (string.IsNullOrEmpty(data.Type))
{
// 原来的行为
if (detectType == null)
{
LogicChip chip = null;
string typeOfUsage = "";
try
{
// 观察 typeOfUsage 元素
// Exception:
// 可能会抛出异常 ArgumentException TagDataException
chip = LogicChip.From(info.Bytes,
(int)info.BlockSize,
"");
typeOfUsage = chip.FindElement(ElementOID.TypeOfUsage)?.Text;
}
catch (TagDataException ex)
{
// throw new TagInfoException(ex.Message, info);
// 解析错误的标签，当作图书标签处理
typeOfUsage = "";
}
if (typeOfUsage != null && typeOfUsage.StartsWith("8"))
{
// 需要调整到 _patrons 中
data.Type = "patron";
// 删除列表? 同时添加列表
remove_books.Add(data);
update_books.Remove(data); // 容错
new_patrons.Add(data);
}
else
{
data.Type = "book";
update_books.Add(data);
update_patrons.Remove(data);
}
// 保存到缓存
if (typeOfUsage != null)
{
if (_typeTable.Count > 1000)
{
_typeTable.Clear();
}
_typeTable[data.OneTag.UID] = typeOfUsage;
}
}
else
{
// *** 用定制的函数判断
string new_type = detectType(tag);
// 重新分离 ISO15693 图书标签和读者卡标签
if (data.Type != new_type)
{
if (new_type == "patron")
{
// book --> patron
// 需要调整到 _patrons 中
data.Type = "patron";
// 删除列表? 同时添加列表
remove_books.Add(data);
update_books.Remove(data); // 容错
//new_patrons.Add(data);
update_patrons.Add(data);
}
if (new_type == "book")
{
// patron --> book
data.Type = "book";
/*
* update_books.Add(data);
* update_patrons.Remove(data);
*/
remove_patrons.Add(data);
update_patrons.Remove(data);
update_books.Add(data);
}
}
}
}
}
} // end of foreach
array_changed = false;
// 再次兑现添加和删除
// 兑现添加
lock (_sync_books)
{
foreach (TagAndData book in new_books)
{
_books.Add(book);
array_changed = true;
}
// 兑现删除
foreach (TagAndData book in remove_books)
{
_books.Remove(book);
array_changed = true;
}
}
lock (_sync_patrons)
{
foreach (TagAndData patron in new_patrons)
{
_patrons.Add(patron);
array_changed = true;
}
foreach (TagAndData patron in remove_patrons)
{
_patrons.Remove(patron);
array_changed = true;
}
}
// 再次通知变化
if (array_changed == true ||
taginfo_changed == true ||
new_books.Count > 0 ||
update_books.Count > 0 ||
remove_books.Count > 0 ||
new_patrons.Count > 0 ||
update_patrons.Count > 0 ||
remove_patrons.Count > 0) // 2019/8/15 优化
{
notifyChanged(new_books, update_books, remove_books,
new_patrons, update_patrons, remove_patrons);
}
}
}
finally
{
_dataReady = true;
}
}
