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Update Mongodb

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sunkaixuan
2025-05-02 07:54:16 +08:00
parent aca8693c5d
commit 5ec98af257
11 changed files with 215 additions and 84 deletions
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78
Src/Asp.NetCore2/MongoDb.Ado.data/MongoDbCommand.cs
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@@ -58,82 +58,12 @@ namespace MongoDb.Ado.data
var (operation, collectionName, json) = ParseCommand(_commandText);
var collection = GetCollection(collectionName);
if (operation == "insert")
{
// 处理插入操作
var doc = BsonDocument.Parse(json);
collection.InsertOne(doc);
return 1; // 返回插入成功的文档数
}
if (operation == "insertmany")
{
// 处理插入多条记录操作
var documents = BsonSerializer.Deserialize<List<BsonDocument>>(json); // 假设 json 是包含多个文档的数组
collection.InsertMany(documents);
return documents.Count; // 返回插入成功的文档数
}
if (operation == "update")
{
// 处理更新操作
var updateCommand = BsonDocument.Parse(json);
var filter = updateCommand["filter"].AsBsonDocument;
var update = updateCommand["update"].AsBsonDocument;
var options = updateCommand.Contains("options") ? updateCommand["options"].AsBsonDocument : null;
var handlers = ExecuteHandlerFactory.Items;
var updateResult = collection.UpdateOne(filter, update); // 单个更新
return (int)updateResult.ModifiedCount; // 返回修改的文档数
}
if (!handlers.TryGetValue(operation, out var handler))
throw new NotSupportedException($"不支持的操作类型: {operation}");
if (operation == "updatemany")
{
var totals = 0;
// 处理插入多条记录操作
var documents = BsonSerializer.Deserialize<List<BsonDocument>>(json); // 假设 json 是包含多个文档的数组
foreach (var updateCommand in documents)
{
var filter = updateCommand["filter"].AsBsonDocument;
var update = updateCommand["update"].AsBsonDocument;
var options = updateCommand.Contains("options") ? updateCommand["options"].AsBsonDocument : null;
var updateResult = collection.UpdateMany(filter, update); // 单个更新
totals+=(int)updateResult.ModifiedCount; // 返回修改的文档数
}
return documents.Count; // 返回插入成功的文档数
}
if (operation == "delete")
{
// 处理删除单个文档操作
var deleteCommand = BsonDocument.Parse(json);
var filter = deleteCommand["filter"].AsBsonDocument;
var deleteResult = collection.DeleteOne(filter); // 单个删除
return (int)deleteResult.DeletedCount; // 返回删除的文档数
}
if (operation == "deletemany")
{
var totals = 0;
// 处理插入多条记录操作
var documents = BsonSerializer.Deserialize<List<BsonDocument>>(json); // 假设 json
foreach (var updateCommand in documents)
{
var filter = updateCommand["filter"].AsBsonDocument;
var updateResult = collection.DeleteMany(filter); // 单个更新
totals += (int)updateResult.DeletedCount; // 返回修改的文档数
}
return documents.Count; // 返回插入成功的文档数
}
if (operation == "find")
{
// 处理查询操作，查询并返回 0
var filter = string.IsNullOrWhiteSpace(json) ? FilterDefinition<BsonDocument>.Empty : BsonDocument.Parse(json);
var document = collection.Find(filter).FirstOrDefault(); // 查询操作
return 0; // 返回 0，表示查询操作已执行，且没有对数据库做更改
}
throw new NotSupportedException("不支持此操作类型。");
return handler.Handle(collection, json);
}
public override object ExecuteScalar()