/// <summary>
/// 快捷添加系统默认导航
/// </summary>
public int Add(int parent_id, string nav_name, string title, string link_url, int sort_id, int channel_id, string action_type)
{
if (parent_id < 1)
{
return 0;
}
//开始赋值
var model = new NavigationInfo
{
nav_type = MXEnums.NavigationEnum.System.ToString(),
name = nav_name,
title = title,
link_url = link_url
};
if (sort_id > 0)
{
model.sort_id = sort_id;
}
model.parent_id = parent_id;
if (channel_id > 0)
{
model.channel_id = channel_id;
}
model.action_type = action_type;
model.is_sys = 1;
return Add(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(NavigationInfo model)
{
using (SqlConnection conn = new SqlConnection(DbHelperSQL.connectionString))
{
conn.Open();
using (SqlTransaction trans = conn.BeginTransaction())
{
try
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into " + databaseprefix + "navigation(");
strSql.Append("nav_type,name,title,sub_title,link_url,sort_id,is_lock,remark,parent_id,class_list,class_layer,channel_id,action_type,is_sys)");
strSql.Append(" values (");
strSql.Append("@nav_type,@name,@title,@sub_title,@link_url,@sort_id,@is_lock,@remark,@parent_id,@class_list,@class_layer,@channel_id,@action_type,@is_sys)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters = {
new SqlParameter("@nav_type", SqlDbType.NVarChar,50),
new SqlParameter("@name", SqlDbType.NVarChar,50),
new SqlParameter("@title", SqlDbType.NVarChar,100),
new SqlParameter("@sub_title", SqlDbType.NVarChar,100),
new SqlParameter("@link_url", SqlDbType.NVarChar,255),
new SqlParameter("@sort_id", SqlDbType.Int,4),
new SqlParameter("@is_lock", SqlDbType.TinyInt,1),
new SqlParameter("@remark", SqlDbType.NVarChar,500),
new SqlParameter("@parent_id", SqlDbType.Int,4),
new SqlParameter("@class_list", SqlDbType.NVarChar,500),
new SqlParameter("@class_layer", SqlDbType.Int,4),
new SqlParameter("@channel_id", SqlDbType.Int,4),
new SqlParameter("@action_type", SqlDbType.NVarChar,500),
new SqlParameter("@is_sys", SqlDbType.TinyInt,1)};
parameters[0].Value = model.nav_type;
parameters[1].Value = model.name;
parameters[2].Value = model.title;
parameters[3].Value = model.sub_title;
parameters[4].Value = model.link_url;
parameters[5].Value = model.sort_id;
parameters[6].Value = model.is_lock;
parameters[7].Value = model.remark;
parameters[8].Value = model.parent_id;
parameters[9].Value = model.class_list;
parameters[10].Value = model.class_layer;
parameters[11].Value = model.channel_id;
parameters[12].Value = model.action_type;
parameters[13].Value = model.is_sys;
object obj = DbHelperSQL.GetSingle(conn, trans, strSql.ToString(), parameters); //带事务
model.id = Convert.ToInt32(obj); //得到刚插入的新ID
if (model.parent_id > 0)
{
var model2 = GetModel(conn, trans, model.parent_id); //带事务
model.class_list = model2.class_list + model.id + ",";
model.class_layer = model2.class_layer + 1;
}
else
{
model.class_list = "," + model.id + ",";
model.class_layer = 1;
}
//修改节点列表和深度
DbHelperSQL.ExecuteSql(conn, trans, "update " + databaseprefix + "navigation set class_list='" + model.class_list + "', class_layer=" + model.class_layer + " where id=" + model.id); //带事务
//如无异常则提交事务
trans.Commit();
}
catch
{
trans.Rollback();
return 0;
}
}
}
return model.id;
}
/// <summary>
/// 得到一个对象实体(重载，带事务)
/// </summary>
public NavigationInfo GetModel(SqlConnection conn, SqlTransaction trans, int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,nav_type,name,title,sub_title,link_url,sort_id,is_lock,remark,parent_id,class_list,class_layer,channel_id,action_type,is_sys");
strSql.Append(" from " + databaseprefix + "navigation ");
strSql.Append(" where id=@id");
SqlParameter[] parameters = {
new SqlParameter("@id", SqlDbType.Int,4)};
parameters[0].Value = id;
var model = new NavigationInfo();
DataSet ds = DbHelperSQL.Query(conn, trans, strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["id"].ToString() != "")
{
model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
}
model.nav_type = ds.Tables[0].Rows[0]["nav_type"].ToString();
model.name = ds.Tables[0].Rows[0]["name"].ToString();
model.title = ds.Tables[0].Rows[0]["title"].ToString();
model.sub_title = ds.Tables[0].Rows[0]["sub_title"].ToString();
model.link_url = ds.Tables[0].Rows[0]["link_url"].ToString();
if (ds.Tables[0].Rows[0]["sort_id"].ToString() != "")
{
model.sort_id = int.Parse(ds.Tables[0].Rows[0]["sort_id"].ToString());
}
if (ds.Tables[0].Rows[0]["is_lock"].ToString() != "")
{
model.is_lock = int.Parse(ds.Tables[0].Rows[0]["is_lock"].ToString());
}
model.remark = ds.Tables[0].Rows[0]["remark"].ToString();
if (ds.Tables[0].Rows[0]["parent_id"].ToString() != "")
{
model.parent_id = int.Parse(ds.Tables[0].Rows[0]["parent_id"].ToString());
}
model.class_list = ds.Tables[0].Rows[0]["class_list"].ToString();
if (ds.Tables[0].Rows[0]["class_layer"].ToString() != "")
{
model.class_layer = int.Parse(ds.Tables[0].Rows[0]["class_layer"].ToString());
}
if (ds.Tables[0].Rows[0]["channel_id"].ToString() != "")
{
model.channel_id = int.Parse(ds.Tables[0].Rows[0]["channel_id"].ToString());
}
model.action_type = ds.Tables[0].Rows[0]["action_type"].ToString();
if (ds.Tables[0].Rows[0]["is_sys"].ToString() != "")
{
model.is_sys = int.Parse(ds.Tables[0].Rows[0]["is_sys"].ToString());
}
return model;
}
else
{
return null;
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(NavigationInfo model)
{
var oldModel = GetModel(model.id); //旧的数据
using (SqlConnection conn = new SqlConnection(DbHelperSQL.connectionString))
{
conn.Open();
using (SqlTransaction trans = conn.BeginTransaction())
{
try
{
//先判断选中的父节点是否被包含
if (IsContainNode(model.id, model.parent_id))
{
//查找旧父节点数据
string class_list = "," + model.parent_id + ",";
int class_layer = 1;
if (oldModel.parent_id > 0)
{
var oldParentModel = GetModel(conn, trans, oldModel.parent_id); //带事务
class_list = oldParentModel.class_list + model.parent_id + ",";
class_layer = oldParentModel.class_layer + 1;
}
//先提升选中的父节点
DbHelperSQL.ExecuteSql(conn, trans, "update " + databaseprefix + "navigation set parent_id=" + oldModel.parent_id + ",class_list='" + class_list + "', class_layer=" + class_layer + " where id=" + model.parent_id); //带事务
UpdateChilds(conn, trans, model.parent_id); //带事务
}
//更新子节点
if (model.parent_id > 0)
{
var model2 = GetModel(conn, trans, model.parent_id); //带事务
model.class_list = model2.class_list + model.id + ",";
model.class_layer = model2.class_layer + 1;
}
else
{
model.class_list = "," + model.id + ",";
model.class_layer = 1;
}
StringBuilder strSql = new StringBuilder();
strSql.Append("update " + databaseprefix + "navigation set ");
strSql.Append("nav_type=@nav_type,");
strSql.Append("name=@name,");
strSql.Append("title=@title,");
strSql.Append("sub_title=@sub_title,");
strSql.Append("link_url=@link_url,");
strSql.Append("sort_id=@sort_id,");
strSql.Append("is_lock=@is_lock,");
strSql.Append("remark=@remark,");
strSql.Append("parent_id=@parent_id,");
strSql.Append("class_list=@class_list,");
strSql.Append("class_layer=@class_layer,");
strSql.Append("channel_id=@channel_id,");
strSql.Append("action_type=@action_type,");
strSql.Append("is_sys=@is_sys");
strSql.Append(" where id=@id");
SqlParameter[] parameters = {
new SqlParameter("@nav_type", SqlDbType.NVarChar,50),
new SqlParameter("@name", SqlDbType.NVarChar,50),
new SqlParameter("@title", SqlDbType.NVarChar,100),
new SqlParameter("@sub_title", SqlDbType.NVarChar,100),
new SqlParameter("@link_url", SqlDbType.NVarChar,255),
new SqlParameter("@sort_id", SqlDbType.Int,4),
new SqlParameter("@is_lock", SqlDbType.TinyInt,1),
new SqlParameter("@remark", SqlDbType.NVarChar,500),
new SqlParameter("@parent_id", SqlDbType.Int,4),
new SqlParameter("@class_list", SqlDbType.NVarChar,500),
new SqlParameter("@class_layer", SqlDbType.Int,4),
new SqlParameter("@channel_id", SqlDbType.Int,4),
new SqlParameter("@action_type", SqlDbType.NVarChar,500),
new SqlParameter("@is_sys", SqlDbType.TinyInt,1),
new SqlParameter("@id", SqlDbType.Int,4)};
parameters[0].Value = model.nav_type;
parameters[1].Value = model.name;
parameters[2].Value = model.title;
parameters[3].Value = model.sub_title;
parameters[4].Value = model.link_url;
parameters[5].Value = model.sort_id;
parameters[6].Value = model.is_lock;
parameters[7].Value = model.remark;
parameters[8].Value = model.parent_id;
parameters[9].Value = model.class_list;
parameters[10].Value = model.class_layer;
parameters[11].Value = model.channel_id;
parameters[12].Value = model.action_type;
parameters[13].Value = model.is_sys;
parameters[14].Value = model.id;
DbHelperSQL.ExecuteSql(conn, trans, strSql.ToString(), parameters);
//更新子节点
UpdateChilds(conn, trans, model.id);
//如无发生错误则提交事务
trans.Commit();
}
catch
{
trans.Rollback();
return false;
}
}
}
return true;
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(NavigationInfo model)
{
return this._repository.Update(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(NavigationInfo model)
{
return this._repository.Add(model);
}