//新增用户
public int AddUser(User entity)
{
using (var db = new HouseMarketEntities())
{
if (!AuthenticationFunction.IsAuthenticated || !AuthenticationFunction.HasPermission(Permissions.SeniorUser))
{
return (int)Errors.UserErrors.NoPermission;
}
else if (!AuthenticationFunction.IsAdmin && entity.Permission <= (int)AuthenticationFunction.GetPermission())
{
return (int)Errors.UserErrors.NoPermission;
}
if (string.IsNullOrEmpty(entity.UserName) || string.IsNullOrEmpty(entity.Password) || entity.Permission == null)
{
return (int)Errors.UserErrors.WrongParameter;
}
else if (db.Users.Any(u => u.UserName == entity.UserName))
{
return (int)Errors.UserErrors.NameExisted;
}
else
{
db.Users.Add(entity);
db.SaveChanges();
return 0;
}
}
}
//编辑收藏
public int EditCollection(Collection entity)
{
using (var db = new HouseMarketEntities())
{
if (db.Collections.Any(c => c.CustomerID == entity.CustomerID && c.HouseID == entity.HouseID))
{
return (int)Errors.CollectionErrors.RecordExisted;
}
else if (entity.CollectionID == 0)
{
return (int)Errors.CollectionErrors.NullParameter;
}
else if (entity.HouseID == 0 || entity.CustomerID == 0)
{
return (int)Errors.CollectionErrors.WrongParameter;
}
else
{
var collection = db.Collections.FirstOrDefault(c => c.CollectionID == entity.CollectionID);
if (collection == null)
{
return (int)Errors.CollectionErrors.CollectionIDNotExisted;
}
else
{
PropertyFunction.CopyEntity(entity, collection);
db.SaveChanges();
return 0;
}
}
}
}
//新增令牌
public void AddToken(Token entity)
{
using (var db = new HouseMarketEntities())
{
if (entity == null)
{
return;
}
else
{
var token = db.Tokens.SingleOrDefault(t => t.TokenID == entity.TokenID);
var token2 = db.Tokens.SingleOrDefault(t => t.UserID == entity.UserID);
if (token != null)
{
EditTokenByToken(entity);
}
else if (token2 != null)
{
DeleteToken(token2);
db.Tokens.Add(entity);
db.SaveChanges();
}
else
{
db.Tokens.Add(entity);
db.SaveChanges();
}
}
}
}
//用户登录和验证
public int CheckUser(User entity, out UserViewResult result)
{
using (var db = new HouseMarketEntities())
{
result = new UserViewResult();
if (string.IsNullOrEmpty(entity.UserName))
{
return (int)Errors.UserErrors.NullParameter;
}
else
{
var user = db.Users.FirstOrDefault(u => u.UserName == entity.UserName);
if (user == null)
{
return (int)Errors.UserErrors.NameNotExisted;
}
else
{
if (user.Password != entity.Password)
{
return (int)Errors.UserErrors.WrongPassword;
}
else
{
PropertyFunction.CopyEntity(user, result);
return 0;
}
}
}
}
}
//编辑用户
public int EditUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserID == entity.UserID);
if (user == null)
{
return (int)Errors.IDNotExisted;
}
else
{
if (db.Users.Any(u => u.UserName == entity.UserName))
{
return (int)Errors.NameExisted;
}
else
{
user.UserName = entity.UserName;
user.Password = entity.Password;
db.SaveChanges();
return 1;
}
}
}
}
//客户登录和验证
public int CheckCustomer(Customer entity, out CustomerViewResult result)
{
result = new CustomerViewResult();
using (var db = new HouseMarketEntities())
{
var customer = db.Customers.FirstOrDefault(c => c.CustomerName == entity.CustomerName);
if (customer == null)
{
result = null;
return (int)Errors.UserErrors.NameNotExisted;
}
else
{
if (customer.Password != entity.Password)
{
result = null;
return (int)Errors.UserErrors.WrongPassword;
}
else
{
PropertyFunction.CopyEntity(customer, result);
return 0;
}
}
}
}
//新增房屋
public int AddHouse(View_HouseAddress entity)
{
using (var db = new HouseMarketEntities())
{
if (entity.AddressID != null || string.IsNullOrEmpty(entity.Road) || string.IsNullOrEmpty(entity.Neighborhood) || string.IsNullOrEmpty(entity.Area) || string.IsNullOrEmpty(entity.City))
{
return (int)Errors.HouseAddressErrors.WrongParameter;
}
else
{
Address address = new Address();
PropertyFunction.CopyEntity(entity, address);
db.Addresses.Add(address);
db.SaveChanges();
House house = new House();
PropertyFunction.CopyEntity(entity, house);
house.AddressID = db.Addresses.FirstOrDefault(a => a.Road == address.Road).AddressID;
db.Houses.Add(house);
db.SaveChanges();
return 0;
}
}
}
public int QueryHousesCustomerInfo(HouseCustomerInfoQueryConditions queryConditions, out List<View_House_CustomerInfo> result, out int totalPage)
{
using (var db = new HouseMarketEntities())
{
totalPage = 0;
var entities = db.View_House_CustomerInfo;
var query = SetQuery(entities, queryConditions, out totalPage);
result = query.ToList();
return 0;
}
}
//查询小区当前均价
public int QueryNeighborhoodAvgPrice(NeighborhoodAvgPriceQueryConditions queryConditions, out List<View_NeighborhoodAvgPrice> result, out int totalPage)
{
using (var db = new HouseMarketEntities())
{
totalPage = 0;
var entities = db.View_NeighborhoodAvgPrice;
var query = SetQuery(entities, queryConditions, out totalPage);
result = query.ToList();
return 0;
}
}
//新增用户
public int AddUser(User entity)
{
using (var db = new HouseMarketEntities())
{
if (db.Users.Any(u => u.UserName == entity.UserName))
{
return (int)Errors.NameExisted;
}
else
{
db.Users.Add(entity);
db.SaveChanges();
return 1;
}
}
}
//删除客户
public int DeleteCustomer(Customer entity)
{
using (var db = new HouseMarketEntities())
{
var customer = db.Customers.FirstOrDefault(c => c.CustomerID == entity.CustomerID);
if (customer == null)
{
return (int)Errors.UserErrors.IDNotExisted;
}
else
{
db.Customers.Remove(customer);
db.SaveChanges();
return 0;
}
}
}
//删除房子
public int DeleteHouse(View_HouseAddress entity)
{
using (var db = new HouseMarketEntities())
{
if (entity == null || entity.HouseID == 0)
{
return (int)Errors.HouseAddressErrors.NullParameter;
}
else
{
var house = db.Houses.FirstOrDefault(h => h.HouseID == entity.HouseID);
var collections = db.Collections.Where(c => c.HouseID == entity.HouseID);
if (house == null)
{
return (int)Errors.HouseAddressErrors.HouseIDNotExisted;
}
else
{
db.Houses.Remove(house);
if (collections != null)
{
foreach (var v in collections)
{
db.Collections.Remove(v);
}
}
if (house.AddressID != null)
{
int addressID = Convert.ToInt32(house.AddressID);
var address = db.Addresses.FirstOrDefault(a => a.AddressID == addressID);
if (address != null)
{
db.Addresses.Remove(address);
}
}
db.SaveChanges();
return 0;
}
}
}
}
//新增收藏
public int AddCollection(Collection entity)
{
using (var db = new HouseMarketEntities())
{
if (db.Collections.Any(c => c.CustomerID == entity.CustomerID && c.HouseID == entity.HouseID))
{
return (int)Errors.CollectionErrors.RecordExisted;
}
else if (entity.HouseID == null || entity.CustomerID == null || entity.HouseID == 0 || entity.CustomerID == 0)
{
return (int)Errors.CollectionErrors.WrongParameter;
}
else
{
db.Collections.Add(entity);
db.SaveChanges();
return 0;
}
}
}
//新增小区价格趋势
public int AddNeighborhoodPriceTrend(NeighborhoodPriceTrend entity)
{
using (var db = new HouseMarketEntities())
{
if (db.NeighborhoodPriceTrends.Any(c => c.Neighborhood == entity.Neighborhood && c.Date == entity.Date))
{
return (int)Errors.PriceTrendErrors.RecordExisted;
}
else if (entity.ID != 0 || entity.Neighborhood == null || entity.NeighborhoodAvgPrice == null || entity.Date == null)
{
return (int)Errors.PriceTrendErrors.WrongParameter;
}
else
{
db.NeighborhoodPriceTrends.Add(entity);
db.SaveChanges();
return 0;
}
}
}
//用户登录
public string CheckUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserName == entity.UserName);
if (user == null)
{
return ("2");
}
else
{
if (user.Password != entity.Password)
{
return ("3");
}
else
{
return ("1");
}
}
}
}
//删除令牌
public void DeleteToken(Token entity)
{
using (var db = new HouseMarketEntities())
{
if (entity == null)
{
return;
}
else
{
var token = db.Tokens.SingleOrDefault(t => t.TokenID == entity.TokenID);
if (token == null)
{
return;
}
else
{
db.Tokens.Remove(token);
db.SaveChanges();
}
}
}
}
//使用令牌ID编辑令牌
public void EditTokenByToken(Token entity)
{
using (var db = new HouseMarketEntities())
{
if (entity == null)
{
return;
}
else
{
var token = db.Tokens.SingleOrDefault(t => t.TokenID == entity.TokenID);
if (token == null)
{
return;
}
else
{
PropertyFunction.CopyEntity(entity, token);
db.SaveChanges();
}
}
}
}
//新增客户
public int AddCustomer(Customer entity, out CustomerViewResult result)
{
result = new CustomerViewResult();
using (var db = new HouseMarketEntities())
{
if (string.IsNullOrEmpty(entity.CustomerName) || string.IsNullOrEmpty(entity.Password))
{
return (int)Errors.UserErrors.WrongParameter;
}
else if (db.Customers.Any(c => c.CustomerName == entity.CustomerName))
{
return (int)Errors.UserErrors.NameExisted;
}
else
{
var entityResult = db.Customers.Add(entity);
db.SaveChanges();
PropertyFunction.CopyEntity(entityResult, result);
return 0;
}
}
}
//批量新增小区价格趋势
public int AddNeighborhoodPriceTrends(List<NeighborhoodPriceTrend> entities)
{
using (var db = new HouseMarketEntities())
{
if (entities == null)
{
return (int)Errors.PriceTrendErrors.NullParameter;
}
else
{
foreach (var entity in entities)
{
int result = AddNeighborhoodPriceTrend(entity);
if (result != 0)
{
return result;
}
}
db.SaveChanges();
return 0;
}
}
}
//删除收藏
public int DeleteCollection(Collection entity)
{
using (var db = new HouseMarketEntities())
{
if (entity.CollectionID == 0)
{
return (int)Errors.CollectionErrors.NullParameter;
}
else
{
var collection = db.Collections.FirstOrDefault(c => c.CollectionID == entity.CollectionID);
if (collection == null)
{
return (int)Errors.CollectionErrors.CollectionIDNotExisted;
}
else
{
db.Collections.Remove(collection);
db.SaveChanges();
return 0;
}
}
}
}
//编辑小区价格趋势
public int EditNeighborhoodPriceTrend(NeighborhoodPriceTrend entity)
{
using (var db = new HouseMarketEntities())
{
if (db.NeighborhoodPriceTrends.Any(c => c.Neighborhood == entity.Neighborhood && c.Date == entity.Date))
{
return (int)Errors.PriceTrendErrors.RecordExisted;
}
else if (entity.ID == 0)
{
return (int)Errors.PriceTrendErrors.NullParameter;
}
else if (entity.Neighborhood == null || entity.NeighborhoodAvgPrice == null || entity.Date == null)
{
return (int)Errors.PriceTrendErrors.WrongParameter;
}
else
{
var neighborhoodPriceTrend = db.NeighborhoodPriceTrends.FirstOrDefault(c => c.ID == entity.ID);
if (neighborhoodPriceTrend == null)
{
return (int)Errors.PriceTrendErrors.PriceTrendIDNotExisted;
}
else
{
PropertyFunction.CopyEntity(entity, neighborhoodPriceTrend);
db.SaveChanges();
return 0;
}
}
}
}
//删除用户
public int DeleteUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserID == entity.UserID);
if (!AuthenticationFunction.IsAuthenticated || !AuthenticationFunction.HasPermission(Permissions.SeniorUser))
{
return (int)Errors.UserErrors.NoPermission;
}
else if (!AuthenticationFunction.IsAdmin && user.Permission <= (int)AuthenticationFunction.GetPermission())
{
return (int)Errors.UserErrors.NoPermission;
}
if (user == null)
{
return (int)Errors.UserErrors.IDNotExisted;
}
else
{
db.Users.Remove(user);
db.SaveChanges();
return 0;
}
}
}
//编辑用户
public int EditUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserID == entity.UserID);
if (!AuthenticationFunction.IsAuthenticated || !AuthenticationFunction.HasPermission(Permissions.User))
{
return (int)Errors.UserErrors.NoPermission;
}
else if (!AuthenticationFunction.IsAdmin && AuthenticationFunction.CurrentUserID != entity.UserID && entity.Permission <= (int)AuthenticationFunction.GetPermission())
{
return (int)Errors.UserErrors.NoPermission;
}
else if (!AuthenticationFunction.IsAdmin && AuthenticationFunction.CurrentUserID != entity.UserID && user.Permission <= (int)AuthenticationFunction.GetPermission())
{
return (int)Errors.UserErrors.NoPermission;
}
else if (AuthenticationFunction.IsUser && Convert.ToInt32(HttpContext.Current.User.Identity.Name) != entity.UserID)
{
return (int)Errors.UserErrors.NoPermission;
}
if (user == null)
{
return (int)Errors.UserErrors.IDNotExisted;
}
else
{
if (string.IsNullOrEmpty(entity.Password))
{
user.UserName = entity.UserName;
user.Permission = entity.Permission;
if (string.IsNullOrEmpty(user.UserName))
{
return (int)Errors.UserErrors.WrongParameter;
}
if (db.Users.Count(u => u.UserName == user.UserName) > 1)
{
return (int)Errors.UserErrors.NameExisted;
}
}
else
{
user.Password = entity.Password;
}
db.SaveChanges();
return 0;
}
}
}
//编辑房屋
public int EditHouse(View_HouseAddress entity)
{
using (var db = new HouseMarketEntities())
{
if (entity.HouseID == 0)
{
return (int)Errors.HouseAddressErrors.NullParameter;
}
else
{
var house = db.Houses.FirstOrDefault(h => h.HouseID == entity.HouseID);
if (house == null)
{
return (int)Errors.HouseAddressErrors.HouseIDNotExisted;
}
else
{
var address = db.Addresses.FirstOrDefault(a => a.AddressID == house.AddressID);
var houseProperties = house.GetType().GetProperties();
var addressProperties = address.GetType().GetProperties();
var entityProperties = entity.GetType().GetProperties();
foreach (var houseProperty in houseProperties)
{
var entityProperty = entityProperties.FirstOrDefault(p => p.Name == houseProperty.Name);
if (entityProperty.GetValue(entity) != null)
{
houseProperty.SetValue(house, entityProperty.GetValue(entity));
}
}
foreach (var addressProperty in addressProperties)
{
var entityProperty = entityProperties.FirstOrDefault(p => p.Name == addressProperty.Name);
if (entityProperty.GetValue(entity) != null)
{
addressProperty.SetValue(address, entityProperty.GetValue(entity));
}
}
if (string.IsNullOrEmpty(address.Road))
{
return (int)Errors.HouseAddressErrors.WrongParameter;
}
if (db.Houses.Count(h => h.AddressID == entity.AddressID) > 1)
{
return (int)Errors.HouseAddressErrors.AddressIDExisted;
}
else
{
db.SaveChanges();
return 0;
}
}
}
}
}
//编辑客户
public int EditCustomer(Customer entity)
{
using (var db = new HouseMarketEntities())
{
var customer = db.Customers.FirstOrDefault(c => c.CustomerID == entity.CustomerID);
if (customer == null)
{
return (int)Errors.UserErrors.IDNotExisted;
}
else
{
if (string.IsNullOrEmpty(entity.Password))
{
if (string.IsNullOrEmpty(entity.CustomerName))
{
return (int)Errors.UserErrors.WrongParameter;
}
else
{
customer.CustomerName = entity.CustomerName;
customer.Tele = entity.Tele;
}
}
else
{
customer.Password = entity.Password;
}
if (db.Customers.Count(c=>c.CustomerName == customer.CustomerName) > 1)
{
return (int)Errors.UserErrors.NameExisted;
}
else
{
db.SaveChanges();
return 0;
}
}
}
}
//查询小区价格趋势
public int QueryNeighborhoodPriceTrend(NeighborhoodPriceTrendQueryConditions queryConditions, out List<NeighborhoodPriceTrend> result, out int totalPage)
{
using (var db = new HouseMarketEntities())
{
totalPage = 0;
var entities = db.NeighborhoodPriceTrends;
var query = SetQuery(entities, queryConditions, out totalPage);
result = query.ToList();
return 0;
}
}
//批量编辑用户
public int EditUsers(List<User> entities)
{
using (var db = new HouseMarketEntities())
{
if (entities == null)
{
return (int)Errors.UserErrors.NullParameter;
}
else
{
foreach (var v in entities)
{
var q = EditUser(v);
if (q != 0)
{
return q;
}
}
db.SaveChanges();
return 0;
}
}
}
//查询用户
public int QueryUsers(UserQueryConditions queryConditions, out List<UserViewResult> result, out int totalPage)
{
result = new List<UserViewResult>();
using (var db = new HouseMarketEntities())
{
int currentPermission = (int)AuthenticationFunction.GetPermission();
int totalCount = 0;
totalPage = 0;
var queryProperties = queryConditions.GetType().GetProperties();
string orderByName = queryConditions.orderBy;
string orderByDescendingName = queryConditions.orderByDescending;
if (!AuthenticationFunction.IsAuthenticated || !AuthenticationFunction.HasPermission(Permissions.User))
{
return (int)Errors.UserErrors.NoPermission;
}
else if (AuthenticationFunction.IsUser && AuthenticationFunction.CurrentUserID != queryConditions.UserID)
{
return (int)Errors.UserErrors.NoPermission;
}
var query = db.Users.AsQueryable();
query = SetQueryOnly(query, queryConditions, out totalCount);
int removeCount = query.Count(u => u.Permission < currentPermission);
totalCount -= removeCount;
query = query.Where(u => u.Permission >= currentPermission);
if (!string.IsNullOrEmpty(orderByName))
{
var orderPropertyName = queryProperties.FirstOrDefault(p => p.Name.ToLower() == orderByName.ToLower()).Name;
var orderPropertyType = queryProperties.FirstOrDefault(p => p.Name == orderPropertyName).PropertyType;
query = SetOrder(query, orderPropertyName, orderPropertyType, false);
}
else if (!string.IsNullOrEmpty(orderByDescendingName))
{
var orderPropertyName = queryProperties.FirstOrDefault(p => p.Name.ToLower() == orderByDescendingName.ToLower()).Name;
var orderPropertyType = queryProperties.FirstOrDefault(p => p.Name == orderPropertyName).PropertyType;
query = SetOrder(query, orderPropertyName, orderPropertyType, true);
}
if (!string.IsNullOrEmpty(orderByName) || !string.IsNullOrEmpty(orderByDescendingName))
{
int? pageIndex = (int?)queryProperties.FirstOrDefault(p => p.Name == "pageIndex").GetValue(queryConditions);
int? pageSize = (int?)queryProperties.FirstOrDefault(p => p.Name == "pageSize").GetValue(queryConditions);
query = SetPagination(query, pageIndex, pageSize, out totalPage);
totalPage = (totalCount + queryConditions.pageSize.Value - 1) / queryConditions.pageSize.Value;
}
List<User> entityResult = query.ToList();
PropertyFunction.CopyEntities(entityResult, result);
return 0;
}
}
//删除小区价格趋势
public int DeleteNeighborhoodPriceTrend(NeighborhoodPriceTrend entity)
{
using (var db = new HouseMarketEntities())
{
if (entity.ID == 0)
{
return (int)Errors.PriceTrendErrors.NullParameter;
}
else
{
var neighborhoodPriceTrend = db.NeighborhoodPriceTrends.FirstOrDefault(c => c.ID == entity.ID);
if (neighborhoodPriceTrend == null)
{
return (int)Errors.PriceTrendErrors.PriceTrendIDNotExisted;
}
else
{
db.NeighborhoodPriceTrends.Remove(neighborhoodPriceTrend);
db.SaveChanges();
return 0;
}
}
}
}
//使用ID查询客户
public int QueryCustomers(CustomerQueryConditions queryConditions, out List<CustomerViewResult> result, out int totalPage)
{
result = new List<CustomerViewResult>();
using (var db = new HouseMarketEntities())
{
totalPage = 0;
var entities = db.Customers;
var query = SetQuery(entities, queryConditions, out totalPage);
List<Customer> entityResult = query.ToList();
PropertyFunction.CopyEntities(entityResult, result);
return 0;
}
}