/C#/Query into complex object using dapper

Query into complex object using dapper

public class Customer {
    public int Id { get; set; }
    public string Name { get; set; }
    public int AddressId { get; set; }  
    public int ContactId { get; set; }
    public Address Address { get; set; }
    public Contact Contact { get; set; }
}

public class Address {
    public int Id { get; set; }
    public string Address1 {get;set;}
    public string Address2 {get;set;}
    public string City {get;set;}
    public string State {get;set;}
    public int ZipCode {get;set;}
    public IEnumerable<Customer> Customer {get;set;}
}

public class Contact {
    public int Id { get; set; }
    public string Name { get; set; }
    public IEnumerable<Customer> Customer {get;set;}
}

using (var conn = GetOpenConnection())
{
    var query = _contextDapper
        .Query<Customer, Address, Contact, Customer>($@"
            SELECT c.Id, c.Name, 
                c.AddressId, a.Id, a.Address1, a.Address2, a.City, a.State, a.ZipCode,
                c.ContactId, ct.Id, ct.Name
            FROM Customer c
            INNER JOIN Address a ON a.Id = c.AddressId
            INNER JOIN Contact ct ON ct.Id = c.ContactId", 
            (c, a, ct) =>
            {
                c.LogType = a;
                c.Contact = ct;
                return c; 
            }, splitOn: "AddressId, ContactId")
        .AsQueryable();

    return query.ToList();          
}

Source: dapper-tutorial.net

Similar codes

2 votes130 views1 answer
Unity save list to json
C#
0 vote178 views1 answer
String with starting zero to int c#
C#
5 votes114 views3 answers
List search c#
C#
6 votes132 views1 answer
Oncollisionenter unity
C#
0 vote130 views2 answers
Difference between eager and lazy loading entityframwork
C#
0 vote141 views1 answer
Unity generate random offset position around a gameobject
C#
0 vote148 views1 answer
Destroy the game object if the animator has finished its animation
C#
1 vote131 views3 answers
C# regex extract string between brackets
C#
1 vote130 views1 answer
Access a local varible in a different function C#
C#
1 vote122 views2 answers
C# try catch multiple catches
C#