home comics writing pictures archive about

SpecialAccountMonth.cs

Language: C#
Last Modified: 2020-06-27 1:58:31 PM UTC
File Size: 4755 bytes
http://www.penguinstew.ca/example/dataviewer/Model/SpecialAccountMonth.cs
using System;
using System.Data.Linq;
using System.Data.Linq.Mapping;
using System.Linq;
using Budgeter.Model.Connection;
namespace Budgeter.Model
{
[Table(Name = "SpecialAccountMonths")]
public class SpecialAccountMonth : IRefreshableTable
{
#region Constructor
public SpecialAccountMonth()
{
Transactions = new EntitySet<Transaction>();
}
#endregion
#region Columns
/// <summary>
/// Unique ID
/// </summary>
[Column(IsPrimaryKey = true, IsDbGenerated = true)]
public int SpecialAccountMonthId { get; set; }
/// <summary>
/// The key of the related special account
/// </summary>
[Column]
public int SpecialAccountId { get; set; }
/// <summary>
/// The key of the related month
/// </summary>
[Column]
public int MonthId { get; set; }
/// <summary>
/// The starting amount
/// </summary>
[Column]
public decimal Amount { get; set; }
#endregion
#region Entities
private EntityRef<SpecialAccount> m_specialAccount;
/// <summary>
/// Reference to the related special account
/// </summary>
[Association(Storage = "m_specialAccount", ThisKey = "SpecialAccountId", IsForeignKey = true)]
public SpecialAccount SpecialAccount
{
get
{
return m_specialAccount.Entity;
}
set
{
m_specialAccount.Entity = value;
}
}
private EntityRef<Month> m_month;
/// <summary>
/// Reference to the related month
/// </summary>
[Association(Storage = "m_month", ThisKey = "MonthId", IsForeignKey = true)]
public Month Month
{
get
{
return m_month.Entity;
}
set
{
m_month.Entity = value;
}
}
private EntitySet<Transaction> m_transactions;
/// <summary>
/// Reference to the related transactions
/// </summary>
[Association(Storage = "m_transactions", OtherKey = "SpecialAccountMonthId")]
public EntitySet<Transaction> Transactions
{
get
{
return m_transactions;
}
set
{
m_transactions = value;
}
}
#endregion
#region Public methods
/// <summary>
/// Runs through the transactions of the month to determine the ending values
/// </summary>
/// <param name="outChequing">The ending chequing amount</param>
/// <param name="outSavings">The ending savings amount</param>
/// <param name="outCash">The ending cash amount</param>
public decimal CalculateEndValues()
{
decimal amount = Amount;
foreach (var transaction in Transactions)
{
Category cat = transaction.Category;
//Subtract debits
if (transaction.FromAccount == Enums.Accounts.Special)
{
amount -= transaction.Amount;
}
//Add credits
if (transaction.ToAccount == Enums.Accounts.Special)
{
amount += transaction.Amount;
}
}
return amount;
}
#endregion
#region Overrides
/// <summary>
/// Returns string representation of the parent RecurringPayment + month
/// </summary>
/// <returns>String</returns>
public override string ToString()
{
if (SpecialAccount != null)
{
return SpecialAccount.ToString();
}
else
{
return "No Special Account";
}
}
#endregion
#region IRefreshableTable
/// <summary>
/// Refresh transactions and special account months
/// </summary>
/// <param name="connection">The connection to use to refresh</param>
public void RefreshEntitySets(BudgeterDataContext connection)
{
this.m_transactions.Clear();
this.Transactions.AddRange(connection.Transactions.Where(t => t.SpecialAccountMonthId == SpecialAccountMonthId));
}
#endregion
}
}
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172