├── Course
    ├── Course.csproj
    ├── Entities
    │   ├── Enums
    │   │   └── WorkerLevel.cs
    │   ├── Department.cs
    │   ├── HourContract.cs
    │   └── Worker.cs
    └── Program.cs
├── Course.sln
├── .gitattributes
└── .gitignore


/Course/Course.csproj:
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1 | <Project Sdk="Microsoft.NET.Sdk">
2 | 
3 |   <PropertyGroup>
4 |     <OutputType>Exe</OutputType>
5 |     <TargetFramework>netcoreapp2.1</TargetFramework>
6 |   </PropertyGroup>
7 | 
8 | </Project>
9 | 


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/Course/Entities/Enums/WorkerLevel.cs:
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 1 | namespace Course.Entities.Enums
 2 | {
 3 |     enum WorkerLevel : int
 4 |     {
 5 | 
 6 |         Junior = 0,
 7 |         MidLevel = 1,
 8 |         Senior = 2
 9 |     }
10 | }
11 | 


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/Course/Entities/Department.cs:
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 1 | namespace Course.Entities
 2 | {
 3 |     class Department
 4 |     {
 5 | 
 6 |         public string Name { get; set; }
 7 | 
 8 |         public Department()
 9 |         {
10 |         }
11 | 
12 |         public Department(string name)
13 |         {
14 |             Name = name;
15 |         }
16 |     }
17 | }
18 | 


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/Course/Entities/HourContract.cs:
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 1 | using System;
 2 | 
 3 | namespace Course.Entities
 4 | {
 5 |     class HourContract
 6 |     {
 7 | 
 8 |         public DateTime Date { get; set; }
 9 |         public double ValuePerHour { get; set; }
10 |         public int Hours { get; set; }
11 | 
12 |         public HourContract()
13 |         {
14 |         }
15 | 
16 |         public HourContract(DateTime date, double valuePerHour, int hours)
17 |         {
18 |             Date = date;
19 |             ValuePerHour = valuePerHour;
20 |             Hours = hours;
21 |         }
22 | 
23 |         public double TotalValue()
24 |         {
25 |             return Hours * ValuePerHour;
26 |         }
27 |     }
28 | }
29 | 


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/Course.sln:
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 1 | 
 2 | Microsoft Visual Studio Solution File, Format Version 12.00
 3 | # Visual Studio 15
 4 | VisualStudioVersion = 15.0.27703.2047
 5 | MinimumVisualStudioVersion = 10.0.40219.1
 6 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Course", "Course\Course.csproj", "{0D2F7BEE-60F1-4A3E-86F9-EC4CD9D80F41}"
 7 | EndProject
 8 | Global
 9 | 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
10 | 		Debug|Any CPU = Debug|Any CPU
11 | 		Release|Any CPU = Release|Any CPU
12 | 	EndGlobalSection
13 | 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
14 | 		{0D2F7BEE-60F1-4A3E-86F9-EC4CD9D80F41}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
15 | 		{0D2F7BEE-60F1-4A3E-86F9-EC4CD9D80F41}.Debug|Any CPU.Build.0 = Debug|Any CPU
16 | 		{0D2F7BEE-60F1-4A3E-86F9-EC4CD9D80F41}.Release|Any CPU.ActiveCfg = Release|Any CPU
17 | 		{0D2F7BEE-60F1-4A3E-86F9-EC4CD9D80F41}.Release|Any CPU.Build.0 = Release|Any CPU
18 | 	EndGlobalSection
19 | 	GlobalSection(SolutionProperties) = preSolution
20 | 		HideSolutionNode = FALSE
21 | 	EndGlobalSection
22 | 	GlobalSection(ExtensibilityGlobals) = postSolution
23 | 		SolutionGuid = {BF61E859-2229-4036-A287-68EC8F5A1991}
24 | 	EndGlobalSection
25 | EndGlobal
26 | 


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/Course/Entities/Worker.cs:
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 1 | using Course.Entities.Enums;
 2 | using System.Collections.Generic;
 3 | 
 4 | namespace Course.Entities
 5 | {
 6 |     class Worker
 7 |     {
 8 |         public string Name { get; set; }
 9 |         public WorkerLevel Level { get; set; }
10 |         public double BaseSalary { get; set; }
11 |         public Department Department { get; set; }
12 |         public List<HourContract> Contracts { get; private set; } = new List<HourContract>();
13 | 
14 |         public Worker()
15 |         {
16 |         }
17 | 
18 |         public Worker(string name, WorkerLevel level, double baseSalary, Department department)
19 |         {
20 |             Name = name;
21 |             Level = level;
22 |             BaseSalary = baseSalary;
23 |             Department = department;
24 |         }
25 | 
26 |         public void AddContract(HourContract contract)
27 |         {
28 |             Contracts.Add(contract);
29 |         }
30 | 
31 |         public void RemoveContract(HourContract contract)
32 |         {
33 |             Contracts.Remove(contract);
34 |         }
35 | 
36 |         public double Income(int year, int month)
37 |         {
38 |             double sum = BaseSalary;
39 |             foreach (HourContract contract in Contracts)
40 |             {
41 |                 if (contract.Date.Year == year && contract.Date.Month == month)
42 |                 {
43 |                     sum += contract.TotalValue();
44 |                 }
45 |             }
46 |             return sum;
47 |         }
48 |     }
49 | }
50 | 


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/Course/Program.cs:
--------------------------------------------------------------------------------
 1 | using System;
 2 | using System.Globalization;
 3 | using Course.Entities;
 4 | using Course.Entities.Enums;
 5 | 
 6 | namespace Course
 7 | {
 8 |     class Program
 9 |     {
10 |         static void Main(string[] args)
11 |         {
12 | 
13 |             Console.Write("Enter department's name: ");
14 |             string deptName = Console.ReadLine();
15 |             Console.WriteLine("Enter worker data:");
16 |             Console.Write("Name: ");
17 |             string name = Console.ReadLine();
18 |             Console.Write("Level: (Junior/MidLevel/Senior): ");
19 |             WorkerLevel level = Enum.Parse<WorkerLevel>(Console.ReadLine());
20 |             Console.Write("Base salary: ");
21 |             double baseSalary = double.Parse(Console.ReadLine(), CultureInfo.InvariantCulture);
22 | 
23 |             Department dept = new Department(deptName);
24 |             Worker worker = new Worker(name, level, baseSalary, dept);
25 | 
26 |             Console.Write("How many contracts to this worker? ");
27 |             int n = int.Parse(Console.ReadLine());
28 | 
29 |             for (int i = 1; i <= n; i++)
30 |             {
31 |                 Console.WriteLine($"Enter #{i} contract data:");
32 |                 Console.Write("Date (DD/MM/YYYY): ");
33 |                 DateTime date = DateTime.Parse(Console.ReadLine());
34 |                 Console.Write("Value per hour: ");
35 |                 double valuePerHour = double.Parse(Console.ReadLine(), CultureInfo.InvariantCulture);
36 |                 Console.Write("Duration (hours): ");
37 |                 int hours = int.Parse(Console.ReadLine());
38 |                 HourContract contract = new HourContract(date, valuePerHour, hours);
39 |                 worker.AddContract(contract);
40 |             }
41 | 
42 |             Console.WriteLine();
43 |             Console.Write("Enter month and year to calculate income (MM/YYYY): ");
44 |             string monthAndYear = Console.ReadLine();
45 |             int month = int.Parse(monthAndYear.Substring(0, 2));
46 |             int year = int.Parse(monthAndYear.Substring(3));
47 |             Console.WriteLine("Name : " + worker.Name);
48 |             Console.WriteLine("Department: " + worker.Department.Name);
49 |             Console.WriteLine("Income for " + monthAndYear + ": " + worker.Income(year, month).ToString("F2", CultureInfo.InvariantCulture));
50 |         }
51 |     }
52 | }
53 | 


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/.gitattributes:
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 1 | ###############################################################################
 2 | # Set default behavior to automatically normalize line endings.
 3 | ###############################################################################
 4 | * text=auto
 5 | 
 6 | ###############################################################################
 7 | # Set default behavior for command prompt diff.
 8 | #
 9 | # This is need for earlier builds of msysgit that does not have it on by
10 | # default for csharp files.
11 | # Note: This is only used by command line
12 | ###############################################################################
13 | #*.cs     diff=csharp
14 | 
15 | ###############################################################################
16 | # Set the merge driver for project and solution files
17 | #
18 | # Merging from the command prompt will add diff markers to the files if there
19 | # are conflicts (Merging from VS is not affected by the settings below, in VS
20 | # the diff markers are never inserted). Diff markers may cause the following 
21 | # file extensions to fail to load in VS. An alternative would be to treat
22 | # these files as binary and thus will always conflict and require user
23 | # intervention with every merge. To do so, just uncomment the entries below
24 | ###############################################################################
25 | #*.sln       merge=binary
26 | #*.csproj    merge=binary
27 | #*.vbproj    merge=binary
28 | #*.vcxproj   merge=binary
29 | #*.vcproj    merge=binary
30 | #*.dbproj    merge=binary
31 | #*.fsproj    merge=binary
32 | #*.lsproj    merge=binary
33 | #*.wixproj   merge=binary
34 | #*.modelproj merge=binary
35 | #*.sqlproj   merge=binary
36 | #*.wwaproj   merge=binary
37 | 
38 | ###############################################################################
39 | # behavior for image files
40 | #
41 | # image files are treated as binary by default.
42 | ###############################################################################
43 | #*.jpg   binary
44 | #*.png   binary
45 | #*.gif   binary
46 | 
47 | ###############################################################################
48 | # diff behavior for common document formats
49 | # 
50 | # Convert binary document formats to text before diffing them. This feature
51 | # is only available from the command line. Turn it on by uncommenting the 
52 | # entries below.
53 | ###############################################################################
54 | #*.doc   diff=astextplain
55 | #*.DOC   diff=astextplain
56 | #*.docx  diff=astextplain
57 | #*.DOCX  diff=astextplain
58 | #*.dot   diff=astextplain
59 | #*.DOT   diff=astextplain
60 | #*.pdf   diff=astextplain
61 | #*.PDF   diff=astextplain
62 | #*.rtf   diff=astextplain
63 | #*.RTF   diff=astextplain
64 | 


--------------------------------------------------------------------------------
/.gitignore:
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  1 | ## Ignore Visual Studio temporary files, build results, and
  2 | ## files generated by popular Visual Studio add-ons.
  3 | 
  4 | # User-specific files
  5 | *.suo
  6 | *.user
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  9 | 
 10 | # User-specific files (MonoDevelop/Xamarin Studio)
 11 | *.userprefs
 12 | 
 13 | # Build results
 14 | [Dd]ebug/
 15 | [Dd]ebugPublic/
 16 | [Rr]elease/
 17 | [Rr]eleases/
 18 | x64/
 19 | x86/
 20 | bld/
 21 | [Bb]in/
 22 | [Oo]bj/
 23 | [Ll]og/
 24 | 
 25 | # Visual Studio 2015 cache/options directory
 26 | .vs/
 27 | # Uncomment if you have tasks that create the project's static files in wwwroot
 28 | #wwwroot/
 29 | 
 30 | # MSTest test Results
 31 | [Tt]est[Rr]esult*/
 32 | [Bb]uild[Ll]og.*
 33 | 
 34 | # NUNIT
 35 | *.VisualState.xml
 36 | TestResult.xml
 37 | 
 38 | # Build Results of an ATL Project
 39 | [Dd]ebugPS/
 40 | [Rr]eleasePS/
 41 | dlldata.c
 42 | 
 43 | # DNX
 44 | project.lock.json
 45 | project.fragment.lock.json
 46 | artifacts/
 47 | 
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 49 | *_p.c
 50 | *_i.h
 51 | *.ilk
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 89 | *.vsp
 90 | *.vspx
 91 | *.sap
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 93 | # TFS 2012 Local Workspace
 94 | $tf/
 95 | 
 96 | # Guidance Automation Toolkit
 97 | *.gpState
 98 | 
 99 | # ReSharper is a .NET coding add-in
100 | _ReSharper*/
101 | *.[Rr]e[Ss]harper
102 | *.DotSettings.user
103 | 
104 | # JustCode is a .NET coding add-in
105 | .JustCode
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107 | # TeamCity is a build add-in
108 | _TeamCity*
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110 | # DotCover is a Code Coverage Tool
111 | *.dotCover
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114 | _NCrunch_*
115 | .*crunch*.local.xml
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119 | *.mm.*
120 | AutoTest.Net/
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129 | DocProject/buildhelp/
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137 | 
138 | # Click-Once directory
139 | publish/
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141 | # Publish Web Output
142 | *.[Pp]ublish.xml
143 | *.azurePubxml
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145 | # but database connection strings (with potential passwords) will be unencrypted
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163 | *.nuget.props
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167 | csx/
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182 | *.[Cc]ache
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195 | node_modules/
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197 | 
198 | # Since there are multiple workflows, uncomment next line to ignore bower_components
199 | # (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
200 | #bower_components/
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260 | __pycache__/
261 | *.pyc


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