[csharp] [courses_steps_csv] Kickstart base

examples/csharp/csharp-courses_steps_csv-01_base/csharp-courses_steps_csv-01_base.sln

@@ -0,0 +1,56 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.6.30114.105
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{8B7D4918-2C37-4F16-B355-8EF19B1E23F8}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CoursesStepsCsv", "src\CoursesStepsCsv\CoursesStepsCsv.csproj", "{C6E9F888-08F3-4D4B-9AEB-919F615C988F}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{C8A13F5C-212F-4163-885A-01C093B26450}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CoursesStepsCsv.Tests", "test\CoursesStepsCsv.Tests\CoursesStepsCsv.Tests.csproj", "{C6D93799-5C86-410F-A957-1A531A757DAE}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|Any CPU = Release|Any CPU
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|x64.Build.0 = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|x86.Build.0 = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|x64.ActiveCfg = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|x64.Build.0 = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|x86.ActiveCfg = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|x86.Build.0 = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|x64.Build.0 = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|x86.Build.0 = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|x64.ActiveCfg = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|x64.Build.0 = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|x86.ActiveCfg = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|x86.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F} = {8B7D4918-2C37-4F16-B355-8EF19B1E23F8}
+		{C6D93799-5C86-410F-A957-1A531A757DAE} = {C8A13F5C-212F-4163-885A-01C093B26450}
+	EndGlobalSection
+EndGlobal

examples/csharp/csharp-courses_steps_csv-01_base/src/CoursesStepsCsv/CourseStepsGetController.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text.Json;
+using Microsoft.VisualBasic.FileIO;
+
+namespace CodelyTv.CoursesStepsCsv
+{
+    public sealed class CourseStepsGetController
+    {
+        private readonly Platform platform;
+
+        public CourseStepsGetController(Platform platform)
+        {
+            this.platform = platform;
+        }
+
+        public string Get(string courseId)
+        {
+            var csv = platform.FindCourseSteps(courseId);
+
+            var results = "[";
+
+            var lines = csv.Split(Environment.NewLine, StringSplitOptions.RemoveEmptyEntries);
+
+            for (int i = 0; i < lines.Length; i++)
+            {
+                var row = lines[i].Split(',');
+
+                var type = row[1];
+                var duration = 0.0;
+                var points = 0.0;
+
+                if (type == "video")
+                {
+                    duration = int.Parse(row[3]) * 1.1;
+                }
+
+                if (type == "quiz")
+                {
+                    duration = int.Parse(row[2]) * 0.5; // 0.5 = time in minutes per question
+                }
+
+                if (type != "video" && type != "quiz")
+                {
+                    continue;
+                }
+
+                if (type == "video")
+                {
+                    points = int.Parse(row[3]) * 1.1 * 100;
+                }
+
+                if (type == "quiz")
+                {
+                    points = int.Parse(row[2]) * 0.5 * 10;
+                }
+
+                var step = new Step
+                {
+                    Id = row[0],
+                    Type = row[1],
+                    Duration = duration,
+                    Points = points
+                };
+
+                results += JsonSerializer.Serialize(step, new JsonSerializerOptions
+                {
+                    PropertyNamingPolicy = JsonNamingPolicy.CamelCase
+                });
+
+                if (i != lines.Length - 1)
+                {
+                    results += ",";
+                }
+            }
+            results += "]";
+
+            return results;
+        }
+    }
+}

examples/csharp/csharp-courses_steps_csv-01_base/src/CoursesStepsCsv/CoursesStepsCsv.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>

examples/csharp/csharp-courses_steps_csv-01_base/src/CoursesStepsCsv/Platform.cs

@@ -0,0 +1,9 @@
+using System;
+
+namespace CodelyTv.CoursesStepsCsv
+{
+    public interface Platform
+    {
+        string FindCourseSteps(string courseId);
+    }
+}

examples/csharp/csharp-courses_steps_csv-01_base/src/CoursesStepsCsv/Step.cs

@@ -0,0 +1,11 @@
+
+namespace CodelyTv.CoursesStepsCsv
+{
+    public sealed class Step
+    {
+        public string Id { get; set; }
+        public string Type { get; set; }
+        public double Duration { get; set; }
+        public double Points { get; set; }
+    }
+}

examples/csharp/csharp-courses_steps_csv-01_base/test/CoursesStepsCsv.Tests/CourseStepsGetControllerShould.cs

@@ -0,0 +1,63 @@
+using System;
+using Xunit;
+using Moq;
+
+namespace CodelyTv.CoursesStepsCsv.Tests
+{
+    public class CourseStepsGetControllerShould
+    {
+        private readonly Mock<Platform> platform;
+        private readonly CourseStepsGetController courseStepsGetController;
+        public CourseStepsGetControllerShould()
+        {
+            platform = new Mock<Platform>();
+            courseStepsGetController = new CourseStepsGetController(platform.Object);
+        }
+
+        [Fact]
+        public void ReturnEmptyStepList()
+        {
+            var courseId = "8fe17ce6-1d33-4b6b-a27c-4e0d1f870a19";
+            var emptyCsv = "";
+
+            GivenPlatformReturnsCourseStepCsv(courseId, emptyCsv);
+
+            var actualCourseSteps = courseStepsGetController.Get(courseId);
+
+            Assert.Equal("[]", actualCourseSteps);
+        }
+
+        [Fact]
+        public void ReturnExistingCourseSteps()
+        {
+            var courseId = "8fe17ce6-1d33-4b6b-a27c-4e0d1f870a19";
+            var csv = String.Join(
+                Environment.NewLine,
+                "1,video,,13",
+                "2,quiz,5,");
+            GivenPlatformReturnsCourseStepCsv(courseId, csv);
+
+            var results = courseStepsGetController.Get(courseId);
+
+            var expected = "[{\"id\":\"1\",\"type\":\"video\",\"duration\":14.3,\"points\":1430},{\"id\":\"2\",\"type\":\"quiz\",\"duration\":2.5,\"points\":25}]";
+            Assert.Equal(expected, results);
+        }
+
+        [Fact]
+        public void IgnoreStepsWithInvalidType()
+        {
+            var courseId = "8fe17ce6-1d33-4b6b-a27c-4e0d1f870a19";
+            var csv = "1,survey,,13";
+            GivenPlatformReturnsCourseStepCsv(courseId, csv);
+
+            var results = courseStepsGetController.Get(courseId);
+
+            Assert.Equal("[]", results);
+        }
+
+        private void GivenPlatformReturnsCourseStepCsv(string courseId, string csv)
+        {
+            platform.Setup(x => x.FindCourseSteps(courseId)).Returns(csv);
+        }
+    }
+}

examples/csharp/csharp-courses_steps_csv-01_base/test/CoursesStepsCsv.Tests/CoursesStepsCsv.Tests.csproj

@@ -0,0 +1,28 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+    <RootNamespace>CodelyTv.CoursesStepsCsv.Tests</RootNamespace>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.7.1" />
+    <PackageReference Include="xunit" Version="2.4.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="coverlet.collector" Version="1.3.0">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="Moq" Version="4.13.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\src\CoursesStepsCsv\CoursesStepsCsv.csproj" />
+  </ItemGroup>
+
+</Project>

examples/csharp/csharp-courses_steps_csv-02_semantics/csharp-courses_steps_csv-02_semantics.sln

@@ -0,0 +1,56 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.6.30114.105
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{8B7D4918-2C37-4F16-B355-8EF19B1E23F8}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CoursesStepsCsv", "src\CoursesStepsCsv\CoursesStepsCsv.csproj", "{C6E9F888-08F3-4D4B-9AEB-919F615C988F}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{C8A13F5C-212F-4163-885A-01C093B26450}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CoursesStepsCsv.Tests", "test\CoursesStepsCsv.Tests\CoursesStepsCsv.Tests.csproj", "{C6D93799-5C86-410F-A957-1A531A757DAE}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|Any CPU = Release|Any CPU
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|x64.Build.0 = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Debug|x86.Build.0 = Debug|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|x64.ActiveCfg = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|x64.Build.0 = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|x86.ActiveCfg = Release|Any CPU
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F}.Release|x86.Build.0 = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|x64.Build.0 = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Debug|x86.Build.0 = Debug|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|x64.ActiveCfg = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|x64.Build.0 = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|x86.ActiveCfg = Release|Any CPU
+		{C6D93799-5C86-410F-A957-1A531A757DAE}.Release|x86.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{C6E9F888-08F3-4D4B-9AEB-919F615C988F} = {8B7D4918-2C37-4F16-B355-8EF19B1E23F8}
+		{C6D93799-5C86-410F-A957-1A531A757DAE} = {C8A13F5C-212F-4163-885A-01C093B26450}
+	EndGlobalSection
+EndGlobal