Add contact feature

BeauFindlay/src/BeauFindlay.Shared/Abstractions/Error.cs

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+namespace BeauFindlay.Shared.Abstractions;
+
+public record Error(string Code, string Message)
+{
+    public static readonly Error None = new(string.Empty, string.Empty);
+    public static readonly Error NullValue = new("Error.NullValue", "Null value was provided.");
+}

BeauFindlay/src/BeauFindlay.Shared/Abstractions/Result.cs

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+using System.Diagnostics.CodeAnalysis;
+
+namespace BeauFindlay.Shared.Abstractions;
+
+public class Result
+{
+    protected Result(bool isSuccess, Error error)
+    {
+        switch (isSuccess)
+        {
+            case true when error != Error.None:
+                throw new InvalidOperationException("Successful result cannot contain an error.");
+            case false when error == Error.None:
+                throw new InvalidOperationException("Failed result must contain an error.");
+            default:
+                IsSuccess = isSuccess;
+                Error = error;
+                break;
+        }
+    }
+
+    public bool IsSuccess { get; }
+
+    public bool IsFailure => !IsSuccess;
+
+    public Error Error { get; }
+
+    public static Result Success()
+    {
+        return new Result(true, Error.None);
+    }
+
+    public static Result Failure(Error error)
+    {
+        return new Result(false, error);
+    }
+
+    public static Result<TValue> Success<TValue>(TValue value)
+    {
+        return new Result<TValue>(value, true, Error.None);
+    }
+
+    public static Result<TValue> Failure<TValue>(Error error)
+    {
+        return new Result<TValue>(default, false, error);
+    }
+
+    protected static Result<TValue> Create<TValue>(TValue? value)
+    {
+        return value is not null ? Success(value) : Failure<TValue>(Error.NullValue);
+    }
+}
+
+public sealed class Result<TValue>(TValue? value, bool isSuccess, Error error)
+    : Result(isSuccess, error)
+{
+    [NotNull]
+    public TValue Value => IsSuccess
+        ? value!
+        : throw new InvalidOperationException("The value of a failure result can not be accessed.");
+
+    public static implicit operator Result<TValue>(TValue? value)
+    {
+        return Create(value);
+    }
+}

BeauFindlay/src/BeauFindlay.Shared/BeauFindlay.Shared.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net8.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+    </PropertyGroup>
+
+    <ItemGroup>
+      <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    </ItemGroup>
+
+</Project>

BeauFindlay/src/BeauFindlay.Shared/Contracts/ErrorResponse.cs

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+using System.Net;
+using Newtonsoft.Json;
+
+namespace BeauFindlay.Shared.Contracts;
+
+public sealed class ErrorResponse
+{
+    [JsonProperty("code")]
+    public int Code { get; set; }
+
+    [JsonProperty("message")]
+    public string Message { get; set; } = string.Empty;
+
+    public static ErrorResponse Generic => new ErrorResponse
+    {
+        Code = (int)HttpStatusCode.BadRequest,
+        Message = "Opps... something went wrong."
+    };
+}

BeauFindlay/src/BeauFindlay.Shared/Contracts/SendContactEmailRequest.cs

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+namespace BeauFindlay.Shared.Contracts;
+
+public record SendContactEmailRequest(string Name, string FromEmail, string Message, string RecaptchaResponse);