Initial commit

.gitattributes

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+# Auto detect text files and perform LF normalization
+* text=auto

.gitignore

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+# Build results
+**/obj/
+**/bin/
+
+
+# Rider
+.idea/
+.idea/*
+
+
+# OS-specific files
+.DS_Store
+.DS_Store?
+
+Mailgen.sln.DotSettings.user

Example/Example.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFramework>net8.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <ProjectReference Include="..\Mailgen\Mailgen.csproj"/>
+    </ItemGroup>
+
+</Project>

Example/Item.cs

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+namespace Example;
+
+public class Item
+{
+    public string Name { get; set; }
+    public string Description { get; set; }
+    public string Price { get; set; }
+}

Example/Program.cs

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+using Example;
+using Mailgen;
+using Mailgen.Dtos;
+using Mailgen.Templates.Models;
+
+var projectPath = Environment.CurrentDirectory;
+
+
+var createMailGeneratorDto = new CreateMailGeneratorDto
+{
+    Options = new TemplateOptionsModel
+    {
+        Product = new ProductModel
+        {
+            CopyrightLeft = "© 2024",
+            CopyrightRight = "All rights reserved.",
+            Link = "https://github.com/hsndmr",
+            Name = "Example Product"
+        }
+    }
+};
+
+
+// receipt.html
+var mailGenerator = new MailGenerator(new HtmlGeneratorFactory(), createMailGeneratorDto);
+var generateMailDto = new GenerateMailDto<Item>
+{
+    Body = new TemplateBodyModel<Item>
+    {
+        Title = "Hi John Appleseed,",
+        Intros =
+        [
+            "Your order has been processed successfully."
+        ],
+        Tables = new List<TableModel<Item>>
+        {
+            new()
+            {
+                Columns =
+                [
+                    new TableColumnModel<Item>
+                    {
+                        Header = "Item",
+                        ValueSelector = item => item.Name,
+                        Width = "20%"
+                    },
+                    new TableColumnModel<Item>
+                    {
+                        Header = "Description",
+                        ValueSelector = item => item.Description
+                    },
+                    new TableColumnModel<Item>
+                    {
+                        Header = "Price",
+                        ValueSelector = item => item.Price,
+                        Width = "15%",
+                        Align = "right"
+                    }
+                ],
+                Rows =
+                [
+                    new Item
+                    {
+                        Name = "Node.js",
+                        Description = "Event-driven I/O server-side JavaScript environment based on V8.",
+                        Price = "$10.99"
+                    },
+                    new Item
+                    {
+                        Name = "Mailgen",
+                        Description = "A .NET library for generating HTML emails.",
+                        Price = "$1.99"
+                    }
+                ]
+            }
+        },
+        Actions =
+        [
+            new ActionModel
+            {
+                Instructions = "You can check the status of your order and more in your dashboard:",
+                Button = new ButtonModel
+                {
+                    Color = "#22BC66",
+                    Text = "Go to Dashboard",
+                    Link = "https://github.com/hsndmr"
+                }
+            }
+        ],
+        Outro =
+        [
+            "We thank you for your purchase."
+        ],
+        Signature = "Yours truly"
+    }
+};
+var receipt = await mailGenerator.GenerateMail(generateMailDto);
+var mailPath = Path.Combine(projectPath, "receipt.html");
+File.WriteAllText(mailPath, receipt);
+
+
+// reset.html
+
+var generateMailForResetDto = new GenerateMailDto<Item>
+{
+    Body = new TemplateBodyModel<Item>
+    {
+        Title = "Hi John Appleseed,",
+        Intros =
+        [
+            "You have received this email because a password reset request for your account was received."
+        ],
+        Actions =
+        [
+            new ActionModel
+            {
+                Instructions = "Click the button below to reset your password:",
+                Button = new ButtonModel
+                {
+                    Color = "#DC4D2F",
+                    Text = "Reset your password",
+                    Link = "https://github.com/hsndmr"
+                }
+            }
+        ],
+        Outro =
+        [
+            "If you did not request a password reset, no further action is required on your part."
+        ]
+    }
+};
+var reset = await mailGenerator.GenerateMail(generateMailForResetDto);
+var resetMailPath = Path.Combine(projectPath, "reset.html");
+File.WriteAllText(resetMailPath, reset);

Mailgen.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Mailgen", "Mailgen\Mailgen.csproj", "{ED7E8A8C-A5FB-4CAD-A112-402CA224E1A7}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Example", "Example\Example.csproj", "{82343FCE-A388-474E-B5FD-C5E8E1841A31}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MailgenTest", "MailgenTest\MailgenTest.csproj", "{040457EC-C67F-4532-8B89-06FBCD5DDF7A}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{ED7E8A8C-A5FB-4CAD-A112-402CA224E1A7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{ED7E8A8C-A5FB-4CAD-A112-402CA224E1A7}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{ED7E8A8C-A5FB-4CAD-A112-402CA224E1A7}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{ED7E8A8C-A5FB-4CAD-A112-402CA224E1A7}.Release|Any CPU.Build.0 = Release|Any CPU
+		{82343FCE-A388-474E-B5FD-C5E8E1841A31}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{82343FCE-A388-474E-B5FD-C5E8E1841A31}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{82343FCE-A388-474E-B5FD-C5E8E1841A31}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{82343FCE-A388-474E-B5FD-C5E8E1841A31}.Release|Any CPU.Build.0 = Release|Any CPU
+		{040457EC-C67F-4532-8B89-06FBCD5DDF7A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{040457EC-C67F-4532-8B89-06FBCD5DDF7A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{040457EC-C67F-4532-8B89-06FBCD5DDF7A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{040457EC-C67F-4532-8B89-06FBCD5DDF7A}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal

Mailgen/Dtos/CreateMailGeneratorDto.cs

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+using Mailgen.Templates.Models;
+
+namespace Mailgen.Dtos;
+
+public class CreateMailGeneratorDto
+{
+    public TemplateOptionsModel Options { get; set; }
+}

Mailgen/Dtos/GenerateMailDto.cs

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+using Mailgen.Templates.Models;
+
+namespace Mailgen.Dtos;
+
+public class GenerateMailDto<TRow>
+{
+    public TemplateBodyModel<TRow> Body { get; set; }
+}

Mailgen/HtmlGeneratorFactory.cs

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+using Microsoft.AspNetCore.Components.Web;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+
+namespace Mailgen;
+
+public class HtmlGeneratorFactory : IHtmlGeneratorFactory
+{
+    public HtmlRenderer Create()
+    {
+        IServiceCollection services = new ServiceCollection();
+        services.AddLogging();
+        IServiceProvider serviceProvider = services.BuildServiceProvider();
+        var loggerFactory = serviceProvider.GetRequiredService<ILoggerFactory>();
+        var htmlRenderer = new HtmlRenderer(serviceProvider, loggerFactory);
+
+        return htmlRenderer;
+    }
+}

Mailgen/IHtmlGeneratorFactory.cs

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+using Microsoft.AspNetCore.Components.Web;
+
+namespace Mailgen;
+
+public interface IHtmlGeneratorFactory
+{
+    public HtmlRenderer Create();
+}

Mailgen/MailGenerator.cs

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+using Mailgen.Dtos;
+using Mailgen.Templates;
+using Mailgen.Templates.Models;
+using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components.Web;
+
+namespace Mailgen;
+
+public class MailGenerator(IHtmlGeneratorFactory htmlGeneratorFactory, CreateMailGeneratorDto createMailGeneratorDto)
+{
+    private readonly HtmlRenderer _htmlRenderer = htmlGeneratorFactory.Create();
+
+    public async Task<string> GenerateMail<TRow>(GenerateMailDto<TRow> generateMailDto)
+    {
+        var templateModel = new TemplateModel<TRow>
+        {
+            Options = createMailGeneratorDto.Options,
+            Body = generateMailDto.Body
+        };
+
+        return await _htmlRenderer.Dispatcher.InvokeAsync(async () =>
+        {
+            var dictionary = new Dictionary<string, object?>
+            {
+                ["TemplateModel"] = templateModel
+            };
+
+            var parameters = ParameterView.FromDictionary(dictionary);
+            var output = await _htmlRenderer.RenderComponentAsync(GetTemplate<TRow>(), parameters);
+
+            return output.ToHtmlString();
+        });
+    }
+
+
+    private Type GetTemplate<TRow>()
+    {
+        return typeof(DefaultTemplate<TRow>);
+    }
+
+    public async ValueTask DisposeAsync()
+    {
+        await _htmlRenderer.DisposeAsync();
+    }
+}

Mailgen/Mailgen.csproj

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+<Project Sdk="Microsoft.NET.Sdk.Razor">
+    <PropertyGroup>
+        <TargetFramework>net8.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+    </PropertyGroup>
+    <ItemGroup>
+        <PackageReference Include="Microsoft.AspNetCore.Components.Web" Version="8.0.6"/>
+        <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0"/>
+    </ItemGroup>
+    <ItemGroup>
+        <Folder Include="Templates\Components\"/>
+    </ItemGroup>
+</Project>

Mailgen/Templates/BaseTemplate.razor

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+@using Mailgen.Templates.Models
+@typeparam TRow
+
+@code {
+    [Parameter] public TemplateModel<TRow> TemplateModel { get; set; }
+
+    protected IDictionary<string, object> GetColumnAttributes(TableColumnModel<TRow> column)
+    {
+        var attributes = new Dictionary<string, object>();
+        if (column.Width != null)
+        {
+            attributes["width"] = column.Width;
+        }
+
+        var textAlign = column.Align ?? "left";
+
+        attributes["style"] = $"padding:0 5px;border-bottom:1px solid #EDEFF2; text-align: {textAlign};{GetCommonStyle()}";
+
+
+        return attributes;
+    }
+
+
+    protected IDictionary<string, object> GetRowAttributes(TableColumnModel<TRow> column)
+    {
+        var attributes = new Dictionary<string, object>();
+
+        var textAlign = column.Align ?? "left";
+        attributes["style"] = $"text-align: {textAlign};padding:10px 5px;color:#74787E;font-size:15px;line-height:18px;{GetCommonStyle()}";
+
+
+        return attributes;
+    }
+
+
+    protected string GetCommonStyle()
+    {
+        return "font-family:Arial, 'Helvetica Neue', Helvetica, sans-serif;box-sizing:border-box;-webkit-box-sizing:border-box";
+    }
+
+
+    protected string GetPTagStyle()
+    {
+        return "margin-top:0;color: #74787E;font-size: 16px;line-height: 1.5em;";
+    }
+
+}