feat: Implemented Class Style for ModelGenerator.

src/libs/OpenApiGenerator/Extensions.cs

@@ -1,5 +1,7 @@
+using System.Globalization;
 using H.Generators.Extensions;
 using Microsoft.CodeAnalysis;
+using Microsoft.OpenApi.Any;
 using Microsoft.OpenApi.Models;
 using Microsoft.OpenApi.Readers;
 using OpenApiGenerator.Models;
@@ -50,4 +52,108 @@ public static OpenApiDocument GetOpenApiDocument(
 
         return openApiDocument;
     }
+
+    public static string GetCSharpType(this OpenApiSchema schema)
+    {
+        return (schema.Type, schema.Format) switch
+        {
+            ("boolean", _) => "bool",
+            ("integer", "int32") => "int",
+            ("integer", "int64") => "long",
+            ("number", "float") => "float",
+            ("number", "double") => "double",
+            ("string", "byte") => "byte",
+            ("string", "binary") => "byte[]?",
+            ("string", "date") => "global::System.DateTime",
+            ("string", "date-time") => "global::System.DateTime",
+            ("string", "password") => "string?",
+
+            ("integer", _) => "int",
+            ("number", _) => "double",
+            ("string", _) => "string?",
+            ("object", _) => "object?",
+            ("array", _) => "object[]?",
+            _ => throw new NotSupportedException($"Type {schema.Type} is not supported."),
+        };
+    }
+
+    public static string? GetDefaultValue(this OpenApiSchema schema)
+    {
+        return schema.Default?.GetString();
+    }
+
+    private readonly static string[] NewLine = { "\n" };
+
+    public static string GetSummary(this OpenApiSchema schema)
+    {
+        var summary = schema.Description ?? string.Empty;
+        if (schema.Default != null)
+        {
+            summary += $"\nDefault Value: {schema.Default.GetString()}";
+        }
+        if (schema.Example != null)
+        {
+            summary += $"\nExample: {schema.Example.GetString()}";
+        }
+
+        return summary;
+    }
+
+    public static string GetString(this IOpenApiAny any)
+    {
+        return any switch
+        {
+            OpenApiString @string => @string.Value,
+            OpenApiInteger integer => integer.Value.ToString(CultureInfo.InvariantCulture),
+            OpenApiLong @long => @long.Value.ToString(CultureInfo.InvariantCulture),
+            OpenApiFloat @float => @float.Value.ToString(CultureInfo.InvariantCulture),
+            OpenApiDouble @double => @double.Value.ToString(CultureInfo.InvariantCulture),
+            OpenApiBoolean boolean => boolean.Value.ToString(),
+            OpenApiArray array => $"[{string.Join(", ", array.Select(GetString))}]",
+            OpenApiObject @object => $"{{{string.Join(", ", @object.Select(x => $"{x.Key}: {GetString(x.Value)}"))}}}",
+            _ => string.Empty,
+        };
+    }
+
+    public static string ToXmlDocumentationSummary(
+        this string text,
+        int level = 4)
+    {
+        var lines = text.Split(NewLine, StringSplitOptions.RemoveEmptyEntries);
+        if (lines.Length == 0)
+        {
+            lines = new[] { string.Empty };
+        }
+
+        var spaces = string.Join(string.Empty, Enumerable.Repeat(" ", level));
+
+        return $@"/// <summary>
+{string.Join("\n", lines
+            .Select(line => $"{spaces}/// {line}"))}
+{spaces}/// </summary>";
+    }
+
+    public static string FixClassName(
+        this string propertyName,
+        string className)
+    {
+        return propertyName == className
+            ? $"{propertyName}1"
+            : propertyName;
+    }
+
+    public static string FixUnderscore(
+        this string propertyName)
+    {
+        if (!propertyName.Contains('_'))
+        {
+            return propertyName;
+        }
+
+        return string.Join(
+            string.Empty,
+            propertyName
+                .Split('_')
+                .Select(word => word.ToPropertyName()));
+    }
 }

src/libs/OpenApiGenerator/Generators/ModelGenerator.cs

@@ -1,6 +1,7 @@
 using System.Collections.Immutable;
 using H.Generators.Extensions;
 using Microsoft.CodeAnalysis;
+using Microsoft.OpenApi.Models;
 using OpenApiGenerator.Models;
 
 namespace OpenApiGenerator;
@@ -46,7 +47,18 @@ private static EquatableArray<Model> PrepareData(
                 Name: schema.Key.ToPropertyName(),
                 Namespace: settings.Namespace,
                 Style: settings.ModelStyle,
-                Properties: Array.Empty<Property>().ToImmutableArray()))
+                Properties: schema.Value.Properties
+                    .Select(x => new Property(
+                        Id: x.Key,
+                        Name: x.Key.ToPropertyName()
+                            .FixClassName(schema.Key.ToPropertyName())
+                            .FixUnderscore(),
+                        Type: x.Value.GetCSharpType(),
+                        IsRequired: x.Value.Required.Contains(x.Key),
+                        DefaultValue: x.Value.GetDefaultValue(),
+                        Summary: x.Value.GetSummary()))
+                    .ToImmutableArray(),
+                Summary: schema.Value.GetSummary()))
             .ToImmutableArray();
     }
 

src/libs/OpenApiGenerator/Models/Model.cs

@@ -6,4 +6,5 @@ internal readonly record struct Model(
     string Name,
     string Namespace,
     ModelStyle Style,
-    EquatableArray<Property> Properties);
+    EquatableArray<Property> Properties,
+    string Summary);

src/libs/OpenApiGenerator/Models/Property.cs

@@ -2,4 +2,8 @@ namespace OpenApiGenerator.Models;
 
 internal readonly record struct Property(
     string Id,
-    string Type);
+    string Name,
+    string Type,
+    bool IsRequired,
+    string? DefaultValue,
+    string Summary);

src/libs/OpenApiGenerator/Sources/Sources.Models.cs

@@ -1,3 +1,4 @@
+using H.Generators.Extensions;
 using OpenApiGenerator.Models;
 
 namespace OpenApiGenerator;
@@ -8,6 +9,34 @@ public static string GenerateModel(
         Model model,
         CancellationToken cancellationToken = default)
     {
-        return "//";
+        return model.Style switch
+        {
+            ModelStyle.Class => GenerateClassModel(model, cancellationToken),
+            _ => throw new NotSupportedException($"Model style {model.Style} is not supported."),
+        };
+    }
+
+    public static string GenerateClassModel(
+        Model model,
+        CancellationToken cancellationToken = default)
+    {
+        return $@"
+#nullable enable
+
+namespace {model.Namespace}
+{{
+    {model.Summary.ToXmlDocumentationSummary(level: 4)}
+    public sealed class {model.Name}
+    {{
+{model.Properties.Select(property => @$"
+        {property.Summary.ToXmlDocumentationSummary(level: 8)}
+        [global::System.Text.Json.Serialization.JsonPropertyName(""{property.Id}"")]
+        public{(property.IsRequired ? " required" : "")} {property.Type} {property.Name} {{ get; set; }}{(property.IsRequired || property.DefaultValue == null ? string.Empty : $" = {property.DefaultValue};")}
+").Inject()}
+
+        [global::System.Text.Json.Serialization.JsonExtensionData]
+        public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties {{ get; set; }} = new global::System.Collections.Generic.Dictionary<string, object>();
+    }}
+}}";
     }
 }

src/tests/OpenApiGenerator.SnapshotTests/Snapshots/YamlWithLocalFile/_#G.Models.AbuseResponse.g.verified.cs

@@ -1,2 +1,51 @@
 //HintName: G.Models.AbuseResponse.g.cs
-//
+
+#nullable enable
+
+namespace G
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    public sealed class AbuseResponse
+    {
+        /// <summary>
+        /// Example: US, CA, Mountain View, 1600 Amphitheatre Parkway, 94043
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("address")]
+        public string? Address { get; set; }
+
+        /// <summary>
+        /// Example: US
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("country")]
+        public string? Country { get; set; }
+
+        /// <summary>
+        /// Example: [email protected]
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("email")]
+        public string? Email { get; set; }
+
+        /// <summary>
+        /// Example: Abuse
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("name")]
+        public string? Name { get; set; }
+
+        /// <summary>
+        /// Example: 8.8.8.0/24
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("network")]
+        public string? Network { get; set; }
+
+        /// <summary>
+        /// Example: +1-650-253-0000
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("phone")]
+        public string? Phone { get; set; }
+
+        [global::System.Text.Json.Serialization.JsonExtensionData]
+        public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+    }
+}

src/tests/OpenApiGenerator.SnapshotTests/Snapshots/YamlWithLocalFile/_#G.Models.AsnResponse.g.verified.cs

@@ -1,2 +1,99 @@
 //HintName: G.Models.AsnResponse.g.cs
-//
+
+#nullable enable
+
+namespace G
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    public sealed class AsnResponse
+    {
+        /// <summary>
+        /// Example: AS10507
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("asn")]
+        public string? Asn { get; set; }
+
+        /// <summary>
+        /// Example: Sprint Personal Communications Systems
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("name")]
+        public string? Name { get; set; }
+
+        /// <summary>
+        /// Example: US
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("country")]
+        public string? Country { get; set; }
+
+        /// <summary>
+        /// Example: 1997-02-14
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("allocated")]
+        public string? Allocated { get; set; }
+
+        /// <summary>
+        /// Example: arin
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("registry")]
+        public string? Registry { get; set; }
+
+        /// <summary>
+        /// Example: sprint.net
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("domain")]
+        public string? Domain { get; set; }
+
+        /// <summary>
+        /// Example: 71224576
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("num_ips")]
+        public int NumIps { get; set; }
+
+        /// <summary>
+        /// Example: 66.87.125.0/24
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("route")]
+        public string? Route { get; set; }
+
+        /// <summary>
+        /// Example: isp
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("type")]
+        public string? Type { get; set; }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("prefixes")]
+        public object[]? Prefixes { get; set; }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("prefixes6")]
+        public object[]? Prefixes6 { get; set; }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("peers")]
+        public object[]? Peers { get; set; }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("upstreams")]
+        public object[]? Upstreams { get; set; }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        [global::System.Text.Json.Serialization.JsonPropertyName("downstreams")]
+        public object[]? Downstreams { get; set; }
+
+        [global::System.Text.Json.Serialization.JsonExtensionData]
+        public global::System.Collections.Generic.IDictionary<string, object> AdditionalProperties { get; set; } = new global::System.Collections.Generic.Dictionary<string, object>();
+    }
+}