Skip to content

Instantly share code, notes, and snippets.

@Dmdv

Dmdv/Startup.cs

Forked from GiorgioG/Startup.cs
Created October 10, 2022 08:28
Show Gist options

  • Select an option

    Learn more about clone URLs
  • Save Dmdv/aa2dfb2aaa2a05f68c5d938c2009edc2 to your computer and use it in GitHub Desktop.

Select an option

Learn more about clone URLs
Save Dmdv/aa2dfb2aaa2a05f68c5d938c2009edc2 to your computer and use it in GitHub Desktop.
Download ZIP

Revisions

  1. @GiorgioG GiorgioG revised this gist Oct 29, 2019. 1 changed file with 5 additions and 5 deletions.
    10 changes: 5 additions & 5 deletions Startup.cs
    View file
    Original file line number Diff line number Diff line change
    @@ -42,13 +42,13 @@ public void Apply(OpenApiSchema schema, SchemaFilterContext context)
    if (schema.Properties == null) return;
    if (schema.Properties.Count == 0) return;

    var allPropKeys = schema.Properties.Keys;
    var dict = new Dictionary<string, OpenApiSchema>();
    foreach (var key in allPropKeys)
    var keys = schema.Properties.Keys;
    var newProperties = new Dictionary<string, OpenApiSchema>();
    foreach (var key in keys)
    {
    dict[key.ToSnakeCase()] = schema.Properties[key];
    newProperties[key.ToSnakeCase()] = schema.Properties[key];
    }

    schema.Properties = dict;
    schema.Properties = newProperties;
    }
    }
  2. @GiorgioG GiorgioG created this gist Oct 29, 2019.
    54 changes: 54 additions & 0 deletions Startup.cs
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,54 @@
    public class Startup
    {
    public void ConfigureServices(IServiceCollection services)
    {
    // ...
    services.AddControllers().AddJsonOptions(options =>
    {
    options.JsonSerializerOptions.PropertyNamingPolicy = new SnakeCasePropertyNamingPolicy();
    });

    services.AddSwaggerGen(c =>
    {
    c.SwaggerDoc("v1", new OpenApiInfo { Title = "My API", Version = "v1"});
    c.SchemaFilter<SnakeCaseSchemaFilter>();
    });
    }
    }
    public class SnakeCasePropertyNamingPolicy : JsonNamingPolicy
    {
    public override string ConvertName(string name)
    {
    return name.ToSnakeCase();
    }
    }

    public static class StringExtensions
    {
    public static string ToSnakeCase(this string str)
    {
    return string.Concat(str.Select((character, index) =>
    index > 0 && char.IsUpper(character)
    ? "_" + character
    : character.ToString()))
    .ToLower();
    }
    }

    public class SnakeCaseSchemaFilter : ISchemaFilter
    {
    public void Apply(OpenApiSchema schema, SchemaFilterContext context)
    {
    if (schema.Properties == null) return;
    if (schema.Properties.Count == 0) return;

    var allPropKeys = schema.Properties.Keys;
    var dict = new Dictionary<string, OpenApiSchema>();
    foreach (var key in allPropKeys)
    {
    dict[key.ToSnakeCase()] = schema.Properties[key];
    }

    schema.Properties = dict;
    }
    }