From 300842e81a99db6da103f146d33eb47f43efc683 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Fri, 2 Dec 2022 11:04:34 +0800
Subject: ...

---
 .../CrupestApi/CrupestApi.Commons/Json.cs          | 40 ++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 docker/crupest-api/CrupestApi/CrupestApi.Commons/Json.cs

(limited to 'docker/crupest-api/CrupestApi/CrupestApi.Commons/Json.cs')

diff --git a/docker/crupest-api/CrupestApi/CrupestApi.Commons/Json.cs b/docker/crupest-api/CrupestApi/CrupestApi.Commons/Json.cs
new file mode 100644
index 0000000..0ec3ff0
--- /dev/null
+++ b/docker/crupest-api/CrupestApi/CrupestApi.Commons/Json.cs
@@ -0,0 +1,40 @@
+using System.Text;
+using System.Text.Json;
+
+namespace CrupestApi.Commons;
+
+
+public static class CrupestApiJsonExtensions
+{
+    public static IServiceCollection AddJsonOptions(this IServiceCollection services)
+    {
+        services.AddOptions<JsonSerializerOptions>();
+        services.Configure<JsonSerializerOptions>(config =>
+        {
+            config.AllowTrailingCommas = true;
+            config.PropertyNameCaseInsensitive = true;
+            config.PropertyNamingPolicy = JsonNamingPolicy.CamelCase;
+        });
+
+        return services;
+    }
+
+
+    public static async Task WriteJsonAsync<T>(this HttpResponse response, T bodyObject, int statusCode = 200, HttpResponseAction? beforeWriteBody = null, CancellationToken cancellationToken = default)
+    {
+        var jsonOptions = response.HttpContext.RequestServices.GetRequiredService<JsonSerializerOptions>();
+        byte[] json = JsonSerializer.SerializeToUtf8Bytes<T>(bodyObject, jsonOptions);
+
+        var byteCount = json.Length;
+        response.StatusCode = statusCode;
+        response.Headers.ContentType = "application/json; charset=utf-8";
+        response.Headers.ContentLength = byteCount;
+
+        if (beforeWriteBody is not null)
+        {
+            await beforeWriteBody(response);
+        }
+
+        await response.Body.WriteAsync(json, cancellationToken);
+    }
+}
-- 
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