V13-FE-011: finalize search list layout slice

2026-08-09 02:57:26 +09:00
parent 9efd202e76
commit 6422cb2b13
984 changed files with 120811 additions and 1498 deletions
@@ -0,0 +1,39 @@
+using System.Text;
+using System.Text.Json;
+
+namespace Kbx.Shared.Providers;
+
+public interface IKisAccessTokenProvider { ValueTask<string> GetAsync(bool sandbox, CancellationToken cancellationToken); }
+
+public sealed class KisAccessTokenProvider(HttpClient http, IKbxProviderSecretStore secrets) : IKisAccessTokenProvider
+{
+    private readonly SemaphoreSlim _gate = new(1,1);
+    private string? _token;
+    private DateTimeOffset _expiresAt;
+    private bool _sandbox;
+
+    public async ValueTask<string> GetAsync(bool sandbox, CancellationToken ct)
+    {
+        if (_token is not null && _sandbox == sandbox && DateTimeOffset.UtcNow < _expiresAt.AddMinutes(-5)) return _token;
+        await _gate.WaitAsync(ct);
+        try
+        {
+            if (_token is not null && _sandbox == sandbox && DateTimeOffset.UtcNow < _expiresAt.AddMinutes(-5)) return _token;
+            var appKey = await secrets.GetRequiredAsync("ExternalProviders:Kis:AppKey", ct);
+            var appSecret = await secrets.GetRequiredAsync("ExternalProviders:Kis:AppSecret", ct);
+            var baseUri = sandbox ? "https://openapivts.koreainvestment.com:29443" : "https://openapi.koreainvestment.com:9443";
+            var payload = JsonSerializer.Serialize(new { grant_type="client_credentials", appkey=appKey, appsecret=appSecret });
+            using var req = new HttpRequestMessage(HttpMethod.Post, baseUri + "/oauth2/tokenP") { Content = new StringContent(payload, Encoding.UTF8, "application/json") };
+            using var res = await http.SendAsync(req, ct);
+            res.EnsureSuccessStatusCode();
+            using var doc = JsonDocument.Parse(await res.Content.ReadAsStringAsync(ct));
+            _token = doc.RootElement.GetProperty("access_token").GetString() ?? throw new InvalidOperationException("KIS access_token missing");
+            _sandbox = sandbox;
+            if (doc.RootElement.TryGetProperty("access_token_token_expired", out var exp) && DateTimeOffset.TryParse(exp.GetString(), out var parsed)) _expiresAt = parsed;
+            else if (doc.RootElement.TryGetProperty("expires_in", out var sec) && sec.TryGetInt32(out var seconds)) _expiresAt = DateTimeOffset.UtcNow.AddSeconds(seconds);
+            else _expiresAt = DateTimeOffset.UtcNow.AddHours(24);
+            return _token;
+        }
+        finally { _gate.Release(); }
+    }
+}