feat: zap2boost

PayForReactions/AlbyApi.cs

@@ -0,0 +1,45 @@
+using System.Net.Http.Headers;
+using Newtonsoft.Json;
+
+namespace PayForReactions;
+
+public class AlbyApi
+{
+    private readonly HttpClient _client;
+
+    public AlbyApi(HttpClient client, Config config)
+    {
+        _client = client;
+        _client.BaseAddress = new("https://api.getalby.com");
+        _client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue(config.Alby.Type, config.Alby.Token);
+    }
+
+    public async Task<long> GetBalance()
+    {
+        var json = await _client.GetStringAsync("/balance");
+        var obj = JsonConvert.DeserializeObject<BalanceResponse>(json);
+        return (long?)obj?.Balance ?? 0L;
+    }
+
+    public async Task<bool> PayInvoice(string pr)
+    {
+        var rsp = await _client.PostAsync("/payments/bolt11", new StringContent(JsonConvert.SerializeObject(new
+        {
+            invoice = pr
+        }), new MediaTypeHeaderValue("application/json")));
+
+        return rsp.IsSuccessStatusCode;
+    }
+
+    class BalanceResponse
+    {
+        [JsonProperty("balance")]
+        public decimal Balance { get; init; }
+
+        [JsonProperty("currency")]
+        public string Currency { get; init; } = "BTC";
+
+        [JsonProperty("unit")]
+        public string Unit { get; init; } = "sat";
+    }
+}