quests: ReportProgressAsync + generated DTOs

Quests/ReportQuestProgressRequest.cs

@@ -0,0 +1,16 @@
+// Code generated by apigen. DO NOT EDIT.
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using System.Collections.Generic;
+
+namespace RudderSdk.Core.Models.Quests;
+
+public class ReportQuestProgressRequest
+{
+    [JsonProperty("amount")]
+    public long Amount { get; set; }
+
+    [JsonProperty("metric")]
+    public string Metric { get; set; }
+
+}

Quests/ReportQuestProgressResponse.cs

@@ -0,0 +1,13 @@
+// Code generated by apigen. DO NOT EDIT.
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using System.Collections.Generic;
+
+namespace RudderSdk.Core.Models.Quests;
+
+public class ReportQuestProgressResponse
+{
+    [JsonProperty("completedQuestIds")]
+    public List<string> CompletedQuestIds { get; set; }
+
+}

Services/QuestsService.cs

@@ -34,4 +34,16 @@ public sealed class QuestsService
             "/sdk/v1/quests/claim",
             new ClaimQuestRequest { QuestId = questId },
             cancellationToken);
+
+    /// <summary>Reports progress for a metric and returns the ids of quests completed by this report.</summary>
+    public async Task<IReadOnlyList<string>> ReportProgressAsync(string metric, long amount, CancellationToken cancellationToken = default)
+    {
+        var response = await _client.SendAsync<ReportQuestProgressRequest, ReportQuestProgressResponse>(
+            "POST",
+            "/sdk/v1/quests/progress",
+            new ReportQuestProgressRequest { Metric = metric, Amount = amount },
+            cancellationToken).ConfigureAwait(false);
+
+        return response?.CompletedQuestIds ?? new List<string>();
+    }
 }