Tracking character movement

microservices/CharacterApi/Services/CharacterStore.cs

@@ -21,14 +21,44 @@ public class CharacterStore
 
     public Task CreateAsync(Character character) => _col.InsertOneAsync(character);
 
-    public Task<List<Character>> GetForOwnerAsync(string ownerUserId) =>
-        _col.Find(c => c.OwnerUserId == ownerUserId).ToListAsync();
-
-    public async Task<bool> DeleteForOwnerAsync(string id, string ownerUserId, bool allowAnyOwner)
-    {
-        var filter = Builders<Character>.Filter.Eq(c => c.Id, id);
-        if (!allowAnyOwner)
-        {
+    public Task<List<Character>> GetForOwnerAsync(string ownerUserId) =>
+        _col.Find(c => c.OwnerUserId == ownerUserId).ToListAsync();
+
+    public async Task<Character?> GetForOwnerByIdAsync(string id, string ownerUserId, bool allowAnyOwner)
+    {
+        var filter = Builders<Character>.Filter.Eq(c => c.Id, id);
+        if (!allowAnyOwner)
+        {
+            filter = Builders<Character>.Filter.And(
+                filter,
+                Builders<Character>.Filter.Eq(c => c.OwnerUserId, ownerUserId)
+            );
+        }
+
+        return await _col.Find(filter).FirstOrDefaultAsync();
+    }
+
+    public async Task<bool> UpdateCoordAsync(string id, string ownerUserId, bool allowAnyOwner, Coord coord)
+    {
+        var filter = Builders<Character>.Filter.Eq(c => c.Id, id);
+        if (!allowAnyOwner)
+        {
+            filter = Builders<Character>.Filter.And(
+                filter,
+                Builders<Character>.Filter.Eq(c => c.OwnerUserId, ownerUserId)
+            );
+        }
+
+        var update = Builders<Character>.Update.Set(c => c.Coord, coord);
+        var result = await _col.UpdateOneAsync(filter, update);
+        return result.ModifiedCount > 0;
+    }
+
+    public async Task<bool> DeleteForOwnerAsync(string id, string ownerUserId, bool allowAnyOwner)
+    {
+        var filter = Builders<Character>.Filter.Eq(c => c.Id, id);
+        if (!allowAnyOwner)
+        {
             filter = Builders<Character>.Filter.And(
                 filter,
                 Builders<Character>.Filter.Eq(c => c.OwnerUserId, ownerUserId)

microservices/CharacterApi/Services/LocationsClient.cs

@@ -0,0 +1,35 @@
+using CharacterApi.Models;
+using System.Net;
+using System.Net.Http.Json;
+
+namespace CharacterApi.Services;
+
+public class LocationsClient
+{
+    private readonly HttpClient _http;
+    private readonly string _internalKey;
+
+    public LocationsClient(HttpClient http, IConfiguration cfg)
+    {
+        _http = http;
+        _internalKey = cfg["LocationsApi:InternalKey"] ?? string.Empty;
+    }
+
+    public async Task<(bool Ok, HttpStatusCode Status, string? Body)> UpdatePresenceAsync(
+        string characterId,
+        Coord coord,
+        CancellationToken ct = default)
+    {
+        using var request = new HttpRequestMessage(HttpMethod.Post, "api/locations/presence")
+        {
+            Content = JsonContent.Create(new { characterId, coord })
+        };
+
+        if (!string.IsNullOrWhiteSpace(_internalKey))
+            request.Headers.TryAddWithoutValidation("X-Internal-Key", _internalKey);
+
+        using var response = await _http.SendAsync(request, ct);
+        var body = await response.Content.ReadAsStringAsync(ct);
+        return (response.IsSuccessStatusCode, response.StatusCode, body);
+    }
+}