Added a way to directly set headers on request

It'll be used (for example) for changing auth token with time, or when requesting on behalf with an oauth token

Author: Elanis

Dysnomia.Common.WebAPIWrapper/WebAPIQuerier.cs

@@ -16,7 +16,7 @@ public WebAPIQuerier(IHttpClientFactory clientFactory, Dictionary<string, string
 			_defaultHeaders = defaultHeaders;
 		}
 
-		private HttpClient GetClient() {
+		private HttpClient GetClient(Dictionary<string, string> headers = null) {
 			var client = _clientFactory.CreateClient();
 
 			if (_defaultHeaders != null) {
@@ -25,6 +25,12 @@ private HttpClient GetClient() {
 				}
 			}
 
+			if (headers != null) {
+				foreach (var header in headers) {
+					client.DefaultRequestHeaders.Add(header.Key, header.Value);
+				}
+			}
+
 			return client;
 		}
 
@@ -45,34 +51,34 @@ protected async Task ThrowAPIErrors(HttpResponseMessage response) {
 			}
 		}
 
-		protected async Task<string> GetString(string url) {
-			var response = await GetClient().GetAsync(url);
+		protected async Task<string> GetString(string url, Dictionary<string, string> headers = null) {
+			var response = await GetClient(headers).GetAsync(url);
 
 			await this.ThrowAPIErrors(response);
 
 			return await response.Content.ReadAsStringAsync();
 		}
 
-		protected async Task<T> Get<T>(string url) {
-			return JsonSerializer.Deserialize<T>(await GetString(url));
+		protected async Task<T> Get<T>(string url, Dictionary<string, string> headers = null) {
+			return JsonSerializer.Deserialize<T>(await GetString(url, headers));
 		}
 
-		protected async Task Post(string url, HttpContent content) {
-			var response = await GetClient().PostAsync(url, content);
+		protected async Task Post(string url, HttpContent content, Dictionary<string, string> headers = null) {
+			var response = await GetClient(headers).PostAsync(url, content);
 
 			await this.ThrowAPIErrors(response);
 		}
 
-		protected async Task<string> PostString(string url, HttpContent content) {
-			var response = await GetClient().PostAsync(url, content);
+		protected async Task<string> PostString(string url, HttpContent content, Dictionary<string, string> headers = null) {
+			var response = await GetClient(headers).PostAsync(url, content);
 
 			await this.ThrowAPIErrors(response);
 
 			return await response.Content.ReadAsStringAsync();
 		}
 
-		protected async Task<T> Post<T>(string url, HttpContent content) {
-			return JsonSerializer.Deserialize<T>(await PostString(url, content));
+		protected async Task<T> Post<T>(string url, HttpContent content, Dictionary<string, string> headers = null) {
+			return JsonSerializer.Deserialize<T>(await PostString(url, content, headers));
 		}
 	}
 }