1 files changed, 130 insertions, 0 deletions
diff --git a/src/IOL.VippsEcommerce/Models/VippsConfiguration.cs b/src/IOL.VippsEcommerce/Models/VippsConfiguration.cs
new file mode 100644
index 0000000..5411ebc
--- /dev/null
+++ b/src/IOL.VippsEcommerce/Models/VippsConfiguration.cs
@@ -0,0 +1,130 @@
+using System;
+
+namespace IOL.VippsEcommerce.Models
+{
+	/// <summary>
+	/// Configuration fields for the vipps api and integration.
+	/// </summary>
+	public class VippsConfiguration
+	{
+		/// <summary>
+		/// Url for the vipps api.
+		/// <example>https://apitest.vipps.no</example>
+		/// <example>https://api.vipps.no</example>
+		/// <para>Corresponding environment variable name: VIPPS_API_URL</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_API_URL)]
+		public string ApiUrl { get; set; }
+
+		/// <summary>
+		/// Client ID for the merchant (the "username")
+		/// <para>Corresponding environment variable name: VIPPS_CLIENT_ID</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_CLIENT_ID)]
+		public string ClientId { get; set; }
+
+		/// <summary>
+		/// Client Secret for the merchant (the "password")
+		/// <para>Corresponding environment variable name: VIPPS_CLIENT_SECRET</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_CLIENT_SECRET)]
+		public string ClientSecret { get; set; }
+
+		/// <summary>
+		///	Primary subscription key for the API product. The primary subscription key take precedence over the secondary subscription key.
+		/// <para>Corresponding environment variable name: VIPPS_SUBSCRIPTION_KEY_PRIMARY</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_SUBSCRIPTION_KEY_PRIMARY)]
+		public string PrimarySubscriptionKey { get; set; }
+
+		/// <summary>
+		///	Secondary subscription key for the API product. The primary subscription key take precedence over the secondary subscription key.
+		/// <para>Corresponding environment variable name: VIPPS_SUBSCRIPTION_KEY_SECONDARY</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_SUBSCRIPTION_KEY_SECONDARY)]
+		public string SecondarySubscriptionKey { get; set; }
+
+		/// <summary>
+		/// The Merchant Serial Number (MSN) is a unique id for the sale unit that this payment is made for.
+		/// <para>Corresponding environment variable name: VIPPS_MSN</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_MSN)]
+		public string MerchantSerialNumber { get; set; }
+
+		/// <summary>
+		/// The name of the ecommerce solution. One word in lowercase letters is good.
+		/// <para>Corresponding environment variable name: VIPPS_SYSTEM_NAME</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_SYSTEM_NAME)]
+		public string SystemName { get; set; }
+
+		/// <summary>
+		/// The version number of the ecommerce solution.
+		/// <para>Corresponding environment variable name: VIPPS_SYSTEM_VERSION</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_SYSTEM_VERSION)]
+		public string SystemVersion { get; set; }
+
+		/// <summary>
+		/// The name of the ecommerce plugin (if applicable). One word in lowercase letters is good.
+		/// <para>Corresponding environment variable name: VIPPS_SYSTEM_PLUGIN_NAME</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_SYSTEM_PLUGIN_NAME)]
+		public string SystemPluginName { get; set; }
+
+		/// <summary>
+		/// The version number of the ecommerce plugin (if applicable).
+		/// <para>Corresponding environment variable name: VIPPS_SYSTEM_PLUGIN_VERSION</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_SYSTEM_PLUGIN_VERSION)]
+		public string SystemPluginVersion { get; set; }
+
+		/// <summary>
+		/// Optional path to a writable directory wherein a credential cache file can be placed.
+		/// <para>Corresponding environment variable name: VIPPS_CACHE_PATH</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_CACHE_PATH)]
+		public string CredentialsCacheFilePath { get; set; }
+
+		/// <summary>
+		/// Optional key for AES encryption of the credential cache file.
+		/// <para>Corresponding environment variable name: VIPPS_CACHE_KEY</para>
+		/// </summary>
+		[VippsConfigurationKeyName(VippsConfigurationKeyNames.VIPPS_CACHE_KEY)]
+		public string CacheEncryptionKey { get; set; }
+
+		/// <summary>
+		/// Use environment variables for configuration.
+		/// <para>If this is true, all requested properties are looked for in the environment.</para>
+		/// </summary>
+		public bool UseEnvironment { get; set; }
+
+		/// <summary>
+		/// Get value from configuration, either from Dependency injection or from the environment.
+		/// </summary>
+		/// <param name="key">Configuration key.</param>
+		/// <param name="fallback">Fallback value if the key is not found or empty.</param>
+		/// <returns>A string containing the configuration value (or a fallback).</returns>
+		public string GetValue(string key, string fallback = default) {
+			if (UseEnvironment) {
+				return Environment.GetEnvironmentVariable(key) ?? fallback;
+			}
+
+			foreach (var prop in typeof(VippsConfiguration).GetProperties()) {
+				foreach (var attribute in prop.CustomAttributes) {
+					foreach (var argument in attribute.ConstructorArguments) {
+						if (argument.Value as string == key) {
+							var value = prop.GetValue(this, null)?.ToString();
+#if DEBUG
+							Console.WriteLine("Key: " + key + " Value: " + value);
+#endif
+							return value;
+						}
+					}
+				}
+			}
+
+			return default;
+		}
+	}
+}
+\ No newline at end of file