From cb1b144e48ee357a76f551433d4886f092d259c8 Mon Sep 17 00:00:00 2001
From: David Blajda <blajda@hotmail.com>
Date: Thu, 27 Dec 2018 04:46:10 +0000
Subject: Use a generic client for both helix and kraken

---
 src/namespace/auth.rs | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++
 src/namespace/mod.rs  |  1 +
 2 files changed, 56 insertions(+)
 create mode 100644 src/namespace/auth.rs
 create mode 100644 src/namespace/mod.rs

(limited to 'src/namespace')

diff --git a/src/namespace/auth.rs b/src/namespace/auth.rs
new file mode 100644
index 0000000..577aa92
--- /dev/null
+++ b/src/namespace/auth.rs
@@ -0,0 +1,55 @@
+use std::collections::BTreeMap;
+use crate::models::Credentials;
+use crate::client::Client; 
+const ID_DOMAIN: &'static str = "id.twitch.tv";
+use crate::client::{ClientTrait, ApiRequest};
+use reqwest::Method;
+use std::marker::PhantomData;
+
+pub struct Namespace<T> {
+    client: Client,
+    _type: PhantomData<T>
+}
+
+impl<T> Namespace<T> {
+    pub fn new(client: &Client) -> Self {
+        Namespace {
+            client: client.clone(),
+            _type: PhantomData,
+        }
+    }
+}
+
+pub struct Auth {}
+type AuthNamespace = Namespace<Auth>;
+
+impl AuthNamespace {
+    pub fn client_credentials(self, secret: &str) 
+        -> ApiRequest<Credentials> {
+            use self::client_credentials;
+            client_credentials(self.client, secret)
+        }
+}
+
+impl Client {
+    pub fn auth(&self) -> AuthNamespace {
+        AuthNamespace::new(self)
+    }
+}
+
+//TODO: Implement scopes
+pub fn client_credentials(client: Client, secret: &str)
+    -> ApiRequest<Credentials> {
+
+    let url =
+        String::from("https://") + 
+        ID_DOMAIN + "/oauth2/token";
+
+    let mut params = BTreeMap::new();
+    params.insert("client_id", client.id());
+    params.insert("client_secret", secret);
+    params.insert("grant_type", "client_credentials");
+    params.insert("scope", "");
+    
+    ApiRequest::new(url, params, client.clone(), Method::POST, None)
+}
diff --git a/src/namespace/mod.rs b/src/namespace/mod.rs
new file mode 100644
index 0000000..0e4a05d
--- /dev/null
+++ b/src/namespace/mod.rs
@@ -0,0 +1 @@
+pub mod auth;
-- 
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