From b2379f2a438ccdb595f2b27199b461d0eaa65693 Mon Sep 17 00:00:00 2001
From: Artemy <artegoser@gmail.com>
Date: Tue, 26 Jul 2022 20:30:45 +0300
Subject: [PATCH] feat: signin api (OS-2)

---
 src/core.rs   | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++
 src/main.rs   |  1 +
 src/routes.rs |  9 ++++++++
 src/types.rs  |  8 +++++++
 4 files changed, 76 insertions(+)

diff --git a/src/core.rs b/src/core.rs
index b9f9167..1631cf6 100644
--- a/src/core.rs
+++ b/src/core.rs
@@ -37,6 +37,64 @@ impl Core {
         self.get_collection(&self.apps).await
     }
 
+    pub async fn signin(&self, name: &String, password: &String) -> serde_json::Value {
+        let response = self.users.find_one(doc! {"name":name}, None).await;
+        match response {
+            Ok(user) => {
+                match user {
+                    Some(user) => {
+                        let pass_hash = self.hash(name.clone() + &password);
+                        if user.get_str("password").unwrap() == pass_hash {
+                            let jwt_info = JwtInfo {
+                                name: name.clone(),
+                                role: user.get_str("role").unwrap().to_string(),
+                                exp: Utc::now().timestamp() + 604800, //week
+                            };
+
+                            let token = encode(
+                                &Header::default(),
+                                &jwt_info,
+                                &EncodingKey::from_secret(self.jwt_secret.as_ref()),
+                            );
+
+                            match token {
+                                Ok(token) => {
+                                    json! ({
+                                        "code":"ok",
+                                        "token":token
+                                    })
+                                }
+                                Err(_) => {
+                                    json! ({
+                                        "code":"err",
+                                        "msg":"Some problem with jwt generation"
+                                    })
+                                }
+                            }
+                        } else {
+                            json! ({
+                                "code":"denied",
+                                "msg":"Wrong password"
+                            })
+                        }
+                    }
+                    None => {
+                        json! ({
+                            "code":"err",
+                            "msg":"User does not exist"
+                        })
+                    }
+                }
+            }
+            Err(_) => {
+                json! ({
+                    "code":"err",
+                    "msg":"User does not exist"
+                })
+            }
+        }
+    }
+
     pub async fn signup(&self, user: &Json<User>) -> serde_json::Value {
         let jwt_info = JwtInfo {
             name: user.name.clone(),
diff --git a/src/main.rs b/src/main.rs
index 7e0ed25..5b8f22d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -45,6 +45,7 @@ async fn main() -> std::io::Result<()> {
             .wrap(cors)
                     .service(routes::apps)
                     .service(routes::signup)
+                    .service(routes::signin),
     })
     .bind(("0.0.0.0", port))
     .expect("Can not bind to port")
diff --git a/src/routes.rs b/src/routes.rs
index 1c0de04..1b88266 100644
--- a/src/routes.rs
+++ b/src/routes.rs
@@ -5,6 +5,15 @@ use actix_web_grants::proc_macro::{has_any_permission, has_permissions};
 pub async fn signup(app_data: web::Data<crate::AppState>, user: web::Json<User>) -> impl Responder {
     response(app_data.core.signup(&user).await)
 }
+
+#[post("/signin")]
+pub async fn signin(
+    app_data: web::Data<crate::AppState>,
+    user: web::Json<UserAuth>,
+) -> impl Responder {
+    response(app_data.core.signin(&user.name, &user.password).await)
+}
+
 #[get("/apps")]
 pub async fn apps(app_data: web::Data<crate::AppState>) -> impl Responder {
     HttpResponse::Ok().json(app_data.core.get_apps().await)
diff --git a/src/types.rs b/src/types.rs
index 98cfd40..55d8f6e 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -15,6 +15,14 @@ pub struct User {
     pub password: String,
     pub email: String,
 }
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct UserAuth {
+    pub name: String,
+    pub password: String,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
 pub struct JwtInfo {
     pub name: String,
     pub role: String,