From cf314e2d96ce3f5e7cebaca6f33fa8ba373ccb2b Mon Sep 17 00:00:00 2001
From: Akshay <nerdy@peppe.rs>
Date: Sun, 27 Dec 2020 12:32:01 +0530
Subject: add userprofile endpoint, fix cors (again?)

---
 backend/src/bin/server.rs     |  2 ++
 backend/src/handlers/users.rs | 53 +++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 53 insertions(+), 2 deletions(-)

diff --git a/backend/src/bin/server.rs b/backend/src/bin/server.rs
index 310914e..135dccc 100644
--- a/backend/src/bin/server.rs
+++ b/backend/src/bin/server.rs
@@ -34,6 +34,7 @@ async fn main() -> std::io::Result<()> {
                 Cors::default()
                     .allowed_origin("http://127.0.0.1:8000")
                     .allowed_origin("http://localhost:8000")
+                    .allowed_origin("https://poly.googleusercontent.com")
                     .allow_any_method()
                     .allow_any_header(),
             )
@@ -46,6 +47,7 @@ async fn main() -> std::io::Result<()> {
             .data(pool.clone())
             .service(
                 web::scope("/user")
+                    .route("/profile", web::get().to(users::user_profile))
                     .route("/existing", web::post().to(users::name_exists))
                     .route("/login", web::post().to(users::login))
                     .route("/logout", web::post().to(users::logout))
diff --git a/backend/src/handlers/users.rs b/backend/src/handlers/users.rs
index a043c1f..8423384 100644
--- a/backend/src/handlers/users.rs
+++ b/backend/src/handlers/users.rs
@@ -1,5 +1,7 @@
-use crate::models::{Customer, NewCustomer};
+use crate::models::{Customer, NewCustomer, Rating, Transaction};
 use crate::schema::customer::dsl::*;
+use crate::schema::rating::dsl as rs;
+use crate::schema::transaction::dsl as ts;
 use crate::TPool;
 
 use actix_identity::Identity;
@@ -7,7 +9,7 @@ use actix_web::{web, HttpResponse, Responder};
 use bcrypt::{hash, verify, DEFAULT_COST};
 use diesel::prelude::*;
 use log::{error, info};
-use serde::Deserialize;
+use serde::{Deserialize, Serialize};
 
 pub async fn new_user(
     pool: web::Data<TPool>,
@@ -146,3 +148,50 @@ pub async fn change_password(
     }
     return HttpResponse::Unauthorized().body("Login first");
 }
+
+#[derive(Serialize)]
+struct UserProfile {
+    pub username: String,
+    pub email_id: String,
+    pub address: Option<String>,
+    pub transactions: Vec<Transaction>,
+    pub ratings_given: i32,
+    pub phone_number: String,
+}
+
+pub async fn user_profile(
+    cookie: Identity,
+    pool: web::Data<TPool>,
+) -> impl Responder {
+    info!("Fetching user profile for {:?}", cookie.identity());
+    let conn = pool.get().unwrap();
+
+    if let Some(uname) = cookie.identity() {
+        let selected_user = customer
+            .filter(username.eq(&uname))
+            .limit(1)
+            .first::<Customer>(&conn)
+            .expect("Couldn't connect to DB");
+        let user_transactions = ts::transaction
+            .filter(ts::customer_id.eq(selected_user.id))
+            .load(&conn)
+            .expect("Couldn't connect to DB");
+        let user_ratings = rs::rating
+            .filter(rs::customer_id.eq(selected_user.id))
+            .load::<Rating>(&conn)
+            .expect("Couldn't connect to DB")
+            .len() as i32;
+        let profile = UserProfile {
+            username: selected_user.username,
+            email_id: selected_user.email_id,
+            address: selected_user.address,
+            transactions: user_transactions,
+            ratings_given: user_ratings,
+            phone_number: selected_user.phone_number,
+        };
+        return HttpResponse::Ok().json(&profile);
+    } else {
+        return HttpResponse::Unauthorized()
+            .body("Need to be logged in to view profile!");
+    }
+}
-- 
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