From 5cfdb0eb26e4c3c2b087378c8b882c0eff0409af Mon Sep 17 00:00:00 2001
From: Akshay <nerdy@peppe.rs>
Date: Wed, 16 Dec 2020 20:01:13 +0530
Subject: add cart endpoints, rework testing files

---
 src/handlers/cart_items.rs | 111 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 src/handlers/cart_items.rs

(limited to 'src/handlers/cart_items.rs')

diff --git a/src/handlers/cart_items.rs b/src/handlers/cart_items.rs
new file mode 100644
index 0000000..62cab75
--- /dev/null
+++ b/src/handlers/cart_items.rs
@@ -0,0 +1,111 @@
+use crate::models::{AddCartItem, CartItem, Customer, Product};
+use crate::schema::product::dsl as prod;
+use crate::schema::{cart_items::dsl::*, customer::dsl::*};
+use crate::TPool;
+
+use actix_identity::Identity;
+use actix_web::{web, HttpResponse, Responder};
+use diesel::prelude::*;
+use log::{error, info};
+use serde::Deserialize;
+
+#[derive(Deserialize, Debug)]
+pub struct AddToCart {
+    product_id: i32,
+}
+
+pub async fn add_to_cart(
+    cookie: Identity,
+    item_details: web::Json<AddToCart>,
+    pool: web::Data<TPool>,
+) -> impl Responder {
+    info!("Add to cart hit: {:?}", item_details.product_id);
+    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 new_cart_item = AddCartItem {
+            cart_id: selected_user.id,
+            product_id: item_details.product_id,
+        };
+        diesel::insert_into(cart_items)
+            .values(new_cart_item)
+            .execute(&conn)
+            .expect("Coundn't connect to DB");
+        HttpResponse::Ok().body("Inserted successfully!")
+    } else {
+        error!("Unauthorized add to cart action!");
+        return HttpResponse::Unauthorized()
+            .body("Need to be logged in to add to cart!");
+    }
+}
+
+#[derive(Deserialize, Debug)]
+pub struct RemoveFromCart {
+    product_id: i32,
+}
+
+pub async fn remove_from_cart(
+    cookie: Identity,
+    item_details: web::Json<RemoveFromCart>,
+    pool: web::Data<TPool>,
+) -> impl Responder {
+    info!("Remove from cart hit: {:?}", item_details.product_id);
+    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");
+
+        diesel::delete(
+            cart_items
+                .filter(cart_id.eq(selected_user.id))
+                .filter(product_id.eq(item_details.product_id)),
+        )
+        .execute(&conn)
+        .expect("Coundn't connect to DB");
+        HttpResponse::Ok().body("Removed successfully!")
+    } else {
+        error!("Unauthorized add to cart action!");
+        return HttpResponse::Unauthorized()
+            .body("Need to be logged in to add to cart!");
+    }
+}
+
+pub async fn get_user_cart_items(
+    cookie: Identity,
+    pool: web::Data<TPool>,
+) -> impl Responder {
+    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_cart_items = cart_items
+            .filter(cart_id.eq(selected_user.id))
+            .load::<CartItem>(&conn)
+            .expect("Couldn't connect to DB");
+        let cart_products = user_cart_items
+            .into_iter()
+            .map(|item| {
+                prod::product
+                    .filter(prod::id.eq(item.product_id))
+                    .limit(1)
+                    .first::<Product>(&conn)
+                    .expect("Couldn't connect to db")
+            })
+            .collect::<Vec<_>>();
+        return HttpResponse::Ok()
+            .body(serde_json::to_string(&cart_products).unwrap());
+    } else {
+        return HttpResponse::Unauthorized()
+            .body("Need to be logged in to add to cart!");
+    }
+}
-- 
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