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use crate::models::{NewProduct, Product, UpdateProduct};
use crate::schema::product::dsl::*;
use crate::TPool;
use actix_web::{web, HttpResponse, Responder};
use diesel::prelude::*;
use log::{error, info};
use serde::Deserialize;
pub async fn new_product(
pool: web::Data<TPool>,
item: web::Json<NewProduct>,
) -> impl Responder {
info!("New product hit: {:?}", item.name);
let conn = pool.get().unwrap();
diesel::insert_into(product)
.values(item.into_inner())
.execute(&conn)
.expect("Coundn't connect to DB");
HttpResponse::Ok().body("Inserted successfully!")
}
pub async fn product_details(
pool: web::Data<TPool>,
product_id: web::Path<i32>,
) -> impl Responder {
let conn = pool.get().unwrap();
let product_id = product_id.into_inner();
info!("Fetching product details for {}", product_id);
let selected_product = product
.filter(id.eq(&product_id))
.limit(1)
.first::<Product>(&conn);
match selected_product {
Ok(m) => {
info!("Found product: {}", product_id);
HttpResponse::Ok().json(m)
}
Err(_) => {
error!("Product not found: {}", product_id);
HttpResponse::NotFound().finish()
}
}
}
pub async fn update_product(
pool: web::Data<TPool>,
product_id: web::Path<i32>,
product_details: web::Json<UpdateProduct>,
) -> impl Responder {
let conn = pool.get().unwrap();
let product_id = product_id.into_inner();
let product_details = product_details.into_inner();
info!("Updating product: {:?}", product_id);
match diesel::update(product.filter(id.eq(product_id)))
.set((
name.eq(product_details.name),
kind.eq(product_details.kind),
price.eq(product_details.price),
description.eq(product_details.description),
))
.execute(&conn)
{
Ok(_) => {
return HttpResponse::Ok().body("Changed product successfully")
}
_ => {
return HttpResponse::InternalServerError()
.body("Unable to update record")
}
}
}
pub async fn get_all_products(pool: web::Data<TPool>) -> impl Responder {
let conn = pool.get().unwrap();
info!("Generating and returning catalog ...");
match product.load::<Product>(&conn) {
Ok(products) => {
return HttpResponse::Ok()
.body(serde_json::to_string(&products).unwrap())
}
Err(_) => {
return HttpResponse::InternalServerError()
.body("Unable to fetch product catalog")
}
}
}
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