cdb/src/routes/item/mod.rs
2024-06-21 21:14:45 +02:00

125 lines
3.1 KiB
Rust

use rocket::serde::json::Json;
use rocket::State;
use rocket::{get, post};
use serde::Deserialize;
use serde_json::json;
use crate::db::ItemDB;
use crate::variant::Variant;
use super::{api_error, ApiError, FallibleApiResponse};
pub fn item_does_not_exist_error() -> ApiError {
api_error("The item does not exist")
}
pub fn variant_does_not_exist_error() -> ApiError {
api_error("The item does not exist")
}
#[derive(Debug, Deserialize)]
pub struct DemandForm {
uuid: String,
destination: String,
price: String,
}
#[post("/demand", data = "<f>")]
pub async fn demand_route(f: Json<DemandForm>) -> FallibleApiResponse {
let uuid = Variant::demand(
&f.uuid,
f.price
.clone()
.try_into()
.map_err(|()| api_error("Price malformed"))?,
&f.destination,
)
.await
.ok_or_else(|| api_error("Demand failed"))?;
Ok(json!({"uuid": uuid}))
}
#[derive(Deserialize, Debug)]
pub struct SupplyForm {
item: String,
variant: String,
amount: Option<usize>,
price: String,
origin: String,
}
#[post("/supply", data = "<form>")]
pub async fn supply_route(form: Json<SupplyForm>, itemdb: &State<ItemDB>) -> FallibleApiResponse {
println!("{form:?}");
let variant = itemdb
.get_item(&form.item)
.ok_or_else(item_does_not_exist_error)?
.variant(&form.variant)
.ok_or_else(variant_does_not_exist_error)?;
let transaction_id = variant
.supply(
form.amount.unwrap_or(1),
form.price
.clone()
.try_into()
.map_err(|()| api_error("Price malformed"))?,
&form.origin,
)
.await;
Ok(json!({"uuid": transaction_id}))
}
#[get("/items")]
pub fn get_items_route(itemdb: &State<ItemDB>) -> serde_json::Value {
let items = itemdb.items();
json!({"items": items})
}
#[get("/item/<item_id>/variants")]
pub fn item_variants_page(item_id: &str, itemdb: &State<ItemDB>) -> FallibleApiResponse {
let item = itemdb
.get_item(item_id)
.ok_or_else(item_does_not_exist_error)?;
let variants = item.get_variants();
Ok(json!({
"item": item_id,
"variants": variants
}))
}
#[get("/item/<item_id>/<variant_id>/supply")]
pub async fn supply_log_route(
item_id: &str,
variant_id: &str,
itemdb: &State<ItemDB>,
) -> FallibleApiResponse {
let variant = itemdb
.get_item(item_id)
.ok_or_else(item_does_not_exist_error)?
.variant(variant_id)
.ok_or_else(variant_does_not_exist_error)?;
let transactions = variant.supply_log().await;
Ok(json!(transactions))
}
#[get("/item/<item_id>/<variant_id>/demand")]
pub async fn demand_log_route(
item_id: &str,
variant_id: &str,
itemdb: &State<ItemDB>,
) -> FallibleApiResponse {
let variant = itemdb
.get_item(item_id)
.ok_or_else(item_does_not_exist_error)?
.variant(variant_id)
.ok_or_else(variant_does_not_exist_error)?;
let transactions = variant.demand_log().await;
Ok(json!(transactions))
}