109 lines
3.4 KiB
Rust

use crate::{datasources::comments::CommentsDatasource, state::AppState, utils::datetime::*};
use axum::{
extract::{Path, State},
http::StatusCode,
response::IntoResponse,
routing::{get, post},
Json,
};
use chrono::Utc;
use fred::types::{Expiration, SetOptions};
use serde::{Deserialize, Serialize};
#[derive(Deserialize, Serialize, Debug)]
pub struct CommentInputPayload {
pub name: String,
pub body: String,
pub post_id: i32,
}
#[derive(Deserialize, Serialize)]
pub struct CommentPathParams {
id: i32,
}
#[derive(Deserialize, Serialize)]
pub struct Pagination {
pub page_number: i64,
pub page_size: i64,
}
#[derive(sqlx::FromRow, Deserialize, Serialize, Debug, Clone)]
pub struct Comment {
pub comment_id: i32,
pub name: String,
pub body: String,
#[serde(serialize_with = "serialize_datetime")]
#[serde(deserialize_with = "deserialize_datetime")]
pub created_at: Option<chrono::DateTime<Utc>>,
}
pub struct CommentsRoute;
impl CommentsRoute {
pub fn routes(app_state: &AppState) -> axum::Router {
// add more comment routes here!
axum::Router::new()
.route("/post/:id", get(CommentsRoute::get_post_comments))
.route("/add", post(CommentsRoute::insert_comment))
.route("/index", get(CommentsRoute::get_comments_index))
.with_state(app_state.clone())
}
async fn get_post_comments(
State(app_state): State<AppState>,
Path(params): Path<CommentPathParams>,
) -> impl IntoResponse {
let state = app_state.lock().await;
match CommentsDatasource::get_posts_comments(&state.database, params.id).await {
Ok(c) => Ok(Json(c)),
Err(e) => Err((StatusCode::INTERNAL_SERVER_ERROR, e.to_string())),
}
}
async fn insert_comment(
State(app_state): State<AppState>,
Json(input): Json<CommentInputPayload>,
) -> impl IntoResponse {
let state = app_state.lock().await;
match CommentsDatasource::insert_comment(&state.database, input).await {
Ok(c) => {
if let co = &c {
let co = c.clone();
let state = app_state.clone();
tokio::spawn(async move {
tracing::info!("update cache if key already exists!");
let mut s = state.lock().await;
let _ = s
.cache
.set(
format!("comments:{}", co.comment_id),
&co,
Some(Expiration::EX(60 * 15)),
Some(SetOptions::XX),
false,
)
.await;
});
}
Ok((StatusCode::CREATED, Json(c)))
}
Err(e) => Err((StatusCode::INTERNAL_SERVER_ERROR, e.to_string())),
}
}
async fn get_comments_index(
State(app_state): State<AppState>,
Json(pagination): Json<Pagination>,
) -> impl IntoResponse {
let state = app_state.lock().await;
match CommentsDatasource::get_index_comments(&state.database, pagination).await {
Ok(c) => Ok(Json(c)),
Err(e) => Err((StatusCode::INTERNAL_SERVER_ERROR, e.to_string())),
}
}
}