freechat/server/src/messages.rs

78 lines
2.9 KiB
Rust

use std::borrow::Cow;
use mysql_async::{Pool, params};
use mysql_async::prelude::{Queryable};
use mysql_async::error::Error;
use hyper::{Response, Body, StatusCode};
use serde_json::Value;
use chrono::Utc;
use crate::db_types::{UBigInt};
pub async fn insert_message(pool: &Pool, content: &Value, channel_name: &Value, author_id: UBigInt)
-> Result<(), Error>{
match (content.as_str(), channel_name.as_str()) {
(Some(content), Some(channel)) => {
let conn = pool.get_conn().await?;
let time = Utc::now().timestamp();
conn.prep_exec(
r"INSERT INTO messages
(time, content, author_id, channel_name)
VALUES(:time, :content, :author, :channel)",
params!{
"time" => time,
"content" => content,
"author" => author_id,
"channel" => channel
}).await?;
Ok(())
}
_ => {
let e = Cow::from("Required parameter missing");
Err(Error::Other(e))
}
}
}
pub async fn send_message(pool: &Pool, response: &mut Response<Body>, params: Value) {
/*
* @content: expecting string type
* @id: expecting the channel id that we're posting data to
*/
let content_r = params.get("content");
let channel_name_r = params.get("channel");
// auth module guarantees this will be there in the correct form
let author = params.get("id")
.unwrap().as_u64().unwrap();
match (content_r, channel_name_r) {
(Some(content), Some(channel_name)) => {
match insert_message(pool, content, channel_name, author).await {
Ok(_) => *response.status_mut() = StatusCode::OK,
Err(err) => {
use mysql_async::error::Error::{Server};
println!("\tDB Error::send_message: {:?}", err);
// doing this to avoid client confusion as some input does cause sql errors
if let Server(se) = err {
if se.code == 1452 {
*response.status_mut() = StatusCode::BAD_REQUEST;
*response.body_mut() = Body::from(format!("{} does not exist", channel_name));
}
else {
*response.status_mut() = StatusCode::INTERNAL_SERVER_ERROR;
}
}
else {
*response.status_mut() = StatusCode::INTERNAL_SERVER_ERROR;
}
}
}
},
_ => {
*response.status_mut() = StatusCode::BAD_REQUEST;
*response.body_mut() = Body::from("content/channel missing from json parameters");
}
}
}