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#![allow(unused)]
use http_server_starter_rust::router::Router;
use itertools::Itertools;
use nom::AsBytes;
use std::collections::HashMap;
use std::fs::File;
use std::io::{self, Read, Write};
use std::net::{IpAddr, Ipv4Addr, SocketAddr, TcpListener, TcpStream};
use std::str::Utf8Error;
use std::sync::{Arc, Mutex};
use std::{str, thread, usize};
use http_server_starter_rust::request::*;
use http_server_starter_rust::response::*;
use http_server_starter_rust::server::*;
use http_server_starter_rust::utils::*;
use http_server_starter_rust::{extractor, http_types::*};
fn handle_echo(request: &Request, ctx: Option<&HashMap<String, String>>) -> Response {
let mut headers = HashMap::new();
let mut echo_string = "".to_string();
let route = match request.method() {
Method::Get(route) | Method::Post(route) | Method::Put(route) => route,
};
if let Some(encoding) = request.get_tag("Accept-Encoding") {
if encoding.as_str() == "gzip" {
headers.insert("Content-Encoding".to_string(), "gzip".to_string());
}
}
for ch in route.chars().skip(1).skip_while(|&ch| ch != '/').skip(1) {
echo_string.push(ch);
}
if echo_string.chars().last().unwrap() == '/' {
echo_string.pop();
}
let len = echo_string.len().to_string();
headers.insert("Content-Type".to_string(), "text/plain".to_string());
headers.insert("Content-Length".to_string(), len);
let body = echo_string;
Response::new(
"1.1".to_string(),
StatusCode::Ok,
Some(Headers(headers)),
Some(body),
)
}
fn handle_post_files(request: &Request, ctx: Option<&HashMap<String, String>>) -> Response {
// Extract the route regardless of the variant
let mut file = "".to_string();
let route = match request.method() {
Method::Get(route) | Method::Post(route) | Method::Put(route) => route,
};
let mut directory = ctx.unwrap().get(&"dir".to_string()).unwrap().clone();
directory.pop(); // remove last slash
for ch in route.chars().skip(1).skip_while(|&ch| ch != '/') {
file.push(ch);
}
if file.chars().last().unwrap() == '/' {
file.pop();
}
let len = file.len().to_string();
let full_path = &(directory + &file);
let bytes = request.body().as_ref().unwrap();
let body = bytes.as_bytes();
match save_bytes_to_file(body, full_path) {
Ok(bytes) => Response::new("1.1".to_string(), StatusCode::Created, None, None),
Err(err) => {
println!("Error: {err}");
Response::new("1.1".to_string(), StatusCode::NotFound, None, None)
}
}
}
fn handle_files(request: &Request, ctx: Option<&HashMap<String, String>>) -> Response {
// Extract the route regardless of the variant
let mut file = "".to_string();
let route = match request.method() {
Method::Get(route) | Method::Post(route) | Method::Put(route) => route,
};
let mut directory = ctx.unwrap().get(&"dir".to_string()).unwrap().clone();
directory.pop(); // remove last slash
for ch in route.chars().skip(1).skip_while(|&ch| ch != '/') {
file.push(ch);
}
if file.chars().last().unwrap() == '/' {
file.pop();
}
let len = file.len().to_string();
let full_path = &(directory + &file);
match read_file_as_bytes(full_path) {
Ok(bytes) => {
let mut headers = HashMap::new();
headers.insert(
"Content-Type".to_string(),
"application/octet-stream".to_string(),
);
headers.insert("Content-Length".to_string(), bytes.len().to_string());
let body = String::from_utf8(bytes).unwrap();
Response::new(
"1.1".to_string(),
StatusCode::Ok,
Some(Headers(headers)),
Some(body),
)
}
Err(_) => Response::new("1.1".to_string(), StatusCode::NotFound, None, None),
}
}
fn handle_user_agent(request: &Request, ctx: Option<&HashMap<String, String>>) -> Response {
let mut headers = HashMap::new();
if let Some(user_agent) = request.get_tag("User-Agent") {
let len = user_agent.len().to_string();
headers.insert("Content-Type".to_string(), "text/plain".to_string());
headers.insert("Content-Length".to_string(), len);
let body = user_agent.to_string();
Response::new(
"1.1".to_string(),
StatusCode::Ok,
Some(Headers(headers)),
Some(body),
)
} else {
println!("User-Agent isn't present in headers");
Response::new("1.1".to_string(), StatusCode::BadRequest, None, None)
}
}
fn handle_success(request: &Request, ctx: Option<&HashMap<String, String>>) -> Response {
Response::new("1.1".to_string(), StatusCode::Ok, None, None).into()
}
fn handle_not_found(request: Request, ctx: Option<&HashMap<String, String>>) -> Response {
Response::new("1.1".to_string(), StatusCode::NotFound, None, None).into()
}
fn main() -> io::Result<()> {
// Collect the command-line arguments
let args: Vec<String> = std::env::args().collect();
let mut dir = "".to_string();
// Check if the correct number of arguments are provided
if args.len() == 3 {
// Parse the arguments
if args[1] == "--directory" {
dir += &args[2];
println!("Directory: {}", dir);
} else {
eprintln!("Unknown argument: {}", args[1]);
eprintln!("Usage: {} --directory <path>", args[0]);
}
} else {
eprintln!("Usage: {} --directory <path>", args[0]);
}
let mut router: Router = Router::new();
let mut ctx = HashMap::new();
dbg!(&dir);
ctx.insert("dir".to_string(), dir);
router
.route(get("/"), handle_success)
.route(get("/echo/:var/"), handle_echo)
.route(get("/user-agent/"), handle_user_agent)
.route(get("/files/:file/"), handle_files)
.route(post("/files/:file/"), handle_post_files);
let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 4221);
let app = Server::new(socket);
app.serve(&router, Some(&ctx))
}
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