// This file is part of Windmark <https://github.com/gemrest/windmark>.
// Copyright (C) 2022-2022 Fuwn <contact@fuwn.me>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 3.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// Copyright (C) 2022-2022 Fuwn <contact@fuwn.me>
// SPDX-License-Identifier: GPL-3.0-only

//! `cargo run --example windmark --features logger`

#[macro_use]
extern crate log;

use windmark::Response;

#[windmark::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
  windmark::Router::new()
    .set_private_key_file("windmark_private.pem")
    .set_certificate_chain_file("windmark_pair.pem")
    .enable_default_logger(true)
    .set_error_handler(|_| Response::PermanentFailure("error...".to_string()))
    .attach(|r| {
      r.mount("/module", |_| Response::Success("This is a module!".into()));
    })
    .set_pre_route_callback(|stream, url, _| {
      info!(
        "accepted connection from {} to {}",
        stream.peer_addr().unwrap().ip(),
        url.to_string()
      )
    })
    .set_post_route_callback(|stream, _url, _| {
      info!(
        "closed connection from {}",
        stream.peer_addr().unwrap().ip()
      )
    })
    .set_header(|_| "```\nART IS COOL\n```".to_string())
    .set_footer(|_| "Copyright 2022".to_string())
    .mount("/", |_| {
      Response::Success(
        "# INDEX\n\nWelcome!\n\n=> /test Test Page\n=> /time Unix Epoch\n"
          .to_string(),
      )
    })
    .mount("/ip", |context| {
      Response::Success(
        { format!("Hello, {}", context.tcp.peer_addr().unwrap().ip()) }.into(),
      )
    })
    .mount("/test", |_| {
      Response::Success("hi there\n=> / back".to_string())
    })
    .mount("/temporary-failure", |_| {
      Response::TemporaryFailure("Woops, temporarily...".into())
    })
    .mount("/time", |_| {
      Response::Success(
        std::time::UNIX_EPOCH
          .elapsed()
          .unwrap()
          .as_nanos()
          .to_string(),
      )
    })
    .mount("/query", |context| {
      Response::Success(format!(
        "queries: {:?}",
        windmark::utilities::queries_from_url(&context.url)
      ))
    })
    .mount("/param/:lang", |context| {
      Response::Success(format!(
        "Parameter lang is {}",
        context.params.get("lang").unwrap()
      ))
    })
    .mount("/names/:first/:last", |context| {
      Response::Success(format!(
        "{} {}",
        context.params.get("first").unwrap(),
        context.params.get("last").unwrap()
      ))
    })
    .mount("/input", |context| {
      if let Some(name) = context.url.query() {
        Response::Success(format!("Your name is {}!", name))
      } else {
        Response::Input("What is your name?".into())
      }
    })
    .mount("/sensitive-input", |context| {
      if let Some(password) = context.url.query() {
        Response::Success(format!("Your password is {}!", password))
      } else {
        Response::SensitiveInput("What is your password?".into())
      }
    })
    .mount("/error", |_| Response::CertificateNotValid("no".into()))
    .mount("/redirect", |_| {
      Response::PermanentRedirect("gemini://localhost/test".into())
    })
    .mount("/file", |_| {
      Response::SuccessFile(include_bytes!("../LICENSE"))
    })
    .run()
    .await
}