From b0be6e999a5b1160d8a7cdcf94c36c611fd457d1 Mon Sep 17 00:00:00 2001
From: meeg_leeto <miguelmurca@cumperativa.xyz>
Date: Wed, 23 Mar 2022 19:13:09 +0000
Subject: [PATCH] wip: wrangling warp

---
 Cargo.lock  | 1407 +++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |    5 +
 src/main.rs |   68 ++-
 3 files changed, 1478 insertions(+), 2 deletions(-)
 create mode 100644 Cargo.lock

diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..fba56e4
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+
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+checksum = "d54590932941a9e9266f0832deed84ebe1bf2e4c9e4a3554d393d18f5e854bf9"
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+ "tinyvec",
+]
+
+[[package]]
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+ "idna",
+ "matches",
+ "percent-encoding",
+]
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+ "data-encoding",
+ "idna",
+ "phonenumber",
+ "regex",
+ "semver",
+ "serde_json",
+ "str-utils",
+ "thiserror",
+ "url",
+ "validators-derive",
+ "validators-options",
+]
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+ "educe",
+ "enum-ordinalize",
+ "phonenumber",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "syn",
+ "validators-options",
+]
+
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+ "enum-ordinalize",
+]
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+ "futures-channel",
+ "futures-util",
+ "headers",
+ "http",
+ "hyper",
+ "log",
+ "mime",
+ "mime_guess",
+ "multipart",
+ "percent-encoding",
+ "pin-project",
+ "scoped-tls",
+ "serde",
+ "serde_json",
+ "serde_urlencoded",
+ "tokio",
+ "tokio-stream",
+ "tokio-tungstenite",
+ "tokio-util",
+ "tower-service",
+ "tracing",
+]
+
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+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
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+dependencies = [
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_msvc"
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+[[package]]
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+
+[[package]]
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+version = "0.32.0"
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diff --git a/Cargo.toml b/Cargo.toml
index e9eac08..195176f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,3 +6,8 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+base64 = "0.13.0"
+envy = "0.4.2"
+tokio = { version = "~1.17.0", features = ["full"] }
+validators = "0.24.1"
+warp = "0.3.2"
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..9977505 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,67 @@
-fn main() {
-    println!("Hello, world!");
+use std::{collections::BTreeSet, str::FromStr};
+
+use validators::prelude::*;
+use warp::{Filter, Reply};
+
+#[derive(Debug, Validator)]
+#[validator(base64_url(padding(NotAllow)))]
+struct Base64WithoutPaddingUrl(String);
+
+impl FromStr for Base64WithoutPaddingUrl {
+    type Err = <Self as ValidateString>::Error;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        Self::parse_str(s)
+    }
+}
+
+struct SlugParser {
+    slug_length: usize,
+    slug_chars: BTreeSet<char>,
+}
+
+struct Slug(String);
+
+enum InvalidSlug {
+    TooLong,
+    BadChar,
+}
+
+impl SlugParser {
+    fn slug_from_str(s: &str) -> Result<Slug, InvalidSlug> {
+        todo!()
+    }
+}
+
+async fn shorten<'s>(b64url: &'s str) -> Result<impl Reply, impl Reply> {
+    let url = base64::decode_config(b64url, base64::URL_SAFE_NO_PAD).map_err(|_| {
+        warp::reply::with_status(warp::reply(), warp::http::StatusCode::BAD_REQUEST)
+    })?;
+    todo!();
+    Ok(warp::reply())
+}
+
+macro_rules! unwrap_and_err {
+    ($x: ident) => {
+        
+    };
+}
+
+#[tokio::main]
+async fn main() {
+    // GET /
+    let homepage = warp::path::end().and(warp::fs::file("index.html"));
+
+    // GET /shorten/:Base64WithoutPaddingUrl
+    let shorten = warp::path!("shorten" / Base64WithoutPaddingUrl)
+        .map(|link: Base64WithoutPaddingUrl| shorten(&link.0));
+
+    // GET /l/:Slug
+    let link = warp::path("l")
+        .and(warp::path::param())
+        .map(|slug: String| warp::reply());
+
+    let routes = warp::get().and(homepage.or(shorten).or(link));
+
+    warp::serve(routes).run(([127, 0, 0, 1], 8892)).await;
 }