add html integrated in rust file

Cargo.lock

@@ -21,9 +21,9 @@ checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "axum"
-version = "0.6.0"
+version = "0.5.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "744864363a200a5e724a7e61bc8c11b6628cf2e3ec519c8a1a48e609a8156b40"
+checksum = "acee9fd5073ab6b045a275b3e709c163dd36c90685219cb21804a147b58dba43"
 dependencies = [
  "async-trait",
  "axum-core",
@@ -39,10 +39,8 @@ dependencies = [
  "mime",
  "percent-encoding",
  "pin-project-lite",
- "rustversion",
  "serde",
  "serde_json",
- "serde_path_to_error",
  "serde_urlencoded",
  "sync_wrapper",
  "tokio",
@@ -54,9 +52,9 @@ dependencies = [
 
 [[package]]
 name = "axum-core"
-version = "0.3.0"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79b8558f5a0581152dc94dcd289132a1d377494bdeafcd41869b3258e3e2ad92"
+checksum = "37e5939e02c56fecd5c017c37df4238c0a839fa76b7f97acdd7efb804fd181cc"
 dependencies = [
  "async-trait",
  "bytes",
@@ -64,7 +62,6 @@ dependencies = [
  "http",
  "http-body",
  "mime",
- "rustversion",
  "tower-layer",
  "tower-service",
 ]
@@ -75,6 +72,15 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "block-buffer"
+version = "0.10.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69cce20737498f97b993470a6e536b8523f0af7892a4f928cceb1ac5e52ebe7e"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "bytes"
 version = "1.3.0"
@@ -87,6 +93,35 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "cpufeatures"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "28d997bd5e24a5928dd43e46dc529867e207907fe0b239c3477d924f7f2ca320"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "crypto-common"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
+
+[[package]]
+name = "digest"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8168378f4e5023e7218c89c891c0fd8ecdb5e5e4f18cb78f38cf245dd021e76f"
+dependencies = [
+ "block-buffer",
+ "crypto-common",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -135,6 +170,16 @@ dependencies = [
  "pin-utils",
 ]
 
+[[package]]
+name = "generic-array"
+version = "0.14.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bff49e947297f3312447abdca79f45f4738097cc82b06e72054d2223f601f1b9"
+dependencies = [
+ "typenum",
+ "version_check",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.2.8"
@@ -236,6 +281,16 @@ version = "0.2.137"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc7fcc620a3bff7cdd7a365be3376c97191aeaccc2a603e600951e452615bf89"
 
+[[package]]
+name = "lock_api"
+version = "0.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "435011366fe56583b16cf956f9df0095b405b82d76425bc8981c0e22e60ec4df"
+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
+
 [[package]]
 name = "log"
 version = "0.4.17"
@@ -256,9 +311,9 @@ dependencies = [
 
 [[package]]
 name = "matchit"
-version = "0.6.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dfc802da7b1cf80aefffa0c7b2f77247c8b32206cc83c270b61264f5b360a80"
+checksum = "73cbba799671b762df5a175adf59ce145165747bb891505c43d09aefbbf38beb"
 
 [[package]]
 name = "memchr"
@@ -316,6 +371,29 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
 
+[[package]]
+name = "parking_lot"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4dc9e0dc2adc1c69d09143aff38d3d30c5c3f0df0dad82e6d25547af174ebec0"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-sys",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.2.0"
@@ -408,6 +486,15 @@ dependencies = [
  "getrandom",
 ]
 
+[[package]]
+name = "redox_syscall"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
+dependencies = [
+ "bitflags",
+]
+
 [[package]]
 name = "regex"
 version = "1.7.0"
@@ -433,10 +520,38 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
 
 [[package]]
-name = "rustversion"
+name = "rust-embed"
-version = "1.0.9"
+version = "6.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97477e48b4cf8603ad5f7aaf897467cf42ab4218a38ef76fb14c2d6773a6d6a8"
+checksum = "283ffe2f866869428c92e0d61c2f35dfb4355293cdfdc48f49e895c15f1333d1"
+dependencies = [
+ "rust-embed-impl",
+ "rust-embed-utils",
+ "walkdir",
+]
+
+[[package]]
+name = "rust-embed-impl"
+version = "6.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31ab23d42d71fb9be1b643fe6765d292c5e14d46912d13f3ae2815ca048ea04d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "rust-embed-utils",
+ "syn",
+ "walkdir",
+]
+
+[[package]]
+name = "rust-embed-utils"
+version = "7.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1669d81dfabd1b5f8e2856b8bbe146c6192b0ba22162edc738ac0a5de18f054"
+dependencies = [
+ "sha2",
+ "walkdir",
+]
 
 [[package]]
 name = "ryu"
@@ -444,6 +559,21 @@ version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4501abdff3ae82a1c1b477a17252eb69cee9e66eb915c1abaa4f44d873df9f09"
 
+[[package]]
+name = "same-file"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93fc1dc3aaa9bfed95e02e6eadabb4baf7e3078b0bd1b4d7b6b0b68378900502"
+dependencies = [
+ "winapi-util",
+]
+
+[[package]]
+name = "scopeguard"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
+
 [[package]]
 name = "serde"
 version = "1.0.147"
@@ -475,15 +605,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "serde_path_to_error"
-version = "0.1.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "184c643044780f7ceb59104cef98a5a6f12cb2288a7bc701ab93a362b49fd47d"
-dependencies = [
- "serde",
-]
-
 [[package]]
 name = "serde_urlencoded"
 version = "0.7.1"
@@ -503,11 +624,23 @@ dependencies = [
  "axum",
  "once_cell",
  "rand",
+ "rust-embed",
  "serde",
  "tokio",
  "tracing-subscriber",
 ]
 
+[[package]]
+name = "sha2"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "82e6b795fe2e3b1e845bafcb27aa35405c4d47cdfc92af5fc8d3002f76cebdc0"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "sharded-slab"
 version = "0.1.4"
@@ -517,6 +650,15 @@ dependencies = [
  "lazy_static",
 ]
 
+[[package]]
+name = "signal-hook-registry"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e51e73328dc4ac0c7ccbda3a494dfa03df1de2f46018127f60c693f2648455b0"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "smallvec"
 version = "1.10.0"
@@ -566,10 +708,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d76ce4a75fb488c605c54bf610f221cea8b0dafb53333c1a67e8ee199dcd2ae3"
 dependencies = [
  "autocfg",
+ "bytes",
  "libc",
+ "memchr",
  "mio",
  "num_cpus",
+ "parking_lot",
  "pin-project-lite",
+ "signal-hook-registry",
  "socket2",
  "tokio-macros",
  "winapi",
@@ -690,6 +836,12 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
 
+[[package]]
+name = "typenum"
+version = "1.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.5"
@@ -702,6 +854,23 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
 
+[[package]]
+name = "version_check"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
+
+[[package]]
+name = "walkdir"
+version = "2.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "808cf2735cd4b6866113f648b791c6adc5714537bc222d9347bb203386ffda56"
+dependencies = [
+ "same-file",
+ "winapi",
+ "winapi-util",
+]
+
 [[package]]
 name = "want"
 version = "0.3.0"
@@ -734,6 +903,15 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
+[[package]]
+name = "winapi-util"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"

Cargo.toml

@@ -6,9 +6,10 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-axum = { version = "0.6.0", features = ["http1", "json", "tokio"] }
+axum = "0.5.17"
-tokio = { version = "1.0", features = ["macros", "rt-multi-thread"] }
+tokio = { version = "1.0", features = ["full"] }
 tracing-subscriber = { version = "0.3.16", features = ["env-filter"] }
 serde = { version = "1.0", features = ["derive"] }
 once_cell = "1.8.0"
 rand = "0.8.4"
+rust-embed = "6.4.2"

index.html

@@ -10,7 +10,7 @@
 
 <select id="person">
     <option selected disabled>Who is drawing?</option>
-    __OPTIONS__
+___REPLACE_BY_PERSONS___
 </select>
 
 <div id="result"></div>
@@ -25,7 +25,7 @@
 
         console.log(options);
 
-        fetch("api", options)
+        fetch("/secret-santa-api/", options)
             .then(response => response.text())
             .then(text => {
                 document.getElementById("result").textContent = `Your draw: ${text}`;

nginx.conf

@@ -4,8 +4,10 @@ server {
     #
     # server_name whatever.tld;
 
+    # index.html stored in /srv/http/whatever.tld/secret-santa/index.html
+    location /secret-santa { root /srv/http/whatever.tld; }
     # app running on localhost with the port hardcoded in main.rs
-    location /secret-santa/ { proxy_pass http://localhost:3067/; }
+    location /secret-santa-api/ { proxy_pass http://localhost:3067/secret-santa-api; }
 
     # SSL config...
 }

src/main.rs

@@ -1,13 +1,21 @@
 use axum::{
-    response::Html,
     routing::{get, post},
-    Json, Router,
+    Json,
+    response::{Html, IntoResponse},
+    Router,
+    http::{header, HeaderValue, Request, Response, StatusCode},
+    body::{Body, BoxBody}
 };
 use once_cell::sync::Lazy;
 use rand::{thread_rng, Rng};
 use serde::Deserialize;
 use std::net::SocketAddr;
 use tokio::sync::Mutex;
+use rust_embed::RustEmbed;
+
+#[derive(RustEmbed)]
+#[folder = "./"]
+struct Asset;
 
 #[tokio::main]
 async fn main() {
@@ -15,9 +23,8 @@ async fn main() {
 
     // build our application with some routes
     let app = Router::new()
-        .route("/", get(|| async { Html(INDEX_HTML.as_str()) }))
+        .route("/secret-santa-api", post(input))
-        .route("/api", post(input));
+        .route("/", get(root));
-
     // run it with hyper
     let addr = SocketAddr::from(([127, 0, 0, 1], 3067));
     axum::Server::bind(&addr)
@@ -26,15 +33,6 @@ async fn main() {
         .unwrap();
 }
 
-static INDEX_HTML: Lazy<String> = Lazy::new(|| {
-    let content = include_str!("index.html");
-    let options: String = everyone()
-        .into_iter()
-        .map(|person| format!(r#"<option value="{person}">{person}</option>"#))
-        .collect();
-    content.replace("__OPTIONS__", &options)
-});
-
 static STATE: Lazy<Mutex<State>> = Lazy::new(Mutex::default);
 
 struct State {
@@ -81,3 +79,15 @@ async fn input(Json(input): Json<Input>) -> String {
         }
     }
 }
+
+pub async fn root() -> Response<BoxBody> {
+    let data_index_html = Asset::get("index.html").unwrap();
+
+    let index_html = String::from_utf8_lossy(&data_index_html.data);
+    let mut persons_dropdown = String::new();
+    for person in everyone() {
+        let dropdown = format!("<option value=\"{}\">{}</option>\n", person, person);
+        persons_dropdown.push_str(&dropdown);
+    }
+    return Html(index_html.replace("___REPLACE_BY_PERSONS___", &persons_dropdown)).into_response();
+}