src/main.rs

@@ -9,15 +9,13 @@ use hotwatch::{Event, Hotwatch};
 use itertools::Itertools;
 use percent_encoding::{utf8_percent_encode, AsciiSet, CONTROLS};
 use serde::Deserialize;
-use std::collections::HashMap;
+use std::collections::{BTreeMap, HashMap};
 use std::fmt;
-use std::fs::{read_to_string, OpenOptions};
+use std::fs::{File, OpenOptions};
 use std::io::Write;
 use std::sync::{Arc, RwLock};
 use std::time::Duration;
 
-mod template_args;
-
 /// https://url.spec.whatwg.org/#fragment-percent-encode-set
 static FRAGMENT_ENCODE_SET: &AsciiSet =
   &CONTROLS.add(b' ').add(b'"').add(b'<').add(b'>').add(b'`');
@@ -77,20 +75,23 @@ fn hop(
   let data = data.read().unwrap();
 
   match resolve_hop(&query.to, &data.routes, &data.default_route) {
-    (Some(path), args) => HttpResponse::Found()
-      .header(
-        header::LOCATION,
-        data
-          .renderer
-          .render_template(
-            &path,
-            &template_args::query(
-              utf8_percent_encode(&args, FRAGMENT_ENCODE_SET).to_string(),
-            ),
-          )
-          .unwrap(),
-      )
-      .finish(),
+    (Some(path), args) => {
+      let mut template_args = HashMap::new();
+      template_args.insert(
+        "query",
+        utf8_percent_encode(&args, FRAGMENT_ENCODE_SET).to_string(),
+      );
+
+      HttpResponse::Found()
+        .header(
+          header::LOCATION,
+          data
+            .renderer
+            .render_template(&path, &template_args)
+            .unwrap(),
+        )
+        .finish()
+    }
     (None, _) => HttpResponse::NotFound().body("not found"),
   }
 }
@@ -103,7 +104,7 @@ fn hop(
 /// returns the remaining arguments. If none remain, an empty string is given.
 fn resolve_hop(
   query: &str,
-  routes: &HashMap<String, String>,
+  routes: &BTreeMap<String, String>,
   default_route: &Option<String>,
 ) -> (Option<String>, String) {
   let mut split_args = query.split_ascii_whitespace().peekable();
@@ -132,34 +133,23 @@ fn resolve_hop(
 #[get("/")]
 fn index(data: Data<Arc<RwLock<State>>>) -> impl Responder {
   let data = data.read().unwrap();
-  HttpResponse::Ok().body(
-    data
-      .renderer
-      .render(
-        "index",
-        &template_args::hostname(data.public_address.clone()),
-      )
-      .unwrap(),
-  )
+  let mut template_args = HashMap::new();
+  template_args.insert("hostname", &data.public_address);
+  HttpResponse::Ok()
+    .body(data.renderer.render("index", &template_args).unwrap())
 }
 
 #[get("/bunbunsearch.xml")]
 fn opensearch(data: Data<Arc<RwLock<State>>>) -> impl Responder {
   let data = data.read().unwrap();
+  let mut template_args = HashMap::new();
+  template_args.insert("hostname", &data.public_address);
   HttpResponse::Ok()
     .header(
       header::CONTENT_TYPE,
       "application/opensearchdescription+xml",
     )
-    .body(
-      data
-        .renderer
-        .render(
-          "opensearch",
-          &template_args::hostname(data.public_address.clone()),
-        )
-        .unwrap(),
-    )
+    .body(data.renderer.render("opensearch", &template_args).unwrap())
 }
 
 /// Dynamic variables that either need to be present at runtime, or can be
@@ -167,7 +157,7 @@ fn opensearch(data: Data<Arc<RwLock<State>>>) -> impl Responder {
 struct State {
   public_address: String,
   default_route: Option<String>,
-  routes: HashMap<String, String>,
+  routes: BTreeMap<String, String>,
   renderer: Handlebars,
 }
 
@@ -217,14 +207,14 @@ struct Config {
   bind_address: String,
   public_address: String,
   default_route: Option<String>,
-  routes: HashMap<String, String>,
+  routes: BTreeMap<String, String>,
 }
 
 /// Attempts to read the config file. If it doesn't exist, generate one a
 /// default config file before attempting to parse it.
 fn read_config(config_file_path: &str) -> Result<Config, BunBunError> {
-  let config_str = match read_to_string(config_file_path) {
-    Ok(conf_str) => conf_str,
+  let config_file = match File::open(config_file_path) {
+    Ok(file) => file,
     Err(_) => {
       eprintln!(
         "Unable to find a {} file. Creating default!",
@@ -236,13 +226,10 @@ fn read_config(config_file_path: &str) -> Result<Config, BunBunError> {
         .open(config_file_path)
         .expect("Unable to write to directory!");
       fd.write_all(DEFAULT_CONFIG)?;
-      String::from_utf8_lossy(DEFAULT_CONFIG).into_owned()
+      File::open(config_file_path)?
     }
   };
-
-  // Reading from memory is faster than reading directly from a reader for some
-  // reason; see https://github.com/serde-rs/json/issues/160
-  Ok(serde_yaml::from_str(&config_str)?)
+  Ok(serde_yaml::from_reader(config_file)?)
 }
 
 /// Returns an instance with all pre-generated templates included into the

src/template_args.rs

@@ -1,17 +0,0 @@
-use serde::Serialize;
-
-pub fn query(query: String) -> impl Serialize {
-  #[derive(Serialize)]
-  struct TemplateArgs {
-    query: String,
-  }
-  TemplateArgs { query }
-}
-
-pub fn hostname(hostname: String) -> impl Serialize {
-  #[derive(Serialize)]
-  pub struct TemplateArgs {
-    pub hostname: String,
-  }
-  TemplateArgs { hostname }
-}