implement sorting

README.md

@@ -43,11 +43,12 @@ title = "bingus-blog"  # title of the blog
 description = "blazingly fast markdown blog software written in rust memory safe"
 markdown_access = true # allow users to see the raw markdown of a post
                        # endpoint: /posts/<name>.md
+js_enable = true       # enable javascript (required for below 2 options)
 date_format = "RFC3339" # format string used to format dates in the backend
                        # it's highly recommended to leave this as default,
                        # so the date can be formatted by the browser.
                        # format: https://docs.rs/chrono/latest/chrono/format/strftime/index.html#specifiers
-js_enable = true       # enable javascript (required for above)
+default_sort = "date"  # default sorting method ("date" or "name")
 default_color = "#f5c2e7" # default embed color, optional
 
 [rss]
@@ -144,7 +145,7 @@ created_at: 2024-04-18T04:15:26+03:00 # date of writing, this is highly
 # because this is fetched from file stats by default
 #modified_at: ... # see above. this is also fetched from the filesystem
 tags: # tags, or keywords, used in meta and also in the ui
- - lifestyle
+    - lifestyle
 ---
 ```
 
@@ -165,11 +166,11 @@ standard. examples of valid and invalid dates:
 
 ## Routes
 
-- `GET /`: index page, lists posts
-- `GET /posts`: returns a list of all posts with metadata in JSON format
-- `GET /posts/<name>`: view a post
-- `GET /posts/<name>.md`: view the raw markdown of a post
-- `GET /post/*`: redirects to `/posts/*`
+-   `GET /`: index page, lists posts
+-   `GET /posts`: returns a list of all posts with metadata in JSON format
+-   `GET /posts/<name>`: view a post
+-   `GET /posts/<name>.md`: view the raw markdown of a post
+-   `GET /post/*`: redirects to `/posts/*`
 
 ## Cache
 
@@ -190,8 +191,8 @@ there is basically no good reason to not have compression on.
 
 make sure your changes don't cause problems on at least the following browsers:
 
-- links2
-- lynx
-- w3m
-- Firefox
-- Chromium
+-   links2
+-   lynx
+-   w3m
+-   Firefox
+-   Chromium

src/app.rs

@@ -14,7 +14,7 @@ use tower_http::services::ServeDir;
 use tower_http::trace::TraceLayer;
 use tracing::{info, info_span, Span};
 
-use crate::config::{Config, DateFormat};
+use crate::config::{Config, DateFormat, Sort};
 use crate::error::{AppError, AppResult};
 use crate::filters;
 use crate::post::{MarkdownPosts, PostManager, PostMetadata, RenderStats, ReturnedPost};
@@ -35,6 +35,7 @@ struct IndexTemplate<'a> {
     df: &'a DateFormat,
     js: bool,
     color: Option<&'a str>,
+    sort: Sort,
 }
 
 #[derive(Template)]
@@ -72,6 +73,7 @@ async fn index<'a>(
         df: &config.date_format,
         js: config.js_enable,
         color: config.default_color.as_deref(),
+        sort: config.default_sort,
     }
     .into_response())
 }

src/config.rs

@@ -67,14 +67,24 @@ pub enum DateFormat {
     Strftime(String),
 }
 
+#[derive(Serialize, Deserialize, Debug, Clone, Default, Copy, PartialEq, Eq)]
+#[serde(rename_all = "lowercase")]
+#[repr(u8)]
+pub enum Sort {
+    #[default]
+    Date,
+    Name,
+}
+
 #[derive(Serialize, Deserialize, Debug, Clone)]
 #[serde(default)]
 pub struct Config {
     pub title: String,
     pub description: String,
     pub markdown_access: bool,
-    pub date_format: DateFormat,
     pub js_enable: bool,
+    pub date_format: DateFormat,
+    pub default_sort: Sort,
     pub default_color: Option<String>,
     pub rss: RssConfig,
     pub dirs: DirsConfig,
@@ -89,8 +99,9 @@ impl Default for Config {
             title: "bingus-blog".into(),
             description: "blazingly fast markdown blog software written in rust memory safe".into(),
             markdown_access: true,
-            date_format: Default::default(),
             js_enable: true,
+            date_format: Default::default(),
+            default_sort: Default::default(),
             default_color: Some("#f5c2e7".into()),
             // i have a love-hate relationship with serde
             // it was engimatic at first, but then i started actually using it

src/filters.rs

@@ -50,3 +50,7 @@ pub fn collect_tags(posts: &Vec<PostMetadata>) -> Result<Vec<(String, u64)>, ask
 
     Ok(tags)
 }
+
+pub fn join_tags_for_meta(tags: &Vec<String>) -> Result<String, askama::Error> {
+    Ok(tags.join(", "))
+}

static/date.js

@@ -0,0 +1,4 @@
+for (let el of document.querySelectorAll(".date-rfc3339")) {
+	let date = new Date(Date.parse(el.textContent));
+	el.textContent = date.toLocaleString();
+}

static/main.js

@@ -1,4 +1,40 @@
-for (let el of document.querySelectorAll(".date-rfc3339")) {
-	let date = new Date(Date.parse(el.textContent));
-	el.textContent = date.toLocaleString();
+let form = document.getElementById("sort");
+let posts = document.getElementById("posts");
+
+let postsName = document.createElement("div");
+
+function initialSort(source, target) {
+	let posts = [];
+	for (let post of source.children) {
+		let title = post.firstElementChild.innerText;
+		posts.push([title, post.cloneNode(true)]);
+	}
+	posts.sort(([a, _1], [b, _2]) => a.toLocaleLowerCase() > b.toLocaleLowerCase());
+	for (let [_, post] of posts) {
+		target.appendChild(post);
+	}
 }
+
+function sort(by) {
+	console.log("sorting by", by);
+	switch (by) {
+		case "date":
+			posts.style.display = "block";
+			postsName.style.display = "none";
+			break;
+		case "name":
+			postsName.style.display = "block";
+			posts.style.display = "none";
+			break;
+	}
+}
+
+function handleSort() {
+	if (!form) return;
+	for (let el of form.sort) el.addEventListener("change", () => sort(form.sort.value));
+}
+
+initialSort(posts, postsName);
+posts.parentNode.appendChild(postsName);
+handleSort();
+sort(form.sort.value);

static/style.css

@@ -112,6 +112,11 @@ div.post {
 	grid-row: 3;
 }
 
+#sort {
+	display: inline-block;
+	margin-bottom: 1rem;
+}
+
 /* BEGIN cool effect everyone liked */
 
 body {

templates/index.html

@@ -17,6 +17,7 @@
 		{% endif %}
 		<!-- prettier-br -->
 		{% if js %}
+		<script src="/static/date.js" defer></script>
 		<script src="/static/main.js" defer></script>
 		{% endif %}
 	</head>
@@ -25,20 +26,31 @@
 			<h1>{{ title }}</h1>
 			<p>{{ description }}</p>
 			<h2>posts</h2>
-			<!-- prettier-ignore -->
 			<div>
-				{% if posts.is_empty() %}
-				there are no posts right now. check back later!
+				{% if posts.is_empty() %}<!-- prettier-br -->
+				there are no posts right now. check back later!<!-- prettier-br -->
+				{% else %}<!-- prettier-br -->
+				{% if js %}<!-- prettier-br -->
+				sort by:
+				<form id="sort">
+					<input type="radio" name="sort" id="sort-date" value="date" {% if sort == Sort::Date %} checked {% endif %} />
+					<label for="sort-date">date</label>
+					<input type="radio" name="sort" id="sort-name" value="name" {% if sort == Sort::Name %} checked {% endif %} />
+					<label for="sort-name">name</label>
+				</form>
 				{% endif %}<!-- prettier-br -->
-				{% for post in posts %}
-				<div class="post">
-					<a href="/posts/{{ post.name }}"><b>{{ post.title }}</b></a>
-					<span class="post-author">- by {{ post.author }}</span>
-					<br />
-					{{ post.description }}<br />
-					{% call macros::table(post) %}
+				<div id="posts">
+					{% for post in posts %}
+					<div class="post">
+						<a href="/posts/{{ post.name }}"><b>{{ post.title }}</b></a>
+						<span class="post-author">- by {{ post.author }}</span>
+						<br />
+						{{ post.description }}<br />
+						{% call macros::table(post) %}
+					</div>
+					{% endfor %}
 				</div>
-				{% endfor %}
+				{% endif %}<!-- prettier-br -->
 			</div>
 			{% let tags = posts|collect_tags %}<!-- prettier-br -->
 			{% if !tags.is_empty() %}

templates/post.html

@@ -5,7 +5,7 @@
 		<meta charset="UTF-8" />
 		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
 		<meta name="author" content="{{ meta.author }}" />
-		<meta name="keywords" content="{{ meta.tags|join(", ") }}" />
+		<meta name="keywords" content="{{ meta.tags|join_tags_for_meta }}" />
 		<meta name="description" content="{{ meta.title }}" />
 		<!-- you know what I really love? platforms like discord
 			favoring twitter embeds over the open standard. to color