Add first-tag colour to blog posts

blog-dev-1.rockspec

@@ -9,11 +9,12 @@ description = {
 }
 dependencies = {
 	"arrr ~> 2.2",
-	"glass ~> 1.3",
 	"cmark ~> 0.29",
 	"fun ~> 0.1",
+	"glass ~> 1.3",
 	"lua-cjson ~> 2.1",
 	"restia",
+	"rgbstr",
 	"scaffold ~> 1.1",
 	"shapeshift ~> 1.1",
 	"skooma",

css/site.css

@@ -0,0 +1,70 @@
+blog-post[hidden] {
+	display: none;
+}
+
+.summary {
+	font-size: .8em;
+	font-style: italic;
+	opacity: .6;
+	transition: opacity .3s;
+	tab-stop: 0;
+}
+
+.summary:is(:hover, :focus) {
+	opacity: 1;
+}
+
+blog-post {
+	display: block;
+}
+
+blog-post + blog-post {
+	margin-top: 2em;
+}
+
+@layer post-tags {
+	post-tag > a {
+		position: relative;
+		text-decoration: none;
+		color: inherit;
+		padding: .2em;
+		line-height: 1em;
+		padding-left: 1.2em;
+		transition: all .3s;
+		display: inline-block;
+	}
+
+	post-tag > a::before, post-tag > a::after {
+		z-index: -1;
+		display: block;
+		content: '';
+		border-radius: .2em;
+		top: .4em;
+		left: .2em;
+		width: .6em;
+		height: .6em;
+		position: absolute;
+		background: var(--color);
+		transition: all .3s;
+	}
+
+	post-tag > a:hover {
+		color: white;
+	}
+
+	post-tag > a:hover::before {
+		display: block;
+		content: '';
+		border-radius: .2em;
+		top: 0;
+		left: 0;
+		width: 100%;
+		height: 100%;
+		position: absolute;
+		background: var(--color);
+	}
+
+	post-tag > a:hover::after {
+		background: color-mix(in srgb, var(--color) 60%, white);
+	}
+}

javascript/BlogPost.js

@@ -0,0 +1,18 @@
+import element from 'https://cdn.jsdelivr.net/gh/darkwiiplayer/js@3724b3e/element.js'
+
+element(class BlogPost extends HTMLElement {
+	connectedCallback() {
+		this.filter()
+	}
+
+	get tags() {
+		return new Set(Array.from(this.querySelectorAll("post-tag")).map(e => e.innerText))
+	}
+
+	filter() {
+		const search = new URL(document.location).searchParams
+		if (search.has("tag")) {
+			this.hidden = !this.tags.has(search.get("tag"))
+		}
+	}
+})

lib/posts.lua

@@ -46,7 +46,11 @@ for file in restia.utils.files(params.input, "^./posts/.*%.md$") do
 	post.head.timestamp = parsedate(post.head.date)
 
 	if "string" == type(post.head.tags) then
-		post.head.tags = string.split(post.head.tags, "%a+")
+		post.head.tags = string.split(post.head.tags, "[%a-]+")
+	end
+
+	for key, tag in ipairs(post.head.tags) do
+		post.head.tags[key] = string.lower(tag)
 	end
 
 	post.head.slug = post.head.title

lib/tags.lua

@@ -0,0 +1,25 @@
+local html = require 'skooma.html'
+local rgbstr = require 'rgbstr'
+
+local function tag(name)
+	local colour = { rgbstr.bytes(name, 16, .3, .5) }
+	return html.postTag(html.a {
+		tabindex = 0;
+		name;
+		href = "/?tag="..name;
+		style = "--color: rgb("..table.concat(colour, ', ')..")";
+	})
+end
+
+return function(tags)
+	if tags then
+		local list = { gap=".4", style="justify-content: flex-start" }
+		for _, name in ipairs(tags) do
+			table.insert(list, tag(name))
+		end
+		return {
+			html.flexRow(list);
+			html.verticalSpacer();
+		}
+	end
+end

pages/index.html.skooma.yue

@@ -1,16 +1,20 @@
+rgbstr = require 'rgbstr'
 slots, json = select 1, ...
 posts = require 'posts'
+tags = require 'tags'
 
 post = =>
-	a href: @head.uri,
+	color = table.concat({rgbstr.bytes(@head.tags[1], 16, .3, .5)}, " ")
-		* flexColumn
+	flexColumn class: "info box", style: "--color: rgb(#{color})"
-			* h2 @head.title, style: "view-transition-name: #{@head.slug}"
+		* h2 a(@head.title, href: @head.uri), style: "view-transition-name: #{@head.slug}"
-			* time is: 'local-date', datetime: @head.date, @head.date
+		* tags(@head.tags)
-			* @head.description
+		* time is: 'local-date', datetime: @head.date, @head.date
+		* @head.description
 
 slots.head title "Index"
 slots.head script type: 'module', src: "/javascript/LocalDate.js"
+slots.head script type: 'module', src: "/javascript/BlogPost.js"
 
 return main
 	* h1 "Blog Posts"
-	* nav ul [li post p for p in *posts]
+	* [blogPost post p for p in *posts]

tasks.lua

@@ -10,6 +10,11 @@ local path = table.concat({
 
 local cpath = path:gsub(".lua", ".so"):gsub("/share/", "/lib/")
 
+task.clean {
+	description = "Removes local rocks";
+	'rm -r lua_modules';
+}
+
 task.build {
 	description = "Builds the page";
 	'mkdir -p .luarocks lua_modules';

templates/main.html.skooma.yue

@@ -27,6 +27,7 @@ html
 		* meta name: "viewport", content: "width=device-width"
 		* css 'https://darkwiiplayer.github.io/css/all.css'
 		* css 'https://darkwiiplayer.github.io/css/schemes/talia.css'
+		* css "/css/site.css"
 		* style styles
 		* slots.head
 		* [ link rel: "modulepreload", href: module.url for module in *config.modules when module.preload ]
@@ -38,3 +39,10 @@ html
 				* ul li a "Home", href: "/"
 		* main
 			* content slots, data
+		* ->
+			if #slots.footer > 0
+				footer class: "box"
+					* gridBox columns: math.min(#slots.footer, 3), class: 'content-padding'
+						* slots.footer
+			else
+				{}

templates/post.html.skooma.yue

@@ -1,3 +1,4 @@
+tags = require 'tags'
 import output from require 'params'
 slots, post = select 1, ...
 
@@ -26,7 +27,7 @@ slots.head
 positions = (input, character) ->
 	((last) => @find(character, last+1, true)), input, 1
 
-breadcrumb = (href) -> li a :href, href\match('[^/]+$')
+breadcrumb = (href) -> li a :href, href\match('[^/]+$'), tabindex: 0
 
 if src = post.head.cover_image
 	slots.top pageHero cover: 60
@@ -37,6 +38,9 @@ if src = post.head.cover_image
 else
 	slots.title h1(post.head.title, style: "view-transition-name: #{post.head.slug}")
 
+slots.summary div post.head.description, class: "summary", tabindex: 0
+slots.summary verticalSpacer
+
 slots.banner aside class: { 'box' }
 	* b "Hey there!"
 	* p raw [[
@@ -47,13 +51,20 @@ slots.banner aside class: { 'box' }
 	]]
 	* p i "Thank you."
 
+slots.footer aside id: "contact"
+	* p raw "Got feedback?<br>Tag me on fedi!"
+	* a "@darkwiiplayer@tech.lgbt", href: 'https://tech.lgbt/@darkwiiplayer'
+
 return (=>@)
-	* slots.banner
 	* article
 		* slots.title
+		* slots.summary
+		* tags(post.head.tags)
 		* nav { class: "breadcrumbs" }
 			* ul
-				* li a "Blog", href: url "/"
+				* li a "Blog", tabindex: 0, href: url "/"
 				* [ breadcrumb post.head.uri\sub(1, number-1) for number in positions(post.head.uri, "/") ]
 				* li post.head.title, class: 'active'
+		* verticalSpacer
+		* slots.banner
 		* raw post.body