wip: Added wiki sparql support

shells/prebuild.ts

@@ -1,6 +1,6 @@
 import Frontmatter from 'front-matter';
 import { readdirSync, readFileSync } from 'node:fs';
-import { Glob } from "bun";
+import { Glob } from 'bun';
 import type { MarkdownMetaData } from '../src/lib/core/types';
 
 const createRssFeed = async (
@@ -36,18 +36,21 @@ const createRssFeed = async (
 const file = Bun.file('package.json');
 const packageJson = await file.json();
 
-const glob = new Glob("src/lib/markdown/articles/**/*.md");
-let articles: {slug: string, attributes: MarkdownMetaData}[] = [];
-for await (const file of glob.scan(".")) {
-	const splitedPath = file.split('/')
+const glob = new Glob('src/lib/markdown/articles/**/*.md');
+let articles: { slug: string; attributes: MarkdownMetaData }[] = [];
+for await (const file of glob.scan('.')) {
+	const splitedPath = file.split('/');
 
 	const rawCtn = readFileSync(file).toString();
 	const fm = Frontmatter<MarkdownMetaData>(rawCtn);
 	const attributes = fm.attributes;
-	articles = [...articles, {
-		slug: splitedPath[splitedPath.length-1].split('.')[0],
-		attributes: attributes
-	}]
+	articles = [
+		...articles,
+		{
+			slug: splitedPath[splitedPath.length - 1].split('.')[0],
+			attributes: attributes
+		}
+	];
 }
 
 articles.sort((a, b) => {

src/lib/core/types.ts

@@ -20,7 +20,7 @@ export type MenuInfo = {
 export type MarkdownMetaData = {
 	title: string;
 	description: string;
-	lang: "en-us" | "zh-tw" | "es-py";
+	lang: 'en-us' | 'zh-tw' | 'es-py';
 	createdAt: Date;
 	updatedAt?: Date;
 	tags: Array<string>;

src/lib/core/wiki.ts

@@ -0,0 +1,72 @@
+class SPARQLQueryDispatcher {
+	#endpoint: string = 'https://query.wikidata.org/sparql';
+    #headers = { Accept: 'application/sparql-results+json' };
+
+	public async queryCountryInfo(wikiCountryId: string) {
+		const sparqlQuery = `
+        SELECT 
+          ?continentLabel
+          ?countryLabel 
+          ?capitalLabel
+          ?coordinates
+          (year(?inception) AS ?inception_year)
+          ?hdi
+          ?population 
+          ?life_expectancy
+          (?gdp_usd / ?population AS ?gdp_per_capita_usd)
+          (year(?gpd_date) AS ?gdp_year)
+          (GROUP_CONCAT(DISTINCT ?timezoneLabel; separator = ", ") AS ?timezones)
+          (GROUP_CONCAT(DISTINCT ?currencyCode; separator = ", ") AS ?currencies)
+          (GROUP_CONCAT(DISTINCT ?official_lang_lables; separator = ", ") AS ?langs)
+          (GROUP_CONCAT(DISTINCT ?voltage; separator = ", ") AS ?voltages)
+          (GROUP_CONCAT(DISTINCT ?frequency; separator = ", ") AS ?frequencies)
+          (GROUP_CONCAT(DISTINCT ?plugTypeLabel; separator = ", ") AS ?plugTypes)
+        WHERE {
+          ?country wdt:P31 wd:Q6256. # is instance of country
+          ?country wdt:P17 wd:${wikiCountryId}. # country is Q733 Paraguay
+
+          Optional {
+            ?country wdt:P30 ?continent.
+            ?continent rdfs:label ?continentLabel filter (lang(?continentLabel) = "en").
+            ?country rdfs:label ?countryLabel filter (lang(?countryLabel) = "en").
+            ?country wdt:P36 ?capital.
+            ?capital rdfs:label ?capitalLabel filter (lang(?capitalLabel) = "en").
+
+            ?country p:P421/ps:P421 ?timezone.
+            ?timezone rdfs:label ?timezoneLabel filter (lang(?timezoneLabel) = "en").
+            ?country wdt:P625 ?coordinates.
+            ?country wdt:P571 ?inception.
+            ?country wdt:P1081 ?hdi.
+            ?country wdt:P1082 ?population.
+            ?country wdt:P2250 ?life_expectancy.
+
+            ?country wdt:P37 ?official_lang.
+            #?official_lang wdt:P218 ?official_lang_code.
+            ?official_lang rdfs:label ?official_lang_lables filter (lang(?official_lang_lables) = "en").
+
+            # Currencies
+            ?country wdt:P38 ?currency.
+            ?currency wdt:P498 ?currencyCode.
+
+            # Nominal GDP
+            ?country wdt:P2131 ?gdp_usd.
+            ?gdpStmt ps:P2131 ?gdp_usd ;
+                     pq:P585 ?gpd_date .
+            FILTER(?gpd_date = MAX(?gpd_date))
+
+            # Domestic electricity and Plug type
+            ?country p:P2884/ps:P2884 ?voltage. # i'm not sure about the divider operator
+            ?country p:P2884 ?voltageStatement.
+            ?voltageStatement pq:P2144 ?frequency.
+            ?country wdt:P2853 ?plugType.
+            ?plugType rdfs:label ?plugTypeLabel filter (lang(?plugTypeLabel) = "en").
+          }
+          SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
+        }
+        GROUP BY ?continentLabel ?countryLabel ?capitalLabel ?coordinates ?inception ?hdi ?population ?life_expectancy ?gdp_usd ?gpd_date
+
+        `;
+        const fullUrl = `${this.#endpoint}?query=${encodeURIComponent(sparqlQuery)}`;
+        return fetch(fullUrl, { headers: this.#headers }).then((body) => body.json());
+	}
+}

src/routes/articles/+page.svelte

@@ -18,7 +18,7 @@
 		{#each data.articles as a}
 			<div class="card mb-3">
 				{#await import(`$lib/markdown/articles/${a.slug}/cover-1024x512.webp`) then { default: src }}
-				<img {src} width="1024" height="512" class="card-img-top" alt="article cover">
+					<img {src} width="1024" height="512" class="card-img-top" alt="article cover" />
 				{/await}
 				<div class="card-body">
 					<h2 class="card-title fs-4 text-uppercase">{a.attributes.title}</h2>

src/routes/articles/[slug]/+page.svelte

@@ -28,7 +28,7 @@
 		content="The article, {data.article.attributes.title}, of cwc1222's blog"
 	/>
 	<meta name="author" content="cwc1222" />
-	<meta http-equiv="content-language" content="{data.article.attributes.lang}">
+	<meta http-equiv="content-language" content={data.article.attributes.lang} />
 </svelte:head>
 
 <div>