///usr/bin/env jbang "$0" "$@" ; exit $?

//JAVA 25

//DEPS com.fasterxml.jackson.core:jackson-databind:2.18.3

//DEPS com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:2.18.3

//SOURCES og/Palette.java

//SOURCES og/Layout.java

//SOURCES og/ContentLoader.java

//SOURCES og/SyntaxHighlighter.java

//SOURCES og/SvgRenderer.java

//SOURCES og/PngRenderer.java

//SOURCES og/FontManager.java

import module java.base;

import og.*;

import og.ContentLoader.Snippet;

/**

* Generate Open Graph SVG + PNG cards (1200×630) for each pattern.

* PNG is rendered directly via Graphics2D (no Batik).

*

* Usage: jbang html-generators/generateog.java [category/slug]

* No arguments → generate all patterns.

*/

static final String OUTPUT_DIR = "site/og";

void main(String... args) throws Exception {

FontManager.ensureFonts();

var allSnippets = ContentLoader.loadAllSnippets();

IO.println("Loaded %d snippets".formatted(allSnippets.size()));

// Filter to a single slug if provided

Collection<Snippet> targets;

if (args.length > 0) {

var key = args[0];

if (!allSnippets.containsKey(key)) {

IO.println("Unknown pattern: " + key);

IO.println("Available: " + String.join(", ", allSnippets.keySet()));

System.exit(1);

}

targets = List.of(allSnippets.get(key));

} else {

targets = allSnippets.values();

}

int count = 0;

for (var s : targets) {

var dir = Path.of(OUTPUT_DIR, s.category());

Files.createDirectories(dir);

Files.writeString(dir.resolve(s.slug() + ".svg"), SvgRenderer.generate(s));

PngRenderer.generate(s, dir.resolve(s.slug() + ".png"));

count++;

}

IO.println("Generated %d SVG+PNG card(s) in %s/".formatted(count, OUTPUT_DIR));

}