#!/usr/bin/env -S v -n -w -gc none -cg  -cc tcc -d use_openssl -enable-globals run

fn extract_image_markdown(s string) !(string, string) {
	start := s.index('![') or { return error('Missing ![') }
	alt_start := start + 2
	alt_end := s.index_after(']', alt_start) or { return error('Missing ]') }
	if s.len <= alt_end + 1 || s[alt_end + 1] != `(` {
		return error('Missing opening ( after ]')
	}
	url_start := alt_end + 2
	url_end := s.index_after(')', url_start) or { return error('Missing closing )') }

	alt := s[alt_start..alt_end]
	url := s[url_start..url_end]
	return alt, url
}

fn main() {
	text := 'Here is an image: ![Alt](http://example.com/image.png) and another ![Logo](https://site.org/logo.svg)'

	mut i := 0
	for {
		if i >= text.len {
			break
		}
		if text[i..].contains('![') {
			snippet := text[i..]
			alt, url := extract_image_markdown(snippet) or { break }
			println('Alt: "${alt}" | URL: "${url}"')
			i += snippet.index_after(')', 0) or { break } + 1
		} else {
			break
		}
	}
}