package com.megatim.manuel.studio;
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import com.megatim.manuel.core.theme.ManuelTheme;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.net.URL;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.Properties;
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/**
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* Charge un {@link ManuelTheme} depuis un fichier {@code .properties}.
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*
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* <p>Clés supportées (toutes optionnelles, défauts = charte Sirius) :</p>
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* <pre>
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* accentColor=#ffe3d0
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* buttonColor=#f6f6f6
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* buttonBorderColor=#c9b8a8
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* panelBorderColor=#d1d1d1
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* selectionColor=#ffd9c2
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* hoverColor=#fff3ea
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* textColor=#3a2c20
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* backgroundColor=#ffffff
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* appTitle=Mon Application
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* logo=chemin/vers/logo.png (relatif au fichier .properties, ou URL)
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* viewerStylesheet=file:/.../mon.css (remplace la CSS embarquée)
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* extraViewerStylesheets=uri1;uri2 (surcharges, séparées par ;)
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* htmlVars.html.h1=#7a2e00 (toute variable du template HTML)
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* </pre>
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*/
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public final class ThemeLoader {
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private ThemeLoader() {
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}
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public static ManuelTheme load(Path propertiesFile) throws IOException {
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Properties p = new Properties();
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try (InputStream in = Files.newInputStream(propertiesFile)) {
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p.load(new InputStreamReader(in, StandardCharsets.UTF_8));
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}
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ManuelTheme.Builder b = ManuelTheme.builder();
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set(p, "accentColor", b::accentColor);
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set(p, "buttonColor", b::buttonColor);
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set(p, "buttonBorderColor", b::buttonBorderColor);
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set(p, "panelBorderColor", b::panelBorderColor);
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set(p, "selectionColor", b::selectionColor);
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set(p, "hoverColor", b::hoverColor);
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set(p, "textColor", b::textColor);
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set(p, "backgroundColor", b::backgroundColor);
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set(p, "appTitle", b::appTitle);
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String logo = trimmed(p, "logo");
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if (logo != null) {
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b.logo(toUrl(logo, propertiesFile));
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}
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set(p, "viewerStylesheet", b::viewerStylesheet);
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String extras = trimmed(p, "extraViewerStylesheets");
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if (extras != null) {
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for (String uri : extras.split(";")) {
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if (!uri.isBlank()) b.extraViewerStylesheet(uri.trim());
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}
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}
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for (String key : p.stringPropertyNames()) {
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if (key.startsWith("htmlVars.")) {
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b.htmlVar(key.substring("htmlVars.".length()), p.getProperty(key).trim());
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}
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}
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return b.build();
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}
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private static void set(Properties p, String key, java.util.function.Consumer<String> setter) {
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String v = trimmed(p, key);
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if (v != null) setter.accept(v);
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}
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private static String trimmed(Properties p, String key) {
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String v = p.getProperty(key);
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return (v != null && !v.trim().isEmpty()) ? v.trim() : null;
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}
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private static URL toUrl(String value, Path base) throws IOException {
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if (value.contains("://") || value.startsWith("file:")) {
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return new URL(value);
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}
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Path path = Path.of(value);
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if (!path.isAbsolute()) {
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path = base.getParent().resolve(path);
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}
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return path.toUri().toURL();
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}
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}
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