100 lines
5.3 KiB
PHP
100 lines
5.3 KiB
PHP
<?php
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namespace Modules\Stylist\Html;
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use Illuminate\Support\HtmlString;
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use Modules\Stylist\Theme\Stylist;
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use Modules\Stylist\Theme\UrlGenerator;
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final class ThemeHtmlBuilder
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{
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public function __construct(private readonly Stylist $stylist, private readonly UrlGenerator $url) {}
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public function stylesheet(?string $path = null): HtmlString
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{
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$path ??= $this->stylist->current()->stylesheet();
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if (! $this->stylist->current()->has($path)) {
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return new HtmlString('');
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}
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return new HtmlString('<link rel="stylesheet" href="'.e($this->url->asset($path)).'">');
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}
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public function script(?string $path = null): HtmlString
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{
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$path ??= $this->stylist->current()->script();
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if (! $this->stylist->current()->has($path)) {
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return new HtmlString('');
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}
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return new HtmlString('<script src="'.e($this->url->asset($path)).'" defer></script>');
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}
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public function variables(): HtmlString
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{
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$theme = $this->stylist->current();
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$default = $this->declarations($this->stylist->variables());
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$rules = [':root{'.$default.'}'];
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foreach ($theme->appearances() as $name => $definition) {
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$vars = (array) data_get($definition, 'variables', []);
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if ($vars) {
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$rules[] = ':root[data-theme="'.$this->selector($name).'"]{'.$this->declarations($vars).'}';
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}
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}
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foreach ($theme->accents() as $name => $definition) {
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$vars = (array) data_get($definition, 'variables', []);
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if ($vars) {
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$rules[] = ':root[data-accent="'.$this->selector($name).'"]{'.$this->declarations($vars).'}';
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}
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}
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if ($theme->appearances() === [] && $theme->accents() === []) {
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return new HtmlString('<style>'.implode('', $rules).'</style>');
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}
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$appearance = json_encode($this->stylist->appearance(), JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS | JSON_HEX_QUOT);
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$accent = json_encode($this->stylist->accent(), JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS | JSON_HEX_QUOT);
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$themeKey = json_encode($theme->key(), JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS | JSON_HEX_QUOT);
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$hasAppearances = $theme->appearances() !== [] ? 'true' : 'false';
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$hasAccents = $theme->accents() !== [] ? 'true' : 'false';
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$script = <<<JS
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<script>(function(){var d=document.documentElement,k={$themeKey},ha={$hasAppearances},hc={$hasAccents},a=ha?(localStorage.getItem('stylist:'+k+':appearance')||{$appearance}):'',c=hc?(localStorage.getItem('stylist:'+k+':accent')||{$accent}):'';function apply(){if(ha){var dark=a==='dark'||((a==='auto'||a==='system')&&matchMedia('(prefers-color-scheme: dark)').matches);d.dataset.theme=dark?'dark':'light';d.dataset.appearance=a;d.classList.toggle('dark',dark)}if(hc){d.dataset.accent=c}}apply();window.StylistTheme={setAppearance:function(v){if(!ha)return;a=v;localStorage.setItem('stylist:'+k+':appearance',v);apply()},setAccent:function(v){if(!hc)return;c=v;localStorage.setItem('stylist:'+k+':accent',v);apply()},appearance:function(){return a},accent:function(){return c}};if(ha){matchMedia('(prefers-color-scheme: dark)').addEventListener?.('change',function(){if(a==='auto'||a==='system')apply()})}document.dispatchEvent(new CustomEvent('stylist:ready',{detail:window.StylistTheme}))})();</script>
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JS;
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return new HtmlString('<style>'.implode('', $rules).'</style>'.$script);
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}
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public function switcher(): HtmlString
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{
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$theme = $this->stylist->current();
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$appearances = array_keys($theme->appearances());
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$accents = array_keys($theme->accents());
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if ($appearances === [] && $accents === []) {
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return new HtmlString('');
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}
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$appearanceOptions = collect($appearances)->map(fn ($name) => '<option value="'.e($name).'">'.e(ucfirst($name)).'</option>')->implode('');
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$accentOptions = collect($accents)->map(fn ($name) => '<option value="'.e($name).'">'.e(ucfirst($name)).'</option>')->implode('');
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$appearanceSelect = $appearances ? '<label>Appearance <select data-stylist-appearance>'.$appearanceOptions.'</select></label>' : '';
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$accentSelect = $accents ? '<label>Accent <select data-stylist-accent>'.$accentOptions.'</select></label>' : '';
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return new HtmlString('<div data-stylist-switcher class="stylist-theme-switcher">'.$appearanceSelect.$accentSelect.'</div><script>document.addEventListener("stylist:ready",function(){document.querySelectorAll("[data-stylist-switcher]").forEach(function(root){var a=root.querySelector("[data-stylist-appearance]"),c=root.querySelector("[data-stylist-accent]");if(a){a.value=StylistTheme.appearance();a.addEventListener("change",function(){StylistTheme.setAppearance(a.value)})}if(c){c.value=StylistTheme.accent();c.addEventListener("change",function(){StylistTheme.setAccent(c.value)})}})});</script>');
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}
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private function declarations(array $variables): string
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{
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return collect($variables)
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->filter(fn ($value, $key) => is_string($key) && (is_string($value) || is_numeric($value)))
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->map(fn ($value, string $key) => '--'.ltrim($key, '-').': '.e((string) $value).';')
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->implode('');
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}
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private function selector(string $value): string
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{
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return preg_replace('/[^a-z0-9_-]/i', '', $value) ?: 'default';
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}
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}
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