feat(theme): add style switcher and centralize diff logic
Extract duplicated diff rendering logic into shared/diff-page.js Implement theme switcher component across all templates
This commit is contained in:
224
macos/index.html
224
macos/index.html
@@ -81,6 +81,21 @@
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.view-option.active {
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@apply bg-white/80 text-blue-600 shadow-sm border border-white/80;
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}
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.style-switcher {
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@apply flex items-center gap-2 bg-white/40 p-1.5 rounded-xl border border-white/50;
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}
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.style-switcher-label {
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@apply text-sm font-medium text-slate-500 pl-2;
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}
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.style-switcher-select {
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background: transparent;
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border: 0;
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color: #334155;
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font-size: 0.875rem;
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font-weight: 500;
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outline: none;
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padding: 0.25rem 0.75rem 0.25rem 0.25rem;
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}
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}
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/* ==========================================
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@@ -338,6 +353,8 @@ function hello() {
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Unified
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</button>
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</div>
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<div data-style-switcher></div>
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</div>
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<!-- 操作按钮 -->
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@@ -416,183 +433,40 @@ function hello() {
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<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/highlight.min.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/diff2html@3.4.47/bundles/js/diff2html.min.js"></script>
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<!-- 核心逻辑 -->
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<script src="../shared/diff-page.js"></script>
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<script>
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(function () {
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"use strict";
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const leftTextarea = document.getElementById("leftTextarea");
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const rightTextarea = document.getElementById("rightTextarea");
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const compareBtn = document.getElementById("compareBtn");
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const swapBtn = document.getElementById("swapBtn");
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const exampleBtn = document.getElementById("exampleBtn");
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const clearLeftBtn = document.getElementById("clearLeftBtn");
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const clearRightBtn = document.getElementById("clearRightBtn");
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const languageSelect = document.getElementById("languageSelect");
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const diffOutput = document.getElementById("diff-output");
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const diffStats = document.getElementById("diffStats");
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const viewOptions = document.querySelectorAll(".view-option");
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let currentView = "side-by-side";
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function getSelectedLanguage() {
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return languageSelect.value;
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}
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function getHighlightConfig() {
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const lang = getSelectedLanguage();
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if (lang === "plaintext") return false;
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return { enabled: true, language: lang };
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}
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function generateUnifiedDiff(original, modified) {
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return Diff.createTwoFilesPatch(
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"Original",
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"Modified",
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original || "",
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modified || "",
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"",
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"",
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{ context: 4 },
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);
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}
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function renderDiff() {
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const leftText = leftTextarea.value;
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const rightText = rightTextarea.value;
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let diffString;
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try {
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diffString = generateUnifiedDiff(leftText, rightText);
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} catch (e) {
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diffOutput.innerHTML = `<div class="p-12 text-center text-red-500 text-sm">Error: ${e.message}</div>`;
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diffStats.textContent = "Error";
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return;
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window.initDiffPage({
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themeId: "macos",
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currentThemePath: "macos/index.html",
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switcherLabel: "Theme",
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switcherAriaLabel: "Switch macOS glass theme",
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fileLabels: {
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left: "Original",
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right: "Modified",
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},
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example: {
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left: `function hello() {\n console.log("Hello World");\n return "Hi";\n}`,
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right: `function hello() {\n console.log("Hello, Diff Checker!");\n return "Hey there";\n}`,
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language: "javascript",
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},
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messages: {
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generateError: (error) =>
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`<div class="p-12 text-center text-red-500 text-sm">Error: ${error.message}</div>`,
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renderError: () =>
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'<div class="p-12 text-center text-red-500 text-sm">Render Failed</div>',
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blankResult:
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'<div class="p-12 text-center text-slate-400 text-sm">Files are identical.</div>',
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blankStats: "Identical",
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generateErrorStats: "Error",
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renderErrorStats: "Error",
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},
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formatStats: ({ added, deleted, identical }) => {
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if (identical) {
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return "No Changes";
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}
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const configuration = {
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drawFileList: false,
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matching: "lines",
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outputFormat: currentView,
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highlight: getHighlightConfig(),
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renderNothingWhenEmpty: false,
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};
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let diffHtml = "";
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try {
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diffHtml = Diff2Html.html(diffString, configuration);
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} catch (e) {
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diffOutput.innerHTML = `<div class="p-12 text-center text-red-500 text-sm">Render Failed</div>`;
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diffStats.textContent = "Error";
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return;
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}
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diffOutput.innerHTML = diffHtml;
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const selectedLang = getSelectedLanguage();
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if (selectedLang !== "plaintext") {
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const codeBlocks = diffOutput.querySelectorAll("code");
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if (codeBlocks.length > 0 && window.hljs) {
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codeBlocks.forEach((block) => {
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block.classList.forEach((cls) => {
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if (cls.startsWith("language-")) block.classList.remove(cls);
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});
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block.classList.add(`language-${selectedLang}`);
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if (block.dataset.highlighted) {
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delete block.dataset.highlighted;
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}
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try {
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hljs.highlightElement(block);
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} catch (e) {}
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});
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}
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}
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const addedLines = diffOutput.querySelectorAll(".d2h-ins").length;
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const deletedLines = diffOutput.querySelectorAll(".d2h-del").length;
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if (addedLines === 0 && deletedLines === 0) {
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diffStats.innerHTML = "No Changes";
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} else {
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diffStats.innerHTML = `<span class='text-green-600'>+${addedLines}</span> | <span class='text-red-500'>-${deletedLines}</span>`;
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}
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if (!diffHtml.trim() || diffOutput.innerText.trim() === "") {
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diffOutput.innerHTML =
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'<div class="p-12 text-center text-slate-400 text-sm">Files are identical.</div>';
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diffStats.innerHTML = "Identical";
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}
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}
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function setActiveView(view) {
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currentView = view;
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viewOptions.forEach((btn) => {
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const val = btn.getAttribute("data-view");
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if (val === view) {
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btn.classList.add("active");
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} else {
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btn.classList.remove("active");
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}
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});
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if (
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diffOutput.querySelector(".d2h-wrapper") ||
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diffOutput.children.length > 0
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) {
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renderDiff();
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}
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}
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function loadExample() {
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leftTextarea.value = `function hello() {\n console.log("Hello World");\n return "Hi";\n}`;
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rightTextarea.value = `function hello() {\n console.log("Hello, Diff Checker!");\n return "Hey there";\n}`;
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languageSelect.value = "javascript";
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renderDiff();
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}
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function swapTexts() {
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const temp = leftTextarea.value;
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leftTextarea.value = rightTextarea.value;
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rightTextarea.value = temp;
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renderDiff();
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}
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function clearLeft() {
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leftTextarea.value = "";
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renderDiff();
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}
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function clearRight() {
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rightTextarea.value = "";
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renderDiff();
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}
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compareBtn.addEventListener("click", renderDiff);
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swapBtn.addEventListener("click", swapTexts);
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exampleBtn.addEventListener("click", loadExample);
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clearLeftBtn.addEventListener("click", clearLeft);
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clearRightBtn.addEventListener("click", clearRight);
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languageSelect.addEventListener("change", () => {
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if (
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diffOutput.querySelector(".d2h-wrapper") ||
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diffOutput.children.length > 0
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)
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renderDiff();
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});
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viewOptions.forEach((btn) => {
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btn.addEventListener("click", (e) => {
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setActiveView(e.currentTarget.getAttribute("data-view"));
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});
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});
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document.addEventListener("keydown", (e) => {
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if ((e.ctrlKey || e.metaKey) && e.key === "Enter") {
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e.preventDefault();
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renderDiff();
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}
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});
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window.addEventListener("DOMContentLoaded", renderDiff);
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})();
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return `<span class='text-green-600'>+${added}</span> | <span class='text-red-500'>-${deleted}</span>`;
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},
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});
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</script>
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</body>
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</html>
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