feat: add comment system (doocs#2249)

Author: yanglbme

docs-en/index.md

@@ -1,3 +1,7 @@
+---
+comments: true
+---
+
 <p align="center">
   <a href="https://github.com/doocs/leetcode"><img src="https://fastly.jsdelivr.net/gh/doocs/leetcode@main/images/leetcode-doocs.png" alt="LeetCode-GitHub-Doocs"></a>
 </p>

docs-en/intro/contribution.md

@@ -1,3 +1,7 @@
+---
+comments: true
+---
+
 ## Our Top Contributors
 
 This project exists thanks to all the people who contribute.

docs/index.md

@@ -1,3 +1,7 @@
+---
+comments: true
+---
+
 <p align="center">
   <a href="https://github.com/doocs/leetcode"><img src="https://fastly.jsdelivr.net/gh/doocs/leetcode@main/images/leetcode-doocs.png" alt="LeetCode-GitHub-Doocs"></a>
 </p>

docs/intro/contribution.md

@@ -1,3 +1,7 @@
+---
+comments: true
+---
+
 ## 贡献者
 
 感谢以下所有朋友对本项目的贡献！

main.py

@@ -165,6 +165,13 @@ def get_paths(dirs: str, m: int):
             if not os.path.exists(docs_dir):
                 os.makedirs(docs_dir)
             new_path = os.path.join(docs_dir, f"{num}.md")
+            # 开启评论
+            """
+            ---
+            comments: true
+            ---
+            """
+            content = '---\ncomments: true\n---\n\n' + content
             with open(new_path, "w", encoding="utf-8") as f:
                 f.write(content)
 

mkdocs.yml

@@ -10,6 +10,7 @@ copyright: Copyright © 2024 Doocs
 
 theme:
   name: material
+  custom_dir: overrides
   features:
     - announce.dismiss
     - content.code.annotate

overrides/partials/comments.html

@@ -0,0 +1,48 @@
+{% if page.meta.comments %}
+<h2 id="__comments">{{ lang.t("meta.comments") }}</h2>
+<script src="https://giscus.app/client.js"
+        data-repo="doocs/leetcode"
+        data-repo-id="MDEwOlJlcG9zaXRvcnkxNDkwMDEzNjU="
+        data-category="Announcements"
+        data-category-id="DIC_kwDOCOGUlc4CZmhe"
+        data-mapping="pathname"
+        data-strict="0"
+        data-reactions-enabled="1"
+        data-emit-metadata="0"
+        data-input-position="top"
+        data-theme="preferred_color_scheme"
+        data-lang="zh-CN"
+        crossorigin="anonymous"
+        async>
+</script>
+
+<!-- Synchronize giscus theme with palette -->
+<script>
+        var giscus = document.querySelector("script[src*=giscus]")
+
+    /* Set palette on initial load */
+    var palette = __md_get("__palette")
+    if (palette && typeof palette.color === "object") {
+        var theme = palette.color.scheme === "slate" ? "dark" : "light"
+        giscus.setAttribute("data-theme", theme) // (1)!
+}
+
+    /* Register event handlers after documented loaded */
+    document.addEventListener("DOMContentLoaded", function() {
+        var ref = document.querySelector("[data-md-component=palette]")
+        ref.addEventListener("change", function() {
+            var palette = __md_get("__palette")
+            if (palette && typeof palette.color === "object") {
+                var theme = palette.color.scheme === "slate" ? "dark" : "light"
+
+                /* Instruct giscus to change theme */
+                var frame = document.querySelector(".giscus-frame")
+                frame.contentWindow.postMessage(
+                    { giscus: { setConfig: { theme } } },
+                    "https://giscus.app"
+                )
+            }
+        })
+    })
+</script>
+{% endif %}