move files back and adapt most paths

api/gist.js

@@ -0,0 +1,91 @@
+import {
+  clampValue,
+  CONSTANTS,
+  renderError,
+  parseBoolean,
+} from "../src/common/utils.js";
+import { isLocaleAvailable } from "../src/translations.js";
+import { renderGistCard } from "../src/cards/gist-card.js";
+import { fetchGist } from "../src/fetchers/gist-fetcher.js";
+import { storeRequest } from "../src/common/database.js";
+
+export default async (req, res) => {
+  const {
+    id,
+    title_color,
+    icon_color,
+    text_color,
+    bg_color,
+    theme,
+    cache_seconds,
+    locale,
+    border_radius,
+    border_color,
+    show_owner,
+    hide_border,
+  } = req.query;
+
+  res.setHeader("Content-Type", "image/svg+xml");
+
+  if (locale && !isLocaleAvailable(locale)) {
+    return res.send(
+      renderError("Something went wrong", "Language not found", {
+        title_color,
+        text_color,
+        bg_color,
+        border_color,
+        theme,
+      }),
+    );
+  }
+
+  try {
+    await storeRequest(req);
+    const gistData = await fetchGist(id);
+
+    let cacheSeconds = clampValue(
+      parseInt(cache_seconds || CONSTANTS.TWO_DAY, 10),
+      CONSTANTS.TWO_DAY,
+      CONSTANTS.SIX_DAY,
+    );
+    cacheSeconds = process.env.CACHE_SECONDS
+      ? parseInt(process.env.CACHE_SECONDS, 10) || cacheSeconds
+      : cacheSeconds;
+
+    res.setHeader(
+      "Cache-Control",
+      `max-age=${cacheSeconds}, s-maxage=${cacheSeconds}`,
+    );
+
+    return res.send(
+      renderGistCard(gistData, {
+        title_color,
+        icon_color,
+        text_color,
+        bg_color,
+        theme,
+        border_radius,
+        border_color,
+        locale: locale ? locale.toLowerCase() : null,
+        show_owner: parseBoolean(show_owner),
+        hide_border: parseBoolean(hide_border),
+      }),
+    );
+  } catch (err) {
+    res.setHeader(
+      "Cache-Control",
+      `max-age=${CONSTANTS.ERROR_CACHE_SECONDS / 2}, s-maxage=${
+        CONSTANTS.ERROR_CACHE_SECONDS
+      }, stale-while-revalidate=${CONSTANTS.ONE_DAY}`,
+    ); // Use lower cache period for errors.
+    return res.send(
+      renderError(err.message, err.secondaryMessage, {
+        title_color,
+        text_color,
+        bg_color,
+        border_color,
+        theme,
+      }),
+    );
+  }
+};