feat: use guild time/date settings in archives metadata

Author: seeyebe

backend/src/api/archives.ts

@@ -1,10 +1,58 @@
 import express, { Request, Response } from "express";
 import moment from "moment-timezone";
+import { Configs } from "../data/Configs.js";
 import { GuildArchives } from "../data/GuildArchives.js";
+import { defaultDateFormats } from "../plugins/TimeAndDate/defaultDateFormats.js";
+import { zTimeAndDateConfig } from "../plugins/TimeAndDate/types.js";
+import { zZeppelinGuildConfig } from "../types.js";
+import { loadYamlSafely } from "../utils/loadYamlSafely.js";
 import { notFound } from "./responses.js";
 
+const defaultTimeAndDateConfig = zTimeAndDateConfig.parse({});
+function getDefaultTimeAndDateSettings() {
+  return {
+    timezone: defaultTimeAndDateConfig.timezone,
+    dateFormats: { ...defaultTimeAndDateConfig.date_formats },
+  };
+}
+
+async function getTimeAndDateSettingsForGuild(guildId: string, configs: Configs) {
+  try {
+    const configEntry = await configs.getActiveByKey(`guild-${guildId}`);
+    if (!configEntry?.config) {
+      return getDefaultTimeAndDateSettings();
+    }
+
+    const parsedConfig = loadYamlSafely(configEntry.config);
+    const guildConfig = zZeppelinGuildConfig.safeParse(parsedConfig);
+    if (!guildConfig.success) {
+      return getDefaultTimeAndDateSettings();
+    }
+
+    const pluginOptions = guildConfig.data.plugins?.time_and_date;
+    if (!pluginOptions || typeof pluginOptions !== "object") {
+      return getDefaultTimeAndDateSettings();
+    }
+
+    const basePluginConfig =
+      typeof (pluginOptions as any).config === "object" ? (pluginOptions as any).config : pluginOptions;
+    const pluginConfig = zTimeAndDateConfig.safeParse(basePluginConfig ?? {});
+    if (!pluginConfig.success) {
+      return getDefaultTimeAndDateSettings();
+    }
+
+    return {
+      timezone: pluginConfig.data.timezone,
+      dateFormats: pluginConfig.data.date_formats,
+    };
+  } catch {
+    return getDefaultTimeAndDateSettings();
+  }
+}
+
 export function initArchives(router: express.Router) {
   const archives = new GuildArchives(null);
+  const configs = new Configs();
 
   // Legacy redirect
   router.get("/spam-logs/:id", (req: Request, res: Response) => {
@@ -18,13 +66,16 @@ export function initArchives(router: express.Router) {
     let body = archive.body;
 
     // Add some metadata at the end of the log file (but only if it doesn't already have it directly in the body)
-    // TODO: Use server timezone / date formats
     if (archive.body.indexOf("Log file generated on") === -1) {
-      const createdAt = moment.utc(archive.created_at).format("YYYY-MM-DD [at] HH:mm:ss [(+00:00)]");
+      const timeAndDate = await getTimeAndDateSettingsForGuild(archive.guild_id, configs);
+      const prettyDatetimeFormat =
+        timeAndDate.dateFormats.pretty_datetime ?? defaultDateFormats.pretty_datetime;
+
+      const createdAt = moment.utc(archive.created_at).tz(timeAndDate.timezone).format(prettyDatetimeFormat);
       body += `\n\nLog file generated on ${createdAt}`;
 
       if (archive.expires_at !== null) {
-        const expiresAt = moment.utc(archive.expires_at).format("YYYY-MM-DD [at] HH:mm:ss [(+00:00)]");
+        const expiresAt = moment.utc(archive.expires_at).tz(timeAndDate.timezone).format(prettyDatetimeFormat);
         body += `\nExpires at ${expiresAt}`;
       }
     }