sort most used tags

app/userStatsStore.ts

@@ -5,6 +5,7 @@ import { JsonSchema, jsonType } from "t_rest/server";
 import { db } from "./db.ts";
 import { generationStore } from "./generationStore.ts";
 import { kvMemoize } from "./kvMemoize.ts";
+import { sortBy } from "std/collections/sort_by.ts";
 
 export const userStatsSchema = {
   type: "object",
@@ -59,7 +60,7 @@ export const getUserStats = kvMemoize(
     let stepCount = 0;
     let pixelCount = 0;
     let pixelStepCount = 0;
-    const tagCountMap: Record<string, number> = {};
+    const tagCountMap = new Map<string, number>();
 
     info(`Calculating user stats for ${userId}`);
 
@@ -77,7 +78,7 @@ export const getUserStats = kvMemoize(
         // split on punctuation and newlines
         .split(/[,;.]\s+|\n/)
         // remove `:weight` syntax
-        .map((tag) => tag.replace(/:[\d\.]+/g, " "))
+        .map((tag) => tag.replace(/:[\d\.]+/g, ""))
         // remove `(tag)` and `[tag]` syntax
         .map((tag) => tag.replace(/[()[\]]/g, " "))
         // collapse multiple whitespace to one
@@ -92,17 +93,25 @@ export const getUserStats = kvMemoize(
         [];
 
       for (const tag of tags) {
-        tagCountMap[tag] = (tagCountMap[tag] ?? 0) + 1;
+        const count = tagCountMap.get(tag) ?? 0;
+        tagCountMap.set(tag, count + 1);
       }
     }
 
+    const tagCountObj = Object.fromEntries(
+      sortBy(
+        Array.from(tagCountMap.entries()),
+        ([_tag, count]) => -count,
+      ).filter(([_tag, count]) => count >= 3),
+    );
+
     return {
       userId,
       imageCount,
       stepCount,
       pixelCount,
       pixelStepCount,
-      tagCountMap,
+      tagCountMap: tagCountObj,
       timestamp: Date.now(),
     };
   },

deno.lock

@@ -106,6 +106,7 @@
     "https://deno.land/std@0.202.0/collections/deep_merge.ts": "9db788ba56cb05b65c77166b789e58e125dff159b7f41bf4d19dc1cba19ecb8b",
     "https://deno.land/std@0.202.0/collections/distinct_by.ts": "3afe11d81eafb30c7c9dbf568d94357f3d88153292c00671b72cd695deae6602",
     "https://deno.land/std@0.202.0/collections/max_by.ts": "9d5940986aac51b2e4feaebef9cd8bf6e1eceeee5edcf3303e334b737f99520d",
+    "https://deno.land/std@0.202.0/collections/sort_by.ts": "1207755af756a5da04bebff39146c93cbe54f7870a5d67cf6922e871d96a01d5",
     "https://deno.land/std@0.202.0/encoding/base64.ts": "144ae6234c1fbe5b68666c711dc15b1e9ee2aef6d42b3b4345bf9a6c91d70d0d",
     "https://deno.land/std@0.202.0/flags/mod.ts": "0948466fc437f017f00c0b972a422b3dc3317a790bcf326429d23182977eaf9f",
     "https://deno.land/std@0.202.0/fmt/bytes.ts": "f29cf69e0791d375f9f5d94ae1f0641e5a03b975f32ddf86d70f70fdf37e7b6a",