feat(glossary) : allow shared shortcuts and show item images

lib/glossary.test.ts

@@ -1,8 +1,36 @@
 import { describe, expect, it } from "vitest";
+import { getTableConfig } from "drizzle-orm/pg-core";
 
+import { glossaryAliases } from "../db/schema";
 import { aliasesByItem, normalizeGlossaryAlias } from "./glossary";
+import { searchItems } from "./search";
 
 describe("glossary aliases", () => {
+  it("limits duplicate shortcuts to the same catalog item", () => {
+    const uniqueIndexes = getTableConfig(glossaryAliases).indexes.filter((index) => index.config.unique);
+    expect(uniqueIndexes).toHaveLength(1);
+    expect(uniqueIndexes[0].config.columns.map((column) => "name" in column ? column.name : undefined)).toEqual([
+      "kind",
+      "catalog_key",
+      "normalized_alias",
+    ]);
+  });
+
+  it("finds multiple weapons sharing the same shortcut", () => {
+    const weapons = [
+      { key: "ballad", name: "Ballad of the Fjords" },
+      { key: "favonius", name: "Favonius Greatsword" },
+      { key: "homa", name: "Staff of Homa" },
+    ];
+    const grouped = aliasesByItem([
+      { kind: "weapon", catalogKey: "ballad", alias: "bp" },
+      { kind: "weapon", catalogKey: "favonius", alias: "bp" },
+    ]);
+    const names = (weapon: (typeof weapons)[number]) => [weapon.name, ...(grouped.weapon.get(weapon.key) ?? [])];
+    expect(searchItems(weapons, "BP", (weapon) => names(weapon).join(" "), names).items)
+      .toEqual(weapons.slice(0, 2));
+  });
+
   it("normalizes case, spacing, and unicode", () => {
     expect(normalizeGlossaryAlias("  HoMa  ")).toBe("homa");
     expect(normalizeGlossaryAlias("ＡＴＫ")).toBe("atk");