릴리스: v1.2.59 관리자 아이템 모달 게임 표시 보강

backend/src/db.js

@@ -605,28 +605,51 @@ async function findCustomItemById(id) {
   }
 }
 
-async function getCustomItemUsageMap() {
-  const rows = await query('SELECT groups_json, pool_json FROM tierlists')
+async function getCustomItemUsageMeta() {
+  const rows = await query(
+    `
+      SELECT t.game_id, g.name AS game_name, t.groups_json, t.pool_json
+      FROM tierlists t
+      LEFT JOIN games g ON g.id = t.game_id
+    `
+  )
   const usageMap = new Map()
+  const linkedGamesMap = new Map()
 
   rows.forEach((row) => {
     const groups = parseJson(row.groups_json, [])
     const pool = parseJson(row.pool_json, [])
+    const seenItemIds = new Set()
 
     groups.forEach((group) => {
       ;(group?.itemIds || []).forEach((itemId) => {
         usageMap.set(itemId, (usageMap.get(itemId) || 0) + 1)
+        if (itemId) seenItemIds.add(itemId)
       })
     })
 
     pool.forEach((item) => {
       if (item?.id) {
         usageMap.set(item.id, (usageMap.get(item.id) || 0) + 1)
+        seenItemIds.add(item.id)
       }
     })
+
+    if (!row.game_id) return
+
+    seenItemIds.forEach((itemId) => {
+      if (!linkedGamesMap.has(itemId)) linkedGamesMap.set(itemId, new Map())
+      linkedGamesMap.get(itemId).set(row.game_id, {
+        id: row.game_id,
+        name: row.game_name || row.game_id,
+      })
+    })
   })
 
-  return usageMap
+  return {
+    usageMap,
+    linkedGamesMap: new Map(Array.from(linkedGamesMap.entries()).map(([itemId, gameMap]) => [itemId, Array.from(gameMap.values())])),
+  }
 }
 
 async function listCustomItems({ queryText = '', page = 1, limit = 50, orphanOnly = false } = {}) {
@@ -655,7 +678,7 @@ async function listCustomItems({ queryText = '', page = 1, limit = 50, orphanOnl
     params
   )
 
-  const usageMap = await getCustomItemUsageMap()
+  const { usageMap, linkedGamesMap } = await getCustomItemUsageMeta()
   const allItems = rows
     .map((row) => ({
       id: row.id,
@@ -666,6 +689,7 @@ async function listCustomItems({ queryText = '', page = 1, limit = 50, orphanOnl
       ownerName: row.nickname || row.email,
       ownerEmail: row.email,
       usageCount: usageMap.get(row.id) || 0,
+      linkedGames: linkedGamesMap.get(row.id) || [],
     }))
     .filter((item) => (orphanOnly ? item.usageCount === 0 : true))
 
@@ -705,7 +729,7 @@ async function findUnusedCustomItems({ queryText = '' } = {}) {
     params
   )
 
-  const usageMap = await getCustomItemUsageMap()
+  const { usageMap } = await getCustomItemUsageMeta()
   return rows
     .map((row) => ({
       id: row.id,