Worked on http endpoints for dynamic tile loading

src/services/zoneService.ts

@@ -1,4 +1,14 @@
 import prisma from '../utilities/prisma'
+import { TAsset } from '../utilities/types'
+import tileRepository from '../repositories/tileRepository'
+import zoneRepository from '../repositories/zoneRepository'
+import { Object, Zone, ZoneObject } from '@prisma/client'
+
+type getZoneAsetsZoneType = Zone & {
+  zoneObjects: (ZoneObject & {
+    object: Object
+  })[]
+}
 
 class ZoneService {
   async createDemoZone(): Promise<boolean> {
@@ -27,6 +37,49 @@ class ZoneService {
     console.log('Demo zone created.')
     return true
   }
+
+  async getZoneAssets(zone: getZoneAsetsZoneType): Promise<TAsset[]> {
+    const assets: TAsset[] = []
+
+    // zone.tiles is prisma jsonvalue
+    let tiles = JSON.parse(JSON.stringify(zone.tiles))
+    tiles = [...new Set(tiles.flat())]
+
+    // Add tile assets
+    for (const tile of tiles) {
+      const tileInfo = await tileRepository.getById(tile)
+      if (!tileInfo) continue
+
+      assets.push({
+        key: tileInfo.id,
+        url: '/assets/tiles/' + tileInfo.id + '.png',
+        group: 'tiles',
+        updatedAt: tileInfo?.updatedAt || new Date()
+      })
+    }
+
+    // Add object assets
+    for (const zoneObject of zone.zoneObjects) {
+      if (!zoneObject.object) continue
+
+      assets.push({
+        key: zoneObject.object.id,
+        url: '/assets/objects/' + zoneObject.object.id + '.png',
+        group: 'objects',
+        updatedAt: zoneObject.object.updatedAt || new Date()
+      })
+    }
+
+    // Filter out duplicate assets
+    return assets.reduce((acc: TAsset[], current) => {
+      const x = acc.find((item) => item.key === current.key && item.group === current.group)
+      if (!x) {
+        return acc.concat([current])
+      } else {
+        return acc
+      }
+    }, [])
+  }
 }
 
 export default ZoneService