Add basic functionality of raising mining rate

src/lib/classes/managers/SystemResourceManager.ts

@@ -65,7 +65,7 @@ export default class SystemResourceManager extends ResourceManager {
                 id: resource.id,
                 amount: resource.amount,
                 lastUpdated: null,
-                perHourMiningRate: null,
+                perHourMiningRate: 0,
                 data: resFromDB
             })
         });

src/lib/classes/managers/abstract/ResourceManager.ts

@@ -4,7 +4,7 @@ export type Resource = {
     id: string,
     amount: number,
     lastUpdated: Date | null,
-    perHourMiningRate: number | null,
+    perHourMiningRate: number,
     data: DBResource
 }
 

src/pages/api/build/createBuilding.ts

@@ -96,6 +96,22 @@ export const POST: APIRoute = async({ request }) => {
 
     userPlanet.resources.setAmount(resourcesAfter.map(res => { return { id: res.id, amount: res.amount } }));
     userPlanet.buildings.addBuilding(building);
+    if(building.data.category === "mines") {
+        switch(building.data.id) {
+            case 'coal-mine':
+                const coalResource = userPlanet.resources.resources.find(r => r.id === "coal");
+                if(coalResource) coalResource.perHourMiningRate += 10;
+                break;
+            case 'iron-mine':
+                const ironResource = userPlanet.resources.resources.find(r => r.id === "iron");
+                if(ironResource) ironResource.perHourMiningRate += 10;
+                break;
+            case 'gold-mine':
+                const goldResource = userPlanet.resources.resources.find(r => r.id === "gold");
+                if(goldResource) goldResource.perHourMiningRate += 10;
+                break;
+        }
+    }
 
     await userPlanet.buildings.sync();
     await userPlanet.resources.sync();