Add perennial plants, starting with olives.

src/constants/index.ts

@@ -22,6 +22,7 @@ export const CROPS: CropDefinitions = {
     yield: 1,
     yieldType: 'celery',
     fertilityDepletion: 0.1,
+    seedType: 'celery_seed',
   },
   corn: {
     id: 'corn',
@@ -31,6 +32,19 @@ export const CROPS: CropDefinitions = {
     yield: 5,
     yieldType: 'corn',
     fertilityDepletion: 0.3,
+    seedType: 'corn_seed',
+  },
+  olive: {
+    id: 'olive',
+    name: 'Olive Tree',
+    growthTicks: 200,
+    waterPerTick: 1 / 50,
+    yield: 5,
+    yieldType: 'olive',
+    fertilityDepletion: 0.1,
+    seedType: 'olive',  // Uses olives as seeds
+    isPerennial: true,
+    regrowthProgress: 150,  // Resets to 150 ticks after harvest
   },
 }
 
@@ -101,5 +115,18 @@ export const MARKET_ITEMS: Record<string, MarketItem> = {
     buyPrice: null,
     sellPrice: 5,
   },
-  corn: { id: 'corn', name: 'Corn', emoji: '🌽', buyPrice: null, sellPrice: 8 },
+  corn: {
+    id: 'corn',
+    name: 'Corn',
+    emoji: '🌽',
+    buyPrice: null,
+    sellPrice: 8,
+  },
+  olive: {
+    id: 'olive',
+    name: 'Olive',
+    emoji: '🫒',
+    buyPrice: 15,
+    sellPrice: null,
+  },
 }

src/store/useGameStore.ts

@@ -144,7 +144,8 @@ export const useGameStore = create<
 
     const plot = plots[row][col]
     if (plot.intended && !plot.current) {
-      const seedId = `${plot.intended}_seed`
+      const crop = CROPS[plot.intended]
+      const seedId = crop.seedType
 
       if (inventory[seedId] && inventory[seedId] > 0) {
         set(
@@ -207,7 +208,18 @@ export const useGameStore = create<
 
       set(
         produce((state) => {
-          state.plots[row][col].current = undefined
+          if (crop.isPerennial) {
+            // For perennial crops, reset progress instead of clearing
+            state.plots[row][col].current = {
+              cropId: plot.current!.cropId,
+              progress: crop.regrowthProgress!,
+              mature: false,
+            }
+          } else {
+            // For regular crops, clear the plot
+            state.plots[row][col].current = undefined
+          }
+
           state.inventory[yieldItem] =
             (state.inventory[yieldItem] || 0) + yieldAmount
           state.plots[row][col].fertility = Math.max(

src/types/index.ts

@@ -6,6 +6,9 @@ export interface Crop {
   yield: number
   yieldType: string
   fertilityDepletion: number
+  seedType: string
+  isPerennial?: boolean
+  regrowthProgress?: number
 }
 
 export interface CropDefinitions {