Improve the floating message API to better handle multiple concurrent messages

src/App.tsx

@@ -1,4 +1,4 @@
-import React, { useEffect } from 'react'
+import React from 'react'
 import {
   Tabs,
   TabsContent,
@@ -10,8 +10,7 @@ import Field from './components/Field'
 import Warehouse from './components/Warehouse'
 import Market from './components/Market'
 import { ActionCooldown } from './components/ActionCooldown'
-import { useGameStore } from './store/useGameStore'
-import { hasSaveInSlot } from './utils/saveSystem'
+import { useSaveSystem } from './store/useSaveSystem'
 
 const appContainerStyle: React.CSSProperties = {
   maxWidth: '1200px',
@@ -27,34 +26,7 @@ const tabsListStyles: React.CSSProperties = {
 
 function App() {
   useGameTick()
-  const { saveToSlot, loadFromSlot } = useGameStore()
-
-  useEffect(() => {
-    const handleKeyDown = (e: KeyboardEvent) => {
-      const slot =
-        {
-          '1': 1,
-          '2': 2,
-          '3': 3,
-          '!': 1,
-          '@': 2,
-          '#': 3,
-        }[e.key] ?? null
-
-      if (slot !== null) {
-        if (e.shiftKey) {
-          saveToSlot(slot)
-          console.log(`Game saved to slot ${slot}`)
-        } else if (hasSaveInSlot(slot)) {
-          loadFromSlot(slot)
-          console.log(`Game loaded from slot ${slot}`)
-        }
-      }
-    }
-
-    window.addEventListener('keydown', handleKeyDown)
-    return () => window.removeEventListener('keydown', handleKeyDown)
-  }, [saveToSlot, loadFromSlot])
+  useSaveSystem()
 
   return (
     <div>

src/components/FloatingMessage.tsx

@@ -1,59 +0,0 @@
-import React, { useEffect, useState } from 'react'
-
-interface FloatingMessageProps {
-  message: string
-  startPosition: { x: number; y: number }
-  onComplete: () => void
-}
-
-const FloatingMessage: React.FC<FloatingMessageProps> = ({
-  message,
-  startPosition,
-  onComplete,
-}) => {
-  const [position, setPosition] = useState({ y: startPosition.y })
-  const [opacity, setOpacity] = useState(1)
-
-  useEffect(() => {
-    const startTime = Date.now()
-    const duration = 1000 // 1 second animation
-
-    const animate = () => {
-      const elapsed = Date.now() - startTime
-      const progress = Math.min(elapsed / duration, 1)
-
-      setPosition({ y: startPosition.y - progress * 50 })
-      setOpacity(1 - progress)
-
-      if (progress < 1) {
-        requestAnimationFrame(animate)
-      } else {
-        onComplete()
-      }
-    }
-
-    const animationFrame = requestAnimationFrame(animate)
-
-    return () => {
-      cancelAnimationFrame(animationFrame)
-    }
-  }, [startPosition, onComplete])
-
-  return (
-    <div
-      style={{
-        position: 'absolute',
-        left: startPosition.x,
-        top: position.y,
-        opacity,
-        fontWeight: 'bold',
-        pointerEvents: 'none',
-        zIndex: 100,
-      }}
-    >
-      {message}
-    </div>
-  )
-}
-
-export default FloatingMessage

src/components/FloatingMessages.tsx

@@ -0,0 +1,74 @@
+import React, { useEffect, useState, useImperativeHandle, forwardRef } from 'react'
+
+interface Message {
+  id: string
+  text: string
+  position: { x: number; y: number }
+}
+
+export interface FloatingMessagesHandle {
+  addMessage: (text: string, position: { x: number; y: number }) => void
+}
+
+const FloatingMessages = forwardRef<FloatingMessagesHandle>((_, ref) => {
+  const [messages, setMessages] = useState<Message[]>([])
+
+  useImperativeHandle(ref, () => ({
+    addMessage: (text: string, position: { x: number; y: number }) => {
+      const newMessage: Message = {
+        id: Math.random().toString(36).substring(2),
+        text,
+        position,
+      }
+      setMessages(prev => [...prev, newMessage])
+    }
+  }))
+
+  const handleAnimationEnd = (messageId: string) => {
+    setMessages(prev => prev.filter(msg => msg.id !== messageId))
+  }
+
+  return (
+    <>
+      <style>
+        {`
+          @keyframes floatUp {
+            0% {
+              transform: translateY(0);
+              opacity: 1;
+            }
+            100% {
+              transform: translateY(-50px);
+              opacity: 0;
+            }
+          }
+
+          .floating-message {
+            position: absolute;
+            font-weight: bold;
+            pointer-events: none;
+            z-index: 100;
+            animation: floatUp 1s ease-out forwards;
+          }
+        `}
+      </style>
+      {messages.map(message => (
+        <div
+          key={message.id}
+          className="floating-message"
+          style={{
+            left: message.position.x,
+            top: message.position.y,
+          }}
+          onAnimationEnd={() => handleAnimationEnd(message.id)}
+        >
+          {message.text}
+        </div>
+      ))}
+    </>
+  )
+})
+
+FloatingMessages.displayName = 'FloatingMessages'
+
+export default FloatingMessages

src/components/Market.tsx

@@ -1,7 +1,7 @@
-import React, { useState } from 'react'
+import React, { useRef } from 'react'
 import { useGameStore } from '../store/useGameStore'
 import { MARKET_ITEMS } from '../constants'
-import FloatingMessage from './FloatingMessage'
+import FloatingMessage, { FloatingMessagesHandle } from './FloatingMessages'
 import { styled } from '@linaria/react'
 
 const MarketContainer = styled.div`
@@ -71,17 +71,9 @@ const ActionButton = styled.button<{ disabled?: boolean }>`
   border: none;
 `
 
-interface FloatingMessageData {
-  id: string
-  message: string
-  position: { x: number; y: number }
-}
-
 const MarketComponent: React.FC = () => {
   const { inventory, cash, buyItem, sellItem } = useGameStore()
-  const [floatingMessages, setFloatingMessages] = useState<
-    FloatingMessageData[]
-  >([])
+  const floatingMessagesRef = useRef<FloatingMessagesHandle>(null)
 
   const handleBuy = (itemId: string, e: React.MouseEvent) => {
     const item = MARKET_ITEMS[itemId]
@@ -92,14 +84,10 @@ const MarketComponent: React.FC = () => {
     const rect = (e.target as HTMLElement).getBoundingClientRect()
     const position = { x: rect.left + rect.width / 2, y: rect.top }
 
-    setFloatingMessages([
-      ...floatingMessages,
-      {
-        id: `buy-${itemId}-${Date.now()}`,
-        message: `+1 ${item.emoji} ${item.name}`,
-        position,
-      },
-    ])
+    floatingMessagesRef.current?.addMessage(
+      `+1 ${item.emoji} ${item.name}`,
+      position
+    )
   }
 
   const handleSell = (itemId: string, e: React.MouseEvent) => {
@@ -117,18 +105,10 @@ const MarketComponent: React.FC = () => {
     const rect = (e.target as HTMLElement).getBoundingClientRect()
     const position = { x: rect.left + rect.width / 2, y: rect.top }
 
-    setFloatingMessages([
-      ...floatingMessages,
-      {
-        id: `sell-${itemId}-${Date.now()}`,
-        message: `-1 ${item.emoji} ${item.name}`,
-        position,
-      },
-    ])
-  }
-
-  const removeFloatingMessage = (messageId: string) => {
-    setFloatingMessages(floatingMessages.filter((msg) => msg.id !== messageId))
+    floatingMessagesRef.current?.addMessage(
+      `-1 ${item.emoji} ${item.name}`,
+      position
+    )
   }
 
   const sellableItems = Object.entries(MARKET_ITEMS)
@@ -216,14 +196,7 @@ const MarketComponent: React.FC = () => {
         </tbody>
       </MarketTable>
 
-      {floatingMessages.map((msg) => (
-        <FloatingMessage
-          key={msg.id}
-          message={msg.message}
-          startPosition={msg.position}
-          onComplete={() => removeFloatingMessage(msg.id)}
-        />
-      ))}
+      <FloatingMessage ref={floatingMessagesRef} />
     </MarketContainer>
   )
 }

src/constants/index.ts

@@ -1,7 +1,7 @@
 import { CropDefinitions } from '../types'
 
 export const INITIAL_CASH = 50
-export const INITIAL_FIELD_SIZE = 4
+export const INITIAL_FIELD_SIZE = 3
 export const COOLDOWN_DURATION = 2000 // 2 seconds in milliseconds
 export const TICK_INTERVAL = 12000 // 12 seconds in milliseconds
 export const GAME_SPEEDS = {

src/store/useGameStore.ts

@@ -11,7 +11,6 @@ import {
   MARKET_ITEMS,
 } from '../constants'
 import { GameState, PlotState } from '../types'
-import { saveGame, loadGame } from '../utils/saveSystem'
 
 const initializeField = (size: number): PlotState[][] => {
   return Array(size)
@@ -25,6 +24,34 @@ const initializeField = (size: number): PlotState[][] => {
     )
 }
 
+const SAVE_SLOT_PREFIX = 'dionysian_idle_save_'
+
+const saveGame = (slot: number, state: GameState) => {
+  try {
+    const saveData = JSON.stringify(state)
+    localStorage.setItem(`${SAVE_SLOT_PREFIX}${slot}`, saveData)
+    return true
+  } catch (error) {
+    console.error('Failed to save game:', error)
+    return false
+  }
+}
+
+const loadGame = (slot: number): GameState | null => {
+  try {
+    const saveData = localStorage.getItem(`${SAVE_SLOT_PREFIX}${slot}`)
+    if (!saveData) return null
+    return JSON.parse(saveData)
+  } catch (error) {
+    console.error('Failed to load game:', error)
+    return null
+  }
+}
+
+export const hasSaveInSlot = (slot: number): boolean => {
+  return !!localStorage.getItem(`${SAVE_SLOT_PREFIX}${slot}`)
+}
+
 export const useGameStore = create<
   GameState & {
     plant: () => void

src/store/useSaveSystem.ts

@@ -0,0 +1,52 @@
+import { useEffect } from "react"
+import { hasSaveInSlot, useGameStore } from "./useGameStore"
+
+export const useSaveSystem = () => {
+  const { saveToSlot, loadFromSlot } = useGameStore()
+
+  useEffect(() => {
+    const handleKeyDown = (e: KeyboardEvent) => {
+      if (e.key === 'r' && e.ctrlKey) {
+        localStorage.clear()
+      }
+
+      const slot =
+        {
+          '1': 1,
+          '2': 2,
+          '3': 3,
+          '!': 1,
+          '@': 2,
+          '#': 3,
+        }[e.key] ?? null
+
+      if (slot !== null) {
+        if (e.shiftKey) {
+          saveToSlot(slot)
+          console.log(`Game saved to slot ${slot}`)
+        } else if (hasSaveInSlot(slot)) {
+          loadFromSlot(slot)
+          console.log(`Game loaded from slot ${slot}`)
+        }
+      }
+    }
+
+
+    window.addEventListener('keydown', handleKeyDown)
+    const interval = setInterval(() => {
+      saveToSlot(0)
+    }, 30000)
+
+    console.log('Initalized save system')
+
+    return () => {
+      window.removeEventListener('keydown', handleKeyDown)
+      clearInterval(interval)
+    }
+  }, [saveToSlot, loadFromSlot])
+
+  // When starting the game, load from the autosave slot
+  useEffect(() => {
+    loadFromSlot(0)
+  }, [])
+}

src/utils/saveSystem.ts

@@ -1,29 +0,0 @@
-import { GameState } from '../types'
-
-const SAVE_SLOT_PREFIX = 'dionysian_idle_save_'
-
-export const saveGame = (slot: number, state: GameState) => {
-  try {
-    const saveData = JSON.stringify(state)
-    localStorage.setItem(`${SAVE_SLOT_PREFIX}${slot}`, saveData)
-    return true
-  } catch (error) {
-    console.error('Failed to save game:', error)
-    return false
-  }
-}
-
-export const loadGame = (slot: number): GameState | null => {
-  try {
-    const saveData = localStorage.getItem(`${SAVE_SLOT_PREFIX}${slot}`)
-    if (!saveData) return null
-    return JSON.parse(saveData)
-  } catch (error) {
-    console.error('Failed to load game:', error)
-    return null
-  }
-}
-
-export const hasSaveInSlot = (slot: number): boolean => {
-  return !!localStorage.getItem(`${SAVE_SLOT_PREFIX}${slot}`)
-}