game/lib/providers/shop_provider.dart

73 lines
2.1 KiB
Dart

import 'package:flutter/material.dart';
import '../game/model/item.dart';
import '../game/model/entity.dart';
import '../game/data/item_table.dart';
import '../game/enums.dart';
import '../game/config/game_config.dart';
import '../utils/game_math.dart';
class ShopProvider with ChangeNotifier {
List<Item> availableItems = [];
String _lastShopMessage = '';
String get lastShopMessage => _lastShopMessage;
void clearMessage() {
_lastShopMessage = '';
notifyListeners();
}
void generateShopItems(int stage) {
ItemTier currentTier = ItemTier.tier1;
if (stage > GameConfig.tier2StageMax)
currentTier = ItemTier.tier3;
else if (stage > GameConfig.tier1StageMax)
currentTier = ItemTier.tier2;
availableItems = [];
for (int i = 0; i < 4; i++) { // Generate 4 items
ItemTemplate? template = ItemTable.getRandomItem(tier: currentTier);
if (template != null) {
availableItems.add(template.createItem(stage: stage));
}
}
notifyListeners();
}
bool rerollShopItems(Character player, int currentStageNumber) {
const int rerollCost = GameConfig.shopRerollCost;
if (player.gold >= rerollCost) {
player.gold -= rerollCost;
generateShopItems(currentStageNumber); // Regenerate based on current stage
_lastShopMessage = "Shop items rerolled for $rerollCost G.";
notifyListeners();
return true;
} else {
_lastShopMessage = "Not enough gold to reroll!";
notifyListeners();
return false;
}
}
bool buyItem(Item item, Character player) {
if (player.gold >= item.price) {
if (player.inventory.length < player.maxInventorySize) {
player.gold -= item.price;
player.addToInventory(item);
availableItems.remove(item); // Remove from shop
_lastShopMessage = "Bought ${item.name} for ${item.price} G.";
notifyListeners();
return true;
} else {
_lastShopMessage = "Inventory is full! Cannot buy ${item.name}.";
notifyListeners();
return false;
}
} else {
_lastShopMessage = "Not enough gold!";
notifyListeners();
return false;
}
}
}