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class Game {
constructor() {
const generated = WorldGenerator.generate();
this.state = {
world: generated.world,
playerId: generated.playerId
};
this.setupUI();
this.print("Welcome to the Text Adventure!");
this.describeCurrentLocation();
}
setState(newState) {
this.state = newState;
}
setupUI() {
this.output = document.getElementById('output');
this.input = document.getElementById('input');
this.input.addEventListener('keypress', (e) => {
if (e.key === 'Enter') {
const command = this.input.value.toLowerCase();
this.input.value = '';
this.handleCommand(command);
}
});
}
print(text) {
const line = document.createElement('div');
line.textContent = text;
this.output.appendChild(line);
this.output.scrollTop = this.output.scrollHeight;
}
handleCommand(command) {
this.print(`> ${command}`);
if (command.match(/^(where am i|look around)$/)) {
this.describeCurrentLocation();
}
else if (command.startsWith('move ')) {
const newState = this.handleMove(command.split(' ')[1]);
if (newState) {
this.setState(newState);
this.describeCurrentLocation();
}
}
else if (command.startsWith('explore ') || command.startsWith('look at ')) {
const target = command.replace(/^(explore|look at) /, '');
this.exploreTarget(target);
}
else if (command === 'phone') {
this.checkMessages();
}
else if (command === 'inventory') {
this.checkInventory();
}
else if (command.startsWith('get ') || command.startsWith('take ')) {
const itemName = command.replace(/^(get|take) /, '');
const newState = this.collectItem(itemName);
if (newState) {
this.setState(newState);
}
}
else {
this.print("I don't understand that command.");
}
}
getCurrentLocation() {
const playerPos = World.getComponent(this.state.world, this.state.playerId, 'Position');
if (!playerPos) {
console.error('Player position not found');
return null;
}
// Find the environment at the player's position
const locationEntity = Array.from(this.state.world.entities.entries()).find(([entityId, _]) => {
if (entityId === this.state.playerId) return false;
const pos = World.getComponent(this.state.world, entityId, 'Position');
return pos && pos.x === playerPos.x && pos.y === playerPos.y;
});
if (!locationEntity) return null;
const [entityId, _] = locationEntity;
const desc = World.getComponent(this.state.world, entityId, 'Description');
// Add items to the location description
const items = this.getItemsAtLocation(playerPos);
return { entityId, desc, items };
}
getItemsAtLocation(pos) {
return Array.from(this.state.world.entities.entries())
.filter(([entityId, _]) => {
const itemPos = World.getComponent(this.state.world, entityId, 'Position');
const item = World.getComponent(this.state.world, entityId, 'Item');
return itemPos && item &&
itemPos.x === pos.x &&
itemPos.y === pos.y;
})
.map(([entityId, _]) => ({
entityId,
item: World.getComponent(this.state.world, entityId, 'Item')
}));
}
describeCurrentLocation() {
const location = this.getCurrentLocation();
if (location) {
this.print(`You are in: ${location.desc.short}`);
this.print(location.desc.long);
if (location.items.length > 0) {
this.print("\nYou can see:");
location.items.forEach(({ item }) => {
this.print(`- ${item.name}`);
});
}
}
}
handleMove(direction) {
const playerPos = World.getComponent(this.state.world, this.state.playerId, 'Position');
if (!playerPos) {
console.error('Player position not found');
return null;
}
const moves = {
'north': { x: 0, y: -1 },
'south': { x: 0, y: 1 },
'east': { x: 1, y: 0 },
'west': { x: -1, y: 0 }
};
if (!moves[direction]) {
this.print("Invalid direction. Use north, south, east, or west.");
return null;
}
const newX = playerPos.x + moves[direction].x;
const newY = playerPos.y + moves[direction].y;
if (newX < 0 || newX >= 10 || newY < 0 || newY >= 10) {
this.print("You can't go that way - you've reached the edge of the world.");
return null;
}
const newWorld = World.addComponent(
this.state.world,
this.state.playerId,
new Position(newX, newY)
);
this.print(`You move ${direction}.`);
return {
...this.state,
world: newWorld
};
}
exploreTarget(target) {
const location = this.getCurrentLocation();
if (location && location.desc.explorable[target]) {
this.print(location.desc.explorable[target]);
} else {
this.print("There's nothing special about that.");
}
}
checkMessages() {
const messages = World.getComponent(this.state.world, this.state.playerId, 'Messages');
if (messages.messages.length === 0) {
this.print("You have no messages.");
} else {
this.print("Your messages:");
messages.messages.forEach(msg => this.print(`- ${msg}`));
}
}
collectItem(itemName) {
const playerPos = World.getComponent(this.state.world, this.state.playerId, 'Position');
const items = this.getItemsAtLocation(playerPos);
const itemEntry = items.find(({ item }) =>
item.name.toLowerCase() === itemName.toLowerCase()
);
if (!itemEntry) {
this.print(`There is no ${itemName} here.`);
return null;
}
if (!itemEntry.item.collectable) {
this.print(`You can't take the ${itemName}.`);
return null;
}
// Add to inventory
const inventory = World.getComponent(this.state.world, this.state.playerId, 'Inventory');
const updatedInventory = new Inventory([...inventory.items, itemEntry.item]);
// Remove from world and update inventory
let newWorld = World.removeComponent(this.state.world, itemEntry.entityId, 'Position');
newWorld = World.addComponent(newWorld, this.state.playerId, updatedInventory);
this.print(`You take the ${itemName}.`);
return {
...this.state,
world: newWorld
};
}
checkInventory() {
const inventory = World.getComponent(this.state.world, this.state.playerId, 'Inventory');
if (inventory.items.length === 0) {
this.print("Your inventory is empty.");
} else {
this.print("Your inventory contains:");
inventory.items.forEach(item => {
this.print(`- ${item.name}`);
});
}
}
}
// Start the game when the page loads
window.addEventListener('load', () => {
window.game = new Game();
});
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