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import React, { useEffect, useState } from "react";
import logo from "./kaistevenson_white.svg";
import "./App.css";
import { Grid } from "./Grid";
import { getCategory, getWords } from "./serverHelper";
export type GameState = {
words: { word: string; selected: boolean; used: boolean }[];
groups: {
title: string;
reason: string;
words: string[];
flipped: boolean;
}[];
};
const loadingGameState: GameState = {
words: new Array(16).fill({
word: "Loading...",
selected: false,
used: false,
}),
groups: [],
};
const initializeGameState = async (): Promise<GameState> => ({
words: (await getWords()).map((word) => ({
word,
selected: false,
used: false,
})),
groups: [],
});
const Game = () => {
//state
const [gameState, setGameState] = useState<GameState | undefined>(undefined);
//initialize
useEffect(() => {
if (!gameState) {
initializeGameState()
.then((state) => setGameState(state))
.catch(console.error);
}
});
//handlers
const selectWordHandler = (idx: number) => {
const candidateState = { ...gameState! };
if (candidateState.words.filter((word) => word.selected).length === 4) {
if (!candidateState.words[idx].selected) {
//if we've already selected 4 words and we would select another,
//do nothing
return;
}
}
//FIXME don't mutate state
candidateState.words[idx].selected = !candidateState.words[idx].selected;
setGameState(candidateState);
};
const flipGroupHandler = (idx: number) => {
const candidateState = { ...gameState! };
//FIXME don't mutate state
candidateState.groups[idx].flipped = !candidateState.groups[idx].flipped;
setGameState(candidateState);
};
const submitSelectionHandler = () => {
const candidateState = { ...gameState! };
const selectedWords = candidateState.words
.filter(({ selected }) => selected)
.map(({ word }) => word);
if (selectedWords.length !== 4) {
return;
}
candidateState.words = candidateState.words.map(
({ selected, word, used }) => ({
used: used || selected,
selected: false,
word,
})
);
const loadingGroup: GameState["groups"][number] = {
title: "LOADING",
words: selectedWords,
reason: "LOADING",
flipped: false,
};
setGameState((prevState) => ({
...candidateState!,
groups: [...prevState!.groups, loadingGroup],
}));
getCategory(selectedWords).then(({ categoryName, reason }) => {
setGameState((prevState) => {
const updatedGroups = prevState!.groups.map((group) =>
group === loadingGroup
? { ...group, title: categoryName, reason }
: group
);
return { ...candidateState!, groups: updatedGroups };
});
});
};
//display logic
return (
<div className="Game-main">
<Grid
selectWordHandler={selectWordHandler}
flipGroupHandler={flipGroupHandler}
submitSelectionHandler={submitSelectionHandler}
gameState={gameState ?? loadingGameState}
/>
</div>
);
};
export const App = () => (
<div className="App">
<div className="App-bg">
<div className="Logo-container">
<img src={logo} className="App-logo" alt="logo" />
</div>
<div className="App-main">
<Game />
</div>
</div>
</div>
);
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