diff options
Diffstat (limited to 'App.js')
| -rw-r--r-- | App.js | 331 |
1 files changed, 83 insertions, 248 deletions
@@ -1,277 +1,112 @@ -const levels = []; -const LEVEL_SIZE = 20; - -for (let i=0; (LEVEL_SIZE*i) < characters.length; i++) { - let start = (20*i) + 1; - let end = 20 * (i+1); - end = end > characters.length ? characters.length-1 : end; - - levels.push(`Level ${i+1} (${start} - ${end})`); -} - - -const gameModes = [ - 'Only Level Characters', - 'Level + Previous Four Levels', - 'All Characters up to Level', -]; - -const GAMEMODE_LEVEL_ONLY = 0; -const GAMEMODE_PREV_LEVELS = 1; -const GAMEMODE_ALL_TO_LEVEL = 2; - - -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -let state = { - level: 0, - gameMode: GAMEMODE_LEVEL_ONLY, - paused: false, - - levelCharacters: [], - index: 0, - - character: '你', - pinyin: 'ni3', - - guessHistory: [], - numGuesses: 0, - correctGuesses: 0, - - hintLevel: 0, - - inputValue: undefined, - inputShaking: false, -}; - - -function setState(update) -{ - for (const key in update) - state[key] = update[key]; - - render(); -} +'use strict'; +const h = Inferno.h; -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +const GlobalState = {}; -const App = function() -{ - const { - levelCharacters, time, - level, gameMode, - character, pinyin, - numGuesses, correctGuesses, - hintLevel, - inputValue, inputShaking - } = state; - - return h( - 'div', {}, - [ - h(ScoreView, - { level: level, - numCharacters: levelCharacters.length, - guesses: numGuesses, - correctGuesses, - time, - }), - - h('h1', {}, character), - - h(InputBox, - { value: inputValue, - shaking: inputShaking, - handleKeyDown: handleInputKeyDown, - }), - - h('br'), - - h(HintButton, - { - answer: pinyin, - hintLevel, - handleClick: () => setState({ hintLevel: hintLevel+1 }), - }), - - h('br'), - - h(StyleDropdown, - { options: levels, - index: level, - defaultText: 'Select a Level', - onChoose: (index) => { - setState({ level: index }); - reset(); - }, - }), +// IMPURE +const updateState = (state, update) => Object.keys(update).forEach( + key => { + if (typeof(state[key]) === 'object') + updateState(state[key], update[key]); + else + state[key] = update[key]; + }); - h(StyleDropdown, - { options: gameModes, - index: gameMode, - defaultText: 'Select a Game Mode', - onChoose: (index) => { - setState({ gameMode: index }); - reset(); - }, - }), - ] +// IMPURE +const setState = update => { + updateState(GlobalState, update); + Inferno.render( + h(App, {state: GlobalState, setState}), + document.getElementById('root') ); } -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -function handleInputKeyDown(event) -{ - const KEY_ENTER = 13; - - if (event.keyCode === KEY_ENTER) { - makeGuess(); - } - else { - setTimeout(() => setState({ - inputValue: event.target.value - }), 300); - } -} - - -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * App + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ -function makeGuess() -{ - const { inputValue, pinyin } = state; - - if (inputValue === pinyin) - correctAnswer(); - else - shakeInputBox(); -} +// IMPURE +const App = ({state, setState}) => { + const { guessInput, } = state; -function correctAnswer() -{ - setState({ - inputValue: undefined, - hintLevel: 0, + return h(GuessInput, { + value: guessInput.value, + isShaking: guessInput.isShaking, + handleInput: updateStateOnEvent(state, handleGuessInputInput), + handleKeyDown: updateStateOnEvent(state, handleGuessInputKeyDown), }); -} +}; -function shakeInputBox() -{ - setState({ inputShaking: true }); - setTimeout(() => setState({ inputShaking: false }), 300); -} +/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * Components + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ + +const GuessInput = ({value, isShaking, handleInput, handleKeyDown}) => { + const inputTag = isShaking ? 'input.shaking' : 'input'; -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + return h(inputTag, { + type: 'text', + value, + onInput: handleInput, + onKeyDown: handleKeyDown, + }); +}; -// fisher-yates shuffle -function shuffledArray(arr) -{ - const shuffled = [...arr]; - for (let i=arr.length-1; i>0; i--) { - const j = Math.floor(Math.random() * i); - let tmp = shuffled[j]; - shuffled[j] = shuffled[i]; - shuffled[i] = tmp; - } +/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * Event Handlers + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ - return shuffled; -} +// IMPURE +const updateStateOnEvent = (state, handler) => + event => setState(handler(state, event)); -function buildLevel(level, levelSize, gameMode, characters) -{ - let start; - - switch (gameMode) { - case GAMEMODE_LEVEL_ONLY: - start = levelSize * level; - break; +const handleGuessInputInput = (state, event) => + ({ guessInput: { value: event.target.value } }); - case GAMEMODE_PREV_LEVELS: - start = levelSize * (level - 4); - break; - case GAMEMODE_ALL_TO_LEVEL: - start = 0; - break; +const handleGuessInputKeyDown = (state, event) => { + const KEYCODE_ENTER = 13; - default: - start = 0; - break; + if (event.keyCode === KEYCODE_ENTER) { + console.log(state.guessInput.value); + return { guessInput: { value: '' } }; } - start = start < 0 ? 0 : start; - - let end = levelSize * (level + 1); + return {}; +}; - const levelCharacters = []; - for (let i=start; i<end; i++) - levelCharacters.push(characters[i]); - return shuffledArray(levelCharacters); +/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * Document load + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ + +// IMPURE +window.onload = () => { + const initialState = { + guessInput: { + value: '', + isShaking: false, + }, + }; + + setState(initialState); } - -function reset() { - const { level, gameMode } = state; - - const levelCharacters = buildLevel(level, LEVEL_SIZE, gameMode, characters); - - const [character, pinyin] = levelCharacters[0]; - - clearInterval(timeInterval); - timeInterval = setInterval(() => { - const { paused, time } = state; - if (!paused) - setState({ time: time+1 }); - }, 1000); - - setState({ - levelCharacters, - index: 0, - paused: false, - time: 0, - - character, - pinyin, - guessHistory: [], - numGuesses: 0, - correctGuesses: 0, - hintLevel: 0, - - inputValue: undefined, - inputShaking: false, - }); -} - - -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -let timeInterval; - -function ScoreView({ level, numCharacters, guesses, correctGuesses, time }) -{ - const minutes = Math.floor(time/60); - let seconds = time % 60; - seconds = seconds < 10 ? '0' + seconds : seconds; - - - const levelName = `Level ${level + 1}`; - const percentage = - guesses === 0 ? '100.0' : String(0.1 * Math.floor(1000 * correctGuesses / guesses)); - const score = `${correctGuesses}/${numCharacters} (${percentage}%)`; - - return h( - 'div', {}, - [ - h('h1', {}, `${levelName} - ${minutes}:${seconds}`), - h('h1', {}, score), - ] - ); -} |