nikoli/views/hitori.coffee

94 lines
2.7 KiB
CoffeeScript

window.Hitori = class Nurikabe
constructor: (@board) ->
@board.classList.add 'hitori'
@grid = document.createElement 'div'
@grid.classList.add 'game-container'
@board.appendChild @grid
buttons_div = document.createElement 'div'
buttons = {check: 'Check', reset: 'Reset', newgame: 'New game', help: '?'}
for k,v of buttons
button = document.createElement 'button'
button.innerHTML = v
button.classList.add k
buttons_div.appendChild button
@board.appendChild buttons_div
@board.querySelector('.check').addEventListener('click', @check.bind(this))
@board.querySelector('.reset').addEventListener('click', @reset.bind(this))
check: ->
errors = @errors()
if errors.length == 0
alert 'Congratulations!'
else
alert errors.map((el) -> el.message).join()
errors: ->
solution = @toArray()
errors = []
processed_cells = []
white_stream = new Nikoli.Stream(solution)
for i in [0...solution.length]
row = solution[i]
for j in [0...row.length]
cell = solution[i][j]
if cell >= 0
white_stream.calculate({x: i, y: j}) if white_stream.empty()
if !white_stream.include({x: i, y: j})
errors.push {row: i, column: j, message: 'The stream must be continuous'}
# TODO check for duplicates in rows and columns
else
adjacent_cells = [
{x: i+1, y: j},
{x: i-1, y: j},
{x: i, y: j+1},
{x: i, y: j-1}
]
if adjacent_cells.some((el) ->
0 <= el.x < solution.length && 0 <= el.y < solution[el.x].length && solution[el.x][el.y] == -1)
errors.push {row: i, column: j, message: 'Adjacent filled-in cells'}
errors
generate: (game, solution = false) ->
@game = game if game?
@grid.innerHTML = @game.map((row) ->
'<div class="grid-row">' + row.map((cell) ->
"<div class=\"grid-cell\">#{cell}</div>"
).join('') + '</div>'
).join('')
for cell in board.querySelectorAll('.grid-cell')
cell.addEventListener 'click', ((evenment) => @toggle evenment.target), false
return
reset: ->
@generate()
toggle: (cell) ->
if cell.classList.contains 'black'
cell.classList.remove 'black'
cell.classList.add 'white'
else if cell.classList.contains 'white'
cell.classList.remove 'white'
else
cell.classList.add 'black'
toArray: ->
[].map.call @grid.querySelectorAll('.grid-row'), (row) ->
[].map.call row.querySelectorAll('.grid-cell'), (cell) ->
if cell.classList.contains('black')
-1
else
parseInt(cell.innerHTML)