import CellSet;
import Grid;
import iter from Grid.Util;
import Toolbox;
import Mode;

return {
	ize: colorize,
	paint: paint,
	set: set
};

function colorize(row, column, color) {
	var grid = Grid.get();
	grid.colors[row][column] = color || Toolbox.color();
	Grid.cell(row, column).className = 'color' + grid.colors[row][column];
	grid.missing.remove(row, column);
}

function paint(row, column) {
	var cellSet = CellSet.make(
		{type: 'isochrome', row: row, column: column, grid: Grid.get().colors}
	);
	cellSet.iter(colorize);
}

function set(grid) {
	if(grid != undefined) {
		iter(grid, function(row, column) {
			if(grid[row][column] != undefined) {
				colorize(row, column, grid[row][column]);
			}
		});
		if(Grid.get().missing.isEmpty()) {
			Mode.setEnabled(true, ['play', 'solve']);
		} else {
			Mode.set('edit');
		}
	}
}