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Move a piece!

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This commit is contained in:
Daniel Barber 2016-12-08 16:27:07 +00:00
parent 5ca7520012
commit d5860ffcfa
2 changed files with 23 additions and 10 deletions
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16
app/reducers/chess-board.js
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@ -1,21 +1,17 @@
import defaultState from "store/default-state"; import defaultState from "store/default-state";
import movePiece from "reducers/move-piece";
const chessBoardReducer = (state = defaultState, action) => { const chessBoardReducer = (state = defaultState, action) => {
switch (action.type) { switch (action.type) {
case "MOVE_PIECE": case "MOVE_PIECE":
var piece = state.board[from.rank][from.file]; const newState = {
state.board[to.rank][to.file] = piece; board: movePiece(state.board, action.from, action.to),
state.board[from.rank][from.file] = null; selectedSquare: null
return state; }
var newBoard = state.board.map((item, index) => { return Object.assign({}, state, newState);
});
return Object.assign({}, state, {
board: newBoard
});
case "SELECT_PIECE": case "SELECT_PIECE":
console.log("Action fired");
return Object.assign({}, state, { selectedSquare: action.coords }); return Object.assign({}, state, { selectedSquare: action.coords });
default: default:

17
app/reducers/move-piece.js Normal file
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@ -0,0 +1,17 @@
import Immutable from "immutable";
import { Map } from "immutable";
const movePiece = (board, from, to) => {
const newBoard = Immutable.fromJS(board);
const piece = board[from.rank][from.file];
const boardChange = Map([
[to.rank, Map([[to.file, piece]])]
]).mergeDeep(Map([
[from.rank, Map([[from.file, null]])]
]));
return newBoard.mergeDeep(boardChange).toJS();
}
export default movePiece;