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import { want } from '../../unit/';
import event from '../../unit/event';
import actions from '../../actions';
import states from '../states';
import { music } from '../../unit/music';
const down = (store) => {
store.dispatch(actions.keyboard.down(true));
if (store.getState().get('cur') !== null) {
event.down({
key: 'down',
begin: 40,
interval: 40,
callback: (stopDownTrigger) => {
const state = store.getState();
if (state.get('lock')) {
return;
}
if (music.move) {
music.move();
}
const cur = state.get('cur');
if (cur === null) {
return;
}
if (state.get('pause')) {
states.pause(false);
return;
}
const next = cur.fall();
if (want(next, state.get('matrix'))) {
store.dispatch(actions.moveBlock(next));
states.auto();
} else {
let matrix = state.get('matrix');
const shape = cur.shape;
const xy = cur.xy;
shape.forEach((m, k1) => (
m.forEach((n, k2) => {
if (n && xy.get(0) + k1 >= 0) { // 竖坐标可以为负
let line = matrix.get(xy.get(0) + k1);
line = line.set(xy.get(1) + k2, 1);
matrix = matrix.set(xy.get(0) + k1, line);
}
})
));
states.nextAround(matrix, stopDownTrigger);
}
},
});
} else {
event.down({
key: 'down',
begin: 200,
interval: 100,
callback: () => {
if (store.getState().get('lock')) {
return;
}
const state = store.getState();
const cur = state.get('cur');
if (cur) {
return;
}
if (music.move) {
music.move();
}
let startLines = state.get('startLines');
startLines = startLines - 1 < 0 ? 10 : startLines - 1;
store.dispatch(actions.startLines(startLines));
},
});
}
};
const up = (store) => {
store.dispatch(actions.keyboard.down(false));
event.up({
key: 'down',
});
};
export default {
down,
up,
};
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