58 lines
1.7 KiB
TypeScript
58 lines
1.7 KiB
TypeScript
import * as inputActions from 'content/actions/input';
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import * as operationActions from 'content/actions/operation';
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import operations from 'shared/operations';
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import * as keyUtils from 'shared/utils/keys';
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const mapStartsWith = (mapping, keys) => {
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if (mapping.length < keys.length) {
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return false;
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}
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for (let i = 0; i < keys.length; ++i) {
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if (!keyUtils.equals(mapping[i], keys[i])) {
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return false;
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}
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}
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return true;
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};
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export default class KeymapperComponent {
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constructor(store) {
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this.store = store;
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}
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// eslint-disable-next-line max-statements
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key(key) {
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this.store.dispatch(inputActions.keyPress(key));
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let state = this.store.getState();
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let input = state.input;
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let keymaps = new Map(state.setting.keymaps);
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let matched = Array.from(keymaps.keys()).filter((mapping) => {
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return mapStartsWith(mapping, input.keys);
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});
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if (!state.addon.enabled) {
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// available keymaps are only ADDON_ENABLE and ADDON_TOGGLE_ENABLED if
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// the addon disabled
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matched = matched.filter((keys) => {
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let type = keymaps.get(keys).type;
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return type === operations.ADDON_ENABLE ||
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type === operations.ADDON_TOGGLE_ENABLED;
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});
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}
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if (matched.length === 0) {
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this.store.dispatch(inputActions.clearKeys());
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return false;
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} else if (matched.length > 1 ||
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matched.length === 1 && input.keys.length < matched[0].length) {
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return true;
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}
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let operation = keymaps.get(matched[0]);
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let act = operationActions.exec(
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operation, state.setting, state.addon.enabled
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);
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this.store.dispatch(act);
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this.store.dispatch(inputActions.clearKeys());
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return true;
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}
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}
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