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import actions from 'console/actions';
const defaultState = {
errorShown: false,
errorText: '',
commandShown: false,
commandText: '',
completions: [],
groupSelection: -1,
itemSelection: -1,
};
const nextSelection = (state) => {
if (state.groupSelection < 0) {
return [0, 0];
}
let group = state.completions[state.groupSelection];
if (state.groupSelection + 1 >= state.completions.length &&
state.itemSelection + 1 >= group.items.length) {
return [-1, -1];
}
if (state.itemSelection + 1 >= group.items.length) {
return [state.groupSelection + 1, 0];
}
return [state.groupSelection, state.itemSelection + 1];
};
const prevSelection = (state) => {
if (state.groupSelection < 0) {
return [
state.completions.length - 1,
state.completions[state.completions.length - 1].items.length - 1
];
}
if (state.groupSelection === 0 && state.itemSelection === 0) {
return [-1, -1];
} else if (state.itemSelection === 0) {
return [
state.groupSelection - 1,
state.completions[state.groupSelection - 1].items.length - 1
];
}
return [state.groupSelection, state.itemSelection - 1];
};
export default function reducer(state = defaultState, action = {}) {
switch (action.type) {
case actions.CONSOLE_SHOW_COMMAND:
return Object.assign({}, state, {
commandShown: true,
commandText: action.text,
errorShown: false,
completions: []
});
case actions.CONSOLE_SHOW_ERROR:
return Object.assign({}, state, {
errorText: action.text,
errorShown: true,
commandShown: false,
});
case actions.CONSOLE_HIDE:
if (state.errorShown) {
// keep error message if shown
return state;
}
return Object.assign({}, state, {
errorShown: false,
commandShown: false
});
case actions.CONSOLE_SET_COMPLETIONS:
return Object.assign({}, state, {
completions: action.completions,
groupSelection: -1,
itemSelection: -1,
});
case actions.CONSOLE_COMPLETION_NEXT: {
let next = nextSelection(state);
return Object.assign({}, state, {
groupSelection: next[0],
itemSelection: next[1],
});
}
case actions.CONSOLE_COMPLETION_PREV: {
let next = prevSelection(state);
return Object.assign({}, state, {
groupSelection: next[0],
itemSelection: next[1],
});
}
default:
return state;
}
}
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