A fork of https://github.com/ueokande/vim-vixen
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92 lines
2.4 KiB
92 lines
2.4 KiB
import actions from 'console/actions'; |
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const defaultState = { |
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mode: '', |
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messageText: '', |
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commandText: '', |
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completions: [], |
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groupSelection: -1, |
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itemSelection: -1, |
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}; |
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const nextSelection = (state) => { |
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if (state.groupSelection < 0) { |
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return [0, 0]; |
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} |
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let group = state.completions[state.groupSelection]; |
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if (state.groupSelection + 1 >= state.completions.length && |
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state.itemSelection + 1 >= group.items.length) { |
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return [-1, -1]; |
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} |
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if (state.itemSelection + 1 >= group.items.length) { |
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return [state.groupSelection + 1, 0]; |
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} |
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return [state.groupSelection, state.itemSelection + 1]; |
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}; |
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const prevSelection = (state) => { |
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if (state.groupSelection < 0) { |
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return [ |
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state.completions.length - 1, |
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state.completions[state.completions.length - 1].items.length - 1 |
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]; |
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} |
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if (state.groupSelection === 0 && state.itemSelection === 0) { |
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return [-1, -1]; |
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} else if (state.itemSelection === 0) { |
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return [ |
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state.groupSelection - 1, |
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state.completions[state.groupSelection - 1].items.length - 1 |
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]; |
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} |
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return [state.groupSelection, state.itemSelection - 1]; |
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}; |
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export default function reducer(state = defaultState, action = {}) { |
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switch (action.type) { |
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case actions.CONSOLE_SHOW_COMMAND: |
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return Object.assign({}, state, { |
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mode: 'command', |
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commandText: action.text, |
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errorShown: false, |
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completions: [] |
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}); |
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case actions.CONSOLE_SHOW_ERROR: |
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return Object.assign({}, state, { |
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mode: 'error', |
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messageText: action.text, |
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}); |
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case actions.CONSOLE_SHOW_INFO: |
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return Object.assign({}, state, { |
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mode: 'info', |
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messageText: action.text, |
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}); |
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case actions.CONSOLE_HIDE_COMMAND: |
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return Object.assign({}, state, { |
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mode: state.mode === 'command' ? '' : state.mode, |
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}); |
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case actions.CONSOLE_SET_COMPLETIONS: |
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return Object.assign({}, state, { |
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completions: action.completions, |
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groupSelection: -1, |
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itemSelection: -1, |
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}); |
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case actions.CONSOLE_COMPLETION_NEXT: { |
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let next = nextSelection(state); |
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return Object.assign({}, state, { |
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groupSelection: next[0], |
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itemSelection: next[1], |
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}); |
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} |
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case actions.CONSOLE_COMPLETION_PREV: { |
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let next = prevSelection(state); |
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return Object.assign({}, state, { |
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groupSelection: next[0], |
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itemSelection: next[1], |
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}); |
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} |
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default: |
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return state; |
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} |
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}
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