60 lines
2.0 KiB
JavaScript
60 lines
2.0 KiB
JavaScript
import { get } from '../../_utils/lodash-lite'
|
|
|
|
const MIN_PREFIX_LENGTH = 1
|
|
const ACCOUNT_SEARCH_REGEX = new RegExp(`(?:\\s|^)(@\\S{${MIN_PREFIX_LENGTH},})$`)
|
|
const EMOJI_SEARCH_REGEX = new RegExp(`(?:\\s|^)(:[^:]{${MIN_PREFIX_LENGTH},})$`)
|
|
|
|
function computeForAutosuggest (store, key, defaultValue) {
|
|
store.compute(key,
|
|
['currentInstance', 'currentComposeRealm', `autosuggestData_${key}`],
|
|
(currentInstance, currentComposeRealm, root) => (
|
|
get(root, [currentInstance, currentComposeRealm], defaultValue)
|
|
)
|
|
)
|
|
}
|
|
|
|
export function autosuggestComputations (store) {
|
|
computeForAutosuggest(store, 'composeFocused', false)
|
|
computeForAutosuggest(store, 'composeSelectionStart', 0)
|
|
computeForAutosuggest(store, 'autosuggestSelected', 0)
|
|
computeForAutosuggest(store, 'autosuggestSearchResults', [])
|
|
computeForAutosuggest(store, 'autosuggestType', null)
|
|
|
|
store.compute(
|
|
'currentComposeText',
|
|
['currentComposeData', 'currentComposeRealm'],
|
|
(currentComposeData, currentComposeRealm) => (
|
|
get(currentComposeData, [currentComposeRealm, 'text'], '')
|
|
)
|
|
)
|
|
|
|
store.compute(
|
|
'autosuggestSearchText',
|
|
['currentComposeText', 'composeSelectionStart'],
|
|
(currentComposeText, composeSelectionStart) => {
|
|
let selectionStart = composeSelectionStart
|
|
if (!currentComposeText || selectionStart < MIN_PREFIX_LENGTH) {
|
|
return ''
|
|
}
|
|
|
|
let textUpToCursor = currentComposeText.substring(0, selectionStart)
|
|
let match = textUpToCursor.match(ACCOUNT_SEARCH_REGEX) || textUpToCursor.match(EMOJI_SEARCH_REGEX)
|
|
return (match && match[1]) || ''
|
|
}
|
|
)
|
|
|
|
store.compute(
|
|
'autosuggestNumSearchResults',
|
|
['autosuggestSearchResults'],
|
|
(autosuggestSearchResults) => autosuggestSearchResults.length
|
|
)
|
|
|
|
store.compute(
|
|
'autosuggestShown',
|
|
['composeFocused', 'autosuggestSearchText', 'autosuggestNumSearchResults'],
|
|
(composeFocused, autosuggestSearchText, autosuggestNumSearchResults) => (
|
|
!!(composeFocused && autosuggestSearchText && autosuggestNumSearchResults)
|
|
)
|
|
)
|
|
}
|