react-native-controlled-mentions
Version:
Fully controlled React Native mentions component
116 lines • 5.79 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.MentionInput = void 0;
const react_1 = __importStar(require("react"));
const react_native_1 = require("react-native");
const utils_1 = require("../utils");
const MentionInput = (_a) => {
var { value, onChange, partTypes = [], inputRef: propInputRef, containerStyle, onSelectionChange } = _a, textInputProps = __rest(_a, ["value", "onChange", "partTypes", "inputRef", "containerStyle", "onSelectionChange"]);
const textInput = react_1.useRef(null);
const [selection, setSelection] = react_1.useState({ start: 0, end: 0 });
const { plainText, parts, } = react_1.useMemo(() => utils_1.parseValue(value, partTypes), [value, partTypes]);
const handleSelectionChange = (event) => {
setSelection(event.nativeEvent.selection);
onSelectionChange && onSelectionChange(event);
};
/**
* Callback that trigger on TextInput text change
*
* @param changedText
*/
const onChangeInput = (changedText) => {
onChange(utils_1.generateValueFromPartsAndChangedText(parts, plainText, changedText));
};
/**
* We memoize the keyword to know should we show mention suggestions or not
*/
const keywordByTrigger = react_1.useMemo(() => {
return utils_1.getMentionPartSuggestionKeywords(parts, plainText, selection, partTypes);
}, [parts, plainText, selection, partTypes]);
/**
* Callback on mention suggestion press. We should:
* - Get updated value
* - Trigger onChange callback with new value
*/
const onSuggestionPress = (mentionType) => (suggestion) => {
const newValue = utils_1.generateValueWithAddedSuggestion(parts, mentionType, plainText, selection, suggestion);
if (!newValue) {
return;
}
onChange(newValue);
/**
* Move cursor to the end of just added mention starting from trigger string and including:
* - Length of trigger string
* - Length of mention name
* - Length of space after mention (1)
*
* Not working now due to the RN bug
*/
// const newCursorPosition = currentPart.position.start + triggerPartIndex + trigger.length +
// suggestion.name.length + 1;
// textInput.current?.setNativeProps({selection: {start: newCursorPosition, end: newCursorPosition}});
};
const handleTextInputRef = (ref) => {
textInput.current = ref;
if (propInputRef) {
if (typeof propInputRef === 'function') {
propInputRef(ref);
}
else {
propInputRef.current = ref;
}
}
};
const renderMentionSuggestions = (mentionType) => (react_1.default.createElement(react_1.default.Fragment, { key: mentionType.trigger }, mentionType.renderSuggestions && mentionType.renderSuggestions({
keyword: keywordByTrigger[mentionType.trigger],
onSuggestionPress: onSuggestionPress(mentionType),
})));
return (react_1.default.createElement(react_native_1.View, { style: containerStyle },
partTypes
.filter(one => (utils_1.isMentionPartType(one)
&& one.renderSuggestions != null
&& !one.isBottomMentionSuggestionsRender))
.map(renderMentionSuggestions),
react_1.default.createElement(react_native_1.TextInput, Object.assign({ multiline: true }, textInputProps, { ref: handleTextInputRef, onChangeText: onChangeInput, onSelectionChange: handleSelectionChange }),
react_1.default.createElement(react_native_1.Text, null, parts.map(({ text, partType, data }, index) => {
var _a, _b;
return partType ? (react_1.default.createElement(react_native_1.Text, { key: `${index}-${(_a = data === null || data === void 0 ? void 0 : data.trigger) !== null && _a !== void 0 ? _a : 'pattern'}`, style: (_b = partType.textStyle) !== null && _b !== void 0 ? _b : utils_1.defaultMentionTextStyle }, text)) : (react_1.default.createElement(react_native_1.Text, { key: index }, text));
}))),
partTypes
.filter(one => (utils_1.isMentionPartType(one)
&& one.renderSuggestions != null
&& one.isBottomMentionSuggestionsRender))
.map(renderMentionSuggestions)));
};
exports.MentionInput = MentionInput;
//# sourceMappingURL=mention-input.js.map