263 lines
10 KiB
JavaScript
263 lines
10 KiB
JavaScript
import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
|
||
import _extends from "@babel/runtime/helpers/esm/extends";
|
||
import { resolveDirective as _resolveDirective, createVNode as _createVNode } from "vue";
|
||
import { computed, defineComponent, getCurrentInstance, nextTick, shallowRef, watch, watchEffect } from 'vue';
|
||
import ClearableLabeledInput from './ClearableLabeledInput';
|
||
import ResizableTextArea from './ResizableTextArea';
|
||
import { textAreaProps } from './inputProps';
|
||
import { fixControlledValue, resolveOnChange, triggerFocus } from '../vc-input/utils/commonUtils';
|
||
import classNames from '../_util/classNames';
|
||
import { FormItemInputContext, useInjectFormItemContext } from '../form/FormItemContext';
|
||
import useConfigInject from '../config-provider/hooks/useConfigInject';
|
||
import omit from '../_util/omit';
|
||
import { getMergedStatus, getStatusClassNames } from '../_util/statusUtils';
|
||
// CSSINJS
|
||
import useStyle from './style';
|
||
import { useInjectDisabled } from '../config-provider/DisabledContext';
|
||
function fixEmojiLength(value, maxLength) {
|
||
return [...(value || '')].slice(0, maxLength).join('');
|
||
}
|
||
function setTriggerValue(isCursorInEnd, preValue, triggerValue, maxLength) {
|
||
let newTriggerValue = triggerValue;
|
||
if (isCursorInEnd) {
|
||
// 光标在尾部，直接截断
|
||
newTriggerValue = fixEmojiLength(triggerValue, maxLength);
|
||
} else if ([...(preValue || '')].length < triggerValue.length && [...(triggerValue || '')].length > maxLength) {
|
||
// 光标在中间，如果最后的值超过最大值，则采用原先的值
|
||
newTriggerValue = preValue;
|
||
}
|
||
return newTriggerValue;
|
||
}
|
||
export default defineComponent({
|
||
compatConfig: {
|
||
MODE: 3
|
||
},
|
||
name: 'ATextarea',
|
||
inheritAttrs: false,
|
||
props: textAreaProps(),
|
||
setup(props, _ref) {
|
||
let {
|
||
attrs,
|
||
expose,
|
||
emit
|
||
} = _ref;
|
||
var _a;
|
||
const formItemContext = useInjectFormItemContext();
|
||
const formItemInputContext = FormItemInputContext.useInject();
|
||
const mergedStatus = computed(() => getMergedStatus(formItemInputContext.status, props.status));
|
||
const stateValue = shallowRef((_a = props.value) !== null && _a !== void 0 ? _a : props.defaultValue);
|
||
const resizableTextArea = shallowRef();
|
||
const mergedValue = shallowRef('');
|
||
const {
|
||
prefixCls,
|
||
size,
|
||
direction
|
||
} = useConfigInject('input', props);
|
||
// Style
|
||
const [wrapSSR, hashId] = useStyle(prefixCls);
|
||
const disabled = useInjectDisabled();
|
||
const showCount = computed(() => {
|
||
return props.showCount === '' || props.showCount || false;
|
||
});
|
||
// Max length value
|
||
const hasMaxLength = computed(() => Number(props.maxlength) > 0);
|
||
const compositing = shallowRef(false);
|
||
const oldCompositionValueRef = shallowRef();
|
||
const oldSelectionStartRef = shallowRef(0);
|
||
const onInternalCompositionStart = e => {
|
||
compositing.value = true;
|
||
// 拼音输入前保存一份旧值
|
||
oldCompositionValueRef.value = mergedValue.value;
|
||
// 保存旧的光标位置
|
||
oldSelectionStartRef.value = e.currentTarget.selectionStart;
|
||
emit('compositionstart', e);
|
||
};
|
||
const onInternalCompositionEnd = e => {
|
||
var _a;
|
||
compositing.value = false;
|
||
let triggerValue = e.currentTarget.value;
|
||
if (hasMaxLength.value) {
|
||
const isCursorInEnd = oldSelectionStartRef.value >= props.maxlength + 1 || oldSelectionStartRef.value === ((_a = oldCompositionValueRef.value) === null || _a === void 0 ? void 0 : _a.length);
|
||
triggerValue = setTriggerValue(isCursorInEnd, oldCompositionValueRef.value, triggerValue, props.maxlength);
|
||
}
|
||
// Patch composition onChange when value changed
|
||
if (triggerValue !== mergedValue.value) {
|
||
setValue(triggerValue);
|
||
resolveOnChange(e.currentTarget, e, triggerChange, triggerValue);
|
||
}
|
||
emit('compositionend', e);
|
||
};
|
||
const instance = getCurrentInstance();
|
||
watch(() => props.value, () => {
|
||
var _a;
|
||
if ('value' in instance.vnode.props || {}) {
|
||
stateValue.value = (_a = props.value) !== null && _a !== void 0 ? _a : '';
|
||
}
|
||
});
|
||
const focus = option => {
|
||
var _a;
|
||
triggerFocus((_a = resizableTextArea.value) === null || _a === void 0 ? void 0 : _a.textArea, option);
|
||
};
|
||
const blur = () => {
|
||
var _a, _b;
|
||
(_b = (_a = resizableTextArea.value) === null || _a === void 0 ? void 0 : _a.textArea) === null || _b === void 0 ? void 0 : _b.blur();
|
||
};
|
||
const setValue = (value, callback) => {
|
||
if (stateValue.value === value) {
|
||
return;
|
||
}
|
||
if (props.value === undefined) {
|
||
stateValue.value = value;
|
||
} else {
|
||
nextTick(() => {
|
||
var _a, _b, _c;
|
||
if (resizableTextArea.value.textArea.value !== mergedValue.value) {
|
||
(_c = (_a = resizableTextArea.value) === null || _a === void 0 ? void 0 : (_b = _a.instance).update) === null || _c === void 0 ? void 0 : _c.call(_b);
|
||
}
|
||
});
|
||
}
|
||
nextTick(() => {
|
||
callback && callback();
|
||
});
|
||
};
|
||
const handleKeyDown = e => {
|
||
if (e.keyCode === 13) {
|
||
emit('pressEnter', e);
|
||
}
|
||
emit('keydown', e);
|
||
};
|
||
const onBlur = e => {
|
||
const {
|
||
onBlur
|
||
} = props;
|
||
onBlur === null || onBlur === void 0 ? void 0 : onBlur(e);
|
||
formItemContext.onFieldBlur();
|
||
};
|
||
const triggerChange = e => {
|
||
emit('update:value', e.target.value);
|
||
emit('change', e);
|
||
emit('input', e);
|
||
formItemContext.onFieldChange();
|
||
};
|
||
const handleReset = e => {
|
||
resolveOnChange(resizableTextArea.value.textArea, e, triggerChange);
|
||
setValue('', () => {
|
||
focus();
|
||
});
|
||
};
|
||
const handleChange = e => {
|
||
let triggerValue = e.target.value;
|
||
if (stateValue.value === triggerValue) return;
|
||
if (hasMaxLength.value) {
|
||
// 1. 复制粘贴超过maxlength的情况 2.未超过maxlength的情况
|
||
const target = e.target;
|
||
const isCursorInEnd = target.selectionStart >= props.maxlength + 1 || target.selectionStart === triggerValue.length || !target.selectionStart;
|
||
triggerValue = setTriggerValue(isCursorInEnd, mergedValue.value, triggerValue, props.maxlength);
|
||
}
|
||
resolveOnChange(e.currentTarget, e, triggerChange, triggerValue);
|
||
setValue(triggerValue);
|
||
};
|
||
const renderTextArea = () => {
|
||
var _a, _b;
|
||
const {
|
||
class: customClass
|
||
} = attrs;
|
||
const {
|
||
bordered = true
|
||
} = props;
|
||
const resizeProps = _extends(_extends(_extends({}, omit(props, ['allowClear'])), attrs), {
|
||
class: [{
|
||
[`${prefixCls.value}-borderless`]: !bordered,
|
||
[`${customClass}`]: customClass && !showCount.value,
|
||
[`${prefixCls.value}-sm`]: size.value === 'small',
|
||
[`${prefixCls.value}-lg`]: size.value === 'large'
|
||
}, getStatusClassNames(prefixCls.value, mergedStatus.value), hashId.value],
|
||
disabled: disabled.value,
|
||
showCount: null,
|
||
prefixCls: prefixCls.value,
|
||
onInput: handleChange,
|
||
onChange: handleChange,
|
||
onBlur,
|
||
onKeydown: handleKeyDown,
|
||
onCompositionstart: onInternalCompositionStart,
|
||
onCompositionend: onInternalCompositionEnd
|
||
});
|
||
if ((_a = props.valueModifiers) === null || _a === void 0 ? void 0 : _a.lazy) {
|
||
delete resizeProps.onInput;
|
||
}
|
||
return _createVNode(ResizableTextArea, _objectSpread(_objectSpread({}, resizeProps), {}, {
|
||
"id": (_b = resizeProps === null || resizeProps === void 0 ? void 0 : resizeProps.id) !== null && _b !== void 0 ? _b : formItemContext.id.value,
|
||
"ref": resizableTextArea,
|
||
"maxlength": props.maxlength,
|
||
"lazy": props.lazy
|
||
}), null);
|
||
};
|
||
expose({
|
||
focus,
|
||
blur,
|
||
resizableTextArea
|
||
});
|
||
watchEffect(() => {
|
||
let val = fixControlledValue(stateValue.value);
|
||
if (!compositing.value && hasMaxLength.value && (props.value === null || props.value === undefined)) {
|
||
// fix #27612 将value转为数组进行截取，解决 '😂'.length === 2 等emoji表情导致的截取乱码的问题
|
||
val = fixEmojiLength(val, props.maxlength);
|
||
}
|
||
mergedValue.value = val;
|
||
});
|
||
return () => {
|
||
var _a;
|
||
const {
|
||
maxlength,
|
||
bordered = true,
|
||
hidden
|
||
} = props;
|
||
const {
|
||
style,
|
||
class: customClass
|
||
} = attrs;
|
||
const inputProps = _extends(_extends(_extends({}, props), attrs), {
|
||
prefixCls: prefixCls.value,
|
||
inputType: 'text',
|
||
handleReset,
|
||
direction: direction.value,
|
||
bordered,
|
||
style: showCount.value ? undefined : style,
|
||
hashId: hashId.value,
|
||
disabled: (_a = props.disabled) !== null && _a !== void 0 ? _a : disabled.value
|
||
});
|
||
let textareaNode = _createVNode(ClearableLabeledInput, _objectSpread(_objectSpread({}, inputProps), {}, {
|
||
"value": mergedValue.value,
|
||
"status": props.status
|
||
}), {
|
||
element: renderTextArea
|
||
});
|
||
if (showCount.value || formItemInputContext.hasFeedback) {
|
||
const valueLength = [...mergedValue.value].length;
|
||
let dataCount = '';
|
||
if (typeof showCount.value === 'object') {
|
||
dataCount = showCount.value.formatter({
|
||
value: mergedValue.value,
|
||
count: valueLength,
|
||
maxlength
|
||
});
|
||
} else {
|
||
dataCount = `${valueLength}${hasMaxLength.value ? ` / ${maxlength}` : ''}`;
|
||
}
|
||
textareaNode = _createVNode("div", {
|
||
"hidden": hidden,
|
||
"class": classNames(`${prefixCls.value}-textarea`, {
|
||
[`${prefixCls.value}-textarea-rtl`]: direction.value === 'rtl',
|
||
[`${prefixCls.value}-textarea-show-count`]: showCount.value,
|
||
[`${prefixCls.value}-textarea-in-form-item`]: formItemInputContext.isFormItemInput
|
||
}, `${prefixCls.value}-textarea-show-count`, customClass, hashId.value),
|
||
"style": style,
|
||
"data-count": typeof dataCount !== 'object' ? dataCount : undefined
|
||
}, [textareaNode, formItemInputContext.hasFeedback && _createVNode("span", {
|
||
"class": `${prefixCls.value}-textarea-suffix`
|
||
}, [formItemInputContext.feedbackIcon])]);
|
||
}
|
||
return wrapSSR(textareaNode);
|
||
};
|
||
}
|
||
}); |