90 lines
2.5 KiB
JavaScript
90 lines
2.5 KiB
JavaScript
import { watch, computed, defineComponent, mergeProps as _mergeProps, createVNode as _createVNode } from "vue";
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import { pick, extend, truthProp, createNamespace } from "../utils/index.mjs";
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import { CHECKBOX_GROUP_KEY } from "../checkbox-group/CheckboxGroup.mjs";
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import { useParent, useCustomFieldValue } from "@vant/use";
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import { useExpose } from "../composables/use-expose.mjs";
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import Checker, { checkerProps } from "./Checker.mjs";
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const [name, bem] = createNamespace("checkbox");
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const checkboxProps = extend({}, checkerProps, {
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shape: String,
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bindGroup: truthProp,
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indeterminate: {
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type: Boolean,
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default: null
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}
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});
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var stdin_default = defineComponent({
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name,
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props: checkboxProps,
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emits: ["change", "update:modelValue"],
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setup(props, {
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emit,
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slots
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}) {
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const {
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parent
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} = useParent(CHECKBOX_GROUP_KEY);
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const setParentValue = (checked2) => {
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const {
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name: name2
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} = props;
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const {
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max,
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modelValue
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} = parent.props;
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const value = modelValue.slice();
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if (checked2) {
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const overlimit = max && value.length >= +max;
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if (!overlimit && !value.includes(name2)) {
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value.push(name2);
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if (props.bindGroup) {
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parent.updateValue(value);
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}
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}
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} else {
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const index = value.indexOf(name2);
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if (index !== -1) {
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value.splice(index, 1);
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if (props.bindGroup) {
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parent.updateValue(value);
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}
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}
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}
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};
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const checked = computed(() => {
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if (parent && props.bindGroup) {
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return parent.props.modelValue.indexOf(props.name) !== -1;
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}
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return !!props.modelValue;
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});
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const toggle = (newValue = !checked.value) => {
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if (parent && props.bindGroup) {
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setParentValue(newValue);
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} else {
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emit("update:modelValue", newValue);
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}
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if (props.indeterminate !== null) emit("change", newValue);
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};
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watch(() => props.modelValue, (value) => {
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if (props.indeterminate === null) emit("change", value);
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});
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useExpose({
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toggle,
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props,
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checked
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});
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useCustomFieldValue(() => props.modelValue);
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return () => _createVNode(Checker, _mergeProps({
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"bem": bem,
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"role": "checkbox",
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"parent": parent,
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"checked": checked.value,
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"onToggle": toggle
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}, props), pick(slots, ["default", "icon"]));
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}
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});
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export {
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checkboxProps,
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stdin_default as default
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};
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