109 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			109 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
import { defineComponent, createVNode as _createVNode } from "vue";
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import { truthProp, createNamespace, BORDER_TOP_BOTTOM } from "../utils/index.mjs";
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import { useChildren } from "@vant/use";
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import { useExpose } from "../composables/use-expose.mjs";
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const [name, bem] = createNamespace("collapse");
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const COLLAPSE_KEY = Symbol(name);
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const collapseProps = {
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  border: truthProp,
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  accordion: Boolean,
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  modelValue: {
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    type: [String, Number, Array],
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    default: ""
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  }
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};
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function validateModelValue(modelValue, accordion) {
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  if (accordion && Array.isArray(modelValue)) {
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    console.error('[Vant] Collapse: "v-model" should not be Array in accordion mode');
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    return false;
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  }
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  if (!accordion && !Array.isArray(modelValue)) {
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    console.error('[Vant] Collapse: "v-model" should be Array in non-accordion mode');
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    return false;
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  }
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  return true;
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}
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var stdin_default = defineComponent({
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  name,
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  props: collapseProps,
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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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      linkChildren,
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      children
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    } = useChildren(COLLAPSE_KEY);
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    const updateName = (name2) => {
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      emit("change", name2);
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      emit("update:modelValue", name2);
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    };
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    const toggle = (name2, expanded) => {
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      const {
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        accordion,
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        modelValue
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      } = props;
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      if (accordion) {
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        updateName(name2 === modelValue ? "" : name2);
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      } else if (expanded) {
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        updateName(modelValue.concat(name2));
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      } else {
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        updateName(modelValue.filter((activeName) => activeName !== name2));
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      }
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    };
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    const toggleAll = (options = {}) => {
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      if (props.accordion) {
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        return;
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      }
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      if (typeof options === "boolean") {
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        options = {
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          expanded: options
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        };
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      }
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      const {
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        expanded,
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        skipDisabled
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      } = options;
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      const expandedChildren = children.filter((item) => {
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        if (item.disabled && skipDisabled) {
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          return item.expanded.value;
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        }
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        return expanded != null ? expanded : !item.expanded.value;
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      });
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      const names = expandedChildren.map((item) => item.itemName.value);
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      updateName(names);
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    };
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    const isExpanded = (name2) => {
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      const {
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        accordion,
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        modelValue
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      } = props;
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      if (process.env.NODE_ENV !== "production" && !validateModelValue(modelValue, accordion)) {
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        return false;
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      }
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      return accordion ? modelValue === name2 : modelValue.includes(name2);
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    };
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    useExpose({
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      toggleAll
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    });
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    linkChildren({
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      toggle,
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      isExpanded
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    });
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    return () => {
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      var _a;
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      return _createVNode("div", {
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        "class": [bem(), {
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          [BORDER_TOP_BOTTOM]: props.border
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        }]
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      }, [(_a = slots.default) == null ? void 0 : _a.call(slots)]);
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    };
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  }
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});
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export {
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  COLLAPSE_KEY,
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  collapseProps,
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  stdin_default as default
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};
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