element-plus
Version:
A Component Library for Vue 3
334 lines (331 loc) • 12.8 kB
JavaScript
import { defineComponent, useAttrs as useAttrs$1, ref, computed, nextTick, onMounted, openBlock, createBlock, unref, isRef, withCtx, createElementVNode, normalizeClass, normalizeStyle, createVNode, createElementBlock, Fragment, renderList, renderSlot, createTextVNode, toDisplayString, mergeProps, withKeys, withModifiers, createSlots } from 'vue';
import { isArray, isPromise } from '@vue/shared';
import { debounce } from 'lodash-unified';
import { onClickOutside } from '@vueuse/core';
import '../../../hooks/index.mjs';
import '../../../utils/index.mjs';
import '../../../constants/index.mjs';
import { ElInput } from '../../input/index.mjs';
import { ElScrollbar } from '../../scrollbar/index.mjs';
import { ElTooltip } from '../../tooltip/index.mjs';
import '../../popper/index.mjs';
import { ElIcon } from '../../icon/index.mjs';
import { Loading } from '@element-plus/icons-vue';
import { autocompleteProps, autocompleteEmits } from './autocomplete.mjs';
import _export_sfc from '../../../_virtual/plugin-vue_export-helper.mjs';
import { useNamespace } from '../../../hooks/use-namespace/index.mjs';
import { useDeprecateAppendToBody } from '../../popper/src/deprecation.mjs';
import { useAttrs } from '../../../hooks/use-attrs/index.mjs';
import { generateId } from '../../../utils/rand.mjs';
import { throwError } from '../../../utils/error.mjs';
import { UPDATE_MODEL_EVENT } from '../../../constants/event.mjs';
const _hoisted_1 = ["aria-expanded", "aria-owns"];
const _hoisted_2 = { key: 0 };
const _hoisted_3 = ["id", "aria-selected", "onClick"];
const __default__ = {
name: "ElAutocomplete",
inheritAttrs: false
};
const _sfc_main = /* @__PURE__ */ defineComponent({
...__default__,
props: autocompleteProps,
emits: autocompleteEmits,
setup(__props, { expose, emit }) {
const props = __props;
const COMPONENT_NAME = "ElAutocomplete";
const ns = useNamespace("autocomplete");
const { compatTeleported } = useDeprecateAppendToBody(COMPONENT_NAME, "popperAppendToBody");
let isClear = false;
const attrs = useAttrs();
const compAttrs = useAttrs$1();
const suggestions = ref([]);
const highlightedIndex = ref(-1);
const dropdownWidth = ref("");
const activated = ref(false);
const suggestionDisabled = ref(false);
const loading = ref(false);
const inputRef = ref();
const regionRef = ref();
const popperRef = ref();
const listboxRef = ref();
const id = computed(() => {
return ns.b(String(generateId()));
});
const styles = computed(() => compAttrs.style);
const suggestionVisible = computed(() => {
const isValidData = isArray(suggestions.value) && suggestions.value.length > 0;
return (isValidData || loading.value) && activated.value;
});
const suggestionLoading = computed(() => {
return !props.hideLoading && loading.value;
});
const onSuggestionShow = () => {
nextTick(() => {
if (suggestionVisible.value) {
dropdownWidth.value = `${inputRef.value.$el.offsetWidth}px`;
}
});
};
const getData = (queryString) => {
if (suggestionDisabled.value) {
return;
}
loading.value = true;
const cb = (suggestionsArg) => {
loading.value = false;
if (suggestionDisabled.value) {
return;
}
if (isArray(suggestionsArg)) {
suggestions.value = suggestionsArg;
highlightedIndex.value = props.highlightFirstItem ? 0 : -1;
} else {
throwError(COMPONENT_NAME, "autocomplete suggestions must be an array");
}
};
if (isArray(props.fetchSuggestions)) {
cb(props.fetchSuggestions);
} else {
const result = props.fetchSuggestions(queryString, cb);
if (isArray(result)) {
cb(result);
} else if (isPromise(result)) {
result.then(cb);
}
}
};
const debouncedGetData = debounce(getData, props.debounce);
const handleInput = (value) => {
const valuePresented = Boolean(value);
emit("input", value);
emit(UPDATE_MODEL_EVENT, value);
suggestionDisabled.value = false;
activated.value || (activated.value = isClear && valuePresented);
if (!props.triggerOnFocus && !value) {
suggestionDisabled.value = true;
suggestions.value = [];
return;
}
if (isClear && valuePresented) {
isClear = false;
}
debouncedGetData(value);
};
const handleChange = (value) => {
emit("change", value);
};
const handleFocus = (evt) => {
activated.value = true;
emit("focus", evt);
if (props.triggerOnFocus) {
debouncedGetData(String(props.modelValue));
}
};
const handleBlur = (evt) => {
emit("blur", evt);
};
const handleClear = () => {
activated.value = false;
isClear = true;
emit(UPDATE_MODEL_EVENT, "");
emit("clear");
};
const handleKeyEnter = () => {
if (suggestionVisible.value && highlightedIndex.value >= 0 && highlightedIndex.value < suggestions.value.length) {
handleSelect(suggestions.value[highlightedIndex.value]);
} else if (props.selectWhenUnmatched) {
emit("select", { value: props.modelValue });
nextTick(() => {
suggestions.value = [];
highlightedIndex.value = -1;
});
}
};
const close = () => {
activated.value = false;
};
const focus = () => {
var _a;
(_a = inputRef.value) == null ? void 0 : _a.focus();
};
const handleSelect = (item) => {
emit("input", item[props.valueKey]);
emit(UPDATE_MODEL_EVENT, item[props.valueKey]);
emit("select", item);
nextTick(() => {
suggestions.value = [];
highlightedIndex.value = -1;
});
};
const highlight = (index) => {
if (!suggestionVisible.value || loading.value) {
return;
}
if (index < 0) {
highlightedIndex.value = -1;
return;
}
if (index >= suggestions.value.length) {
index = suggestions.value.length - 1;
}
const suggestion = regionRef.value.querySelector(`.${ns.be("suggestion", "wrap")}`);
const suggestionList = suggestion.querySelectorAll(`.${ns.be("suggestion", "list")} li`);
const highlightItem = suggestionList[index];
const scrollTop = suggestion.scrollTop;
const { offsetTop, scrollHeight } = highlightItem;
if (offsetTop + scrollHeight > scrollTop + suggestion.clientHeight) {
suggestion.scrollTop += scrollHeight;
}
if (offsetTop < scrollTop) {
suggestion.scrollTop -= scrollHeight;
}
highlightedIndex.value = index;
inputRef.value.ref.setAttribute("aria-activedescendant", `${id.value}-item-${highlightedIndex.value}`);
};
onClickOutside(listboxRef, close);
onMounted(() => {
;
inputRef.value.ref.setAttribute("role", "textbox");
inputRef.value.ref.setAttribute("aria-autocomplete", "list");
inputRef.value.ref.setAttribute("aria-controls", "id");
inputRef.value.ref.setAttribute("aria-activedescendant", `${id.value}-item-${highlightedIndex.value}`);
});
expose({
highlightedIndex,
activated,
loading,
inputRef,
popperRef,
suggestions,
handleSelect,
handleKeyEnter,
focus,
close,
highlight
});
return (_ctx, _cache) => {
return openBlock(), createBlock(unref(ElTooltip), {
ref_key: "popperRef",
ref: popperRef,
visible: unref(suggestionVisible),
"onUpdate:visible": _cache[2] || (_cache[2] = ($event) => isRef(suggestionVisible) ? suggestionVisible.value = $event : null),
placement: _ctx.placement,
"fallback-placements": ["bottom-start", "top-start"],
"popper-class": [unref(ns).e("popper"), _ctx.popperClass],
teleported: unref(compatTeleported),
"gpu-acceleration": false,
pure: "",
"manual-mode": "",
effect: "light",
trigger: "click",
transition: `${unref(ns).namespace.value}-zoom-in-top`,
persistent: "",
onBeforeShow: onSuggestionShow
}, {
content: withCtx(() => [
createElementVNode("div", {
ref_key: "regionRef",
ref: regionRef,
class: normalizeClass([unref(ns).b("suggestion"), unref(ns).is("loading", unref(suggestionLoading))]),
style: normalizeStyle({ minWidth: dropdownWidth.value, outline: "none" }),
role: "region"
}, [
createVNode(unref(ElScrollbar), {
id: unref(id),
tag: "ul",
"wrap-class": unref(ns).be("suggestion", "wrap"),
"view-class": unref(ns).be("suggestion", "list"),
role: "listbox"
}, {
default: withCtx(() => [
unref(suggestionLoading) ? (openBlock(), createElementBlock("li", _hoisted_2, [
createVNode(unref(ElIcon), {
class: normalizeClass(unref(ns).is("loading"))
}, {
default: withCtx(() => [
createVNode(unref(Loading))
]),
_: 1
}, 8, ["class"])
])) : (openBlock(true), createElementBlock(Fragment, { key: 1 }, renderList(suggestions.value, (item, index) => {
return openBlock(), createElementBlock("li", {
id: `${unref(id)}-item-${index}`,
key: index,
class: normalizeClass({ highlighted: highlightedIndex.value === index }),
role: "option",
"aria-selected": highlightedIndex.value === index,
onClick: ($event) => handleSelect(item)
}, [
renderSlot(_ctx.$slots, "default", { item }, () => [
createTextVNode(toDisplayString(item[_ctx.valueKey]), 1)
])
], 10, _hoisted_3);
}), 128))
]),
_: 3
}, 8, ["id", "wrap-class", "view-class"])
], 6)
]),
default: withCtx(() => [
createElementVNode("div", {
ref_key: "listboxRef",
ref: listboxRef,
class: normalizeClass([unref(ns).b(), _ctx.$attrs.class]),
style: normalizeStyle(unref(styles)),
role: "combobox",
"aria-haspopup": "listbox",
"aria-expanded": unref(suggestionVisible),
"aria-owns": unref(id)
}, [
createVNode(unref(ElInput), mergeProps({
ref_key: "inputRef",
ref: inputRef
}, unref(attrs), {
"model-value": _ctx.modelValue,
onInput: handleInput,
onChange: handleChange,
onFocus: handleFocus,
onBlur: handleBlur,
onClear: handleClear,
onKeydown: [
_cache[0] || (_cache[0] = withKeys(withModifiers(($event) => highlight(highlightedIndex.value - 1), ["prevent"]), ["up"])),
_cache[1] || (_cache[1] = withKeys(withModifiers(($event) => highlight(highlightedIndex.value + 1), ["prevent"]), ["down"])),
withKeys(handleKeyEnter, ["enter"]),
withKeys(close, ["tab"])
]
}), createSlots({ _: 2 }, [
_ctx.$slots.prepend ? {
name: "prepend",
fn: withCtx(() => [
renderSlot(_ctx.$slots, "prepend")
])
} : void 0,
_ctx.$slots.append ? {
name: "append",
fn: withCtx(() => [
renderSlot(_ctx.$slots, "append")
])
} : void 0,
_ctx.$slots.prefix ? {
name: "prefix",
fn: withCtx(() => [
renderSlot(_ctx.$slots, "prefix")
])
} : void 0,
_ctx.$slots.suffix ? {
name: "suffix",
fn: withCtx(() => [
renderSlot(_ctx.$slots, "suffix")
])
} : void 0
]), 1040, ["model-value", "onKeydown"])
], 14, _hoisted_1)
]),
_: 3
}, 8, ["visible", "placement", "popper-class", "teleported", "transition"]);
};
}
});
var Autocomplete = /* @__PURE__ */ _export_sfc(_sfc_main, [["__file", "/home/runner/work/element-plus/element-plus/packages/components/autocomplete/src/autocomplete.vue"]]);
export { Autocomplete as default };
//# sourceMappingURL=autocomplete2.mjs.map