vue3-photo-preview
Version:
42 lines • 1.55 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
var vue_1 = require("vue");
function useItems(index) {
var items = (0, vue_1.ref)([]);
var getElementIndex = function (children, child) {
return child ? Array.prototype.indexOf.call(children, child) : -1;
};
var sortItems = function (items) {
var _a, _b;
var children = (_b = (_a = items[0].originRef) === null || _a === void 0 ? void 0 : _a.parentNode) === null || _b === void 0 ? void 0 : _b.children;
if (children && children.length) {
items.sort(function (cur, next) { return getElementIndex(children, cur.originRef) - getElementIndex(children, next.originRef); });
}
};
var updateItem = function (item) {
var index = items.value.findIndex(function (_a) {
var key = _a.key;
return item.key === key;
});
if (index > -1) {
items.value.splice(index, 1, item);
}
else {
items.value.push(item);
sortItems(items.value);
}
};
var removeItem = function (key) {
var nextItems = items.value.filter(function (item) { return item.key !== key; });
var nextEndIndex = nextItems.length - 1;
items.value = nextItems;
index.value = Math.max(Math.min(index.value, nextEndIndex), 0);
};
return {
items: items,
updateItem: updateItem,
removeItem: removeItem,
};
}
exports.default = useItems;
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