export default (function (o, c, dayjs) {
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var proto = c.prototype;
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var isObject = function isObject(obj) {
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return obj !== null && !(obj instanceof Date) && !(obj instanceof Array) && !proto.$utils().u(obj) && obj.constructor.name === 'Object';
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};
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var prettyUnit = function prettyUnit(u) {
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var unit = proto.$utils().p(u);
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return unit === 'date' ? 'day' : unit;
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};
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var parseDate = function parseDate(cfg) {
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var date = cfg.date,
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utc = cfg.utc;
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var $d = {};
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if (isObject(date)) {
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if (!Object.keys(date).length) {
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return new Date();
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}
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var now = utc ? dayjs.utc() : dayjs();
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Object.keys(date).forEach(function (k) {
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$d[prettyUnit(k)] = date[k];
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});
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var d = $d.day || (!$d.year && !($d.month >= 0) ? now.date() : 1);
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var y = $d.year || now.year();
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var M = $d.month >= 0 ? $d.month : !$d.year && !$d.day ? now.month() : 0; // eslint-disable-line no-nested-ternary,max-len
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var h = $d.hour || 0;
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var m = $d.minute || 0;
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var s = $d.second || 0;
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var ms = $d.millisecond || 0;
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if (utc) {
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return new Date(Date.UTC(y, M, d, h, m, s, ms));
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}
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return new Date(y, M, d, h, m, s, ms);
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}
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return date;
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};
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var oldParse = proto.parse;
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proto.parse = function (cfg) {
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cfg.date = parseDate.bind(this)(cfg);
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oldParse.bind(this)(cfg);
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};
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var oldSet = proto.set;
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var oldAdd = proto.add;
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var oldSubtract = proto.subtract;
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var callObject = function callObject(call, argument, string, offset) {
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if (offset === void 0) {
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offset = 1;
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}
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var keys = Object.keys(argument);
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var chain = this;
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keys.forEach(function (key) {
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chain = call.bind(chain)(argument[key] * offset, key);
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});
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return chain;
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};
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proto.set = function (unit, value) {
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value = value === undefined ? unit : value;
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if (unit.constructor.name === 'Object') {
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return callObject.bind(this)(function (i, s) {
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return oldSet.bind(this)(s, i);
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}, value, unit);
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}
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return oldSet.bind(this)(unit, value);
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};
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proto.add = function (value, unit) {
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if (value.constructor.name === 'Object') {
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return callObject.bind(this)(oldAdd, value, unit);
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}
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return oldAdd.bind(this)(value, unit);
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};
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proto.subtract = function (value, unit) {
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if (value.constructor.name === 'Object') {
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return callObject.bind(this)(oldAdd, value, unit, -1);
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}
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return oldSubtract.bind(this)(value, unit);
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};
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});
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