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