date-fns
Version:
Modern JavaScript date utility library
187 lines (186 loc) • 4.68 kB
JavaScript
function declensionGroup(scheme, count) {
if (count === 1 && scheme.one) {
return scheme.one;
}
if (count >= 2 && count <= 4 && scheme.twoFour) {
return scheme.twoFour;
}
// if count === null || count === 0 || count >= 5
return scheme.other;
}
function declension(scheme, count, time) {
var group = declensionGroup(scheme, count);
var finalText = group[time];
return finalText.replace('{{count}}', String(count));
}
function extractPreposition(token) {
var result = ['lessThan', 'about', 'over', 'almost'].filter(function (preposition) {
return !!token.match(new RegExp('^' + preposition));
});
return result[0];
}
function prefixPreposition(preposition) {
var translation = '';
if (preposition === 'almost') {
translation = 'takmer';
}
if (preposition === 'about') {
translation = 'približne';
}
return translation.length > 0 ? translation + ' ' : '';
}
function suffixPreposition(preposition) {
var translation = '';
if (preposition === 'lessThan') {
translation = 'menej než';
}
if (preposition === 'over') {
translation = 'viac než';
}
return translation.length > 0 ? translation + ' ' : '';
}
function lowercaseFirstLetter(string) {
return string.charAt(0).toLowerCase() + string.slice(1);
}
var formatDistanceLocale = {
xSeconds: {
one: {
present: 'sekunda',
past: 'sekundou',
future: 'sekundu'
},
twoFour: {
present: '{{count}} sekundy',
past: '{{count}} sekundami',
future: '{{count}} sekundy'
},
other: {
present: '{{count}} sekúnd',
past: '{{count}} sekundami',
future: '{{count}} sekúnd'
}
},
halfAMinute: {
other: {
present: 'pol minúty',
past: 'pol minútou',
future: 'pol minúty'
}
},
xMinutes: {
one: {
present: 'minúta',
past: 'minútou',
future: 'minútu'
},
twoFour: {
present: '{{count}} minúty',
past: '{{count}} minútami',
future: '{{count}} minúty'
},
other: {
present: '{{count}} minút',
past: '{{count}} minútami',
future: '{{count}} minút'
}
},
xHours: {
one: {
present: 'hodina',
past: 'hodinou',
future: 'hodinu'
},
twoFour: {
present: '{{count}} hodiny',
past: '{{count}} hodinami',
future: '{{count}} hodiny'
},
other: {
present: '{{count}} hodín',
past: '{{count}} hodinami',
future: '{{count}} hodín'
}
},
xDays: {
one: {
present: 'deň',
past: 'dňom',
future: 'deň'
},
twoFour: {
present: '{{count}} dni',
past: '{{count}} dňami',
future: '{{count}} dni'
},
other: {
present: '{{count}} dní',
past: '{{count}} dňami',
future: '{{count}} dní'
}
},
xWeeks: {
one: {
present: 'týždeň',
past: 'týždňom',
future: 'týždeň'
},
twoFour: {
present: '{{count}} týždne',
past: '{{count}} týždňami',
future: '{{count}} týždne'
},
other: {
present: '{{count}} týždňov',
past: '{{count}} týždňami',
future: '{{count}} týždňov'
}
},
xMonths: {
one: {
present: 'mesiac',
past: 'mesiacom',
future: 'mesiac'
},
twoFour: {
present: '{{count}} mesiace',
past: '{{count}} mesiacmi',
future: '{{count}} mesiace'
},
other: {
present: '{{count}} mesiacov',
past: '{{count}} mesiacmi',
future: '{{count}} mesiacov'
}
},
xYears: {
one: {
present: 'rok',
past: 'rokom',
future: 'rok'
},
twoFour: {
present: '{{count}} roky',
past: '{{count}} rokmi',
future: '{{count}} roky'
},
other: {
present: '{{count}} rokov',
past: '{{count}} rokmi',
future: '{{count}} rokov'
}
}
};
var formatDistance = function formatDistance(token, count, options) {
var preposition = extractPreposition(token) || '';
var key = lowercaseFirstLetter(token.substring(preposition.length));
var scheme = formatDistanceLocale[key];
if (!(options !== null && options !== void 0 && options.addSuffix)) {
return prefixPreposition(preposition) + suffixPreposition(preposition) + declension(scheme, count, 'present');
}
if (options.comparison && options.comparison > 0) {
return prefixPreposition(preposition) + 'o ' + suffixPreposition(preposition) + declension(scheme, count, 'future');
} else {
return prefixPreposition(preposition) + 'pred ' + suffixPreposition(preposition) + declension(scheme, count, 'past');
}
};
export default formatDistance;