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const isArray = Array.isArray;
const isObject = (val) => val !== null && typeof val === "object";
const defaultDelimiters = ["{", "}"];
class BaseFormatter {
constructor() {
this._caches = /* @__PURE__ */ Object.create(null);
}
interpolate(message, values, delimiters = defaultDelimiters) {
if (!values) {
return [message];
}
let tokens = this._caches[message];
if (!tokens) {
tokens = parse(message, delimiters);
this._caches[message] = tokens;
}
return compile(tokens, values);
}
}
const RE_TOKEN_LIST_VALUE = /^(?:\d)+/;
const RE_TOKEN_NAMED_VALUE = /^(?:\w)+/;
function parse(format, [startDelimiter, endDelimiter]) {
const tokens = [];
let position = 0;
let text = "";
while (position < format.length) {
let char = format[position++];
if (char === startDelimiter) {
if (text) {
tokens.push({ type: "text", value: text });
}
text = "";
let sub = "";
char = format[position++];
while (char !== void 0 && char !== endDelimiter) {
sub += char;
char = format[position++];
}
const isClosed = char === endDelimiter;
const type = RE_TOKEN_LIST_VALUE.test(sub) ? "list" : isClosed && RE_TOKEN_NAMED_VALUE.test(sub) ? "named" : "unknown";
tokens.push({ value: sub, type });
} else {
text += char;
}
}
text && tokens.push({ type: "text", value: text });
return tokens;
}
function compile(tokens, values) {
const compiled = [];
let index = 0;
const mode = isArray(values) ? "list" : isObject(values) ? "named" : "unknown";
if (mode === "unknown") {
return compiled;
}
while (index < tokens.length) {
const token = tokens[index];
switch (token.type) {
case "text":
compiled.push(token.value);
break;
case "list":
compiled.push(values[parseInt(token.value, 10)]);
break;
case "named":
if (mode === "named") {
compiled.push(values[token.value]);
} else {
{
console.warn(`Type of token '${token.type}' and format of value '${mode}' don't match!`);
}
}
break;
case "unknown":
{
console.warn(`Detect 'unknown' type of token!`);
}
break;
}
index++;
}
return compiled;
}
const LOCALE_ZH_HANS = "zh-Hans";
const LOCALE_ZH_HANT = "zh-Hant";
const LOCALE_EN = "en";
const LOCALE_FR = "fr";
const LOCALE_ES = "es";
const hasOwnProperty = Object.prototype.hasOwnProperty;
const hasOwn = (val, key) => hasOwnProperty.call(val, key);
const defaultFormatter = new BaseFormatter();
function include(str, parts) {
return !!parts.find((part) => str.indexOf(part) !== -1);
}
function startsWith(str, parts) {
return parts.find((part) => str.indexOf(part) === 0);
}
function normalizeLocale(locale, messages) {
if (!locale) {
return;
}
locale = locale.trim().replace(/_/g, "-");
if (messages && messages[locale]) {
return locale;
}
locale = locale.toLowerCase();
if (locale === "chinese") {
return LOCALE_ZH_HANS;
}
if (locale.indexOf("zh") === 0) {
if (locale.indexOf("-hans") > -1) {
return LOCALE_ZH_HANS;
}
if (locale.indexOf("-hant") > -1) {
return LOCALE_ZH_HANT;
}
if (include(locale, ["-tw", "-hk", "-mo", "-cht"])) {
return LOCALE_ZH_HANT;
}
return LOCALE_ZH_HANS;
}
const lang = startsWith(locale, [LOCALE_EN, LOCALE_FR, LOCALE_ES]);
if (lang) {
return lang;
}
}
class I18n {
constructor({ locale, fallbackLocale, messages, watcher, formater }) {
this.locale = LOCALE_EN;
this.fallbackLocale = LOCALE_EN;
this.message = {};
this.messages = {};
this.watchers = [];
if (fallbackLocale) {
this.fallbackLocale = fallbackLocale;
}
this.formater = formater || defaultFormatter;
this.messages = messages || {};
this.setLocale(locale || LOCALE_EN);
if (watcher) {
this.watchLocale(watcher);
}
}
setLocale(locale) {
const oldLocale = this.locale;
this.locale = normalizeLocale(locale, this.messages) || this.fallbackLocale;
if (!this.messages[this.locale]) {
this.messages[this.locale] = {};
}
this.message = this.messages[this.locale];
if (oldLocale !== this.locale) {
this.watchers.forEach((watcher) => {
watcher(this.locale, oldLocale);
});
}
}
getLocale() {
return this.locale;
}
watchLocale(fn) {
const index = this.watchers.push(fn) - 1;
return () => {
this.watchers.splice(index, 1);
};
}
add(locale, message, override = true) {
const curMessages = this.messages[locale];
if (curMessages) {
if (override) {
Object.assign(curMessages, message);
} else {
Object.keys(message).forEach((key) => {
if (!hasOwn(curMessages, key)) {
curMessages[key] = message[key];
}
});
}
} else {
this.messages[locale] = message;
}
}
f(message, values, delimiters) {
return this.formater.interpolate(message, values, delimiters).join("");
}
t(key, locale, values) {
let message = this.message;
if (typeof locale === "string") {
locale = normalizeLocale(locale, this.messages);
locale && (message = this.messages[locale]);
} else {
values = locale;
}
if (!hasOwn(message, key)) {
console.warn(`Cannot translate the value of keypath ${key}. Use the value of keypath as default.`);
return key;
}
return this.formater.interpolate(message[key], values).join("");
}
}
function watchAppLocale(appVm, i18n) {
if (appVm.$watchLocale) {
appVm.$watchLocale((newLocale) => {
i18n.setLocale(newLocale);
});
} else {
appVm.$watch(() => appVm.$locale, (newLocale) => {
i18n.setLocale(newLocale);
});
}
}
function getDefaultLocale() {
if (typeof uni !== "undefined" && uni.getLocale) {
return uni.getLocale();
}
if (typeof global !== "undefined" && global.getLocale) {
return global.getLocale();
}
return LOCALE_EN;
}
function initVueI18n(locale, messages = {}, fallbackLocale, watcher) {
if (typeof locale !== "string") {
[locale, messages] = [
messages,
locale
];
}
if (typeof locale !== "string") {
locale = getDefaultLocale();
}
if (typeof fallbackLocale !== "string") {
fallbackLocale = typeof __uniConfig !== "undefined" && __uniConfig.fallbackLocale || LOCALE_EN;
}
const i18n = new I18n({
locale,
fallbackLocale,
messages,
watcher
});
let t = (key, values) => {
if (typeof getApp !== "function") {
t = function(key2, values2) {
return i18n.t(key2, values2);
};
} else {
let isWatchedAppLocale = false;
t = function(key2, values2) {
const appVm = getApp().$vm;
if (appVm) {
appVm.$locale;
if (!isWatchedAppLocale) {
isWatchedAppLocale = true;
watchAppLocale(appVm, i18n);
}
}
return i18n.t(key2, values2);
};
}
return t(key, values);
};
return {
i18n,
f(message, values, delimiters) {
return i18n.f(message, values, delimiters);
},
t(key, values) {
return t(key, values);
},
add(locale2, message, override = true) {
return i18n.add(locale2, message, override);
},
watch(fn) {
return i18n.watchLocale(fn);
},
getLocale() {
return i18n.getLocale();
},
setLocale(newLocale) {
return i18n.setLocale(newLocale);
}
};
}
export { initVueI18n as i };