import { MtnaI18nDefaultOptions, MtnaI18nLanguageOption, MtnaLanguageId, MtnaLocaleId } from '../models';
import * as i0 from "@angular/core";
/**
 * A less opinionated, more generic version of the MtnaI18nService. It contains similar methods to the original, but allows for use of any types
 * of objects, as oppposed to strictly InternationalizedStrings.
 */
export declare class MtnaI18nGenericService {
    protected locale: string;
    protected _defaults?: MtnaI18nDefaultOptions | undefined;
    constructor(locale: string, _defaults?: MtnaI18nDefaultOptions | undefined);
    /**
     * Generates an array of internationalized objects from a list of available languages.
     * If no languages are provided, returns an array with 1 empty object.
     * @param options The available languages that can be generated
     * @param langPropName The property name matching the locales
     * @returns An array of default internationalized objects
     * @remarks the internationalized objects contain only the language property, no value properties
     */
    createEmptyI18nObjects<T extends Record<string, any>>(options?: MtnaI18nLanguageOption[], langPropName?: string): Array<T>;
    /**
     * Generates an internationalized object for the current locale & sets the value, if provided.
     * @param value A value to set on the value property of the internationalized object. Defaults to undefined if not provided.
     * @returns An internationalized object for the current locale
     */
    createI18nObjectForDefaultLocale<T extends Record<string, any>>(value?: T[keyof T] | null): T;
    /**
     * Extracts a value from an internationalized object that matches the default locale.
     * If none match the locale, extracts from the i18n object with no defined language property, if it exists.
     *
     * @param i18nObjects The internationalized objects to search for a matching language
     * @param langPropName the name of the language property
     * @param valuePropName the name of the value property
     * @returns the value for the default locale.
     */
    getDefaultValue<T extends Record<string, any>>(i18nObjects: T[] | null | undefined, langPropName?: string, valuePropName?: string): T[keyof T] | undefined;
    /**
     * Extracts a value from an internationalized object that matches a specific locale ID.
     * If none match the locale, extracts from the i18n object with no defined language property, if it exists.
     *
     * @param localeId The specific locale ID to extract, i.e. en-US
     * @param i18nStrings The internationalized objects to search for a matching language
     * @param fallbackToEmptyLanguage Whether to fall back to an i18n object without a defined language, defaults to false.
     * @param langPropName the name of the language property
     * @param valuePropName the name of the value property
     * @returns the value for the specified locale
     */
    getValue<T extends Record<string, any>>(localeId: MtnaLocaleId | null | undefined, i18nObjects: T[] | null | undefined, fallbackToEmptyLanguage?: boolean, langPropName?: string, valuePropName?: string): T[keyof T] | undefined;
    /**
     * Get all the i18n objects that don't match a given localeId.
     *
     * @param localeId The specific locale ID to filter out, i.e. en-US
     * @param i18nObjects The internationalized objects to filter
     * @param includeEmptyLanguage Whether to include i18n objects without a specified language, defaults to false.
     * @param langPropName the name of the language property
     * @param valuePropName the name of the value property
     * @returns the objects that don't match the given `localeId`
     */
    getOtherI18nObjects<T extends Record<string, any>>(localeId: MtnaLocaleId, i18nObjects: T[] | null | undefined, includeEmptyLanguage?: boolean, langPropName?: string, valuePropName?: string): T[];
    /**
     * Given all the language options an application supports,
     * transform it into a unique array of language IDs.
     *
     * @param options all the i18n language options for an app
     * @returns a unique array of language IDs
     */
    getUniqueLanguageIdsFromOptions(options: MtnaI18nLanguageOption[]): Array<MtnaLanguageId>;
    /**
     * Sets a value on the internationalized object that matches the default locale, or has no locale.
     * If none match the conditions, appends a new i18n object for the default locale with the provided value.
     * @param newValue The value to set on the i18n object; Defaults to empty object if null or undefined.
     * @param i18nObjects The array of i18n objects for a given property
     * @returns An array of all provided i18n objects, with the new value set where relevant.
     */
    setDefaultValue<T extends Record<string, any>>(newValue: T[keyof T] | null | undefined, i18nObjects: T[] | null | undefined): T[];
    /**
     * Sets a value on the internationalized object that matches the provided locale.
     * If none match the locale, creates a new internationalized object with the locale.
     * @param newValue The value to set on the internationalized object
     * @param localeId The specific locale ID to update, i.e. en-US
     * @param i18nObjects The internationalized objects to search for a matching language
     * @param fallbackToEmptyLanguage Whether to fall back to an i18n object without a defined language, defaults to false.
     * @param langPropName the name of the language property
     * @param valuePropName the name of the value property
     * @returns the internationalized objects with relevant language updated/added
     */
    setValue<T extends Record<string, any>>(newValue: T[keyof T] | null | undefined, localeId: MtnaLocaleId, i18nObjects: T[] | null | undefined, fallbackToEmptyLanguage?: boolean, langPropName?: string, valuePropName?: string): T[];
    static ɵfac: i0.ɵɵFactoryDeclaration<MtnaI18nGenericService, [null, { optional: true; }]>;
    static ɵprov: i0.ɵɵInjectableDeclaration<MtnaI18nGenericService>;
}