@ilingo/fs/dist/index.mjs

This is a lightweight library for translation.

import { locateMany, load } from 'locter';
import path from 'node:path';
import { createMerger } from 'smob';
import { MemoryStore, isBCP47LanguageCode, isLineRecord } from 'ilingo';
import { normalize } from 'pathe';
import process from 'node:process';

function buildConfig(input) {
    input = input || {};
    let directory;
    if (input.directory) {
        directory = Array.isArray(input.directory) ? input.directory : [
            input.directory
        ];
        for(let i = 0; i < directory.length; i++){
            directory[i] = normalize(directory[i]);
        }
    } else {
        directory = [
            process.cwd()
        ];
    }
    return {
        directory
    };
}

class FSStore extends MemoryStore {
    // ------------------------------------------
    async get(context) {
        await this.loadGroup(context.group, context.locale);
        return super.get(context);
    }
    async set(context) {
        return super.set(context);
    // todo: write to file!
    }
    // ------------------------------------------
    async getLocales() {
        const locations = await locateMany([
            '*'
        ], {
            path: this.directories,
            onlyDirectories: true
        });
        return locations.filter((location)=>isBCP47LanguageCode(location.name)).map((location)=>location.name);
    }
    // ------------------------------------------
    isLoaded(group, locale) {
        this.loaded[locale] = this.loaded[locale] || [];
        return this.loaded[locale].indexOf(group) !== -1;
    }
    setIsLoaded(group, locale) {
        this.loaded[locale] = this.loaded[locale] || [];
        this.loaded[locale].push(group);
    }
    // ------------------------------------------
    async loadGroup(group, locale) {
        // only load file once
        if (this.isLoaded(group, locale)) {
            /* istanbul ignore next */ return {};
        }
        this.initLines(group, locale);
        this.setIsLoaded(group, locale);
        const locations = await locateMany(this.addExtensionPattern(group), this.buildLocatorOptionsForLocale(locale));
        const loadPromises = locations.map((location)=>load(location).then((data)=>data && data.default ? data.default : data));
        const files = await Promise.all(loadPromises);
        if (files.length === 0) {
            return {};
        }
        this.data[locale][group] = this.mergeFiles(files);
        return this.data[locale][group];
    }
    buildLocatorOptionsForLocale(locale) {
        let directory;
        if (this.directories.length === 0) {
            directory = [
                locale || 'en'
            ];
        } else {
            directory = this.directories.map((directory)=>path.join(directory, locale || 'en'));
        }
        return {
            path: directory,
            ignore: []
        };
    }
    addExtensionPattern(name) {
        return `${name}.{js,mjs,cjs,ts,mts,mjs,json,conf}`;
    }
    mergeFiles(files) {
        const lineRecord = {};
        for(let i = 0; i < files.length; i++){
            const file = files[i];
            if (isLineRecord(file)) {
                this.merger(lineRecord, file);
            }
        }
        return lineRecord;
    }
    constructor(input){
        super({
            data: {}
        });
        const options = buildConfig(input);
        this.loaded = {};
        this.directories = options.directory;
        this.merger = createMerger({
            inPlace: true,
            array: true,
            arrayDistinct: true
        });
    }
}

export { FSStore, FSStore as default };
//# sourceMappingURL=index.mjs.map