'use strict';

exports = module.exports = {
    api,

    getBackupFilePath,
};

const assert = require('assert'),
    path = require('path');

// choose which storage backend we use for test purpose we use s3
function api(provider) {
    switch (provider) {
    case 'nfs': return require('./storage/filesystem.js');
    case 'cifs': return require('./storage/filesystem.js');
    case 'sshfs': return require('./storage/filesystem.js');
    case 'mountpoint': return require('./storage/filesystem.js');
    case 'ext4': return require('./storage/filesystem.js');
    case 's3': return require('./storage/s3.js');
    case 'gcs': return require('./storage/gcs.js');
    case 'filesystem': return require('./storage/filesystem.js');
    case 'minio': return require('./storage/s3.js');
    case 's3-v4-compat': return require('./storage/s3.js');
    case 'digitalocean-spaces': return require('./storage/s3.js');
    case 'exoscale-sos': return require('./storage/s3.js');
    case 'wasabi': return require('./storage/s3.js');
    case 'scaleway-objectstorage': return require('./storage/s3.js');
    case 'backblaze-b2': return require('./storage/s3.js');
    case 'linode-objectstorage': return require('./storage/s3.js');
    case 'ovh-objectstorage': return require('./storage/s3.js');
    case 'ionos-objectstorage': return require('./storage/s3.js');
    case 'vultr-objectstorage': return require('./storage/s3.js');
    case 'upcloud-objectstorage': return require('./storage/s3.js');
    case 'noop': return require('./storage/noop.js');
    default: return null;
    }
}

// This is not part of the storage api, since we don't want to pull the "format" logistics into that
function getBackupFilePath(backupConfig, backupId, format) {
    assert.strictEqual(typeof backupConfig, 'object');
    assert.strictEqual(typeof backupId, 'string');
    assert.strictEqual(typeof format, 'string');

    const backupPath = api(backupConfig.provider).getBackupPath(backupConfig);

    if (format === 'tgz') {
        const fileType = backupConfig.encryption ? '.tar.gz.enc' : '.tar.gz';
        return path.join(backupPath, backupId+fileType);
    } else {
        return path.join(backupPath, backupId);
    }
}