import { EnvConfigSettings, ConfigSettingsPath } from '../../src';
import { ConfigSettingsBuilder } from '../../src/builder/ConfigSettingsBuilder';
import { configRootsDir } from '../helpers';

import * as path from 'path';

describe(`File Importing`, () => {

    const refsRoot = path.join(configRootsDir, 'refs');


    interface AppSettings {
        appsetting1: string;
        appsetting2: string;
    }

    interface BuildSettings {
        setting1: string;
        setting2: string;
        appSettings: AppSettings;
        looseFileSetting: any
    }

    it('Should properly load a referenced config directory (NODE_ENV=development)', async () => {

        process.env.NODE_ENV = 'development';
        const pathOptions: ConfigSettingsPath = {
            rootPath: refsRoot,
            baseName: 'build'
        }
        const built = await ConfigSettingsBuilder.build<BuildSettings>(pathOptions)

        expect(built.setting1).toEqual('baseValue1');
        //expect(built.appSettings).toEqual('$ref=../app/.settings');

        expect(built.appSettings.appsetting1).toEqual('baseValue1');
        expect(built.appSettings.appsetting2).toEqual('devValue2');

    });

    it('Should properly load a referenced config directory (NODE_ENV=production)', async () => {

        process.env.NODE_ENV = 'production';
        const pathOptions: ConfigSettingsPath = {
            rootPath: refsRoot,
            baseName: 'build'
        }
        const built = await ConfigSettingsBuilder.build<BuildSettings>(pathOptions)
        expect(built.setting1).toEqual('baseValue1');
        //expect(built.appSettings).toEqual('$ref=../app/.settings');

        expect(built.appSettings.appsetting1).toEqual('baseValue1');
        expect(built.appSettings.appsetting2).toEqual('prodValue2');

    });

    it('Should properly load a referenced config directory with a custom environment variable', async () => {

        process.env.NODE_ENV = 'production';

        process.env.TEST_SETTING_2 = 'my env val';

        const pathOptions: ConfigSettingsPath = {
            rootPath: refsRoot,
            baseName: 'build'
        }
        const built = await ConfigSettingsBuilder.build<BuildSettings>(pathOptions)
        expect(built.setting1).toEqual('baseValue1');
        //expect(built.appSettings).toEqual('$ref=../app/.settings');

        expect(built.appSettings.appsetting1).toEqual('baseValue1');
        expect(built.appSettings.appsetting2).toEqual('my env val');

    });


    it('Should properly load a referenced config file', async () => {

        process.env.NODE_ENV = 'development';
        const pathOptions: ConfigSettingsPath = {
            rootPath: refsRoot,
            baseName: 'build'
        }
        const built = await ConfigSettingsBuilder.build<BuildSettings>(pathOptions)

        expect(built.setting1).toEqual('baseValue1');

        expect(built.appSettings.appsetting1).toEqual('baseValue1');
        expect(built.looseFileSetting).toMatchObject({ appsetting2: 'loosefileval' });

    });


});