import path from 'path';
import dotenv from 'dotenv';
import dotenvExpand from 'dotenv-expand';
import process from 'process';
import { fileURLToPath } from 'url';
export const trimSlashes = (dirPath: string) => {
  return dirPath.replace(/^[\/\\]|[\/\\]$/g, '');
};

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

export interface ProcessEnv {
    // AMAZON_PA_ACCESS_KEY?: string;
    // AMAZON_PA_SECRET_KEY?: string;
    // AMAZON_PA_HOST?: string;
    // AMAZON_PA_REGION?: string;
    // AMAZON_PA_PARTNER_TYPE?: string;
    // AMAZON_PA_PARTNER_TAG?: string;
    // GOOGLE_ADSENSE_ADS_TXT?: string;
    // GOOGLE_ANALYTICS_GTAG?: string;
    SITE_URL?: string;
    STRAPI_URL?: string;
    STRAPI_API_TOKEN?: string;
    PORT?: string;
    WEBHOOK_PORT?: string;
    SQUIDEX_APP_NAME?: string;
    SQUIDEX_CLIENT_ID?: string;
    SQUIDEX_CLIENT_SECRET?: string;
    SQUIDEX_ENVIRONMENT?: string;
    SQUIDEX_PUBLIC_URL?: string;
}

export interface Config {
    // AmazonProductAdvertisingAPIAccessKey: string;
    // AmazonProductAdvertisingAPISecretKey: string;
    // AmazonProductAdvertisingAPIHost: string;
    // AmazonProductAdvertisingAPIRegion: string;
    // AmazonProductAdvertisingAPIPartnerType: string;
    // AmazonProductAdvertisingAPIPartnerTag: string;
    // GoogleAdsenseAdsTxt: string;
    // GoogleAnalyticsGTag: string;
    siteUrl: string;
    strapiUrl: string;
    strapiApiToken: string;
    port: number;
    webhookPort: number;
    squidexAppName?: string;
    squidexClientId?: string;
    squidexClientSecret?: string;
    squidexEnvironment?: string;
    squidexPublicUrl?: string;
}

const env: ProcessEnv = {};
let dotEnvConfig = dotenv.config({
    path: path.resolve(process.cwd(), '.env'),
    processEnv: env as dotenv.DotenvPopulateInput
});
dotEnvConfig = dotenvExpand.expand({
    parsed: env as dotenvExpand.DotenvParseInput,
    processEnv: process.env as dotenvExpand.DotenvParseInput
});

// export const getAmazonProductAdvertisingAPIAccessKey = () => (env.AMAZON_PA_ACCESS_KEY||``).trim();
// export const getAmazonProductAdvertisingAPISecretKey = () => (env.AMAZON_PA_SECRET_KEY||``).trim();
// export const getAmazonProductAdvertisingAPIHost = () => (env.AMAZON_PA_HOST||``).trim();
// export const getAmazonProductAdvertisingAPIRegion = () => (env.AMAZON_PA_REGION||``).trim();
// export const getAmazonProductAdvertisingAPIPartnerType = () => (env.AMAZON_PA_PARTNER_TYPE||`Associate`).trim();
// export const getAmazonProductAdvertisingAPIPartnerTag = () => (env.AMAZON_PA_PARTNER_TAG||``).trim();
// export const getGoogleAnalyticsGtag = () => (env.GOOGLE_ANALYTICS_GTAG||``).trim();
// export const getGoogleAdsenseAdsTxt = () => (env.GOOGLE_ADSENSE_ADS_TXT||``).trim()||`google.com, pub-1234567890abcdef, DIRECT, fedcba9876543210`;
export const getSiteUrl = () => trimSlashes(env.SITE_URL||`http://localhost`);
export const getStrapiUrl = () => trimSlashes(env.STRAPI_URL||`http://localhost:1337`);
export const getStrapiApiToken = () => trimSlashes(env.STRAPI_API_TOKEN!);
export const getPort = () => env.PORT ? parseInt(env.PORT!) : 4321;
export const getWebhookPort = () => env.WEBHOOK_PORT ? parseInt(env.WEBHOOK_PORT!) : 3210;
export const getSquidexAppName = () => env.SQUIDEX_APP_NAME || undefined;
export const getSquidexClientId = () => env.SQUIDEX_CLIENT_ID || undefined;
export const getSquidexClientSecret = () => env.SQUIDEX_CLIENT_SECRET || undefined;
export const getSquidexEnvironment = () => env.SQUIDEX_ENVIRONMENT || undefined;
export const getSquidexPublicUrl = () => env.SQUIDEX_PUBLIC_URL || getSquidexEnvironment();

export const config: Config = {
    // AmazonProductAdvertisingAPIAccessKey: getAmazonProductAdvertisingAPIAccessKey(),
    // AmazonProductAdvertisingAPIHost: getAmazonProductAdvertisingAPIHost(),
    // AmazonProductAdvertisingAPIPartnerTag: getAmazonProductAdvertisingAPIPartnerTag(),
    // AmazonProductAdvertisingAPIPartnerType: getAmazonProductAdvertisingAPIPartnerType(),
    // AmazonProductAdvertisingAPIRegion: getAmazonProductAdvertisingAPIRegion(),
    // AmazonProductAdvertisingAPISecretKey: getAmazonProductAdvertisingAPISecretKey(),    
    // GoogleAnalyticsGTag: getGoogleAnalyticsGtag(),
    // GoogleAdsenseAdsTxt: getGoogleAdsenseAdsTxt(),
    siteUrl: getSiteUrl(),
    strapiApiToken: getStrapiApiToken(),
    strapiUrl: getStrapiUrl(),
    port: getPort(),
    webhookPort: getWebhookPort(),
    squidexAppName: getSquidexAppName(),
    squidexClientId: getSquidexClientId(),
    squidexClientSecret: getSquidexClientSecret(),
    squidexEnvironment: getSquidexEnvironment(),
    squidexPublicUrl: getSquidexPublicUrl(),
};