import { Ini } from "./deps.ts";

const config =
   Ini.decode(
      await Deno.readFile("./config.ini")
         .then((e) => new TextDecoder().decode(e))
         .catch((err) => {
            if (!(err instanceof Deno.errors.NotFound)) {
               throw err;
            }

            return "";
         })
   ) || {};

if (!config.user) config.user = {};
if (!config.web) config.web = {};
if (!config.general) config.general = {};

const env = Deno.env.toObject();

for (const key in env) {
   if (key.startsWith("DENREG_")) {
      const stripped = key.slice(7);
      if (stripped.startsWith("USER_")) {
         const username = stripped.slice(5);
         const password = env[key];

         config.user = config.user || {};
         config.user[username] = { password };
      } else {
         switch (stripped) {
            case "S3_ENDPOINT":
               config.s3 = { ...(config.s3 || {}), endpoint: env[key] };
               break;
            case "S3_BUCKET":
               config.s3 = { ...(config.s3 || {}), bucket: env[key] };
               break;
            case "S3_ACCESS":
               config.s3 = { ...(config.s3 || {}), accessKey: env[key] };
               break;
            case "S3_SECRET":
               config.s3 = { ...(config.s3 || {}), secretKey: env[key] };
               break;
            case "S3_REGION":
               config.s3 = { ...(config.s3 || {}), region: env[key] };
               break;
            case "WEB_URL":
               config.web.url = env[key];
               break;
            case "WEB_TRACKING":
               config.web.tracking = env[key];
               break;
            case "GENERAL_DEV":
               config.general.dev = env[key] === "true";
         }
      }
   }
}

if (config.general.dev) {
   console.warn("Dev mode active!!!");
}

if (!config.web.url) {
   console.error("The web.url configuration has to be set!");
}

console.log("Known users:", Object.keys(config.user));

export default config;