import { pipe, Schema } from "effect";
import { constant } from "effect/Function";

/* NOTE I know "effect/Config" exists, but I also don't care. This works for me. */

export const Config = Schema.Struct({
	DB_PATH: pipe(
		Schema.String,
		Schema.optionalWith({ default: constant("db.sqlite3") }),
	),
	HOSTNAME: Schema.String,
	NODE_ENV: pipe(
		Schema.Literal("development", "production"),
		Schema.optionalWith({ default: constant("development" as const) }),
	),
	PORT: pipe(
		Schema.NumberFromString,
		Schema.optionalWith({ default: constant(3000) }),
	),
	OAUTH_CLIENT_ID: Schema.String,
	OAUTH_CLIENT_SECRET: pipe(
		Schema.String,
		Schema.Redacted,
	),
	OAUTH_AUTHORIZATION_ENDPOINT: Schema.String,
	OAUTH_TOKEN_ENDPOINT: Schema.String,
	OAUTH_USER_ID_CLAIM: pipe(
		Schema.String,
		Schema.optionalWith({ default: constant("sub") }),
	),
	OAUTH_DISPLAY_NAME_CLAIM: pipe(
		Schema.String,
		Schema.optionalWith({ default: constant("display_name") }),
	),
	OAUTH_AVATAR_URL_CLAIM: pipe(
		Schema.String,
		Schema.optionalWith({ default: constant("picture") }),
	),
});

export type Config = typeof Config.Type;

export const config = pipe(
	process.env,
	Schema.decodeUnknownSync(Config),
);