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src/config.ts (view raw)

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import fs from "node:fs";

import { z } from "zod";

const discordSchema = z.object({
	token: z.string(),
	app_id: z.string(),
});

const mongodbSchema = z.object({
	uri: z.string(),
	database: z.string(),
});

const projectSchema = z.record(
	z.object({
		name: z.string(),
		displayName: z.string(),
		iconURL: z.string().optional(),
	}),
);

const schema = z.object({
	discord: discordSchema,
	mongodb: mongodbSchema,
	projects: projectSchema,
	trelloBoardId: z.string().optional(),
});

function validateConfig() {
	const env = process.env.NODE_ENV || "DEV";

	const runtimeConfig = JSON.parse(
		fs.readFileSync(`.config.${env}.json`, "utf8"),
	);
	const conf = schema.safeParse(runtimeConfig);
	if (conf.success) return conf.data;

	console.error("invalid environment variables");
	for (const err of conf.error.errors)
		console.log(`  ${err.message}: ${err.path}`);
	process.exit(1);
}

export default { data: validateConfig() };