error-formatter.ts

import chalk from "chalk";
import { ZodError } from "zod";

export function formatDevError(err: unknown, context: string): string {
	if (err instanceof ZodError) {
		const lines = [chalk.red(`  ✗ Validation error in ${context}`)];
		for (const issue of err.issues) {
			const path = issue.path.length ? issue.path.join(".") : "root";
			lines.push(`    ${chalk.dim(path)}: ${chalk.yellow(issue.message)}`);
		}
		return lines.join("\n");
	}

	if (err instanceof Error) {
		// Highlight the first relevant stack frame
		const relevant = err.stack
			?.split("\n")
			.find((l) => l.includes("betterbase/") || l.includes("src/modules"));
		return [
			chalk.red(`  ✗ ${context}: ${err.message}`),
			relevant ? chalk.dim(`    ${relevant.trim()}`) : "",
		]
			.filter(Boolean)
			.join("\n");
	}

	return chalk.red(`  ✗ ${context}: ${String(err)}`);
}

/** Pretty-print a schema diff for the dev console */
export function formatDiffForDev(
	changes: { type: string; table: string; column?: string; destructive: boolean }[],
): string {
	return changes
		.map((c) => {
			const icon = c.destructive ? chalk.red("⚠") : chalk.green("+");
			const detail = c.column ? `${c.table}.${c.column}` : c.table;
			return `  ${icon} ${chalk.dim(c.type.replace("_", " ").toLowerCase())} ${chalk.white(detail)}`;
		})
		.join("\n");
}