resolveLinkedAccountOAuthErrorMessageKey (composables/linked-account-errors.ts)

Maps Better Auth OAuth link errors to localized message keys for account settings pages.

// Source: https://github.com/moeru-ai/airi | License: MIT | Copyright 2024-PRESENT Neko Ayaka
// Provided via justclaw.it.com; keep this notice with the code.
const linkedAccountOAuthErrorMessageKeys: Record<string, string> = {
  account_already_linked_to_different_user: 'settings.pages.account.connections.error.accountAlreadyLinkedToDifferentUser',
}

/**
 * Resolves Better Auth OAuth-link callback errors to settings-page i18n keys.
 *
 * Use when:
 * - A link-social callback redirects back to an account settings page with
 *   `?error=...`.
 *
 * Expects:
 * - `errorCode` is the raw query-string value from Better Auth.
 *
 * Returns:
 * - A specific localized message key for known errors.
 * - A generic localized message key for unknown non-empty errors.
 * - `null` when there is no err

... (truncated -- full source via MCP)