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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace App\Domain\Configuration; |
| 6 | |
| 7 | use function in_array; |
| 8 | |
| 9 | /** |
| 10 | * Access policy for loan_config keys. |
| 11 | * |
| 12 | * Some keys directly price money or gate eligibility (yield rate, loan APR, |
| 13 | * LTV, loan amount limits, account minimums, origination fee). Those are |
| 14 | * super_admin-only. Operational thresholds (grace period, late fees, default |
| 15 | * counters, behavior toggles) are admin-editable. |
| 16 | */ |
| 17 | final class ConfigKeyPolicy |
| 18 | { |
| 19 | /** |
| 20 | * Keys that only super_admin may edit. All other authenticated admins |
| 21 | * may edit any other known key. |
| 22 | */ |
| 23 | private const SUPER_ADMIN_ONLY_KEYS = [ |
| 24 | 'account_yield_rate', |
| 25 | 'default_interest_rate', |
| 26 | 'ltv_percentage', |
| 27 | 'min_loan_amount', |
| 28 | 'max_loan_amount', |
| 29 | 'min_account_balance', |
| 30 | 'origination_fee_pct', |
| 31 | // FSC-98 toggle: flipping this materially weakens the |
| 32 | // leverage-stacking control. super_admin only. |
| 33 | 'allow_investment_with_active_loans', |
| 34 | // FSC-49 toggle: flipping this weakens an MPA §5.3 |
| 35 | // contractual obligation. super_admin only. |
| 36 | 'allow_withdrawal_with_active_loans', |
| 37 | // FSC-123: raising the simultaneous-loan cap is a business |
| 38 | // limit change; treated the same as the FSC-98 toggle. |
| 39 | 'max_allowed_loans', |
| 40 | // FSC-48: lockup period and override for MPA §5.2 enforcement. |
| 41 | // Tuning the window or flipping the override changes a contractual |
| 42 | // obligation; super_admin only. |
| 43 | 'lockup_period_days', |
| 44 | 'allow_withdrawal_during_lockup', |
| 45 | // FSC-51: program fee amounts (MPA fee schedule). These price money; |
| 46 | // super_admin only. |
| 47 | 'servicing_fee_rate', |
| 48 | 'treasury_management_fee_rate', |
| 49 | 'platform_access_fee_monthly', |
| 50 | 'platform_access_fee_annual', |
| 51 | ]; |
| 52 | |
| 53 | public static function canRoleEdit(string $role, string $configKey): bool |
| 54 | { |
| 55 | if ($role === 'super_admin') { |
| 56 | return true; |
| 57 | } |
| 58 | |
| 59 | if ($role !== 'admin') { |
| 60 | return false; |
| 61 | } |
| 62 | |
| 63 | return !in_array($configKey, self::SUPER_ADMIN_ONLY_KEYS, true); |
| 64 | } |
| 65 | |
| 66 | public static function canRoleRead(string $role): bool |
| 67 | { |
| 68 | return $role === 'admin' || $role === 'super_admin'; |
| 69 | } |
| 70 | } |