@php
    use App\Services\GfLoanService;
    use App\Services\PfLoanService;
    use App\Services\SwfLoanService;
    use App\Support\LoanCalculationMethod;
    $periods = match ($fund ?? 'pf') {
        'swf' => SwfLoanService::LOAN_PERIODS,
        'gf' => GfLoanService::LOAN_PERIODS,
        default => PfLoanService::LOAN_PERIODS,
    };
    $minGuarantors = (int) ($minGuarantors ?? 0);
    $selectedGuarantors = old('guarantors', $loan->guarantors->pluck('user_id')->all());
    $loanDecimalInput = static function ($loan, string $attribute, $default = '') {
        $fromOld = old($attribute);
        if ($fromOld !== null) {
            return $fromOld;
        }
        $raw = $loan->getAttributes()[$attribute] ?? null;

        return ($raw !== null && $raw !== '') ? $raw : $default;
    };
@endphp
<div class="form-row">
    <div class="form-group col-md-4 fund-loan-amount-group"
         data-fund="{{ $fund ?? 'pf' }}"
         data-staff-id="{{ $staffId ?? ($loan->account?->staff_id ?? '') }}">
        <label class="d-flex align-items-center flex-wrap mb-1" style="gap:.4rem;">
            <span>{{ __('Amount') }}</span>
            <span class="fund-loan-balance badge badge-info font-weight-normal d-none">
                {{ __('Balance') }}: <span class="fund-loan-balance-value">—</span>
            </span>
            <span class="fund-loan-max badge badge-secondary font-weight-normal d-none">
                {{ __('Policy max') }}: <span class="fund-loan-max-value">—</span>
            </span>
        </label>
        <input type="number" step="0.01" min="1" name="principal" class="form-control form-control-sm" required
               value="{{ $loanDecimalInput($loan, 'principal') }}">
        <small class="text-muted">{{ __('Admin can set amount above the employee loan limit; approval from this page will not block on policy limit.') }}</small>
    </div>
    <div class="form-group col-md-4">
        <label>{{ __('Loan period (months)') }}</label>
        <select name="loan_period_months" class="form-control form-control-sm" required>
            @foreach($periods as $months)
                <option value="{{ $months }}" @selected((int) old('loan_period_months', $loan->loan_period_months) === $months)>{{ $months }}</option>
            @endforeach
        </select>
    </div>
    <div class="form-group col-md-4">
        <label>{{ __('Monthly installment') }}</label>
        <input type="number" step="0.01" min="0" name="monthly_installment" class="form-control form-control-sm"
               value="{{ $loanDecimalInput($loan, 'monthly_installment') }}"
               placeholder="{{ __('Auto-calculated') }}">
        <small class="text-muted">
            @if(LoanCalculationMethod::isAmortization($loanCalculationMethod ?? null))
                {{ __('Fixed payment incl. interest (amortization).') }}
            @else
                {{ __('Equal principal: amount ÷ months.') }}
            @endif
        </small>
    </div>
</div>
<div class="fund-loan-schedule-preview d-none"></div>
<div class="form-row">
    <div class="form-group col-md-4">
        <label>{{ __('Request date') }}</label>
        <input type="date" name="requested_at" class="form-control form-control-sm" required
               value="{{ old('requested_at', $loan->requested_at?->format('Y-m-d') ?? now()->format('Y-m-d')) }}">
    </div>
    <div class="form-group col-md-4">
        <label>{{ __('Issue date (optional)') }}</label>
        <input type="date" name="issued_at" class="form-control form-control-sm"
               value="{{ old('issued_at', $loan->issued_at?->format('Y-m-d')) }}">
        <small class="text-muted">{{ __('For back-dated loans before approval.') }}</small>
    </div>
    <div class="form-group col-md-4">
        <label>{{ __('Repayment mode') }}</label>
        <select name="repayment_mode" class="form-control form-control-sm" required>
            @foreach(['payroll' => __('Payroll'), 'manual' => __('Manual'), 'either' => __('Either')] as $val => $label)
                <option value="{{ $val }}" @selected(old('repayment_mode', $loan->repayment_mode ?? 'payroll') === $val)>{{ $label }}</option>
            @endforeach
        </select>
    </div>
</div>
<div class="form-group">
    <label>{{ __('Reason') }}</label>
    <textarea name="reason" class="form-control form-control-sm" rows="2" required maxlength="2000">{{ old('reason', $loan->reason) }}</textarea>
</div>
@if(isset($guarantorStaff))
    <div class="form-group">
        <label>
            {{ __('Guarantors') }}
            @if($minGuarantors > 0)
                ({{ __('min') }} {{ $minGuarantors }})
            @else
                <span class="text-muted">({{ __('optional') }})</span>
            @endif
        </label>
        <select name="guarantors[]" class="form-control form-control-sm select2-guarantors" multiple
                data-placeholder="{{ $minGuarantors > 0 ? __('Search guarantors...') : __('Search guarantors (optional)...') }}"
                @if($minGuarantors > 0) required @endif style="width:100%;">
            @foreach($guarantorStaff as $gs)
                <option value="{{ $gs->user_id }}" @selected(in_array($gs->user_id, $selectedGuarantors, true))>
                    {{ $gs->selectOptionLabel() }}
                </option>
            @endforeach
        </select>
    </div>
@endif