@extends('layouts.app')

@section('title', 'Invoice Settings')
@section('page-title', 'Invoice Settings 🧾')
@section('page-subtitle', 'Customize number format, header, and invoice defaults')

@section('content')
<div class="max-w-2xl mx-auto">
    <div class="flex items-center gap-3 mb-5">
        <a href="{{ route('invoices.index') }}"
           class="text-xs px-3 py-2 rounded-full border border-pink-200 text-gray-500 hover:bg-pink-50">
            ← Back to Invoices
        </a>
    </div>

    @if(session('success'))
        <div x-data="{ show: true }" x-show="show" x-init="setTimeout(() => show = false, 4000)"
             class="flex items-center justify-between gap-3 bg-green-50 border border-green-200 rounded-2xl px-4 py-3 text-sm text-green-700 mb-4">
            <span>{{ session('success') }}</span>
            <button @click="show = false" class="text-green-500 hover:text-green-700 text-lg leading-none">✕</button>
        </div>
    @endif

    <form action="{{ route('invoice-settings.update') }}" method="POST" enctype="multipart/form-data"
          class="space-y-5">
        @csrf

        {{-- Number Format --}}
        <div class="cat-card p-5">
            <h2 class="text-sm font-bold text-gray-700 mb-4 flex items-center gap-2">🔢 Invoice Number Format</h2>
            <div class="grid grid-cols-1 sm:grid-cols-2 gap-4">
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">
                        Prefix <span class="text-pink-400">*</span>
                    </label>
                    <input type="text" name="invoice_prefix"
                           value="{{ old('invoice_prefix', $settings->invoice_prefix) }}"
                           class="input-soft text-sm" placeholder="INV-EA" required
                           id="prefix-input" oninput="updatePreview()">
                    <p class="text-xs text-gray-400 mt-1">e.g. <code>INV-EA</code> → <strong>INV-EA-001</strong></p>
                </div>
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">
                        Next Number <span class="text-pink-400">*</span>
                    </label>
                    <input type="number" name="invoice_next_number"
                           value="{{ old('invoice_next_number', $settings->invoice_next_number) }}"
                           class="input-soft text-sm" min="1" required
                           id="number-input" oninput="updatePreview()">
                    <p class="text-xs text-gray-400 mt-1">Used for the next new invoice</p>
                </div>
            </div>
            <div class="mt-3 bg-pink-50 rounded-xl px-4 py-2.5 text-sm text-gray-600">
                Preview: <strong class="text-pink-600" id="number-preview">
                    {{ rtrim(old('invoice_prefix', $settings->invoice_prefix), '-') }}-{{ str_pad((string) (old('invoice_next_number', $settings->invoice_next_number) ?? 1), 3, '0', STR_PAD_LEFT) }}
                </strong>
            </div>
        </div>

        {{-- Header / Branding --}}
        <div class="cat-card p-5">
            <h2 class="text-sm font-bold text-gray-700 mb-4 flex items-center gap-2">🎨 Invoice Header</h2>

            @if($settings->header_logo)
                <div class="mb-3 flex items-center gap-3">
                    <img src="{{ asset('storage/' . $settings->header_logo) }}"
                         alt="Logo" class="h-16 w-16 object-cover rounded-2xl border border-pink-100">
                    <div>
                        <p class="text-xs font-semibold text-gray-600">Current Logo</p>
                        <p class="text-xs text-gray-400 mt-0.5">Upload a new file to replace it</p>
                    </div>
                </div>
            @endif

            <div class="grid grid-cols-1 sm:grid-cols-2 gap-4">
                <div class="sm:col-span-2">
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Logo / Profile Picture</label>
                    <input type="file" name="header_logo" accept="image/*"
                           class="w-full text-sm text-gray-600
                                  file:mr-3 file:py-1.5 file:px-4
                                  file:rounded-full file:border-0
                                  file:text-xs file:font-semibold
                                  file:bg-pink-50 file:text-pink-600
                                  hover:file:bg-pink-100 cursor-pointer">
                    <p class="text-xs text-gray-400 mt-1">Max 2 MB. Shown at the top-left of your invoice.</p>
                </div>
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Talent / Business Name</label>
                    <input type="text" name="header_name"
                           value="{{ old('header_name', $settings->header_name) }}"
                           class="input-soft text-sm" placeholder="Your name or brand">
                </div>
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Title / Tagline</label>
                    <input type="text" name="header_title"
                           value="{{ old('header_title', $settings->header_title) }}"
                           class="input-soft text-sm" placeholder="Content Creator · KOL">
                </div>
            </div>
        </div>

        {{-- Invoice Defaults --}}
        <div class="cat-card p-5">
            <h2 class="text-sm font-bold text-gray-700 mb-4 flex items-center gap-2">📋 Invoice Defaults</h2>
            <p class="text-xs text-gray-400 mb-4">These values will pre-fill every new invoice you create.</p>

            <div class="grid grid-cols-1 sm:grid-cols-2 gap-4">
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Default Tax Rate (%)</label>
                    <input type="number" name="default_tax_rate" step="0.01" min="0" max="100"
                           value="{{ old('default_tax_rate', $settings->default_tax_rate ?? 11) }}"
                           class="input-soft text-sm" placeholder="11">
                </div>
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Default Currency</label>
                    <select name="default_currency" class="input-soft text-sm">
                        @foreach(['IDR' => 'IDR (Rupiah)', 'USD' => 'USD (Dollar)', 'SGD' => 'SGD', 'MYR' => 'MYR (Ringgit)'] as $code => $label)
                            <option value="{{ $code }}" {{ old('default_currency', $settings->default_currency ?? 'IDR') === $code ? 'selected' : '' }}>
                                {{ $label }}
                            </option>
                        @endforeach
                    </select>
                </div>
                <div class="sm:col-span-2">
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Default Service Description</label>
                    <input type="text" name="default_service_description"
                           value="{{ old('default_service_description', $settings->default_service_description) }}"
                           class="input-soft text-sm" placeholder="e.g. Instagram Feed Post — 1 carousel">
                </div>
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Default Bank Name</label>
                    <input type="text" name="default_bank_name"
                           value="{{ old('default_bank_name', $settings->default_bank_name) }}"
                           class="input-soft text-sm" placeholder="BCA, Mandiri…">
                </div>
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Default Branch Name</label>
                    <input type="text" name="default_branch_name"
                           value="{{ old('default_branch_name', $settings->default_branch_name) }}"
                           class="input-soft text-sm" placeholder="KCP Sudirman">
                </div>
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Default Account Number</label>
                    <input type="text" name="default_bank_account"
                           value="{{ old('default_bank_account', $settings->default_bank_account) }}"
                           class="input-soft text-sm" placeholder="1234567890">
                </div>
                <div>
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Default Account Holder</label>
                    <input type="text" name="default_bank_holder"
                           value="{{ old('default_bank_holder', $settings->default_bank_holder) }}"
                           class="input-soft text-sm" placeholder="Your full name">
                </div>
                <div class="sm:col-span-2">
                    <label class="block text-xs font-semibold text-gray-600 mb-1">Default Notes / Payment Terms</label>
                    <textarea name="default_notes" rows="2" class="input-soft text-sm resize-none"
                              placeholder="e.g. Payment due within 14 days from invoice date.">{{ old('default_notes', $settings->default_notes) }}</textarea>
                </div>
            </div>
        </div>

        <button type="submit" class="btn-sakura w-full py-3">💾 Save Settings</button>
    </form>
</div>

@push('scripts')
<script>
function updatePreview() {
    const prefix = document.getElementById('prefix-input').value.replace(/-+$/, '') || 'INV';
    const num = parseInt(document.getElementById('number-input').value) || 1;
    document.getElementById('number-preview').textContent = prefix + '-' + String(num).padStart(3, '0');
}
</script>
@endpush
@endsection