@extends('layouts.admin')
@section('title', $customer->name)

@section('content')
@php
  $input = 'w-full h-11 px-3 rounded-xl border border-slate-300 dark:border-slate-700 bg-slate-50 dark:bg-slate-800 text-sm outline-none focus:ring-2 ring-brand-500 focus:bg-white dark:focus:bg-slate-900';
  $label = 'block text-sm font-semibold mb-2';
  $badge = [
    'paid'    => 'bg-emerald-500/10 text-emerald-600 dark:text-emerald-400',
    'partial' => 'bg-amber-500/10 text-amber-600 dark:text-amber-400',
    'due'     => 'bg-red-500/10 text-red-500',
  ];
  $methods = ['cash' => 'Cash', 'card' => 'Card', 'bank' => 'Bank Transfer'];
  $cards = [
    ['Invoices',        number_format($sales->count()),            'text-sky-500'],
    ['Total purchase',  'AED ' . number_format($totalBuy, 2),      'text-slate-800 dark:text-slate-100'],
    ['Total paid',      'AED ' . number_format($totalPaid, 2),     'text-emerald-500'],
    ['Total due',       'AED ' . number_format($totalDue, 2),      'text-red-500'],
  ];
@endphp

{{-- Breadcrumb --}}
<div class="flex items-center gap-2 text-sm text-slate-500">
  <a href="{{ route('admin.customers.index') }}" class="hover:text-brand-500">Customers</a><span>/</span><span class="text-slate-800 dark:text-slate-200 font-medium">{{ $customer->name }}</span>
</div>

@if (session('success'))
  <div class="px-4 py-3 rounded-xl bg-emerald-500/10 text-emerald-700 dark:text-emerald-400 border border-emerald-500/30 text-sm font-medium">{{ session('success') }}</div>
@endif

@if ($errors->any())
  <div class="px-4 py-3 rounded-xl bg-red-500/10 text-red-600 dark:text-red-400 border border-red-500/30 text-sm">
    <ul class="list-disc ml-5">@foreach ($errors->all() as $e)<li>{{ $e }}</li>@endforeach</ul>
  </div>
@endif

{{-- Customer info --}}
<div class="p-6 lg:p-8 rounded-2xl bg-white dark:bg-slate-900 border border-slate-200 dark:border-slate-800">
  <div class="flex flex-wrap items-start justify-between gap-4">
    <div>
      <div class="text-2xl font-extrabold">{{ $customer->name }}</div>
      <div class="mt-3 grid sm:grid-cols-2 gap-x-10 gap-y-1.5 text-sm text-slate-600 dark:text-slate-400">
        <div>Phone: <b class="text-slate-800 dark:text-slate-200">{{ $customer->phone ?: '—' }}</b></div>
        <div>Email: <b class="text-slate-800 dark:text-slate-200">{{ $customer->email ?: '—' }}</b></div>
        <div>TRN: <b class="text-slate-800 dark:text-slate-200">{{ $customer->trn ?: '—' }}</b></div>
        <div>Address: <b class="text-slate-800 dark:text-slate-200">{{ $customer->address ?: '—' }}</b></div>
      </div>
    </div>
    <div class="flex gap-2">
      <a href="{{ route('admin.customers.edit', $customer) }}" class="h-11 px-5 inline-flex items-center rounded-xl border border-slate-300 dark:border-slate-700 text-sm font-semibold hover:bg-slate-100 dark:hover:bg-slate-800">Edit</a>
      <a href="{{ route('admin.sales.create') }}" class="h-11 px-5 inline-flex items-center rounded-xl bg-slate-900 dark:bg-slate-700 text-white text-sm font-semibold hover:opacity-90">+ New Sale</a>
    </div>
  </div>
</div>

<div class="grid sm:grid-cols-2 xl:grid-cols-4 gap-5">
  @foreach ($cards as [$label2, $value, $color])
    <div class="p-6 rounded-2xl bg-white dark:bg-slate-900 border border-slate-200 dark:border-slate-800">
      <div class="text-sm text-slate-500">{{ $label2 }}</div>
      <div class="mt-2 text-2xl font-extrabold {{ $color }}">{{ $value }}</div>
    </div>
  @endforeach
</div>

{{-- Receive payment --}}
@if ($totalDue > 0)
  <form method="POST" action="{{ route('admin.customers.payments.store', $customer) }}"
        class="p-6 lg:p-8 rounded-2xl bg-white dark:bg-slate-900 border border-brand-500/40">
    @csrf
    <h2 class="font-bold text-lg">Receive payment</h2>
    <p class="text-sm text-slate-500 mt-1">Taka sobcheye purono due invoice theke mitbe. Total due: <b class="text-red-500">AED {{ number_format($totalDue, 2) }}</b></p>

    <div class="mt-5 grid md:grid-cols-4 gap-5">
      <div>
        <label class="{{ $label }}">Amount (AED) <span class="text-red-500">*</span></label>
        <div class="flex gap-2">
          <input type="number" step="0.01" min="0.01" max="{{ $totalDue }}" id="payAmount" name="amount" value="{{ old('amount') }}" class="{{ $input }}">
          <button type="button" onclick="document.getElementById('payAmount').value = '{{ number_format($totalDue, 2, '.', '') }}'" class="h-11 px-4 shrink-0 rounded-xl border border-slate-300 dark:border-slate-700 text-sm font-semibold hover:bg-slate-100 dark:hover:bg-slate-800">Full</button>
        </div>
      </div>
      <div>
        <label class="{{ $label }}">Method <span class="text-red-500">*</span></label>
        <select name="method" class="{{ $input }}">
          @foreach ($methods as $k => $v)
            <option value="{{ $k }}" @selected(old('method', 'cash') === $k)>{{ $v }}</option>
          @endforeach
        </select>
      </div>
      <div>
        <label class="{{ $label }}">Date <span class="text-red-500">*</span></label>
        <input type="date" name="date" value="{{ old('date', now()->format('Y-m-d')) }}" class="{{ $input }}">
      </div>
      <div>
        <label class="{{ $label }}">Note</label>
        <input type="text" name="note" value="{{ old('note') }}" maxlength="255" class="{{ $input }}">
      </div>
    </div>

    <button type="submit" class="mt-6 h-11 px-8 rounded-xl bg-gradient-to-r from-brand-500 to-orange-500 text-slate-900 font-bold shadow-lg shadow-brand-500/25 hover:opacity-90">Receive Payment</button>
  </form>
@endif

{{-- Invoices --}}
<div class="rounded-2xl bg-white dark:bg-slate-900 border border-slate-200 dark:border-slate-800 overflow-hidden">
  <div class="p-6 pb-3 font-bold text-lg">Invoices</div>
  <div class="overflow-x-auto">
    <table class="w-full text-sm">
      <thead class="text-left text-xs uppercase text-slate-500 bg-slate-50 dark:bg-slate-800/50">
        <tr>
          <th class="px-6 py-3">Invoice</th>
          <th>Date</th>
          <th class="text-right">Total</th>
          <th class="text-right">Paid</th>
          <th class="text-right">Due</th>
          <th class="px-4">Status</th>
          <th class="px-6 text-right">Action</th>
        </tr>
      </thead>
      <tbody class="divide-y divide-slate-100 dark:divide-slate-800">
        @forelse ($sales as $s)
          <tr class="hover:bg-slate-50 dark:hover:bg-slate-800/40">
            <td class="px-6 py-3 font-semibold">{{ $s->invoice_no }}</td>
            <td>{{ $s->date->format('d M Y') }}</td>
            <td class="text-right font-semibold">{{ number_format($s->total, 2) }}</td>
            <td class="text-right">{{ number_format($s->paid_amount, 2) }}</td>
            <td class="text-right {{ $s->due_amount > 0 ? 'text-red-500 font-semibold' : '' }}">{{ number_format($s->due_amount, 2) }}</td>
            <td class="px-4"><span class="px-2.5 py-1 rounded-full text-xs font-semibold capitalize {{ $badge[$s->payment_status] }}">{{ $s->payment_status }}</span></td>
            <td class="px-6 text-right"><a href="{{ route('admin.sales.show', $s) }}" class="inline-flex items-center h-9 px-3 rounded-lg text-brand-600 dark:text-brand-400 font-semibold hover:bg-brand-500/10">View</a></td>
          </tr>
        @empty
          <tr><td colspan="7" class="px-6 py-12 text-center text-slate-500">Ekhono kono invoice nai.</td></tr>
        @endforelse
      </tbody>
    </table>
  </div>
</div>

{{-- Payment history --}}
<div class="rounded-2xl bg-white dark:bg-slate-900 border border-slate-200 dark:border-slate-800 overflow-hidden">
  <div class="p-6 pb-3 font-bold text-lg">Payment history <span class="text-sm font-medium text-slate-500">(due collect)</span></div>
  <div class="overflow-x-auto">
    <table class="w-full text-sm">
      <thead class="text-left text-xs uppercase text-slate-500 bg-slate-50 dark:bg-slate-800/50">
        <tr>
          <th class="px-6 py-3">Date</th>
          <th>Invoice</th>
          <th>Method</th>
          <th>Note</th>
          <th class="px-6 text-right">Amount</th>
        </tr>
      </thead>
      <tbody class="divide-y divide-slate-100 dark:divide-slate-800">
        @forelse ($payments as $p)
          <tr class="hover:bg-slate-50 dark:hover:bg-slate-800/40">
            <td class="px-6 py-3">{{ $p->date->format('d M Y') }}</td>
            <td class="font-medium">{{ $p->sale->invoice_no }}</td>
            <td>{{ $methods[$p->method] ?? $p->method }}</td>
            <td class="text-slate-500">{{ $p->note ?: '—' }}</td>
            <td class="px-6 text-right font-bold text-emerald-500">+{{ number_format($p->amount, 2) }}</td>
          </tr>
        @empty
          <tr><td colspan="5" class="px-6 py-12 text-center text-slate-500">Ekhono kono due payment neya hoyni.</td></tr>
        @endforelse
      </tbody>
    </table>
  </div>
</div>
@endsection