@extends('layouts.app')
@section('title', __('lang_v1.demand_forecast'))

@section('content')
    <section class="content-header">
        <h1>@lang('lang_v1.demand_forecast') <small>@lang('lang_v1.across_assigned_stores')</small></h1>
    </section>

    <section class="content">
        @if(! $is_warehouse)
            <div class="box box-solid"><div class="box-body">
                <div class="callout callout-warning" style="margin:0;"><p><i class="fa fa-info-circle"></i> @lang('lang_v1.warehouse_not_provisioned')</p></div>
            </div></div>
        @else
            <div class="box box-solid">
                <div class="box-header with-border">
                    <h3 class="box-title">@lang('lang_v1.demand_forecast') &mdash; {{ $business->name }}</h3>
                    <div class="box-tools">
                        <form method="GET" action="{{ route('supplier.demand') }}" class="form-inline">
                            <input type="text" name="search" value="{{ request('search') }}" class="form-control input-sm" placeholder="@lang('lang_v1.search')">
                            <button type="submit" class="btn btn-sm btn-primary"><i class="fa fa-search"></i></button>
                        </form>
                    </div>
                </div>
                <div class="box-body table-responsive">
                    <p class="text-muted"><i class="fa fa-info-circle"></i> @lang('lang_v1.demand_forecast_help')</p>
                    <table class="table table-bordered table-striped">
                        <thead>
                            <tr>
                                <th>@lang('sale.product')</th>
                                <th class="text-right">@lang('lang_v1.live_demand')</th>
                                <th class="text-right" title="units/day">@lang('lang_v1.daily_rate')</th>
                                @foreach($horizons as $h)
                                    <th class="text-right">@lang('lang_v1.next_n_days', ['n' => $h])</th>
                                @endforeach
                            </tr>
                        </thead>
                        <tbody>
                            @forelse($rows as $r)
                                @php
                                    $m = ! empty($r->purchase_multiplier) ? (float) $r->purchase_multiplier : null;
                                    $baseUnit = $r->base_unit ?? '';
                                    // Demand is expressed in the SELLING/base unit (that's what stores
                                    // consume and what carries the trend). Show that as the primary
                                    // number, with the whole-pack procurement figure as a hint.
                                    $cell = function ($base) use ($m, $baseUnit, $r) {
                                        $out = '<strong>'.number_format((float) $base, (session('business.quantity_precision', 2)), '.', ',').'</strong> <small class="text-muted">'.$baseUnit.'</small>';
                                        if ($m && $base > 0) {
                                            $out .= '<br><small class="text-muted">≈ '.number_format(ceil($base / $m), 0).' '.$r->purchase_unit.'</small>';
                                        }
                                        return $out;
                                    };
                                @endphp
                                <tr>
                                    <td>{{ $r->product_name }}</td>
                                    <td class="text-right">{!! $cell($r->live_demand) !!}</td>
                                    <td class="text-right">
                                        @if($r->has_history)
                                            {{ @format_quantity($r->daily_rate) }} <small class="text-muted">{{ $baseUnit }}/day</small>
                                        @else
                                            <small class="text-muted" title="@lang('lang_v1.no_sales_history')">@lang('lang_v1.no_history')</small>
                                        @endif
                                    </td>
                                    @foreach($horizons as $h)
                                        <td class="text-right">
                                            @if($r->forecast[$h] !== null)
                                                {!! $cell($r->forecast[$h]) !!}
                                            @else
                                                <span class="text-muted">&mdash;</span>
                                            @endif
                                        </td>
                                    @endforeach
                                </tr>
                            @empty
                                <tr><td colspan="{{ 3 + count($horizons) }}" class="text-center text-muted">@lang('lang_v1.no_records_found')</td></tr>
                            @endforelse
                        </tbody>
                    </table>
                    <div>{{ $rows->links() }}</div>
                </div>
            </div>
        @endif
    </section>
@endsection