<?php

namespace App\Http\Controllers\admin;

use App\Http\Controllers\Controller;
use App\Http\Requests\InvoiceRequest;
use App\Repositories\Invoice\InvoiceRepositoryInterface;
use App\Repositories\Order\OrderRepositoryInterface;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

class InvoiceController extends Controller
{
    public function __construct(
        public InvoiceRepositoryInterface $invoiceRepository,
        public OrderRepositoryInterface $orderRepository
    ) {}

    public function index(Request $request)
    {

        $invoices = $this->invoiceRepository->filter(
            $request->merge(['page' => $request->get('page') ?? 1])->all(),
            [
                'payment',
                'customer'
            ]
        );
        $title = 'List all invoices';

        return view('admin.invoice.index', compact('title', 'invoices'));
    }

    public function edit(int $id = 0)
    {
        $invoice = $this->invoiceRepository->findWithRelationships($id, ['payment', 'invoiceItem', 'customer']);

        if (!$invoice) {
            return back()->withErrors("Can't find Invoice by ID #" . $id);
        }

        $title = "View invoice #" .  $id;

        return view("admin.invoice.edit", compact('title', 'invoice'));
    }

    public function update(InvoiceRequest $request, int $id = 0)
    {

        $invoice = $this->invoiceRepository->find($id);
        if (!$invoice) {
            return back()->withErrors("Invalid request");
        }
        $request->validated();

        $status = match (strtolower($request->get('action'))) {
            "paid" => 1,
            "cancel" => 2,
            default => 0
        };

        DB::beginTransaction();
        try {

            $this->invoiceRepository->update($id, [
                'status' => $status,
                'date_paid' => $status === 1 ? time() : null
            ]);

            DB::commit();
        } catch (\Exception $error) {
            DB::rollBack();
            return back()->withErrors($error->getMessage());
        }
        return back()->with('success', "Updated Successfully");
    }

    public function destroy(int $id = 0)
    {

        $invoice = $this->invoiceRepository->find($id);
        if (!$invoice) {
            return back()->withErrors("Invalid request");
        }

        DB::beginTransaction();
        try {

            $this->orderRepository->updateBy('invoice_id', $id, ['invoice_id' => 0]);
            $this->invoiceRepository->delete($id);
            DB::commit();
        } catch (\Exception $error) {
            DB::rollBack();
            return back()->withErrors($error->getMessage());
        }

        return redirect()->route('admin.invoice.index')->with('success', 'Invoice deleted successfully');
    }
}