<?php

/**
 * Invoice Ninja (https://invoiceninja.com).
 *
 * @link https://github.com/invoiceninja/invoiceninja source repository
 *
 * @copyright Copyright (c) 2026. Invoice Ninja LLC (https://invoiceninja.com)
 *
 * @license https://www.elastic.co/licensing/elastic-license
 */

namespace App\Http\Requests\Invoice;

use App\Helpers\Cache\Atomic;
use App\Models\Invoice;
use App\Http\Requests\Request;
use App\Utils\Traits\MakesHash;
use Illuminate\Validation\Rule;
use App\Utils\Traits\CleanLineItems;
use App\Http\ValidationRules\Project\ValidProjectForClient;
use App\Http\ValidationRules\Invoice\VerifactuAmountCheck;

class StoreInvoiceRequest extends Request
{
    use MakesHash;
    use CleanLineItems;

    /** @var class-string */
    protected ?string $tag_entity_type = Invoice::class;

    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */
    public function authorize(): bool
    {
        /** @var \App\Models\User $user */
        $user = auth()->user();

        return $user->can('create', Invoice::class);
    }

    public function rules()
    {

        /** @var \App\Models\User $user */
        $user = auth()->user();

        $rules = [];

        $rules['client_id'] = ['required', 'bail', 'integer',new VerifactuAmountCheck($this->all()), Rule::exists('clients', 'id')->where('company_id', $user->company()->id)->where('is_deleted', 0)];

        $rules['file'] = 'bail|sometimes|array';
        $rules['file.*'] = $this->fileValidation();
        $rules['documents'] = 'bail|sometimes|array';
        $rules['documents.*'] = $this->fileValidation();
        $rules['number'] = ['bail', 'nullable', Rule::unique('invoices')->where('company_id', $user->company()->id)];

        $rules['invitations'] = 'sometimes|bail|array';
        $rules['invitations.*.client_contact_id'] = 'bail|required|distinct';

        $rules['project_id'] = ['bail', 'sometimes', new ValidProjectForClient($this->all())];
        $rules['is_amount_discount'] = ['boolean'];

        $rules['date'] = 'bail|sometimes|date:Y-m-d';
        $rules['due_date'] = ['bail', 'sometimes', 'nullable', 'after:partial_due_date', Rule::requiredIf(fn() => strlen($this->partial_due_date ?? '') > 1), 'date'];

        $rules['line_items'] = ['bail', 'array'];

        $rules['discount'] = 'sometimes|numeric|max:99999999999999';
        $rules['tax_rate1'] = 'bail|sometimes|numeric';
        $rules['tax_rate2'] = 'bail|sometimes|numeric';
        $rules['tax_rate3'] = 'bail|sometimes|numeric';
        $rules['tax_name1'] = 'bail|sometimes|string|nullable';
        $rules['tax_name2'] = 'bail|sometimes|string|nullable';
        $rules['tax_name3'] = 'bail|sometimes|string|nullable';
        $rules['exchange_rate'] = 'bail|sometimes|numeric';
        $rules['partial'] = 'bail|sometimes|nullable|numeric|gte:0';
        $rules['partial_due_date'] = ['bail', 'sometimes', 'nullable', 'exclude_if:partial,0', 'date', 'before:due_date', 'after_or_equal:date'];
        $rules['amount'] = ['sometimes', 'bail', 'numeric', 'max:99999999999999'];
        $rules['custom_surcharge1'] = ['sometimes', 'nullable', 'bail', 'numeric', 'max:99999999999999'];
        $rules['custom_surcharge2'] = ['sometimes', 'nullable', 'bail', 'numeric', 'max:99999999999999'];
        $rules['custom_surcharge3'] = ['sometimes', 'nullable', 'bail', 'numeric', 'max:99999999999999'];
        $rules['custom_surcharge4'] = ['sometimes', 'nullable', 'bail', 'numeric', 'max:99999999999999'];
        $rules['location_id'] = ['nullable', 'sometimes','bail', Rule::exists('locations', 'id')->where('company_id', $user->company()->id)->where('client_id', $this->client_id)];

        return $this->globalRules($rules);
    }

    public function prepareForValidation()
    {

        /** @var \App\Models\User $user */
        $user = auth()->user();

        $client_id = is_string($this->input('client_id', '')) ? $this->input('client_id') : '';
        $key = $this->ip() . "|INVOICE|" . $client_id . "|" . $user->company()->company_key;

        if (!Atomic::set($key, 1, 2)) {
            usleep(100000);
        }

        $input = $this->all();

        $input = $this->decodePrimaryKeys($input);

        $input['amount'] = 0;
        $input['balance'] = 0;

        if ($this->file('documents') instanceof \Illuminate\Http\UploadedFile) {
            $this->files->set('documents', [$this->file('documents')]);
        }

        if ($this->file('file') instanceof \Illuminate\Http\UploadedFile) {
            $this->files->set('file', [$this->file('file')]);
        }

        if (isset($input['line_items']) && is_array($input['line_items'])) {
            $input['line_items'] = isset($input['line_items']) ? $this->cleanItems($input['line_items']) : [];
            $input['line_items'] = $this->cleanFeeItems($input['line_items']);
            $input['amount'] = $this->entityTotalAmount($input['line_items']);
        }

        if (isset($input['partial']) && $input['partial'] == 0) {
            $input['partial_due_date'] = null;
        }

        if (!isset($input['tax_rate1'])) {
            $input['tax_rate1'] = 0;
        }
        if (!isset($input['tax_rate2'])) {
            $input['tax_rate2'] = 0;
        }
        if (!isset($input['tax_rate3'])) {
            $input['tax_rate3'] = 0;
        }
        if (array_key_exists('exchange_rate', $input) && is_null($input['exchange_rate'])) {
            $input['exchange_rate'] = 1;
        }
        if (!isset($input['date'])) {
            $input['date'] = now()->addSeconds($user->company()->utc_offset())->format('Y-m-d');
        }
        //handles edge case where we need for force set the due date of the invoice.
        if (isset($input['client_id']) && 
        (isset($input['partial_due_date']) && 
        strlen($input['partial_due_date']) > 1) && 
        (!array_key_exists('due_date', $input) || 
        (empty($input['due_date']) && 
        empty($this->invoice->due_date ?? '')))) {
            $client = \App\Models\Client::withTrashed()->find($input['client_id']);

            if ($client) {
                $input['due_date'] = \Illuminate\Support\Carbon::parse($input['date'])->addDays((int) $client->getSetting('payment_terms'))->format('Y-m-d');
            }
        }

        if (isset($input['footer']) && $this->hasHeader('X-REACT')) {
            $input['footer'] = str_replace("\n", "", $input['footer']);
        }

        if (isset($input['public_notes']) && $this->hasHeader('X-REACT')) {
            $input['public_notes'] = str_replace("\n", "", $input['public_notes']);
        }

        if (isset($input['private_notes']) && $this->hasHeader('X-REACT')) {
            $input['private_notes'] = str_replace("\n", "", $input['private_notes']);
        }

        if (isset($input['terms']) && $this->hasHeader('X-REACT')) {
            $input['terms'] = str_replace("\n", "", $input['terms']);
        }

        $input['lock_key'] = $key;

        if (isset($input['sync'])) {
            unset($input['sync']);
        }

        $this->replace($input);
    }

    public function messages(): array
    {
        return [
            'client_id.integer' => 'The value for the client ID is invalid',
        ];
    }
}
