<?php

namespace App\Services\Communication\Email;

use App\Models\EmailTemplate;
use App\Models\Purchase\Purchase;
use App\Services\EmailService;
use App\Services\GeneralDataService;
use App\Traits\FormatNumber;

class PurchaseBillEmailNotificationService
{
    use FormatNumber;

    private $data;

    private $emailService;

    private $messageContent;

    private $keywordReplacer;

    private $emailSubject;

    private $emailTemplateName;

    public function __construct(EmailService $emailService, GeneralDataService $keywordReplacer)
    {
        $this->emailService = $emailService;
        $this->keywordReplacer = $keywordReplacer;
    }

    /**
     * Email
     **/
    public function purchaseCreatedEmailNotification($purchaseId)
    {
        // set variable
        $this->emailTemplateName = 'PURCHASE BILL';

        if (! $this->prepareEmailTemplate()) {
            return [
                'status' => false,
                'message' => __('message.template_not_found'),
            ];
        } else {
            return $this->createdEmailNotification($purchaseId);
        }
    }

    /**
     * Return Subject & Body/Content
     * */
    public function returnSubjectAndBody($purchaseId)
    {
        $purchase = Purchase::with('party')->whereId($purchaseId)->first();

        if ($purchase) {
            // Get variable
            $content = $this->messageContent;
            $subject = $this->emailSubject;

            $replacements = [
                '[Supplier Name]' => $purchase->party->getFullName(),
                '[Bill Number]' => $purchase->purchase_code,
                '[Purchase Date]' => $purchase->formatted_purchase_date,
                '[Total Amount]' => $this->formatWithPrecision($purchase->grand_total),
                '[Paid Amount]' => $this->formatWithPrecision($purchase->paid_amount),
                '[Balance Amount]' => $this->formatWithPrecision($purchase->grand_total - $purchase->paid_amount),
                '[Your Email Address]' => app('company')['email'],
                '[Your Mobile Number]' => app('company')['mobile'],
                '[Your Company Name]' => app('company')['name'],
            ];

            /**
             * Call helper
             *
             * @return string|statement
             * */
            $readySubject = $this->keywordReplacer->replaceTemplateKeywords($subject, $replacements);
            $readyMessage = $this->keywordReplacer->replaceTemplateKeywords($content, $replacements);

            $emailData = [
                'email' => $purchase->party->email,
                'subject' => $readySubject,
                'content' => $readyMessage,
            ];

            return [
                'status' => true,
                'message' => '',
                'data' => $emailData,
            ];
        } else {
            return [
                'status' => false,
                'message' => __('app.something_went_wrong'),
            ];
        }
    }

    /**
     * Send Email to party
     * When purchase Created
     * */
    public function createdEmailNotification($purchaseId)
    {
        /**
         * Get Data
         * */
        $response = $this->returnSubjectAndBody($purchaseId);
        if (! $response['status']) {
            throw new \Exception($response['message']);
        }

        return $response;
    }

    /**
     * Get Email Template
     * */
    public function prepareEmailTemplate()
    {
        $template = EmailTemplate::where('name', '=', $this->emailTemplateName)->first();
        if ($template) {
            // Set variable
            $this->emailSubject = $template->subject;
            $this->messageContent = $template->content;

            return true;
        } else {
            return false;
        }
    }
}
