<?php

namespace App\Notifications\Application;

use App\Models\Application;
use App\Models\ApplicationDeploymentQueue;
use App\Models\ApplicationPreview;
use App\Notifications\CustomEmailNotification;
use App\Notifications\Dto\DiscordMessage;
use App\Notifications\Dto\PushoverMessage;
use App\Notifications\Dto\SlackMessage;
use App\Notifications\ImageScan\NotificationText;
use App\Traits\IncludesDeploymentCommitDetails;
use Illuminate\Notifications\Messages\MailMessage;

class DeploymentFailed extends CustomEmailNotification
{
    use IncludesDeploymentCommitDetails;

    public Application $application;

    public ?ApplicationPreview $preview = null;

    public string $deployment_uuid;

    public string $application_name;

    public string $project_uuid;

    public string $environment_uuid;

    public string $environment_name;

    public ?string $deployment_url = null;

    public ?string $fqdn = null;

    /** The gate headline ("Deploy blocked: this image has 2 security problems that attackers are using") when the image scan gate stopped the deployment, for email. Never IDs. */
    public ?string $blockedTitle = null;

    /** The same headline without counts, for chat and webhook channels. */
    public ?string $blockedChatTitle = null;

    public function __construct(Application $application, string $deployment_uuid, ?ApplicationPreview $preview = null, ?ApplicationDeploymentQueue $deployment = null)
    {
        $this->onQueue('high');
        $this->application = $application;
        $this->deployment_uuid = $deployment_uuid;
        $this->preview = $preview;
        $this->application_name = data_get($application, 'name');
        $this->project_uuid = data_get($application, 'environment.project.uuid');
        $this->environment_uuid = data_get($application, 'environment.uuid');
        $this->environment_name = data_get($application, 'environment.name');
        $this->fqdn = data_get($application, 'fqdn');
        if (str($this->fqdn)->explode(',')->count() > 1) {
            $this->fqdn = str($this->fqdn)->explode(',')->first();
        }
        $this->deployment_url = base_url()."/project/{$this->project_uuid}/environment/{$this->environment_uuid}/application/{$this->application->uuid}/deployment/{$this->deployment_uuid}";
        $this->resolveDeploymentCommitDetails($application, $deployment, $preview);
        $gate = $deployment?->deployment_uuid === $deployment_uuid
            ? $deployment->scan_gate_result
            : ApplicationDeploymentQueue::query()->where('deployment_uuid', $deployment_uuid)->value('scan_gate_result');
        if (is_array($gate) && ($gate['blocked'] ?? false)) {
            $this->blockedTitle = self::blockedTitle((string) ($gate['headline'] ?? ''));
            // A result stored before the plain headline existed may count problems: chat gets the generic title then.
            $this->blockedChatTitle = isset($gate['headline_plain'])
                ? self::blockedTitle((string) $gate['headline_plain'])
                : (preg_match('/\d/', (string) ($gate['headline'] ?? '')) === 1 ? self::blockedTitle('') : $this->blockedTitle);
        }
    }

    private static function blockedTitle(string $headline): string
    {
        $headline = rtrim(NotificationText::plain(mb_substr($headline, 0, 300)), '.');
        if ($headline === '') {
            return 'Deploy blocked by the image scan';
        }

        return str_starts_with($headline, 'Deploy blocked') ? $headline : "Deploy blocked: {$headline}";
    }

    public function via(object $notifiable): array
    {
        return $notifiable->getEnabledChannels('deployment_failure');
    }

    public function toMail(?object $notifiable = null): MailMessage
    {
        $mail = new MailMessage;
        $pull_request_id = data_get($this->preview, 'pull_request_id', 0);
        $fqdn = $this->fqdn;
        if ($this->blockedTitle !== null) {
            $mail->subject('Coolify: '.$this->blockedTitle.' ('.$this->application_name.').');
        } elseif ($pull_request_id === 0) {
            $mail->subject('Coolify: Deployment failed of '.$this->application_name.'.');
        } else {
            $fqdn = $this->preview->fqdn;
            $mail->subject('Coolify: Deployment failed of pull request #'.$this->preview->pull_request_id.' of '.$this->application_name.'.');
        }
        $mail->view('emails.application-deployment-failed', [
            'commit' => $this->deploymentCommitDetailsForMail($notifiable),
            'name' => $this->application_name,
            'fqdn' => $fqdn,
            'deployment_url' => $this->deployment_url,
            'pull_request_id' => data_get($this->preview, 'pull_request_id', 0),
            'blocked' => $this->blockedTitle === null ? null : NotificationText::mailMarkdown($this->blockedTitle),
        ]);

        return $mail;
    }

    public function toDiscord(): DiscordMessage
    {
        if ($this->preview) {
            $message = new DiscordMessage(
                title: $this->blockedChatTitle ?? ':cross_mark: Deployment failed',
                description: 'Pull request: '.$this->preview->pull_request_id,
                color: DiscordMessage::errorColor(),
                isCritical: true,
            );

            $message->addField('Project', data_get($this->application, 'environment.project.name'), true);
            $message->addField('Environment', $this->environment_name, true);
            $message->addField('Name', $this->application_name, true);

            $message->addField('Deployment Logs', '[Link]('.$this->deployment_url.')');
            if ($this->fqdn) {
                $message->addField('Domain', $this->fqdn, true);
            }
        } else {
            if ($this->fqdn) {
                $description = '[Open application]('.$this->fqdn.')';
            } else {
                $description = '';
            }
            $message = new DiscordMessage(
                title: $this->blockedChatTitle ?? ':cross_mark: Deployment failed',
                description: $description,
                color: DiscordMessage::errorColor(),
                isCritical: true,
            );

            $message->addField('Project', data_get($this->application, 'environment.project.name'), true);
            $message->addField('Environment', $this->environment_name, true);
            $message->addField('Name', $this->application_name, true);

            $message->addField('Deployment Logs', '[Link]('.$this->deployment_url.')');
        }

        return $message;
    }

    public function toTelegram(): array
    {
        if ($this->blockedChatTitle !== null) {
            $message = 'Coolify: '.$this->blockedChatTitle.' ('.$this->application_name.'): ';
        } elseif ($this->preview) {
            $message = 'Coolify: Pull request #'.$this->preview->pull_request_id.' of '.$this->application_name.' ('.$this->preview->fqdn.') deployment failed: ';
        } else {
            $message = 'Coolify: Deployment failed of '.$this->application_name.' ('.$this->fqdn.'): ';
        }
        $buttons[] = [
            'text' => 'Deployment logs',
            'url' => $this->deployment_url,
        ];

        return [
            'message' => $message,
            'buttons' => [
                ...$buttons,
            ],
        ];
    }

    public function toPushover(): PushoverMessage
    {
        if ($this->blockedChatTitle !== null) {
            $title = $this->blockedChatTitle;
            $message = 'The image scan blocked the deployment of '.NotificationText::html($this->application_name).'.';
        } elseif ($this->preview) {
            $title = "Pull request #{$this->preview->pull_request_id} deployment failed";
            $message = "Pull request deployment failed for {$this->application_name}";
        } else {
            $title = 'Deployment failed';
            $message = "Deployment failed for {$this->application_name}";
        }

        $buttons[] = [
            'text' => 'Deployment logs',
            'url' => $this->deployment_url,
        ];

        return new PushoverMessage(
            title: $title,
            level: 'error',
            message: $message,
            buttons: [
                ...$buttons,
            ],
        );
    }

    public function toSlack(): SlackMessage
    {
        if ($this->preview) {
            $title = "Pull request #{$this->preview->pull_request_id} deployment failed";
            $description = "Pull request deployment failed for {$this->application_name}";
            if ($this->preview->fqdn) {
                $description .= "\nPreview URL: {$this->preview->fqdn}";
            }
        } else {
            $title = 'Deployment failed';
            $description = "Deployment failed for {$this->application_name}";
            if ($this->fqdn) {
                $description .= "\nApplication URL: {$this->fqdn}";
            }
        }

        if ($this->blockedChatTitle !== null) {
            $title = $this->blockedChatTitle;
            $description = 'The image scan blocked the deployment of '.NotificationText::slack($this->application_name).'.';
        }

        $description .= "\n\n*Project:* ".data_get($this->application, 'environment.project.name');
        $description .= "\n*Environment:* {$this->environment_name}";
        $description .= "\n*<{$this->deployment_url}|Deployment Logs>*";

        return new SlackMessage(
            title: $title,
            description: $description,
            color: SlackMessage::errorColor()
        );
    }

    public function toWebhook(): array
    {
        $data = [
            'success' => false,
            'message' => $this->blockedChatTitle ?? 'Deployment failed',
            'event' => 'deployment_failed',
            'application_name' => $this->application_name,
            'application_uuid' => $this->application->uuid,
            'deployment_uuid' => $this->deployment_uuid,
            'deployment_url' => $this->deployment_url,
            'project' => data_get($this->application, 'environment.project.name'),
            'environment' => $this->environment_name,
        ];

        if ($this->preview) {
            $data['pull_request_id'] = $this->preview->pull_request_id;
            $data['preview_fqdn'] = $this->preview->fqdn;
        }

        if ($this->fqdn) {
            $data['fqdn'] = $this->fqdn;
        }

        if ($this->blockedChatTitle !== null) {
            $data['blocked'] = true;
        }

        return $data;
    }
}