<?php

namespace App\Console\Commands\Api;

use App\Mail\Api\ApiTokenCreated;
use App\Mail\Api\ApiTokenRegenerated;
use App\Mail\Api\ApiTokenRemoved;
use App\Models\Api\ApiToken;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Mail;

class TokenCrud extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'api:token
        {action? : Can be list, add, remove, regen, default is list}
        {api_token? : Only if action is remove, pass the ID to remove}';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Manage api tokens';

    /**
     * Execute the console command.
     *
     * @return inteager
     */
    public function handle(): int
    {
        switch ($this->argument('action')) {
            case null:
            case 'list':
                $this->table(['id', 'name', 'token_date'], ApiToken::all()->map(function (ApiToken $apiToken) {
                    return [
                        'id' => $apiToken->id,
                        'name' => $apiToken->name,
                        'token_date' => $apiToken->token_date,
                    ];
                }));
                return 0;
            case 'add':
                return $this->createApiToken();
            case 'remove':
                return $this->removeApiToken();
            case 'regen':
                return $this->regenApiToken();
            default:
                $this->error(\sprintf(
                    'action \'%s\' is not availaible, use --help to see usage.',
                    $this->argument('action')
                ));
                return -1;
        } //end switch
    }

    /**
     * Create api Token
     *
     * @return integer
     */
    private function createApiToken(): int
    {
        return DB::transaction(function () {
            $apiToken = new ApiToken();
            do {
                if (!($apiToken->name = $this->ask('Give your token a name'))) {
                    $this->warn('Please provide a valid name.');
                }
            } while (!$apiToken->name);
            $publicToken  = $apiToken->generatePublicToken();
            $privateToken = $apiToken->generatePrivateToken();
            if (
                !$this->confirm(
                    "Are you should you want to create the following '{$apiToken->name}'"
                )
            ) {
                $this->info('Nothing was created.');
                return 0;
            }
            $apiToken->saveOrFail();

            Mail::send(new ApiTokenCreated($apiToken));

            $this->alert("
                Your new api Token for '{$apiToken->id}' named '{$apiToken->name}'
                public:  {$publicToken}
                private: {$privateToken}

                Please take note as it wont be available to display anymore !
            ");

            return 0;
        });
    }

    /**
     * Remove Api token
     *
     * @return integer
     */
    private function removeApiToken(): int
    {
        return DB::transaction(function () {
            if (!\is_numeric($apiTokenId = $this->argument('api_token'))) {
                $this->error('remove command needs an id, use `list` to see all.');
                return -1;
            }
            /** @var \App\Models\Api\ApiToken|null */
            if (!($apiToken = ApiToken::where('id', $apiTokenId)->first())) {
                $this->error("api_token '{$apiTokenId}' was not found");
                return -1;
            }
            if (
                !$this->confirm(
                    "Are you sur you want to remove apiToken '{$apiToken->id}' '{$apiToken->name}' ?"
                )
            ) {
                $this->info('Nothing was deleted.');
                return 0;
            }
            if (!$apiToken->deleteOrFail()) {
                $this->error('removing apiToken failed');
            }

            Mail::send(new ApiTokenRemoved($apiToken));

            $this->alert("apiToken '{$apiToken->id}' '{$apiToken->name}' has been removed !");

            return 0;
        });
    }

    /**
     * Regenerate Api token
     *
     * @return integer
     */
    private function regenApiToken(): int
    {
        return DB::transaction(function () {
            if (!\is_numeric($apiTokenId = $this->argument('api_token'))) {
                $this->error('remove command needs an id, use `list` to see all.');
                return -1;
            }
            /** @var \App\Models\Api\ApiToken|null */
            if (!($apiToken = ApiToken::where('id', $apiTokenId)->first())) {
                $this->error("api_token '{$apiTokenId}' was not found");
                return -1;
            }
            $publicToken  = $apiToken->generatePublicToken();
            $privateToken = $apiToken->generatePrivateToken();
            if (
                !$this->confirm(
                    "Are you sur you want to regen apiToken '{$apiToken->id}' '{$apiToken->name}' ?"
                )
            ) {
                $this->info('Nothing was done.');
                return 0;
            }

            $apiToken->saveOrFail();

            Mail::send(new ApiTokenRegenerated($apiToken));

            $this->alert("
                Your new api Token for '{$apiToken->id}' named '{$apiToken->name}'
                public:  {$publicToken}
                private: {$privateToken}

                Please take note as it wont be available to display anymore !
            ");

            return 0;
        });
    }
}