<?php

namespace Tests\CRM\ApiV2;

use App\Enums\ApiError;
use App\Enums\ApiStatus;
use App\Models\Customer;
use App\Models\CustomerAnswer;
use App\Models\Question;
use App\Models\Service;
use Illuminate\Foundation\Testing\DatabaseTransactions;
use Illuminate\Support\Carbon;
use Tests\CreatesApplication;

class StatsTest extends ApiBase
{
    use CreatesApplication;
    use DatabaseTransactions;

    /**
     * Test get stats by brand.
     * route: apiV2.stats.brandStats
     *
     * @return void
     */
    public function testStatsByBrand()
    {
        $service = Service::firstOrFail();

        $response = $this->callApiWithToken($service, 'get', route('apiV2.stats.brandStats'), [
            'start' => Carbon::now()->subMonths(3)->isoFormat('YYYY-MM-DD'),
            'end' => Carbon::now()->isoFormat('YYYY-MM-DD')
        ]);

        $json = $response->decodeResponseJson();
        $this->assertApiResponseStatusIs($json, ApiStatus::OK);
        $json->assertStructure([
            'data' => [
                'stats' => [
                    '*' => [
                        'date',
                        'active',
                        'inactive',
                        'old_accounts',
                        'new_accounts',
                        'total_accounts',
                        'total_opt_in'
                    ]
                ]
            ]
        ]);
    }

    /**
     * Test get stats by brand should fail with date bigger than 3 month.
     * route: apiV2.stats.brandStats
     *
     * @return void
     */
    public function testStatsByBrandShouldFailWithInvalidDate()
    {
        $service = Service::firstOrFail();

        $response = $this->callApiWithToken($service, 'get', route('apiV2.stats.brandStats'), [
            'start' => Carbon::now()->subMonths(3)->subDay()->isoFormat('YYYY-MM-DD'),
            'end' => Carbon::now()->isoFormat('YYYY-MM-DD')
        ]);

        $json = $response->decodeResponseJson();
        $this->assertApiResponseStatusIs($json, ApiStatus::KO);
        $this->assertEquals($json->json('data.code'), ApiError::validationFailed->value());
    }

    /**
     * Test get stats by brand should fail with invalid date format.
     * route: apiV2.stats.brandStats
     *
     * @return void
     */
    public function testStatsByBrandShouldFailWithInvalidDateFormat()
    {
        $service = Service::firstOrFail();

        $response = $this->callApiWithToken($service, 'get', route('apiV2.stats.brandStats'), [
            'start' => Carbon::now()->subMonths(3)->subDay()->isoFormat('YYYY-MM-DD HH:mmDD'),
            'end' => Carbon::now()->isoFormat('YYYY-MM-DD')
        ]);

        $json = $response->decodeResponseJson();
        $this->assertApiResponseStatusIs($json, ApiStatus::KO);
        $this->assertEquals($json->json('data.code'), ApiError::validationFailed->value());
    }

    /**
     * Test stats by question.
     * route: apiV2.stats.questionStats
     *
     * @return void
     */
    public function testStatsByQuestion()
    {
        $service    = Service::firstOrFail();
        $question   = Question::whereBrandId($service->brand->id)->firstOrFail();
        $answersIds = $question->answers()->pluck('id');
        $start      = Carbon::now()->subDays(3);
        $end        = Carbon::now();

        // * Make sure a customer answer is set.
        /** @var \App\Models\CustomerAnswer $custAnswer */
        $custAnswer = CustomerAnswer::whereHas('answer', function ($q) use ($answersIds) {
            $q->whereId($answersIds->first());
        })->firstOrNew();
        $custAnswer->customer()->associate($custAnswer->customer ?? Customer::query()->firstOrFail());
        $custAnswer->answer()->associate($answersIds->first());
        $custAnswer->saveOrFail();

        $response = $this->callApiWithToken($service, 'get', route('apiV2.stats.questionStats', $question), [
            'start' => $start->isoFormat('YYYY-MM-DD'),
            'end' => $end->isoFormat('YYYY-MM-DD')
        ]);

        $datesIndexes = [];

        do {
            $datesIndexes[$start->isoFormat('YYYY-MM-DD')] = $answersIds
                // phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.FoundInExtendedClassBeforeLastUsed
                ->keys()->all();

            $start = $start->addDay();
        } while ($start->lessThanOrEqualTo($end));

        $json = $response->decodeResponseJson();
        $this->assertApiResponseStatusIs($json, ApiStatus::OK);
        $json->assertStructure([
            'data' => [
                'answers' => [
                    '*' => [
                        'id',
                        'answer'
                    ]
                ],
                'stats' => $datesIndexes
            ]
        ]);
    }

    /**
     * Test stats by question when it does not belong to brand.
     * route: apiv.stats.questionStats
     *
     * @return void
     */
    public function testStatsByQuestionShouldFailWithInvalidQuestion()
    {
        $service  = Service::firstOrFail();
        $question = Question::where('brand_id', '!=', $service->brand->id)->firstOrFail();

        $response = $this->callApiWithToken($service, 'get', route('apiV2.stats.questionStats', $question), [
            'start' => Carbon::now()->subMonths(3)->subDay()->isoFormat('YYYY-MM-DD'),
            'end' => Carbon::now()->isoFormat('YYYY-MM-DD')
        ]);

        $json = $response->decodeResponseJson();
        $this->assertApiResponseStatusIs($json, ApiStatus::KO);
        $this->assertEquals($json->json('data.code'), ApiError::validationFailed->value());
    }

    /**
     * Test stats by question should fail with date bigger than 3 month.
     * route: apiV2.stats.questionStats
     *
     * @return void
     */
    public function testStatsByQuestionShouldFailWithInvalidDate()
    {
        $service  = Service::firstOrFail();
        $question = Question::whereBrandId($service->brand->id)->firstOrFail();

        $response = $this->callApiWithToken($service, 'get', route('apiV2.stats.questionStats', $question), [
            'start' => Carbon::now()->subMonths(3)->subDay()->isoFormat('YYYY-MM-DD'),
            'end' => Carbon::now()->isoFormat('YYYY-MM-DD')
        ]);

        $json = $response->decodeResponseJson();
        $this->assertApiResponseStatusIs($json, ApiStatus::KO);
        $this->assertEquals($json->json('data.code'), ApiError::validationFailed->value());
    }

    /**
     * Test stats by question should fail with invalid date format.
     * route: apiV2.stats.questionStats
     *
     * @return void
     */
    public function testStatsByQuestionShouldFailWithInvalidDateFormat()
    {
        $service  = Service::firstOrFail();
        $question = Question::whereBrandId($service->brand->id)->firstOrFail();

        $response = $this->callApiWithToken($service, 'get', route('apiV2.stats.questionStats', $question), [
            'start' => Carbon::now()->subMonths(3)->isoFormat('YYYY-MM Ddh'),
            'end' => Carbon::now()->isoFormat('YYYY-MM-DD')
        ]);

        $json = $response->decodeResponseJson();
        $this->assertApiResponseStatusIs($json, ApiStatus::KO);
        $this->assertEquals($json->json('data.code'), ApiError::validationFailed->value());
    }
}