<?php

namespace Tests\Feature;

use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Http;
use Tests\TestCase;

class GoogleVisionOcrApiTest extends TestCase
{
    /**
     * Test validation requires passport_file.
     */
    public function test_extract_passport_validation_fails_without_file()
    {
        $response = $this->postJson('/api/workers/ocr/passport-vision');

        $response->assertStatus(422)
            ->assertJson([
                'success' => false,
                'message' => 'Validation error.',
            ])
            ->assertJsonValidationErrors(['passport_file']);
    }

    /**
     * Test successful OCR extraction using mocked Google Vision API.
     */
    public function test_extract_passport_success_with_mrz()
    {
        // Mock Google Vision API Response
        Http::fake([
            'https://vision.googleapis.com/*' => Http::response([
                'responses' => [
                    [
                        'fullTextAnnotation' => [
                            'text' => "PASSPORT\nType: P Country: ARE\nPassport No: Z43R34255\nSurname: AL-HASHIMI\nGiven Names: AHMAD\nNationality: ARE\nDate of Birth: 03/07/1978\nSex: M\nPlace of Birth: DUBAI\nDate of Issue: 10/02/2015\nDate of Expiry: 10/02/2020\nMRZ:\nP<AREAL<HASHIMI<<AHMAD<<<<<<<<<<<<<<<<<<<<<<\nZ43R342558ARE7807033M2002100<<<<<<<<<<<<<<02"
                        ]
                    ]
                ]
            ], 200)
        ]);

        $file = UploadedFile::fake()->image('passport.jpg');

        $response = $this->postJson('/api/workers/ocr/passport-vision', [
            'passport_file' => $file
        ]);

        $response->assertStatus(200)
            ->assertJson([
                'success' => true,
                'data' => [
                    'date_of_birth'   => '03/07/1978',
                    'date_of_expiry'  => '10/02/2020',
                    'date_of_issue'   => '10/02/2015',
                    'given_names'     => 'AHMAD',
                    'issuing_country' => 'ARE',
                    'nationality'     => 'ARE',
                    'passport_number' => 'Z43R34255',
                    'place_of_birth'  => 'DUBAI',
                ]
            ]);
    }

    /**
     * Test OCR extraction fallback via regex when MRZ is absent.
     */
    public function test_extract_passport_success_via_regex_fallback()
    {
        // Mock Google Vision API Response without MRZ lines
        Http::fake([
            'https://vision.googleapis.com/*' => Http::response([
                'responses' => [
                    [
                        'fullTextAnnotation' => [
                            'text' => "PASSPORT\nPassport Number: Z43R34255\nGiven Names: AHMAD\nNationality: ARE\nIssuing Country: ARE\nDate of Birth: 03/07/1978\nDate of Issue: 10/02/2015\nDate of Expiry: 10/02/2020\nPlace of Birth: DUBAI"
                        ]
                    ]
                ]
            ], 200)
        ]);

        $file = UploadedFile::fake()->image('passport.jpg');

        $response = $this->postJson('/api/workers/ocr/passport-vision', [
            'passport_file' => $file
        ]);

        $response->assertStatus(200)
            ->assertJson([
                'success' => true,
                'data' => [
                    'date_of_birth'   => '03/07/1978',
                    'date_of_expiry'  => '10/02/2020',
                    'date_of_issue'   => '10/02/2015',
                    'given_names'     => 'AHMAD',
                    'issuing_country' => 'ARE',
                    'nationality'     => 'ARE',
                    'passport_number' => 'Z43R34255',
                    'place_of_birth'  => 'DUBAI',
                ]
            ]);
    }
}