#!/usr/bin/env perl

use v5.38.2;

use strict;
use warnings;

use Test::Most tests => 5;
use Test::MockModule;
use Path::Tiny;

use File::Basename;

use lib dirname(dirname(__FILE__)).'/lib';

use JapaChar::DB;
use JapaChar::Random;
use JapaChar::Schema;

BEGIN {
    use_ok 'JapaChar::Characters';
};

{
    my $tempdir = Path::Tiny->tempdir;
    my $test_db = $tempdir->child('test.db');
    system 'cp', path(__FILE__)->parent->child('all-learned-basic-characters.db'), $test_db;
    my $mock_db = Test::MockModule->new('JapaChar::DB');
    $mock_db->mock(_db_path => sub {
        return $test_db;
    });
    my $mock_random = Test::MockModule->new('JapaChar::Random');
    $mock_random->mock(get => sub {
        return 100;
    });
    my $mock_characters = Test::MockModule->new('JapaChar::Characters');
    my $next_review_char = undef;
    $mock_characters->mock(_next_review_char => sub {
        $next_review_char = $mock_characters->original('_next_review_char')->(@_);
        return $next_review_char;
    });
    require JapaChar::Accessibility;
    my $accessibility = JapaChar::Accessibility->new;
    my $next_char = JapaChar::Characters->new->next_char($accessibility);
    ok defined($next_char), 'The next char is defined.';
    is_deeply $next_char, $next_review_char, 'The next char is a review one when all characters are learned.';
}

{
    JapaChar::Schema::reset_schema();
    JapaChar::DB::reset_dbh();
    my $mock_db = Test::MockModule->new('JapaChar::DB');
    my $tempdir = Path::Tiny->tempdir;
    my $db_file = $tempdir->child('doesnt-exist.db');
    $mock_db->mock(_db_path => sub {
        return $db_file;
    });
    my $mock_random = Test::MockModule->new('JapaChar::Random');
    $mock_random->mock(get => sub {
        return 19;
    });
    my $mock_characters = Test::MockModule->new('JapaChar::Characters');
    my $next_learning = undef;
    $mock_characters->mock(_next_learning_char => sub {
        $next_learning = $mock_characters->original('_next_learning_char')->(@_);
        return $next_learning;
    });
    my $accessibility = JapaChar::Accessibility->new;
    my $next_char = JapaChar::Characters->new->next_char($accessibility);
    ok defined($next_char), 'The next char is defined.';
    is_deeply $next_char, $next_learning, 'The next char is a learning one when there is no progress.';
}