package BurguillosInfo::Controller::Metrics;

use v5.34.1;

use strict;
use warnings;

use Data::Dumper;

use BurguillosInfo::Tracking;

use Mojo::Base 'Mojolicious::Controller', '-signatures';

use DateTime::Format::ISO8601;
use DateTime::Format::Mail;
use Crypt::Bcrypt qw/bcrypt bcrypt_check/;

my $tracking;

my $iso8601 = DateTime::Format::ISO8601->new;

sub request {
    shift;
    eval {
        my $c   = shift;
        my $app = $c->app;
        if ( !defined $tracking ) {
            $tracking = BurguillosInfo::Tracking->new($app);
        }
        $tracking->register_request($c);
    };
    if ($@) {
        say STDERR $@;
    }
}

sub stats {
    my $self = shift;
    if ( !$self->valid_login ) {
        $self->res->headers->location('/stats/login');
        $self->render( text => 'You must login', status => 302 );
        return;
    }
    $self->session( expiration => 0 );
    my $data         = $tracking->get_global_data($self);
    my $data_per_url = $tracking->get_data_for_urls($self);
    my $google_data  = $tracking->get_google_data($self);
    $self->_filter_data_per_url($data_per_url);
    $self->_filter_data_per_url($google_data);
    $self->render(
        tracking_data   => $data,
        tracking_by_url => $data_per_url,
        google_data     => $google_data
    );
}

sub _filter_data_per_url ( $self, $data_per_url ) {
    my $filter = $self->param('filter');
    if ( !defined $filter ) {
        return;
    }
    my @new_data_per_url;
    if ( $filter eq 'remove-extensions' ) {
        for my $url (@$data_per_url) {
            if ( $url->{path} =~ /\.\w+$/ ) {
                next;
            }
            push @new_data_per_url, $url;
        }
    }
    @$data_per_url = @new_data_per_url;
}

sub submit_login {
    my $self = shift;
    if ( $self->valid_login ) {
        $self->res->headers->location('/stats');
        $self->render( text => 'Already logged in.', status => 302 );
        return;
    }
    my $password = $self->param('password');
    if ( !defined $password ) {
        $self->render( text => 'No password passed.', status => 400 );
        return;
    }
    my $bcrypted_pass = $self->config->{bcrypt_pass_stats};
    if ( !defined $bcrypted_pass ) {
        warn "No bcrypt pass.";
        $self->render( text => 'Server error.', status => 500 );
        return;
    }
    say $password;
    say $bcrypted_pass;
    if ( !bcrypt_check( $password, $bcrypted_pass ) ) {
        $self->render( text => 'Wrong password', status => 401 );
        return;
    }
    say STDERR 'Login success.';
    my $expiration_date = DateTime->now->add( days => 1 );
    $self->session->{login} = "date_end_login:$expiration_date";
    $self->res->headers->location('/stats');
    $self->render( text => 'Login success.', status => 302 );
    return;
}

sub valid_login {
    my $self         = shift;
    my $login_cookie = $self->session->{login};
    if ( !defined $login_cookie ) {
        return;
    }

    my ($date_text) = $login_cookie =~ /^date_end_login:(.*)$/;
    my $date;
    eval { $date = $iso8601->parse_datetime($date_text); };
    if ($@) {
        warn "Bad date in cookie $login_cookie.";
        return;
    }
    my $current_date = DateTime->now();
    if ( $current_date > $date ) {
        return;
    }
    return 1;
}

sub login {
    my $self = shift;
    if ( $self->valid_login ) {
        $self->res->headers->location('/stats');
        $self->render( text => 'You are already logged in.', status => 302 );
        return;
    }
    $self->render;
}
1;