package Pear::LocalLoop::Controller::Admin::Transactions;
use Mojo::Base 'Mojolicious::Controller';

use List::Util qw/ max sum /;

has result_set => sub {
  my $c = shift;
  return $c->schema->resultset('Transaction');
};

sub index {
  my $c = shift;

  my $pending_transaction_rs = $c->schema->resultset('Organisation')->search({ pending => 1 })->entity->sales;

  my $driver = $c->schema->storage->dbh->{Driver}->{Name};
  my $week_transaction_rs = $c->schema->resultset('ViewQuantisedTransaction' . $driver)->search(
    {},
    {
      select => [
        { count => 'id', '-as' => 'count' },
        { sum => 'value', '-as' => 'sum_value' },
        'quantised_weeks',
      ],
      group_by => 'quantised_weeks',
      order_by => { '-asc' => 'quantised_weeks' },
    }
  );

  my @all_weeks = $week_transaction_rs->all;
  my $first_week_count = defined $all_weeks[0] ? $all_weeks[0]->get_column('count') || 0 : 0;
  my $first_week_value = defined $all_weeks[0] ? $all_weeks[0]->get_column('sum_value') / 100000 || 0 : 0;
  my $second_week_count = defined $all_weeks[1] ? $all_weeks[1]->get_column('count') || 0 : 0;
  my $second_week_value = defined $all_weeks[1] ? $all_weeks[1]->get_column('sum_value') / 100000 || 0 : 0;

  my $transaction_rs = $c->schema->resultset('Transaction');
  my $value_rs_col = $transaction_rs->get_column('value');
  my $max_value = $value_rs_col->max / 100000 || 0;
  my $avg_value = sprintf( '%.2f', $value_rs_col->func('AVG') / 100000) || 0;
  my $sum_value = $value_rs_col->sum / 100000 || 0;
  my $count = $transaction_rs->count || 0;

  my $placeholder = 'Placeholder';
  $c->stash(
    placeholder => $placeholder,
    pending_trans => $pending_transaction_rs->count,
    weeks => {
      first_count => $first_week_count,
      second_count => $second_week_count,
      first_value => $first_week_value,
      second_value => $second_week_value,
      max => $max_value,
      avg => $avg_value,
      sum => $sum_value,
      count => $count,
    },
  );
}

sub read {
  my $c = shift;

  my $id = $c->param('id');

  if ( my $transaction = $c->result_set->find($id) ) {
    $c->stash( transaction => $transaction );
  } else {
    $c->flash( error => 'No transaction found' );
    $c->redirect_to( '/admin/transactions' );
  }
}

sub image {
  my $c = shift;

  my $id = $c->param('id');

  my $transaction = $c->result_set->find($id);

  if ( $transaction->proof_image ) {
    $c->reply->asset($c->get_file_from_uuid($transaction->proof_image));
  } else {
    $c->reply->static('image/no_transaction.jpg');
  }
}

sub delete {
  my $c = shift;

  my $id = $c->param('id');

if ( my $transaction = $c->result_set->find($id) ) {
    if (defined $transaction->category) {
      $transaction->category->delete;
    }
    $transaction->delete;
    $c->flash( success => 'Successfully deleted transaction' );
    $c->redirect_to( '/admin/transactions' );
  } else {
    $c->flash( error => 'No transaction found' );
    $c->redirect_to( '/admin/transactions' );
  }
}

sub pg_or_sqlite {
  my ( $c, $pg_sql, $sqlite_sql ) = @_;

  my $driver = $c->schema->storage->dbh->{Driver}->{Name};

  if ( $driver eq 'Pg' ) {
    return \$pg_sql;
  } elsif ( $driver eq 'SQLite' ) {
    return \$sqlite_sql;
  } else {
    $c->app->log->warn('Unknown Driver Used');
    return undef;
  }
}

1;