use App::Class; # Import::Into
class App::DB {
use Data::Printer;
use DBIx::Simple;
use File::Slurper 'read_text';
field $cfg :reader :param; # mandatory
field $dbix :reader =
DBIx::Simple->connect( 'dbi:SQLite:dbname='.$cfg->{dbname} );
ADJUST { # p $cfg->{db_init}, as => "db_init file:";
my $dbi_trace_level = $ENV{DBI_TRACE} || 0;
$dbix->dbh->trace('SQL|'.$dbi_trace_level);
# init db if 1st run (creates db also if not exists)
my $schema = read_text( $cfg->{db_init} ); # p $sql;
my @schemata = split /\n\s*\n/, $schema; # p @schema;
$dbix->dbh->do($_) for @schemata; # is needed, sometimes fails to run directly
# $dbix->dbh->do($schema);
}
# timestamp is GMT, needs to be converted to local timezone:
my $fields = join ',', qw( id description comment filename date ),
q!DATETIME(time, 'localtime') as time!;
method save_document ($data) { # p $data; # return;
my @cols = qw(id description comment filename date);
my $flds = join ',', @cols;
my $sql = qq!INSERT INTO events($flds) VALUES(?,?,?,?,?) ON CONFLICT(id)
DO UPDATE SET description = ?, comment = ?, filename = ?, date = ?!; # p $sql;
my @bind = ( @{$data}{@cols}, @{$data}{ @cols[1 .. $#cols] }); # omit 'id'
# p @bind;
my $result = do { # choice is to capture error, or just die with db error
try { # since user probably cannot do anything about it
$dbix->query( $sql, @bind ) or die $dbix->error;
# record id = $data->{id} from record edit, or get last insert:
my $id = $data->{id} || $dbix->last_insert_id(); # p $id;
return { id => $id };
}
catch ($e) { # dsl->warning $e; # can't do it
return { error => $e };
}
};
return $result;
}
method get_all {
$dbix->select( events => $fields, {}, { -asc => 'date' } )->hashes;
}
method total_count { $dbix->select( events => q!COUNT(*)! )->list }
method get_document ($id) {
my $rec = $dbix->select( 'events', $fields, { id => $id } )->hashes; # p $rec;
return $rec; # returns AoH for template
}
method find_user ($username) { # p $dbh->{Name}; p $username;
my $user = $dbix->select('users', '*', { username => $username })->hash; # p $user;
return $user;
}
method find_documents ($str) {
# sqlite3 regexp is case-sensitive, force all fields to lower-case search:
my @conditions = map { +( qq!LOWER($_)! => { -regexp => lc $str } ) }
qw(description filename comment); # p @conditions;
my %where = ( -or => \@conditions ); # p %where;
my $res = $dbix->select( 'events', $fields, \%where,
{ -asc => 'date' } )->hashes; # p $res;
return $res;
}
}