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#!/usr/bin/perl

# Redirect error messages to a log of my choosing. (it's annoying to filter for errors in the shared env)
my $error_log_path = $ENV{SERVER_NAME} eq "volunteers.rollercon.com" ? "/home3/rollerco/logs/" : "/tmp/";
close STDERR;
open STDERR, '>>', $error_log_path.'vorc_error.log' or warn "Failed to open redirected logfile ($0): $!";
#warn "Redirecting errors to ${error_log_path}vorc_error.log";

use strict;
use cPanelUserConfig;
use WebDB;
use HTML::Tiny;
use RollerCon;
use CGI qw/param header start_html url/;
my $h = HTML::Tiny->new( mode => 'html' );

my %F;

my $cookie_string = authenticate (1) || die;
our ($EML, $PWD, $LVL) = split /&/, $cookie_string;
my $user = getUser ($EML);
$user->{department} = convertDepartments $user->{department};
my $username = $user->{derby_name};
my $RCid = $user->{RCid};
my $RCAUTH_cookie = CGI::Cookie->new(-name=>'RCAUTH',-value=>"$cookie_string",-expires=>"+30m");
my $YEAR = 1900 + (localtime)[5];


my $pageTitle = "View Game";
my $homeURL = "/schedule/";
my $DBTable = "game";
my %FIELDS = (
        id            => [qw(GameID        5     auto        static )],
        title         => [qw(Title         10    text         )],
        team1         => [qw(Team1         15    text      required )],
        team2         => [qw(Team2         20    text      required )],
        date          => [qw(Date          25    date        required )],
        time          => [qw(Start         30    time        required )],
        end_time      => [qw(End           35    time        required )],
        track         => [qw(Location      40    text        required )],
        level         => [qw(Level         45    text        required )],
        restrictions  => [qw(Restrictions  50    select        required )],
        type          => [qw(Type          55    select        required )],
        notes         => [qw(Notes         60    textarea       )],
);


my %fieldDisplayName = map  { $_ => $FIELDS{$_}->[0]   } keys %FIELDS;
my %fieldType        = map  { $_ => $FIELDS{$_}->[2]   } keys %FIELDS;
my @requiredFields   = sort fieldOrder grep { defined $FIELDS{$_}->[3] } keys %FIELDS;
my @DBFields   = sort fieldOrder grep { $fieldType{$_} =~ /^(text|select|number|switch|date|time|auto)/ } keys %FIELDS;
my @ROFields   = sort fieldOrder grep { $fieldType{$_} =~ /^(readonly)/ } keys %FIELDS;
my $primary = $DBFields[0];

sub fieldOrder {
        $FIELDS{$a}->[1] <=> $FIELDS{$b}->[1];
}

sub saveForm {
  error ("ERROR: Only SysAdmins can change games.") unless $LVL >= RollerCon::ADMIN;
  
  my $FTS = shift;
  
  my $dbh = WebDB::connect ();
#  if ($FTS->{$DBFields[0]} eq "NEW") {
    $dbh->do (
      "REPLACE INTO $DBTable (".
      join (", ", @DBFields)
      .") VALUES (". join (", ", map { '?' } @DBFields) .")",
        undef,
        map { $FTS->{$_} } @DBFields
    );
    if (!$FTS->{$primary}) {
      ($FTS->{$primary}) = $dbh->selectrow_array ("select max($primary) from $DBTable");
    }
    logit ($RCid, "$username edited a game (".join (", ", map { $FTS->{$_} } @DBFields).")");
    
        $dbh->disconnect ();     # stored into database successfully.
        return $FTS->{$primary};
}

sub delete_item {
  error ("ERROR: Only SysAdmins can delete games.") unless $LVL >= RollerCon::ADMIN;

  my $X = shift;
  my $dbh = WebDB::connect ();
  
  $dbh->do ("delete from $DBTable where $primary = ?", undef, $X->{$primary});
    
  $dbh->disconnect ();
  logit ($RCid, "$username deleted Game ($X->{$primary})");
  print "Game Deleted: $X->{$primary}", $h->br;
  print &formField ("Cancel", "Back", "POSTSAVE");
}



print header (),
                        start_html (-title => $pageTitle, -style => {'src' => "/style.css"} ); 

print $h->div ({ class => "accent pageheader" }, [
  $h->h1 ($pageTitle),
  $h->div ({ class=>"sp0" }, [
    $h->div ({ class=>"spLeft" }, [
    ]),
    $h->div ({ class=>"spRight" }, [
      $h->input ({ type=>"button", value=>"Home", onClick=>"window.location.href='$homeURL'" }),
    ]),
  ]),
]);

my %GETFORM = map { split /=/ } split /&/, $ENV{QUERY_STRING};
my $choice = param ("choice") || $GETFORM{choice} // "";
if ($choice eq "Save") {
        process_form ();
} elsif (defined (param ($primary)) || $GETFORM{$primary}) {
  my $thing = param ($primary) || $GETFORM{$primary};
  if ($choice eq "Delete") {
    delete_item ({ $primary => $thing });
  } else {
          display_form ({ $primary => $thing }, $choice);
        }
} else {
        display_form (); # blank form
}

print $h->close ("html");

sub display_form  {
  my $R = shift;
  my $view = shift // "";
        my $actionbutton;
  
  $view = "View" unless $LVL >= RollerCon::ADMIN;
  
  if ($view eq "POSTSAVE" and $R->{$primary} eq "NEW") {
      print &formField ("Cancel", "Back", "POSTSAVE");
      return;
  }
  
  if ($R) {
    # we're dealing with an existing thing.  Get the current values out of the DB...
    my $dbh = WebDB::connect ();
    
          @F{@DBFields} = $dbh->selectrow_array (
                     "SELECT ". join (", ", @DBFields) ." FROM $DBTable WHERE $primary = ?",
                      undef, $R->{$primary});
          
          $dbh->disconnect ();
    
          # did we find a record?
          error ("Cannot find a database entry for Game with id: '$R->{$primary}'") unless defined $F{$DBFields[0]};
    
    # If the DB returns a null value, HTML::Tiny doesn't like it, so make sure nulls are converted to empty strings.
    map { $F{$_} = "" unless $F{$_} } @DBFields;
          
    if ($view eq "Update") {
      # We'd like to update that thing, give the user a form...
      print $h->p ("Updating Game: $R->{$primary}...");
      
      foreach (@DBFields) {
        $F{$_} = formField ($_, $F{$_});
      }
      
      $actionbutton = formField ("choice", "Save");
      $actionbutton .= formField ("Cancel");
    } elsif ($view eq "Copy") {
      # We'd like to copy that thing, give the user a form...
      print $h->p ("Copying Game: $R->{$primary}...");
      
      foreach (@DBFields) {
        $F{$_} = formField ($_, $F{$_});
      }
#      $F{$DBFields[0]} = "COPY".$h->input ({ type=>"hidden", name=>$DBFields[0], value=> "NEW" });
      
      $actionbutton = formField ("choice", "Save");
      $actionbutton .= formField ("Cancel");
    } else {
      # We're just looking at it...
      print $h->p ("Viewing Game: $R->{$primary}...");
      $F{$DBFields[0]} .= $h->input ({ type=>"hidden", name=>$DBFields[0], value=> $F{$DBFields[0]} });

      # Put the time fields into the user's preference
      map { $F{$_} = convertTime $F{$_} } grep { $fieldType{$_} eq "time" } keys %FIELDS;
      
      $actionbutton = formField ("choice", "Update") unless $LVL < RollerCon::ADMIN;
      if ($view eq "POSTSAVE" or $choice eq "View") {
        $actionbutton .= formField ("Cancel", "Back", "POSTSAVE");
      } else {
        $actionbutton .= formField ("Cancel", "Back");
      }
    }
  } else {
    error ("No Game ID provided.") unless $LVL >= RollerCon::ADMIN;

    print $h->p ("Adding a new Game...");

    foreach (@DBFields) {
      $F{$_} = formField ($_);
    }
#               $F{$DBFields[0]} = "NEW".$h->input ({ type=>"hidden", name=>$DBFields[0], value=> "NEW" });
                
    $actionbutton = formField ("choice", "Save");
    $actionbutton .= formField ("Cancel");
  }
  
  
        print $h->open ("form", { action => url (), name=>"Req", method=>"POST" });
        print $h->div ({ class=>"sp0" },
          $h->div ({ class=>"rTable" }, [ map ({
      $h->div ({ class=>"rTableRow" }, [
        $h->div ({ class=>"rTableCell right top", style=>"font-size:unset;" }, "$fieldDisplayName{$_}: "),
        $h->div ({ class=>"rTableCell", style=>"font-size:unset;" }, $F{$_})
      ])
       } sort fieldOrder keys %FIELDS),
   ])
  );

  print $actionbutton;
  print $h->close ("form");
  
  use DateTime;
  use DateTime::Duration;
  my $now = DateTime->now (time_zone => 'America/Los_Angeles');
        my ($yyyy, $mm, $dd) = split /\-/, $F{date};
        my $cutoff = DateTime->new(
        year => $yyyy,
        month => $mm,
        day => $dd,
        hour => 5,
        minute => 0,
        second => 0,
        time_zone => 'America/Los_Angeles'
  );

  
  my $dbh = WebDB::connect ();
  if ($F{$primary} !~ /^(NEW|COPY)/) {
    print $h->br, $h->br;
    print $h->div ({ class=>"index", style=>"max-width:610px" }, [ $h->p ({ class=>"heading" }, [ "Officiating Sign-ups:" ]),
      $h->ul ( [ map { $h->li ({ class=>"shaded", style=>"margin:4px;" },
            $h->div ({ class=>"lisp0" }, [
          $h->div ({ class=>"liLeft", style=>"width:40%" }, [ $$_[0], ":&nbsp;&nbsp;" ]),
          $h->div ({ class=>"liRight", style=>"width:60%" },
            $$_[2] ? ($$_[2] == $RCid and $now < $cutoff) ? [ $h->a ({ href=>"view_user.pl?submit=View&RCid=$$_[2]" }, $$_[3]), "&nbsp;", $h->button ({ onClick=>"if (confirm('Really? Delete $$_[3] from this game?')==true) { window.open('make_shift_change.pl?change=del&RCid=$$_[2]&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false; }" }, "DROP") ]
                                                          : ($user->{department}->{OFF} > 1 or $LVL > 4) ? [ $h->a ({ href=>"view_user.pl?submit=View&RCid=$$_[2]" }, $$_[3]), "&nbsp;", $h->button ({ onClick=>"if (confirm('Really? Delete $$_[3] from this game?')==true) { window.open('make_shift_change.pl?change=del&RCid=$$_[2]&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false; }" }, "DROP"), '&nbsp;', $h->button ({ onClick=>"if (confirm('Really? $$_[3] was a no show?')==true) { window.open('make_shift_change.pl?noshow=true&change=del&RCid=$$_[2]&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false; }" }, "NO SHOW") ]
                                                                                                         : [ "FILLED" ]
                   : ($user->{department}->{OFF} > 1 or $LVL > 4) ? $h->button ({ onClick=>"window.open('make_shift_change.pl?change=lookup&RCid=$$_[2]&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false;" }, "ADD USER")
                                                                  : ($user->{department}->{OFF} > 0 and signUpEligible ($user, $R) and $now < $cutoff) ? $h->button ({ onClick=>"window.open('make_shift_change.pl?change=add&RCid=$RCid&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false;" }, "SIGN UP")
                                                                                                                                                       : ""
          )
        ])
      ) } @{$dbh->selectall_arrayref ("select name, role, RCid, derby_name from v_shift_officiating where id = ?", undef, $R->{$primary})} ])
    ]);
#    print $h->br;
    print $h->div ({ class=>"index", style=>"max-width:610px" }, [ $h->p ({ class=>"heading" }, [ "Announcer Sign-ups:" ]),
      $h->ul ( [ map { $h->li ({ class=>"shaded", style=>"margin:4px;" },
            $h->div ({ class=>"lisp0" }, [
          $h->div ({ class=>"liLeft", style=>"width:50%" }, [ $$_[0], ":&nbsp;&nbsp;" ]),
          $h->div ({ class=>"liRight", style=>"width:50%" },
            $$_[2] ? ($$_[2] == $RCid and $now < $cutoff) ? [ $h->a ({ href=>"view_user.pl?submit=View&RCid=$$_[2]" }, $$_[3]), "&nbsp;", $h->button ({ onClick=>"if (confirm('Really? Delete $$_[3] from this game?')==true) { window.open('make_shift_change.pl?change=del&RCid=$$_[2]&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false; }" }, "DROP") ]
                                                          : ($user->{department}->{ANN} > 1 or $LVL > 4) ? [ $h->a ({ href=>"view_user.pl?submit=View&RCid=$$_[2]" }, $$_[3]), "&nbsp;", $h->button ({ onClick=>"if (confirm('Really? Delete $$_[3] from this game?')==true) { window.open('make_shift_change.pl?change=del&RCid=$$_[2]&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false; }" }, "DROP"), '&nbsp;', $h->button ({ onClick=>"if (confirm('Really? $$_[3] was a no show?')==true) { window.open('make_shift_change.pl?noshow=true&change=del&RCid=$$_[2]&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false; }" }, "NO SHOW") ]
                                                                                                         : [ "FILLED" ]
                   : ($user->{department}->{ANN} > 1 or $LVL > 4) ? $h->button ({ onClick=>"window.open('make_shift_change.pl?change=lookup&RCid=$$_[2]&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false;" }, "ADD USER")
                                                                  : ($user->{department}->{ANN} > 0 and signUpEligible ($user, $R) and $now < $cutoff) ? $h->button ({ onClick=>"window.open('make_shift_change.pl?change=add&RCid=$RCid&id=$R->{$primary}&role=$$_[1]','Confirm Shift Change','resizable,height=260,width=370'); return false;" }, "SIGN UP")
                                                                                                                                                        : ""
          )
        ])
      ) } @{$dbh->selectall_arrayref ("select name, role, RCid, derby_name from v_shift_announcer where id = ?", undef, $R->{$primary})} ])
    ]);
  }
  $dbh->disconnect;


}

sub process_form  {
  error ("ERROR: Only SysAdmins can change games.") unless $LVL >= RollerCon::ADMIN;

  my %FORM;  
  foreach (keys %FIELDS) {
        if ($fieldType{$_} =~ /^text/ and $_ ne "title") {
                $FORM{$_} = WebDB::trim param ($_) // "";
        } else {
                $FORM{$_} = param ($_) // "";           
        }
  }
  $FORM{autoapprove} = 0 unless $FORM{autoapprove};
        
         # check for required fields
        my @errors = ();
        foreach (@requiredFields) {
                push @errors, "$fieldDisplayName{$_} is missing." if $FORM{$_} eq "" and $FIELDS{$_}->[3] ne "static";
        }
        
  if (@errors)   {
    print $h->div ({ class=>"error" }, [
          $h->p ("The following errors occurred:"),
          $h->ul ($h->li (@errors)),
          $h->p ("Please click your Browser's Back button to\n"
                   . "return to the previous page and correct the problem.")
        ]);
        return;
  }      # Form was okay.

  $FORM{$primary} = saveForm (\%FORM);
        
        print $h->p ({ class=>"success" }, "Game successfully saved.");

  display_form ({ $primary=>$FORM{$primary} }, "POSTSAVE");
}

sub error {
        my $msg = shift;
        print $h->p ({ class=>"error" }, "Error: $msg");
  print $h->close("html");
        exit (0);
}

sub formField {
        my $name  = shift;
        my $value = shift // '';
        my $context = shift // '';
        my $type = $fieldType{$name} // "button";
  
  if ($type eq "button") {
                if ($name eq "Cancel") {
                  if ($context eq "POSTSAVE") {
                    return $h->input ({ type=>"button", value => $value ne '' ? $value : "Cancel" , onClick=>"window.location.href = \"games.pl\"; return false;" });
                  } else {
                    return $h->input ({ type=>"button", value => $value ne '' ? $value : "Cancel" , onClick=>"history.back(); return false;" });
                  }
                } else {
                        return $h->input ({ type=>"submit", value => $value, name=>$name })
                }

        } elsif ($type eq "textarea") {
          return $h->tag ("textarea", {
            name => $name,
            override => 1,
                        cols => 30,
                        rows => 4
          }, $value);           
  
  } elsif ($type eq "select") {
    no strict;
    return &{"select_".$name} ($value);
        }       elsif ($type eq "auto") {
          return $value.$h->input ({ type=>"hidden", name=>$name, value=>$value });
  }     elsif ($type eq "time") {
          return $h->input ({
            name => $name,
            type => $type,
            value => $value,
            step => 900,
            required => [],
            override => 1,
            size => 30
          });
  }     elsif ($type eq "number") {
    return $h->input ({ name=>$name, type=>"number", value=>$value, step=>1 });
  }     elsif ($type eq "switch") {
    if ($value) {
      return $h->label ({ class=>"switch" }, [$h->input ({ type=>"checkbox", name=>$name, value=>1, checked=>[] }), $h->span ({ class=>"slider round" })]);
    } else {
      return $h->label ({ class=>"switch" }, [$h->input ({ type=>"checkbox", name=>$name, value=>1 }), $h->span ({ class=>"slider round" })]);
    }
        }       else {
          use tableViewer;
          if (inArray ($name, \@requiredFields)) {
          return $h->input ({
            name => $name,
            type => $type,
            value => $value,
            required => [],
            override => 1,
            size => 30
          });       
          } else {
          return $h->input ({
            name => $name,
            type => $type,
            value => $value,
            override => 1,
            size => 30
          });
        }
        }
}

sub select_restrictions {
  my $selection = shift // "";
  my @options = ("");
  
  my $sub_name = (caller(0))[3];
  $sub_name =~ s/^main::select_//;
  
  my $dbh = WebDB::connect ();
        push @options, map { @{$_} } @{$dbh->selectall_arrayref ("select distinct restrictions from game where restrictions <> '' order by restrictions")};
        $dbh->disconnect ();
  
  return $h->select ({ name=>$sub_name }, [ map { $_ eq $selection ? $h->option ({selected=>[]}, $_) : $h->option ($_) } @options ]);
}

sub select_type {
  my $selection = shift // "";
  my @options = ("");
  
  my $sub_name = (caller(0))[3];
  $sub_name =~ s/^main::select_//;
  
  my $dbh = WebDB::connect ();
        push @options, map { @{$_} } @{$dbh->selectall_arrayref ("select distinct type from staff_template order by type")};
        $dbh->disconnect ();

  return $h->select ({ name=>$sub_name }, [ map { $_ eq $selection ? $h->option ({selected=>[]}, $_) : $h->option ($_) } @options ]);
}