#!/usr/bin/perl
#  Copyright 2001-2022 Leslie Richardson

#  This file is part of Open Admin for Schools.

#  Open Admin for Schools is free software; you can redistribute it 
#  and/or modify it under the terms of the GNU General Public License
#  as published by the Free Software Foundation; either version 2 of 
#  the License, or (at your option) any later version.

my %lex = ('View' => 'View',
	   'Staff' => 'Staff',
	   'Absences' => 'Absences',
	   'Main' => 'Main',
	   'Eoy' => 'Eoy',
	   'No Records Found' => 'No Records Found',
	   'Error' => 'Error',
	   'Edit' => 'Edit',
	   'Delete' => 'Delete',
	   'Records' => 'Records',
	   'Category' => 'Category',
	   'Hours' => 'Hours',
	   'Month' => 'Month',
	   
	   );


use DBI;
use CGI;
use CGI::Session;
use Cwd;

my $self = 'viewStaffPayTch.pl';


eval require "../../etc/admin.conf";
if ( $@ ) {
    print $lex{Error}. ": $@<br>\n";
    die $lex{Error}. ": $@\n";
}

# Set Date
my @tim = localtime(time);
my $cyear = @tim[5] + 1900;
my $cmonth = @tim[4] + 1;
my $cday = @tim[3];
my $currdate = "$cyear-$cmonth-$cday";
my $curryrmo = "$cyear-$cmonth";

my $q = new CGI;
my %arr = $q->Vars;
print $q->header( -charset, $charset );


my $dsn = "DBI:$dbtype:dbname=$dbase";
my $dbh = DBI->connect($dsn,$user,$password);
$dbh->{mysql_enable_utf8} = 1;


# load staffpay vars: @pay_LeaveAreas
my $sth = $dbh->prepare("select id, datavalue from conf_system where sectionname = 'staffpay'");
$sth->execute;
if ( $DBI::errstr ) { print $DBI::errstr; die $DBI::errstr; }
while (	my ($id, $datavalue) = $sth->fetchrow ) {
    eval $datavalue;
    if ( $@ ) {
	print "$lex{Error}: $@<br>\n";
	die "$lex{Error}: $@\n";
    }
}


# Get current dir so know what CSS to display;
if ( getcwd() =~ /tcgi/ ){ # we are in tcgi
    $css = $tchcss;
    $homepage = $tchpage;
}


# Print Page Header
my $title = qq{$lex{View} $lex{Staff} $lex{Hours}};
print qq{$doctype\n<html><head><title>$title</title>\n};
print qq{<link rel="stylesheet" href="$css" type="text/css">\n};
print qq{</head>\n};

print qq{<body>[ <a href="$homepage">$lex{Main}</a> ]\n};

print qq{<h1>$title</h1>\n};

=head  # USEFUL!
my $sth = $dbh->prepare("show columns from staff_absent");
$sth->execute;
if ($DBI::errstr) { print $DBI::errstr; die $DBI::errstr; }
while (my @cols = $sth->fetchrow ) {
    if ( $cols[0] eq 'id' or $cols[0] eq 'comment' ) { next; }
    push @fields, $cols[0];
}
=cut


if ( not $arr{page} ) {
    showStartPage();

} elsif ( $arr{page} == 1 ) {
    delete $arr{page};
    showReport();
}
    
#if ( getcwd() =~ /tcgi/ ){ # we are in tcgi



#-------------
sub showReport {
#-------------

    # foreach my $key (sort keys %arr ) { print qq{K:$key V:$arr{$key}<br>\n}; }
    
    my ($year,$month) = split('-',$arr{month});
    delete $arr{month};
    # print "Year:$year Month:$month<br>\n";
    # remaining %arr values are userids.

    # Name
    my $sth = $dbh->prepare("select lastname, firstname from staff where userid = ?");
    # Configured Leave Values
    my $sth1 = $dbh->prepare("select category, hours from staff_leave where userid = ?");
    # Used Leaves
    my $sth2 = $dbh->prepare("select sum(hours) from staff_payjrl 
			     where userid = ? and category = ?");

    
    foreach my $userid ( sort keys %arr ) {
    
	# Get Name
	$sth->execute( $userid );
	if ($DBI::errstr) { print $DBI::errstr; die $DBI::errstr; }
	my ($lastname, $firstname) = $sth->fetchrow;
    
	print qq{<h3>$firstname $lastname</h3>\n};

    
	# Load starting hours for this staff member.
	$sth1->execute( $userid );
	if ($DBI::errstr) { print $DBI::errstr; die $DBI::errstr; }
	my %leavehours;
	while ( my ($category, $hours) = $sth1->fetchrow ) {
	    $leavehours{$category} = $hours;
	}


	# Summary Table
	print qq{<table border="1" cellpadding="3" cellspacing="0">\n};
	print qq{<tr><th>$lex{Category}</th><th>Starting</th><th>Used</th><th>Remaining</th></tr>\n};
	foreach my $category ( @pay_LeaveAreas ) {
	    print qq{<tr><td>$category</td><td>$leavehours{$category}</td>};
	
	    $sth2->execute( $userid, $category );
	    if ($DBI::errstr) { print $DBI::errstr; die $DBI::errstr; }
	    my $sum = $sth2->fetchrow;
	    my $balance = $leavehours{$category} - $sum;

	    print qq{<td>$sum</td><td>$balance</td></tr>\n};
	}

	# Now do earned and used;
	$sth2->execute( $userid, 'earned' );
	if ($DBI::errstr) { print $DBI::errstr; die $DBI::errstr; }
	my $earned = $sth2->fetchrow;

	$sth2->execute( $userid, 'used' );
	if ($DBI::errstr) { print $DBI::errstr; die $DBI::errstr; }
	my $used = $sth2->fetchrow;
	my $balance = $earned - $used;
    
	print qq{<tr style="background-color:#DDD;">};
	print qq{<td colspan="4">Earned:$earned Used:$used Balance:$balance</td></tr>\n};
	print qq{</table>\n};
    

	print qq{<h3>Details  };
	if ( $month ) {
	    print qq{$month[$month]-$year};
	}
	print qq{</h3>\n};

	my $sth;
	if ( $arr{month} ) {
	    $sth = $dbh->prepare("select * from staff_payjrl where userid = ? 
              and year(date) = ? and month(date) = ? order by date");
	    $sth->execute( $userid, $year, $month );
	    if ($DBI::errstr){ print $DBI::errstr; die $DBI::errstr; }
	
	} else {
	    # All Records
	    $sth = $dbh->prepare("select * from staff_payjrl where userid = ? order by date");
	    $sth->execute( $userid );
	    if ($DBI::errstr){ print $DBI::errstr; die $DBI::errstr; }
	}

	my $first = 1;
	while ( my $ref = $sth->fetchrow_hashref ) {
	    my %r = %$ref;
	    
	    if ( $first ) {
		print qq{<table border="1" cellpadding="3" cellspacing="0" };
		print qq{style="margin-bottom:1.5em;">\n};
		print qq{<tr><th>Date</th><th>Category</th><th>Hours</th><th>Comment</th></tr>\n};
		$first = 0;
	    }

	    print qq{<tr><td>$r{date}</td><td>$r{category}</td>};
	    print qq{<td>$r{hours}</td><td>$r{comment}</td></tr>\n};

	}

	print qq{</table>\n};
	print qq{<div style=";page-break-after:always;"></div>\n};

    } # next userid;

    
    if ( $first ) {
	print qq{<p>$lex{'No Records Found'}</p>\n};
	print qq{</body></html>\n};
	exit;
    }

    print qq{<p>[ <a href="$tchpage">$lex{Main}</a> ]\n};
    print qq{</body></html>\n};

    exit;
    
} # end of showReport


#----------------
sub showStartPage {
#----------------


    print qq{<form action="$self" method="post" style="margin-bottom:1.5em;">\n};
    print qq{<input type="hidden" name="checked" value="1">\n};
    print qq{<input type="submit" value="Check All Staff"></form>\n};


    my $checked;
    if ( $arr{checked} ) {
	$checked = qq{Checked="Checked"};
	delete $arr{checked};
    }

    
    # Setup Year-Months.
    my @months;
    my %months;

    my $sth = $dbh->prepare("select distinct year(date), month(date) from staff_payjrl 
      where date is not NULL and date != '0000-00-00' order by year(date), month(date) ");
    $sth->execute;
    if ($DBI::errstr) { print $DBI::errstr; die $DBI::errstr; }
    while ( my ($yr,$mo) = $sth->fetchrow ) {
#	print qq{Y:$yr M:$mo<br>\n};
	my $yrmo = "$yr-$mo";
	push @months, $yrmo;
	$months{$yrmo} = "$s_month[$mo]-$yr";
    }
    # rptmonth4 has a starting year / 10 month setup.

    
    # Load starting hours for this staff member.
    my $sth = $dbh->prepare("select distinct l.userid, s.lastname,s.firstname 
        from staff_leave l, staff s
        where l.userid = s.userid order by s.lastname, s.firstname");
    $sth->execute;
    if ($DBI::errstr) { print $DBI::errstr; die $DBI::errstr; }

    # Start Form
    print qq{<form action="$self" method="post">\n};
    print qq{<input type="hidden" name="page" value="1">\n};
    print qq{<div><input type="submit" value="View Hours"> \n};
    print qq{ Blank Month = All Months</div>\n};
    
    my $first = 1;
    while ( my ($userid, $lastname, $firstname) = $sth->fetchrow ) {

	if ( $first ) {
	    print qq{<table border="1" cellpadding="3" cellspacing="0" };
	    print qq{style="float:left;margin:0.5em;">\n};
	    print qq{<tr><th>$lex{Staff}</th></tr>\n};
	    $first = 0;
	}

	print qq{<tr><td><input type="checkbox" name="$userid" value="1" $checked>};
	print qq{<b>$lastname</b>, $firstname ($userid)</td></tr>\n};

    }

    print qq{</table>\n};

    # Get Month    
    print qq{<table cellpadding="3" border="1" cellspacing="0" };
    print qq{style="float:left;margin:0.5em;">\n};
    print qq{<tr><th>$lex{Month}</th></tr>\n};
#    print qq{<tr><td class="la"><select name="month"><option></option>\n}; 

    foreach my $mo ( @months ) {
	print qq{<tr><td><input type="radio" name="month" value="$mo">$months{$mo}</td></tr>\n};
    }
    print qq{</table>\n};

    print qq{<br clear="left">\n};
    print qq{<div><input type="submit" value="View Hours"></div>\n};
    
    print qq{</form>\n};

    print qq{</body></html>\n};
    exit;

}
       


    
