#!/usr/bin/perl
# $AFresh1: test.pl,v 1.6 2020/08/02 01:05:31 afresh1 Exp $
use strict;
use warnings;

use Template;
use DateTime;
use Cwd qw< abs_path >;

my %invoice = (
    id      => 1234,
    invdate => DateTime->new( year => 2011, month => 3, day => 1 ),
    start   => DateTime->new( year => 2011, month => 1, day => 1 ),
    end     => DateTime->new( year => 2011, month => 3, day => 19 ),
    logo    => abs_path( 'logo.pdf' ),
    info    => [
	'Visit me online at http://example.com',
     	'Create a new ticket rt@example.com',
    ],
    from => 'Example Company

22115 Central Way

Suite C

Anytown, America  11111

(800) 555-1212

\texttt{<company@example.com>}',
    to => 'John Doe

123 W Main St

Anytown, America  11111',
    projects => [
        {
            title => 'Weekly Retainer',
            fees => [
                {
                    contents => '2011-03-06 through 2011-03-12',
                    count => 1,
                    rate  => 300,
                },
                {
                    contents => '2011-03-13 through 2011-03-19',
                    count => 1,
                    rate  => 300,
                },
            ],
        },
        {
            id => 60,
            title => '60: A Special Project',
            detail => 'Requestors jdoe@example.net',
            fees => [
                {
                    contents => '2011-01-01: Talk a lot (727)',
                    detail => 'This is detail about 727',
                    count => 0.33,
                    rate => 75,
                },
                {
                    contents => '2011-01-15: Write Stuff (730)',
                    detail => 'This is detail about 730',
                    count => 1.5,
                    rate => 100,
                },
                {
                    contents => 'Rounding FAIL',
                    detail => 'Should be $8.30',
                    count => .083,
                    rate => 100,
                },
            ],
        },
        {
            id => 65,
            title => '65: More work!',
            detail => 'Requestors jdoe@example.net',
            fees => [
                {
                    contents => '2011-01-06: Define Project (751)',
                    count => 0.33,
                    rate => 75,
                },
                {
                    contents => '2011-01-11: Code it up! (823)',
                    count => 5,
                    rate => 100,
                },
                {
                    contents => '2011-01-12: Redefine Project (903)',
                    count => 0.25,
                    rate => 75,
                },
                {
                    contents => '2011-01-13: Change everything: 933',
                    count => 3,
                    rate => 125,
                },
            ],
        },
        {
            id => 85,
            title => '85: Replace stuff',
            detail => 'Requestors maintenance@example.net',
            fees => [
                {
                    contents => '2011-01-13: Go unplug, replace, replug (834)',
                    count => 2,
                    rate => 125,
                },
            ],
            expenses => [
                {
                    contents => '2x unbroken thingys',
                    amount  => 25,
                }
            ],
        },
        {
            id => 90,
            title => '90: Make a two page invoice',
            fees => [
                {
                    contents => '2011-01-13: Add some stuff (834)',
                    count => 2,
                    rate => 125,
                },
            ],
        },
    ],
    discount => {
        contents => 'Discount',
        amount   => '8.498',
    },
);

foreach my $project (@{ $invoice{projects} || [] }) {
	foreach my $fee (@{ $project->{fees} || [] }) {
		$invoice{total} += $fee->{count} * $fee->{rate};
	}
	foreach my $expense (@{ $project->{expenses} || [] }) {
		$invoice{total} += $expense->{amount};
	}
}

$invoice{total} -= $invoice{discount}{amount}
	if $invoice{discount};

my $tt = Template->new;

$tt->process( 'invoice.tex.tt', \%invoice, 'invoice.pdf' ) || die $tt->error . "\n";