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#!/usr/bin/perl
use warnings;
use strict;
use DBI;
my $db = DBI->connect("dbi:SQLite:recipe.db", "", "", {RaiseError => 1,
AutoCommit => 1});
my @recipes;
my @ingredients;
my @contents;
sub read_recipe_db {
# All recipes needs to be read to be able to pick random recipes easily
# enough.
my $all = $db->selectall_arrayref("SELECT * FROM recipes");
foreach my $row (@$all) {
my ($id) = @$row;
$recipes[$id]->{'name'} = @$row[1];
$recipes[$id]->{'uri'} = @$row[2];
}
# This is not how to do the ingredient and content reading!
# They should only be read for relevant recipes.
$all = $db->selectall_arrayref("SELECT * FROM ingredients");
foreach my $row (@$all) {
my ($id) = @$row;
$ingredients[$id]->{'id'} = @$row[1];
$ingredients[$id]->{'name'} = @$row[2];
}
$all = $db->selectall_arrayref("SELECT * FROM contents");
foreach my $row (@$all) {
my ($id) = @$row;
$contents[$id]->{'recipe_id'} = @$row[1];
$contents[$id]->{'ingredient_id'} = @$row[2];
$contents[$id]->{'quantity'} = @$row[2];
$contents[$id]->{'unit'} = @$row[2];
}
}
sub get_random_recipe {
return int(rand(@recipes));
}
sub get_recipie_name ($) {
my ( $id ) = @_;
if ($recipes[$id]->{'name'}) {
return $recipes[$id]->{'name'};
} else {
return "NULL";
}
}
my @schedule = (
{
day => "Måndag",
},
{
day => "Tisdag",
},
{
day => "Onsdag",
},
{
day => "Torsdag",
},
{
day => "Fredag",
}
);
# MAIN PROGRAM ################################################################
read_recipe_db;
for (my $i = 0; $i < 5; $i++) {
$schedule[$i]->{'recipe'} = get_random_recipe;
}
for (my $i = 0; $i < 5; $i++) {
print $schedule[$i]->{'day'}.": ";
print get_recipie_name($schedule[$i]->{'recipe'})."\n";
my $contents = $db->selectall_arrayref("SELECT * FROM contents WHERE ".
"recipe_id=".$schedule[$i]->{'recipe'});
unless (@$contents) {
print "OBSERVERA: Ingredienslista saknas för denna rätt!\n\n";
}
}
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