Second commit
[app-web-oof.git] / lib / App / Web / Oof.pm
index b8fbaf5f637519f686489cb9d21e9875e285e29d..1f937fe182a6c1c4f0d13f569bd603562392df52 100644 (file)
@@ -9,11 +9,13 @@ use parent qw/Plack::Component/;
 our $VERSION = '0.000_001';
 
 use DBIx::Simple;
+use File::Slurp;
 use HTML::TreeBuilder;
 use HTML::Element::Library;
 use JSON::MaybeXS qw/encode_json decode_json/;
 use Plack::Builder;
 use Plack::Request;
+use Try::Tiny;
 
 sub HTML::Element::iter3 {
        my ($self, $data, $code) = @_;
@@ -33,8 +35,8 @@ sub HTML::Element::fclass { shift->look_down(class => qr/\b$_[0]\b/) }
 
 ##################################################
 
-my $db;
-my ($form, $continue, $order);
+my %db;
+my ($form, $continue, $order, $details, $pay);
 
 {
        sub parse_html {
@@ -47,25 +49,35 @@ my ($form, $continue, $order);
        $form     = parse_html 'form';
        $continue = parse_html 'continue';
        $order    = parse_html 'order';
+       $details  = parse_html 'details';
+       $pay      = parse_html 'pay';
 }
 
 sub stringify_money { sprintf "£%.2f", $_[0] / 100 }
 
+sub make_slug {
+       my $slug = $_[0];
+       $slug =~ y/ /-/;
+       $slug =~ y/a-zA-Z0-9-//cd;
+       $slug
+}
+
 sub form_table_row {
        my ($data, $tr) = @_;
        $tr->fclass($_)->replace_content($data->{$_}) for qw/title subtitle stock/;
        $tr->fclass('price')->replace_content(stringify_money $data->{price});
        $tr->fclass('title')->attr('data-product', $data->{product});
-       $tr->fclass('title')->attr('data-summary', $data->{summary});
+       $tr->fclass('title')->attr('href', '/details/'.$data->{product}.'/'.make_slug $data->{title});
+#      $tr->fclass('title')->attr('data-summary', $data->{summary});
        $tr->look_down(_tag => 'input')->attr(max => $data->{stock});
        $tr->look_down(_tag => 'input')->attr(name => 'quant'.$data->{product});
 }
 
 sub form_app {
        my ($env) = @_;
-       $db //= DBIx::Simple->connect($ENV{OOF_DSN} // 'dbi:Pg:');
+       $db{$$} //= DBIx::Simple->connect($ENV{OOF_DSN} // 'dbi:Pg:');
 
-       my $data = $db->select(products => '*', {}, 'product')->hashes;
+       my $data = $db{$$}->select(products => '*', {}, 'product')->hashes;
        my $tree = $form->clone;
        $tree->find('tbody')->find('tr')->iter3($data, \&form_table_row);
 
@@ -81,7 +93,7 @@ sub continue_table_row {
 
 sub continue_app {
        my ($env) = @_;
-       $db //= DBIx::Simple->connect($ENV{OOF_DSN} // 'dbi:Pg:');
+       $db{$$} //= DBIx::Simple->connect($ENV{OOF_DSN} // 'dbi:Pg:');
        my $tree = $continue->clone;
        my $req = Plack::Request->new($env);
        my $params = $req->body_parameters;
@@ -90,7 +102,7 @@ sub continue_app {
        for (sort keys %$params) {
                next unless /^quant/;
                next unless $params->{$_};
-               my $data = $db->select(products => '*', {product => substr $_, 5})->hash;
+               my $data = $db{$$}->select(products => '*', {product => substr $_, 5})->hash;
                $data->{quantity} = $params->{$_};
                if ($data->{stock} == 0) {
                        push @notes, 'Item is out of stock and was removed from order: '.$data->{title};
@@ -106,13 +118,15 @@ sub continue_app {
                push @data, $data
        }
 
+       return [500, ['Content-type' => 'text/plain'], ['Error: no items in order.']] unless $quant;
+
        $tree->fid('subtotal')->replace_content(stringify_money $total);
        my $dvalue;
        if ($params->{discount}) {
-               my $discount = $db->select(discounts => '*', {discount => $params->{discount}})->hash;
+               my $discount = $db{$$}->select(discounts => '*', {discount => $params->{discount}})->hash;
                if (!defined $discount) {
                        push @notes, 'Discount code incorrect. No discount applied.'
-               } elsif ($db->select(orders => 'COUNT(*)', {discount => $params->{discount}})->list) {
+               } elsif ($db{$$}->select(orders => 'COUNT(*)', {discount => $params->{discount}})->list) {
                        push @notes, 'Discount code already used once. No discount applied.'
                } else {
                        $dvalue = int (0.5 + $discount->{fraction} * $total) if $discount->{fraction};
@@ -141,31 +155,92 @@ sub continue_app {
 
 sub order_app {
        my ($env) = @_;
-       $db //= DBIx::Simple->connect($ENV{OOF_DSN} // 'dbi:Pg:');
+       $db{$$} //= DBIx::Simple->connect($ENV{OOF_DSN} // 'dbi:Pg:');
        my $tree = $order->clone;
        my $req = Plack::Request->new($env);
-       my $id = sprintf "%X", time; # Not good enough!
-
-       $db->begin_work;
-       $db->insert(orders => {id => $id, %{$req->body_parameters}});
-       my $products = decode_json $req->body_parameters->{products};
-       for my $prod (@$products) {
-               my $stock = $db->select(products => 'stock', {product => $prod->{product}})->list;
-               die "Not enough of " .$prod->{title}."\n" if $prod->{quantity} > $stock;
-               $db->update(products => {stock => $stock - $prod->{quantity}}, {product => $prod->{product}});
+       my ($id) = $env->{PATH_INFO} =~ m,^/([0-9A-F]+),;
+       if ($id) {
+               my $total = $db{$$}->select(orders => 'total', {id => $id})->list;
+               $tree->fid('orderid')->replace_content($id);
+               $tree->look_down(name => 'order')->attr(value => $id);
+               $tree->fid('total')->replace_content(stringify_money $total);
+               $tree->find('script')->attr('data-amount', $total);
+               return [200, ['Content-type' => 'text/html; charset=utf-8'], [$tree->as_HTML]]
+       } else {
+               my %parms = %{$req->body_parameters};
+               my $id = sprintf "%X%04X", time, $$;
+               my $err;
+               try {
+                       $db{$$}->begin_work;
+                       my $products = decode_json $req->body_parameters->{products};
+                       for my $prod (@$products) {
+                               my $stock = $db{$$}->select(products => 'stock', {product => $prod->{product}})->list;
+                               die "Not enough of " .$prod->{title}."\n" if $prod->{quantity} > $stock;
+                               $db{$$}->update(products => {stock => $stock - $prod->{quantity}}, {product => $prod->{product}});
+                       }
+                       $db{$$}->insert(orders => {id => $id, %parms});
+                       $db{$$}->commit;
+               } catch {
+                       $db{$$}->rollback;
+                       $err = [500, ['Content-type', 'text/plain'], ["Error: $_"]]
+               };
+               return $err if $err;
+               return [303, [Location => "/order/$id"], []]
        }
-       $db->commit;
+}
+
+sub details_list_element {
+       my ($data, $li) = @_;
+       $li->find('a')->attr(href => "/$data");
+       my $thumb = $data =~ s/fullpics/thumbs/r;
+       $thumb = $data unless -f $thumb;
+       $li->find('img')->attr(src => "/$thumb");
+}
+
+sub details_app {
+       my ($env) = @_;
+       $db{$$} //= DBIx::Simple->connect($ENV{OOF_DSN} // 'dbi:Pg:');
+       my $tree = $details->clone;
+       my ($id) = $env->{PATH_INFO} =~ m,^/(\d+),;
+       my $title = $db{$$}->select(products => 'title', {product => $id})->list;
+       my @pics = <static/fullpics/$id-*>;
+       my $slug = make_slug $title;
+       $tree->find('title')->replace_content("Pictures of $title");
+       $tree->find('h2')->replace_content($title);
+       $tree->look_down(rel => 'canonical')->attr(href => "/details/$id/$slug");
+       $tree->fid('pictures')->iter3(\@pics, \&details_list_element);
 
-       $tree->fid('orderid')->replace_content($id);
        [200, ['Content-type' => 'text/html; charset=utf-8'], [$tree->as_HTML]]
 }
 
+sub pay_app {
+       my ($env) = @_;
+       my $req = Plack::Request->new($env);
+       $db{$$} //= DBIx::Simple->connect($ENV{OOF_DSN} // 'dbi:Pg:');
+       my $order = $req->body_parameters->{order};
+       my $token = $req->body_parameters->{stripeToken};
+       return [500, ['Content-type' => 'text/html; charset=utf-8'], ['No token received, payment did not succeed.']] unless $token;
+       $db{$$}->update(orders => {stripe_token => $token}, {id => $order});
+       [200, ['Content-type' => 'text/html; charset=utf-8'], [$pay->as_HTML]];
+}
+
 sub app {
+       my $footer = read_file 'tmpl/footer.html';
        builder {
+               enable sub {
+                       my $app = shift;
+                       sub {
+                               my $res = $app->(@_);
+                               push @{$res->[2]}, $footer;
+                               $res;
+                       }
+               };
                mount '/' => sub { [301, [Location => '/form'], []] };
                mount '/form'     => \&form_app;
                mount '/continue' => \&continue_app;
                mount '/order'    => \&order_app;
+               mount '/details'  => \&details_app;
+               mount '/pay'      => \&pay_app;
        }
 }
 
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