forked from hswaw/hscloud
go/svc/invoice: import from code.hackerspace.pl/q3k/inboice
parent
258686cf9a
commit
fb18c99df3
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@ -0,0 +1,29 @@
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load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_library")
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go_library(
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name = "go_default_library",
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srcs = [
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"main.go",
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"model.go",
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"render.go",
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],
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importpath = "code.hackerspace.pl/hscloud/go/svc/invoice",
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visibility = ["//visibility:private"],
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deps = [
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"//go/mirko:go_default_library",
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"//go/svc/invoice/templates:go_default_library",
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"//proto/invoice:go_default_library",
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"@com_github_golang_glog//:go_default_library",
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"@com_github_golang_protobuf//proto:go_default_library",
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"@com_github_mattn_go_sqlite3//:go_default_library",
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"@com_github_sebastiaanklippert_go_wkhtmltopdf//:go_default_library",
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"@org_golang_google_grpc//codes:go_default_library",
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"@org_golang_google_grpc//status:go_default_library",
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],
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)
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go_binary(
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name = "invoice",
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embed = [":go_default_library"],
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visibility = ["//visibility:public"],
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)
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@ -0,0 +1,211 @@
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package main
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import (
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"context"
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"flag"
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"github.com/golang/glog"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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"code.hackerspace.pl/hscloud/go/mirko"
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pb "code.hackerspace.pl/hscloud/proto/invoice"
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)
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var (
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flagDatabasePath string
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flagInit bool
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flagDisablePKI bool
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)
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type service struct {
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m *model
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}
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func (s *service) CreateInvoice(ctx context.Context, req *pb.CreateInvoiceRequest) (*pb.CreateInvoiceResponse, error) {
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if req.Invoice == nil {
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return nil, status.Error(codes.InvalidArgument, "invoice must be given")
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}
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if len(req.Invoice.Item) < 1 {
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return nil, status.Error(codes.InvalidArgument, "invoice must contain at least one item")
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}
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for i, item := range req.Invoice.Item {
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if item.Title == "" {
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return nil, status.Errorf(codes.InvalidArgument, "invoice item %d must have title set", i)
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}
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if item.Count == 0 || item.Count > 1000000 {
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return nil, status.Errorf(codes.InvalidArgument, "invoice item %d must have correct count", i)
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}
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if item.UnitPrice == 0 {
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return nil, status.Errorf(codes.InvalidArgument, "invoice item %d must have correct unit price", i)
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}
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if item.Vat > 100000 {
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return nil, status.Errorf(codes.InvalidArgument, "invoice item %d must have correct vat set", i)
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}
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}
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if len(req.Invoice.CustomerBilling) < 1 {
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return nil, status.Error(codes.InvalidArgument, "invoice must contain at least one line of the customer's billing address")
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}
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if len(req.Invoice.InvoicerBilling) < 1 {
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return nil, status.Error(codes.InvalidArgument, "invoice must contain at least one line of the invoicer's billing address")
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}
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for i, c := range req.Invoice.InvoicerContact {
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if c.Medium == "" {
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return nil, status.Errorf(codes.InvalidArgument, "contact point %d must have medium set", i)
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}
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if c.Contact == "" {
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return nil, status.Errorf(codes.InvalidArgument, "contact point %d must have contact set", i)
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}
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}
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if req.Invoice.InvoicerVatId == "" {
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return nil, status.Error(codes.InvalidArgument, "invoice must contain invoicer's vat id")
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}
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uid, err := s.m.createInvoice(ctx, req.Invoice)
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if err != nil {
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if _, ok := status.FromError(err); ok {
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return nil, err
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}
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glog.Errorf("createInvoice(_, _): %v", err)
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return nil, status.Error(codes.Unavailable, "could not create invoice")
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}
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return &pb.CreateInvoiceResponse{
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Uid: uid,
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}, nil
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}
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func (s *service) GetInvoice(ctx context.Context, req *pb.GetInvoiceRequest) (*pb.GetInvoiceResponse, error) {
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invoice, err := s.m.getInvoice(ctx, req.Uid)
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if err != nil {
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if _, ok := status.FromError(err); ok {
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return nil, err
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}
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glog.Errorf("getInvoice(_, %q): %v", req.Uid, err)
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return nil, status.Error(codes.Unavailable, "internal server error")
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}
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sealedUid, err := s.m.getSealedUid(ctx, req.Uid)
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if err != nil {
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if _, ok := status.FromError(err); ok {
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return nil, err
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}
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glog.Errorf("getSealedUid(_, %q): %v", req.Uid, err)
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return nil, status.Error(codes.Unavailable, "internal server error")
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}
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res := &pb.GetInvoiceResponse{
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Invoice: invoice,
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}
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if sealedUid == "" {
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res.State = pb.GetInvoiceResponse_STATE_PROFORMA
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} else {
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res.State = pb.GetInvoiceResponse_STATE_SEALED
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res.FinalUid = sealedUid
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}
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return res, nil
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}
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func newService(m *model) *service {
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return &service{
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m: m,
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}
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}
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func (s *service) RenderInvoice(req *pb.RenderInvoiceRequest, srv pb.Invoicer_RenderInvoiceServer) error {
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sealed, err := s.m.getSealedUid(srv.Context(), req.Uid)
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if err != nil {
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if _, ok := status.FromError(err); ok {
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return err
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}
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glog.Errorf("getSealedUid(_, %q): %v", req.Uid, err)
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return status.Error(codes.Unavailable, "internal server error")
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}
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var rendered []byte
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if sealed != "" {
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// Invoice is sealed, return stored PDF.
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rendered, err = s.m.getRendered(srv.Context(), req.Uid)
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if err != nil {
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if _, ok := status.FromError(err); ok {
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return err
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}
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glog.Errorf("getRendered(_, %q): %v", req.Uid, err)
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return status.Error(codes.Unavailable, "internal server error")
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}
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} else {
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// Invoice is proforma, render.
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invoice, err := s.m.getInvoice(srv.Context(), req.Uid)
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if err != nil {
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if _, ok := status.FromError(err); ok {
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return err
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}
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glog.Errorf("getInvoice(_, %q): %v", req.Uid, err)
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return status.Error(codes.Unavailable, "internal server error")
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}
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glog.Infof("%+v", invoice)
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rendered, err = renderInvoicePDF(invoice, "xxxx", true)
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if err != nil {
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glog.Errorf("renderProformaPDF(_): %v", err)
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return status.Error(codes.Unavailable, "internal server error")
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}
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}
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chunkSize := 16 * 1024
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chunk := &pb.RenderInvoiceResponse{}
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for i := 0; i < len(rendered); i += chunkSize {
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if i+chunkSize > len(rendered) {
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chunk.Data = rendered[i:len(rendered)]
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} else {
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chunk.Data = rendered[i : i+chunkSize]
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}
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if err := srv.Send(chunk); err != nil {
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glog.Errorf("srv.Send: %v", err)
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return status.Error(codes.Unavailable, "stream broken")
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}
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}
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return nil
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}
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func (s *service) SealInvoice(ctx context.Context, req *pb.SealInvoiceRequest) (*pb.SealInvoiceResponse, error) {
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if err := s.m.sealInvoice(ctx, req.Uid); err != nil {
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if _, ok := status.FromError(err); ok {
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return nil, err
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}
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glog.Errorf("sealInvoice(_, %q): %v", req.Uid, err)
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return nil, status.Error(codes.Unavailable, "internal server error")
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}
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return &pb.SealInvoiceResponse{}, nil
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}
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func init() {
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flag.Set("logtostderr", "true")
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}
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func main() {
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flag.StringVar(&flagDatabasePath, "db_path", "./foo.db", "path to sqlite database")
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flag.BoolVar(&flagInit, "init_db", false, "init database and exit")
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flag.Parse()
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m, err := newModel(flagDatabasePath)
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if err != nil {
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glog.Exitf("newModel: %v", err)
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}
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if flagInit {
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glog.Exit(m.init())
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}
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mi := mirko.New()
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if err := mi.Listen(); err != nil {
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glog.Exitf("Listen failed: %v", err)
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}
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s := newService(m)
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pb.RegisterInvoicerServer(mi.GRPC(), s)
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if err := mi.Serve(); err != nil {
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glog.Exitf("Serve failed: %v", err)
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}
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<-mi.Done()
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}
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@ -0,0 +1,213 @@
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package main
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import (
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"context"
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"database/sql"
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"fmt"
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"strconv"
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"github.com/golang/glog"
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"github.com/golang/protobuf/proto"
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_ "github.com/mattn/go-sqlite3"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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pb "code.hackerspace.pl/hscloud/proto/invoice"
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)
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type model struct {
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db *sql.DB
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}
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func newModel(dsn string) (*model, error) {
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db, err := sql.Open("sqlite3", dsn)
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if err != nil {
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return nil, err
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}
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return &model{
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db: db,
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}, nil
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}
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func (m *model) init() error {
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_, err := m.db.Exec(`
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create table invoice (
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id integer primary key not null,
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proto blob not null
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);
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create table invoice_seal (
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id integer primary key not null,
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invoice_id integer not null,
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final_uid text not null unique,
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foreign key (invoice_id) references invoice(id)
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);
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create table invoice_blob (
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id integer primary key not null,
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invoice_id integer not null,
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pdf blob not null,
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foreign key (invoice_id) references invoice(id)
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);
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`)
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return err
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}
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func (m *model) sealInvoice(ctx context.Context, uid string) error {
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id, err := strconv.Atoi(uid)
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if err != nil {
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return status.Error(codes.InvalidArgument, "invalid uid")
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}
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invoice, err := m.getInvoice(ctx, uid)
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if err != nil {
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return err
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}
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tx, err := m.db.BeginTx(ctx, nil)
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if err != nil {
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return err
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}
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q := `
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insert into invoice_seal (
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invoice_id, final_uid
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) values (
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?,
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( select printf("%04d", ifnull( (select final_uid as v from invoice_seal order by final_uid desc limit 1), 19000) + 1 ))
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)
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`
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res, err := tx.Exec(q, id)
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if err != nil {
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return err
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}
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lastInvoiceSealId, err := res.LastInsertId()
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if err != nil {
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return err
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}
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q = `
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select final_uid from invoice_seal where id = ?
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`
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var finalUid string
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if err := tx.QueryRow(q, lastInvoiceSealId).Scan(&finalUid); err != nil {
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return err
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}
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q = `
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insert into invoice_blob (
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invoice_id, pdf
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) values (
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?,
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?
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)
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`
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pdfBlob, err := renderInvoicePDF(invoice, finalUid, false)
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if err != nil {
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return err
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}
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if _, err := tx.Exec(q, id, pdfBlob); err != nil {
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return err
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}
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if err := tx.Commit(); err != nil {
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return err
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}
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return nil
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}
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func (m *model) createInvoice(ctx context.Context, i *pb.Invoice) (string, error) {
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data, err := proto.Marshal(i)
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if err != nil {
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return "", err
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}
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sql := `
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insert into invoice (
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proto
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) values (
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?
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)
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`
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res, err := m.db.Exec(sql, data)
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if err != nil {
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return "", err
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}
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id, err := res.LastInsertId()
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if err != nil {
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return "", err
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}
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glog.Infof("%+v", id)
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return fmt.Sprintf("%d", id), nil
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}
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func (m *model) getRendered(ctx context.Context, uid string) ([]byte, error) {
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id, err := strconv.Atoi(uid)
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if err != nil {
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return nil, status.Error(codes.InvalidArgument, "invalid uid")
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}
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q := `
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select invoice_blob.pdf from invoice_blob where invoice_blob.invoice_id = ?
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`
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res := m.db.QueryRow(q, id)
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data := []byte{}
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if err := res.Scan(&data); err != nil {
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if err == sql.ErrNoRows {
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return nil, status.Error(codes.InvalidArgument, "no such invoice")
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}
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return nil, err
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}
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return data, nil
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}
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func (m *model) getSealedUid(ctx context.Context, uid string) (string, error) {
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id, err := strconv.Atoi(uid)
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if err != nil {
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return "", status.Error(codes.InvalidArgument, "invalid uid")
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}
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q := `
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select invoice_seal.final_uid from invoice_seal where invoice_seal.invoice_id = ?
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`
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res := m.db.QueryRow(q, id)
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finalUid := ""
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if err := res.Scan(&finalUid); err != nil {
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if err == sql.ErrNoRows {
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return "", nil
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}
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return "", err
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}
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return finalUid, nil
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}
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func (m *model) getInvoice(ctx context.Context, uid string) (*pb.Invoice, error) {
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id, err := strconv.Atoi(uid)
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if err != nil {
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return nil, status.Error(codes.InvalidArgument, "invalid uid")
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}
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q := `
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select invoice.proto from invoice where invoice.id = ?
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`
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res := m.db.QueryRow(q, id)
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data := []byte{}
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if err := res.Scan(&data); err != nil {
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if err == sql.ErrNoRows {
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return nil, status.Error(codes.NotFound, "no such invoice")
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}
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return nil, err
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}
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p := &pb.Invoice{}
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if err := proto.Unmarshal(data, p); err != nil {
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return nil, err
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}
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return p, nil
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}
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@ -0,0 +1,16 @@
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load("@io_bazel_rules_go//go:def.bzl", "go_library")
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|
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go_library(
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name = "go_default_library",
|
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srcs = [
|
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"generate.go",
|
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"inboice.pb.go",
|
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],
|
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importpath = "code.hackerspace.pl/hscloud/go/svc/invoice/proto",
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visibility = ["//visibility:public"],
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deps = [
|
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"@com_github_golang_protobuf//proto:go_default_library",
|
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"@org_golang_google_grpc//:go_default_library",
|
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"@org_golang_x_net//context:go_default_library",
|
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],
|
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)
|
|
@ -0,0 +1,3 @@
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package proto
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|
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//go:generate protoc -I.. ../inboice.proto --go_out=plugins=grpc:.
|
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@ -0,0 +1,127 @@
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package main
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|
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import (
|
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"bytes"
|
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"fmt"
|
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"html/template"
|
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"time"
|
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|
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wkhtml "github.com/sebastiaanklippert/go-wkhtmltopdf"
|
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|
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"code.hackerspace.pl/hscloud/go/svc/invoice/templates"
|
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pb "code.hackerspace.pl/hscloud/proto/invoice"
|
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)
|
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|
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var (
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invTmpl *template.Template
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)
|
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|
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func init() {
|
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a, err := templates.Asset("invoice.html")
|
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if err != nil {
|
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panic(err)
|
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}
|
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invTmpl = template.Must(template.New("invoice.html").Parse(string(a)))
|
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}
|
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|
||||
func renderInvoicePDF(i *pb.Invoice, number string, proforma bool) ([]byte, error) {
|
||||
now := time.Now()
|
||||
|
||||
type item struct {
|
||||
Title string
|
||||
UnitPrice string
|
||||
Qty string
|
||||
VATRate string
|
||||
TotalNet string
|
||||
Total string
|
||||
}
|
||||
|
||||
data := struct {
|
||||
InvoiceNumber string
|
||||
InvoicerBilling []string
|
||||
InvoicerVAT string
|
||||
InvoicerCompanyNumber string
|
||||
InvoiceeBilling []string
|
||||
InvoiceeVAT string
|
||||
Date time.Time
|
||||
DueDate time.Time
|
||||
IBAN string
|
||||
SWIFT string
|
||||
Proforma bool
|
||||
ReverseVAT bool
|
||||
USCustomer bool
|
||||
Items []item
|
||||
TotalNet string
|
||||
VATTotal string
|
||||
Total string
|
||||
DeliveryCharge string
|
||||
}{
|
||||
InvoiceNumber: number,
|
||||
Date: now,
|
||||
DueDate: now.AddDate(0, 0, int(i.DaysDue)),
|
||||
IBAN: i.Iban,
|
||||
SWIFT: i.Swift,
|
||||
InvoicerVAT: i.InvoicerVatId,
|
||||
InvoicerCompanyNumber: i.InvoicerCompanyNumber,
|
||||
InvoiceeVAT: i.CustomerVatId,
|
||||
Proforma: proforma,
|
||||
ReverseVAT: i.ReverseVat,
|
||||
USCustomer: i.UsCustomer,
|
||||
|
||||
InvoicerBilling: make([]string, len(i.InvoicerBilling)),
|
||||
InvoiceeBilling: make([]string, len(i.CustomerBilling)),
|
||||
}
|
||||
|
||||
unit := "€"
|
||||
|
||||
for d, s := range i.InvoicerBilling {
|
||||
data.InvoicerBilling[d] = s
|
||||
}
|
||||
for d, s := range i.CustomerBilling {
|
||||
data.InvoiceeBilling[d] = s
|
||||
}
|
||||
|
||||
totalNet := 0
|
||||
total := 0
|
||||
for _, i := range i.Item {
|
||||
rowTotalNet := int(i.UnitPrice * i.Count)
|
||||
rowTotal := int(float64(rowTotalNet) * (float64(1) + float64(i.Vat)/100000))
|
||||
|
||||
totalNet += rowTotalNet
|
||||
total += rowTotal
|
||||
data.Items = append(data.Items, item{
|
||||
Title: i.Title,
|
||||
Qty: fmt.Sprintf("%d", i.Count),
|
||||
UnitPrice: fmt.Sprintf(unit+"%.2f", float64(i.UnitPrice)/100),
|
||||
VATRate: fmt.Sprintf("%.2f%%", float64(i.Vat)/1000),
|
||||
TotalNet: fmt.Sprintf(unit+"%.2f", float64(rowTotalNet)/100),
|
||||
Total: fmt.Sprintf(unit+"%.2f", float64(rowTotal)/100),
|
||||
})
|
||||
}
|
||||
|
||||
data.TotalNet = fmt.Sprintf(unit+"%.2f", float64(totalNet)/100)
|
||||
data.VATTotal = fmt.Sprintf(unit+"%.2f", float64(total-totalNet)/100)
|
||||
data.Total = fmt.Sprintf(unit+"%.2f", float64(total)/100)
|
||||
data.DeliveryCharge = fmt.Sprintf(unit+"%.2f", float64(0))
|
||||
|
||||
var b bytes.Buffer
|
||||
err := invTmpl.Execute(&b, &data)
|
||||
if err != nil {
|
||||
return []byte{}, err
|
||||
}
|
||||
|
||||
pdfg, err := wkhtml.NewPDFGenerator()
|
||||
if err != nil {
|
||||
return []byte{}, err
|
||||
}
|
||||
pdfg.Dpi.Set(600)
|
||||
pdfg.NoCollate.Set(false)
|
||||
pdfg.PageSize.Set(wkhtml.PageSizeA4)
|
||||
|
||||
pdfg.AddPage(wkhtml.NewPageReader(&b))
|
||||
|
||||
if err := pdfg.Create(); err != nil {
|
||||
return []byte{}, err
|
||||
}
|
||||
return pdfg.Bytes(), nil
|
||||
}
|
|
@ -0,0 +1,18 @@
|
|||
load("@io_bazel_rules_go//extras:bindata.bzl", "bindata")
|
||||
load("@io_bazel_rules_go//go:def.bzl", "go_library")
|
||||
|
||||
bindata(
|
||||
name = "templates_bindata",
|
||||
srcs = glob(["*"]),
|
||||
extra_args = ["."],
|
||||
package = "templates",
|
||||
)
|
||||
|
||||
go_library(
|
||||
name = "go_default_library",
|
||||
srcs = [
|
||||
":templates_bindata", # keep
|
||||
],
|
||||
importpath = "code.hackerspace.pl/hscloud/go/svc/invoice/templates", # keep
|
||||
visibility = ["//go/svc/invoice:__subpackages__"],
|
||||
)
|
|
@ -0,0 +1,185 @@
|
|||
<!doctype html>
|
||||
<html lang="en">
|
||||
<head>
|
||||
<meta charset="UTF-8">
|
||||
<title>Invoice 0001</title>
|
||||
<link href="https://fonts.googleapis.com/css?family=Roboto:300,400,700" rel="stylesheet">
|
||||
<style type="text/css">
|
||||
body {
|
||||
background-color: #fff;
|
||||
font-family: 'Roboto', sans-serif;
|
||||
font-size: 1em;
|
||||
|
||||
padding: 2em;
|
||||
}
|
||||
ul {
|
||||
list-style: none;
|
||||
padding: 0;
|
||||
}
|
||||
ul li {
|
||||
margin-bottom: 0.2em;
|
||||
}
|
||||
|
||||
@page {
|
||||
size: A4;
|
||||
margin: 0;
|
||||
}
|
||||
div.rhs {
|
||||
float: right;
|
||||
width: 50%;
|
||||
text-align: right;
|
||||
}
|
||||
div.lhs {
|
||||
float: left;
|
||||
text-align: left;
|
||||
width: 50%;
|
||||
min-height: 35em;
|
||||
}
|
||||
div.metadata {
|
||||
margin-top: 2em;
|
||||
}
|
||||
div.invoicee {
|
||||
margin-top: 9em;
|
||||
}
|
||||
h1 {
|
||||
font-size: 1.5em;
|
||||
margin: 0;
|
||||
text-transform: uppercase;
|
||||
}
|
||||
table.items {
|
||||
text-align: right;
|
||||
border-spacing: 0px;
|
||||
border-collapse: collapse;
|
||||
border: 0;
|
||||
width: 100%;
|
||||
}
|
||||
table.items td,th {
|
||||
border: 1px solid black;
|
||||
}
|
||||
table.items tr:first-child {
|
||||
background-color: #eee;
|
||||
color: #111;
|
||||
padding: 0.8em;
|
||||
text-align: left;
|
||||
}
|
||||
table.items td {
|
||||
background-color: #fff;
|
||||
}
|
||||
table.items td,th {
|
||||
padding: 0.5em 1em 0.5em 1em;
|
||||
}
|
||||
td.lhead {
|
||||
border: 0 !important;
|
||||
text-align: right;
|
||||
text-transform: uppercase;
|
||||
background: rgba(0, 0, 0, 0) !important;
|
||||
}
|
||||
div.bgtext {
|
||||
z-index: -10;
|
||||
position: absolute;
|
||||
top: 140mm;
|
||||
left: 0;
|
||||
width: 100%;
|
||||
}
|
||||
div.bgtext div {
|
||||
text-align: center;
|
||||
font-size: 10em;
|
||||
color: #ddd;
|
||||
-webkit-transform: rotate(-45deg);
|
||||
text-transform: uppercase;
|
||||
}
|
||||
</style>
|
||||
</head>
|
||||
<body>
|
||||
{{ if .Proforma }}
|
||||
<div class="bgtext"><div>Proforma</div></div>
|
||||
{{ end }}
|
||||
<div class="rhs">
|
||||
<div class="invoicer">
|
||||
<ul>
|
||||
{{ range $i, $e := .InvoicerBilling }}
|
||||
{{ if eq $i 0 }}
|
||||
<li><b>{{ $e }}</b></li>
|
||||
{{ else }}
|
||||
<li>{{ $e }}</li>
|
||||
{{ end }}
|
||||
{{ end }}
|
||||
{{ if .InvoicerCompanyNumber }}
|
||||
<li><b>Company Registration Number:</b> {{ .InvoicerCompanyNumber }}</li>
|
||||
{{ end }}
|
||||
<li><b>Tax Number:</b> {{ .InvoicerVAT }}</li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="metadata">
|
||||
<ul>
|
||||
<li><b>Invoice number:</b> {{ .InvoiceNumber }}</li>
|
||||
<li><b>Date:</b> {{ .Date.Format "2006/01/02" }}</li>
|
||||
<li><b>Due date:</b> {{ .DueDate.Format "2006/01/02" }}</li>
|
||||
<li><b>IBAN:</b> {{ .IBAN }}</li>
|
||||
<li><b>SWIFT/BIC:</b> {{ .SWIFT }}</li>
|
||||
</ul>
|
||||
</div>
|
||||
</div>
|
||||
<div class="lhs">
|
||||
<div class="invoicee">
|
||||
{{ if .Proforma }}
|
||||
<h1>Proforma Invoice:</h1>
|
||||
{{ else }}
|
||||
<h1>VAT Invoice:</h1>
|
||||
{{ end }}
|
||||
<ul>
|
||||
{{ range $i, $e := .InvoiceeBilling }}
|
||||
{{ if eq $i 0 }}
|
||||
<li><b>{{ $e }}</b></li>
|
||||
{{ else }}
|
||||
<li>{{ $e }}</li>
|
||||
{{ end }}
|
||||
{{ end }}
|
||||
{{ if .USCustomer }}
|
||||
<li>EIN: {{ .InvoiceeVAT }}</li>
|
||||
<li><b>(VAT zero rate)</b></li>
|
||||
{{ else }}
|
||||
<li>VAT Number: {{ .InvoiceeVAT }}</li>
|
||||
{{ end }}
|
||||
|
||||
{{ if .ReverseVAT }}
|
||||
<li><b>(reverse charge applies)</b></li>
|
||||
{{ end }}
|
||||
</ul>
|
||||
</div>
|
||||
</div>
|
||||
<div style="clear: both; height: 1em;"></div>
|
||||
<table class="items">
|
||||
<tr>
|
||||
<th style="width: 60%;">Description</th>
|
||||
<th>Price<br/>(ex. VAT)</th>
|
||||
<th>Qty</th>
|
||||
<th>VAT rate</th>
|
||||
<th>Total<br />(net)</th>
|
||||
<th>Total<br />(inc. VAT)</th>
|
||||
</tr>
|
||||
{{ range .Items }}
|
||||
<tr>
|
||||
<td style="text-align: left;">{{ .Title }}</td>
|
||||
<td>{{ .UnitPrice }}</td>
|
||||
<td>{{ .Qty }}</td>
|
||||
<td>{{ .VATRate }}</td>
|
||||
<td>{{ .TotalNet }}</td>
|
||||
<td>{{ .Total }}</td>
|
||||
</tr>
|
||||
{{ end }}
|
||||
<tr>
|
||||
<td colspan="5" class="lhead">Subtotal without VAT</td>
|
||||
<td>{{ .TotalNet }}</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td colspan="5" class="lhead">VAT Total{{ if .ReverseVAT }} (reverse charge applies){{ end }} {{ if .USCustomer }}(VAT zero rate){{ end }}</td>
|
||||
<td>{{ .VATTotal }}</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td colspan="5" class="lhead"><b>Total</b></td>
|
||||
<td>{{ .Total }}</td>
|
||||
</tr>
|
||||
</table>
|
||||
</body>
|
||||
</html>
|
|
@ -0,0 +1,23 @@
|
|||
load("@io_bazel_rules_go//go:def.bzl", "go_library")
|
||||
load("@io_bazel_rules_go//proto:def.bzl", "go_proto_library")
|
||||
|
||||
proto_library(
|
||||
name = "invoice_proto",
|
||||
srcs = ["invoice.proto"],
|
||||
visibility = ["//visibility:public"],
|
||||
)
|
||||
|
||||
go_proto_library(
|
||||
name = "invoice_go_proto",
|
||||
compilers = ["@io_bazel_rules_go//proto:go_grpc"],
|
||||
importpath = "code.hackerspace.pl/hscloud/proto/invoice",
|
||||
proto = ":invoice_proto",
|
||||
visibility = ["//visibility:public"],
|
||||
)
|
||||
|
||||
go_library(
|
||||
name = "go_default_library",
|
||||
embed = [":invoice_go_proto"],
|
||||
importpath = "code.hackerspace.pl/hscloud/proto/invoice",
|
||||
visibility = ["//visibility:public"],
|
||||
)
|
|
@ -0,0 +1,78 @@
|
|||
syntax = "proto3";
|
||||
|
||||
package invoice;
|
||||
|
||||
message Item {
|
||||
string title = 1;
|
||||
uint64 count = 2;
|
||||
uint64 unit_price = 3;
|
||||
// in thousands of percent points
|
||||
// (ie 23% == 23000)
|
||||
uint64 vat = 4;
|
||||
}
|
||||
|
||||
message ContactPoint {
|
||||
string medium = 1;
|
||||
string contact = 2;
|
||||
}
|
||||
|
||||
message Invoice {
|
||||
repeated Item item = 1;
|
||||
repeated string invoicer_billing = 2;
|
||||
repeated ContactPoint invoicer_contact = 3;
|
||||
repeated string customer_billing = 4;
|
||||
string invoicer_vat_id = 5;
|
||||
string invoicer_company_number = 12;
|
||||
string customer_vat_id = 6;
|
||||
bool reverse_vat = 7;
|
||||
bool us_customer = 11;
|
||||
int64 days_due = 8;
|
||||
string iban = 9;
|
||||
string swift = 10;
|
||||
}
|
||||
|
||||
message CreateInvoiceRequest {
|
||||
Invoice invoice = 1;
|
||||
}
|
||||
|
||||
message CreateInvoiceResponse {
|
||||
// Unique invoice ID
|
||||
string uid = 1;
|
||||
}
|
||||
|
||||
message GetInvoiceRequest {
|
||||
string uid = 1;
|
||||
}
|
||||
|
||||
message GetInvoiceResponse {
|
||||
Invoice invoice = 1;
|
||||
enum State {
|
||||
STATE_INVALID = 0;
|
||||
STATE_PROFORMA = 1;
|
||||
STATE_SEALED = 2;
|
||||
};
|
||||
State state = 2;
|
||||
string final_uid = 3;
|
||||
}
|
||||
|
||||
message RenderInvoiceRequest {
|
||||
string uid = 1;
|
||||
}
|
||||
|
||||
message RenderInvoiceResponse {
|
||||
bytes data = 1;
|
||||
}
|
||||
|
||||
message SealInvoiceRequest {
|
||||
string uid = 1;
|
||||
}
|
||||
|
||||
message SealInvoiceResponse {
|
||||
}
|
||||
|
||||
service Invoicer {
|
||||
rpc CreateInvoice(CreateInvoiceRequest) returns (CreateInvoiceResponse);
|
||||
rpc GetInvoice(GetInvoiceRequest) returns (GetInvoiceResponse);
|
||||
rpc RenderInvoice(RenderInvoiceRequest) returns (stream RenderInvoiceResponse);
|
||||
rpc SealInvoice(SealInvoiceRequest) returns (SealInvoiceResponse);
|
||||
}
|
Loading…
Reference in New Issue