fix errors and test pdf

cmd/api/helpers.go

@@ -53,7 +53,7 @@ func (app *application) writeJSON(
 }
 
 func (app *application) badRequest(w http.ResponseWriter, r *http.Request, err error) error {
-	var payload jsonResponse
+	var payload JSONResponse
 
 	payload.OK = false
 	payload.Message = err.Error()
@@ -70,7 +70,7 @@ func (app *application) badRequest(w http.ResponseWriter, r *http.Request, err e
 }
 
 func (app *application) invalidCredentials(w http.ResponseWriter) error {
-	var payload jsonResponse
+	var payload JSONResponse
 	payload.OK = false
 	payload.Message = "invalid authentication credentials"
 

cmd/micro/invoice/invoice-handlers.go

@@ -24,14 +24,27 @@ func (app *application) CreateAndSendInvoice(w http.ResponseWriter, r *http.Requ
 	// receive json
 	var order Order
 
-	err := app.readJSON(w, r, &order)
+	order.ID = 100
+	order.Email = "me@here.com"
+	order.FirstName = "John"
+	order.LastName = "Smith"
+	order.Quantity = 1
+	order.Amount = 1000
+	order.Product = "Widget"
+	order.CreatedAt = time.Now()
+	// err = app.readJSON(w, r, &order)
+	// if err != nil {
+	// 	app.badRequest(w, r, err)
+	// 	return
+	// }
+
+	// generate a pdf invoice
+	err := app.createInvoicePDF(order)
 	if err != nil {
 		app.badRequest(w, r, err)
 		return
 	}
 
-	// generate a pdf invoice
-
 	// create mail
 
 	// send mail with attachment
@@ -50,7 +63,7 @@ func (app *application) createInvoicePDF(order Order) error {
 
 	importer := gofpdi.NewImporter()
 
-	t := importer.ImportPage(pdf, "./pdf-templates/invoice.pdf", q, "/MediaBox")
+	t := importer.ImportPage(pdf, "./pdf-templates/invoice.pdf", 1, "/MediaBox")
 
 	pdf.AddPage()
 	importer.UseImportedTemplate(pdf, t, 0, 0, 215.9, 0)
@@ -88,7 +101,7 @@ func (app *application) createInvoicePDF(order Order) error {
 	pdf.CellFormat(
 		97,
 		8,
-		order.CreatedAt.Format("2005-01-02"),
+		order.CreatedAt.Format("2006-01-02"),
 		"",
 		0,
 		"L",
@@ -125,9 +138,9 @@ func (app *application) createInvoicePDF(order Order) error {
 
 	pdf.SetX(185)
 	pdf.CellFormat(
-		155,
+		20,
 		8,
-		fmt.Sprintf("€%.2f", float32(order.Amount/100.0)),
+		fmt.Sprintf("$%.2f", float32(order.Amount)/100.0),
 		"",
 		0,
 		"R",

cmd/micro/invoice/invoice-routes.go

@@ -18,6 +18,6 @@ func (app *application) routes() http.Handler {
 		MaxAge:           300,
 	}))
 
-	mux.Post("/invoice/create-and-send", app.CreateAndSendInvoice)
+	mux.Get("/invoice/create-and-send", app.CreateAndSendInvoice)
 	return mux
 }