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handler_add.go
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/
handler_add.go
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package cooking
import (
"fmt"
"net/http"
)
func init() {
Handlers["/add"] = handleGet
}
// AddTemplateData contains the template data for the add template.
type AddTemplateData struct {
BaseTemplateData
Link string
Recipe Recipe
}
func handleGet(server *Server) http.HandlerFunc {
return func(writer http.ResponseWriter, request *http.Request) {
switch request.Method {
case "POST":
err := request.ParseForm()
if err != nil {
SendError(writer, request, fmt.Errorf("cannot parse from: %s", err), http.StatusBadRequest)
return
}
recipe := Recipe{
Name: request.PostForm.Get("name"),
Description: request.PostForm.Get("description"),
Length: request.PostForm.Get("length"),
Source: request.PostForm.Get("source"),
}
freshness := request.PostForm.Get("freshness")
err = recipe.ParseFreshness(freshness)
if err != nil {
SendError(writer, request, err, http.StatusBadRequest)
return
}
err = recipe.Validate()
if err != nil {
SendError(writer, request, err, http.StatusBadRequest)
return
}
err = server.Storage.Add(recipe)
if err != nil {
SendError(writer, request, err, http.StatusBadRequest)
return
}
writer.Header().Add("Location", "/?success=\"added successfully\"")
writer.WriteHeader(http.StatusTemporaryRedirect)
case "GET":
SendTemplate(writer, request, server, "add.go.tmpl", &AddTemplateData{
Link: "/add",
})
}
}
}