gotodo/internal/webserver/webserver.go

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2023-09-03 13:45:51 +02:00
package webserver
import (
"fmt"
"html/template"
"net/http"
"strconv"
"snamellit.com/play/todo/internal/persist"
)
func IndexHandler(w http.ResponseWriter, r *http.Request) {
t, _ := template.ParseFiles("templates/index.html")
t.Execute(w, nil)
}
func renderTodos(w http.ResponseWriter) {
fmt.Println("renderTodos")
todos,err := persist.GetTodos()
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprintf(w, "Error: %s", err)
}
t, _ := template.ParseFiles("templates/todos.html")
t.Execute(w, todos)
}
func TodosHandler(w http.ResponseWriter, r *http.Request) {
fmt.Println("TodosHandler")
if r.Method == "POST" {
r.ParseForm()
todoTitle := r.Form.Get("title")
persist.AddTodo(todoTitle)
}
renderTodos(w)
}
func ToggleTodoHandler(w http.ResponseWriter, r *http.Request) {
fmt.Println("ToggleTodoHandler")
todoId, err := strconv.Atoi(r.URL.Path)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprintf(w, "Error: %s", err)
}
fmt.Println("Toggle Todo Id: %d", todoId)
todo, err := persist.GetTodoById(todoId)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprintf(w, "Error: %s", err)
}
todo.Completed = !todo.Completed
err = persist.SetTodo(todo)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprintf(w, "Error: %s", err)
}
renderTodos(w)
}
func TodoHandler(w http.ResponseWriter, r *http.Request) {
if r.Method != "DELETE" {
w.WriteHeader(http.StatusMethodNotAllowed)
fmt.Fprintf(w, "Method %s not allowed", r.Method)
return
}
todoId, err := strconv.Atoi(r.URL.Path)
if err != nil {
panic(err)
}
fmt.Println("Todo Id: %d", todoId)
persist.DeleteTodoById(todoId)
TodosHandler(w, r)
return
}