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77 changes: 77 additions & 0 deletions precode.go
Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
package main

import (
"bytes"
"encoding/json"
"fmt"
"net/http"

Expand Down Expand Up @@ -42,11 +44,86 @@ var tasks = map[string]Task{
// Ниже напишите обработчики для каждого эндпоинта
// ...

// Обработчик для получения задач - GET /tasks
func getTask(w http.ResponseWriter, r *http.Request) {
// сериализуем данные из слайса tasks
resp, err := json.Marshal(tasks)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}

w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
w.Write(resp)
}

// Обработчик для отправки на сервер - POST /tasks
func postTask(w http.ResponseWriter, r *http.Request) {
var task Task
var buf bytes.Buffer

_, err := buf.ReadFrom(r.Body)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}

if err = json.Unmarshal(buf.Bytes(), &task); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}

tasks[task.ID] = task

w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusCreated)
}

// Обработчик для получения задачи по ID GET /tasks/{id}
func getTaskID(w http.ResponseWriter, r *http.Request) {
id := chi.URLParam(r, "id")

task, ok := tasks[id]
if !ok {
http.Error(w, "Задача не найдена", http.StatusNoContent)
return
}

resp, err := json.Marshal(task)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}

w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
w.Write(resp)
}

// Обработчик удаления задачи по ID DELETE /tasks/{id}
func deleteTask(w http.ResponseWriter, r *http.Request) {
id := chi.URLParam(r, "id")

_, ok := tasks[id]
if !ok {
http.Error(w, "Задача не найдена", http.StatusBadRequest)
return
}
delete(tasks, id)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
}

func main() {
r := chi.NewRouter()

// здесь регистрируйте ваши обработчики
// ...
r.Get("/tasks", getTask)
r.Post("/tasks", postTask)
r.Get("/tasks/{id}", getTaskID)
r.Delete("/tasks/{id}", deleteTask)

if err := http.ListenAndServe(":8080", r); err != nil {
fmt.Printf("Ошибка при запуске сервера: %s", err.Error())
Expand Down