hanlder_user_create.go

package main

import (
	"encoding/json"
	"math/rand"
	"net/http"
	"strings"
	"time"

	"github.com/google/uuid"
	"github.com/miguelvalente/smooth_aggregator/internal/database"
)

func randomString(length int) string {
	var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789")
	var sb strings.Builder
	sb.Grow(length)
	for i := 0; i < length; i++ {
		sb.WriteRune(letters[rand.Intn(len(letters))])
	}
	return sb.String()
}

func (apiCfg *apiConfig) handlerUsersCreate(w http.ResponseWriter, r *http.Request) {
	type parameters struct {
		Name string `json:"name"`
	}

	decoder := json.NewDecoder(r.Body)
	params := parameters{}
	err := decoder.Decode(&params)
	if err != nil {
		respondWithError(w, http.StatusInternalServerError, "Couldn't decode parameters")
		return
	}

	user := database.CreateUserParams{
		ID:        uuid.New(),
		Name:      params.Name,
		CreatedAt: time.Now().UTC(),
		UpdatedAt: time.Now().UTC(),
		ApiKey:    randomString(64),
	}

	apiCfg.DB.CreateUser(r.Context(), user)

	respondWithJSON(w, http.StatusOK, user)
}