package main

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

	"git.rpuzonas.com/rpuzonas/go-rss-aggregator/internal/database"
)

func (apiCfg *apiConfig) handlerCreateUser(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, 400, fmt.Sprintf("Error parsing JSON: %v", err))
		return
	}

	now := time.Now().UTC()
	user, err := apiCfg.DB.CreateUser(r.Context(), database.CreateUserParams{
		UpdatedAt: now,
		CreatedAt: now,
		Name:      params.Name,
	})
	if err != nil {
		respondWithError(w, 400, fmt.Sprintf("Couldn't create user: %v", err))
		return
	}

	respondWithJSON(w, 201, databaseUserToUser(user))
}

func (apiCfg *apiConfig) handlerGetUser(w http.ResponseWriter, r *http.Request, user User) {
	respondWithJSON(w, 200, user)
}

func (apiCfg *apiConfig) handlerGetPostsForUser(w http.ResponseWriter, r *http.Request, user User) {
	posts, err := apiCfg.DB.GetPostsForUser(r.Context(), database.GetPostsForUserParams{
		UserID: user.ID,
		Limit:  10,
	})
	if err != nil {
		respondWithError(w, 400, fmt.Sprintf("Failed to list posts for user: %v", err))
		return
	}

	respondWithJSON(w, 200, databasePostsToPosts(posts))
}