package main

import (
	"encoding/json"
	"fmt"
	"io/ioutil"
	"net/http"
	"strconv"

	"github.com/gorilla/mux"
)

func addMovie(w http.ResponseWriter, r *http.Request) {
	var newmov Movie
	reqBody, err := ioutil.ReadAll(r.Body)
	if err != nil {
		fmt.Fprintf(w, "Please enter a movie")
	}
	json.Unmarshal(reqBody, &newmov)
	fmt.Println(newmov)
	mov, err := db.CreateMovie(newmov.Title, newmov.Imdb)
	if err != nil || mov.ID == 0 {
		fmt.Fprintf(w, "Error creating movie")
		return
	}

	w.WriteHeader(http.StatusCreated)
	json.NewEncoder(w).Encode(mov)
}

func addTaggedMovie(w http.ResponseWriter, r *http.Request) {
	movieIDstr := mux.Vars(r)["mid"]
	tagIDstr := mux.Vars(r)["tid"]
	movieID, err := strconv.Atoi(movieIDstr)
	if err != nil {
		fmt.Fprintf(w, "Error: invalid movie ID passed")
		return
	}
	tagID, err := strconv.Atoi(tagIDstr)
	if err != nil {
		fmt.Fprintf(w, "Error: invalid tag ID passed")
		return
	}
	err = db.TagMovie(tagID, movieID)
	if err != nil {
		fmt.Fprintf(w, "Error tagging movie")
	}
	json.NewEncoder(w).Encode("tagged")
}

func addTag(w http.ResponseWriter, r *http.Request) {
	var newtag Tag
	reqBody, err := ioutil.ReadAll(r.Body)
	if err != nil {
		fmt.Fprintf(w, "Please enter a tag")
	}
	json.Unmarshal(reqBody, &newtag)

	tag, _ := db.CreateTag(newtag.Name)

	w.WriteHeader(http.StatusCreated)
	json.NewEncoder(w).Encode(tag)
}