package fsq

import (
	"encoding/json"
	"fmt"
	"github.com/google/go-querystring/query"
	"io"
	"log"
	"net/http"
)

func (query Query) SearchRaw() (json string, err error) {

	url := PlacesURL(query)

	log.Print(url)

	bytes, err := download(url, query.APIKey)
	if err != nil {
		return "", err
	}
	return string(bytes), nil
}

func (query Query) Search() (*FoursquarePlaces, error) {

	url := PlacesURL(query)

	log.Print(url)

	bytes, err := download(url, query.APIKey)
	if err != nil {
		return nil, err
	}

	dataPtr := &FoursquarePlaces{}

	err = json.Unmarshal(bytes, dataPtr)

	return dataPtr, err
}

func (detailQuery DetailQuery) GetDetailsRaw() (json string, err error) {
	url := PlacesDetailsURL(detailQuery)

	log.Print(url)

	bytes, err := download(url, detailQuery.APIKey)
	if err != nil {
		return "", err
	}
	return string(bytes), nil
}

func (detailQuery DetailQuery) GetDetails() (*Results4sqPlaces, error) {
	url := PlacesDetailsURL(detailQuery)

	log.Print(url)

	bytes, err := download(url, detailQuery.APIKey)
	if err != nil {
		return nil, err
	}

	datePtr := &Results4sqPlaces{}
	err = json.Unmarshal(bytes, datePtr)
	return datePtr, err
}

func (detailQuery DetailQuery) GetPhotosRaw() (json string, err error) {
	url := PlacesPhotosURL(detailQuery)

	log.Print(url)

	bytes, err := download(url, detailQuery.APIKey)
	if err != nil {
		return "", err
	}
	return string(bytes), nil
}

func (detailQuery DetailQuery) GetPhotos() (*[]Photos4sqPlaces, error) {
	url := PlacesPhotosURL(detailQuery)

	log.Print(url)

	bytes, err := download(url, detailQuery.APIKey)
	if err != nil {
		return nil, err
	}

	dataPtr := &[]Photos4sqPlaces{}

	err = json.Unmarshal(bytes, dataPtr)
	return dataPtr, err

}

func PlacesURL(q Query) string {

	v, _ := query.Values(q)

	fmt.Println(v.Encode())
	url := "https://api.foursquare.com/v3/places/search?" + v.Encode()

	fmt.Println(url)

	return url
}

func PlacesDetailsURL(dq DetailQuery) string {

	v, _ := query.Values(dq)

	fmt.Println(v.Encode())
	url := "https://api.foursquare.com/v3/places/" + dq.fsqID + "?" + v.Encode()

	fmt.Println(url)

	return url

}
func PlacesPhotosURL(dq DetailQuery) string {

	v, _ := query.Values(dq)

	fmt.Println(v.Encode())
	url := "https://api.foursquare.com/v3/places/" + dq.fsqID + "/photos"

	fmt.Println(url)

	return url

}

func download(url string, apiKey string) (res []byte, err error) {

	req, err := http.NewRequest("GET", url, nil)

	req.Header.Add("accept", "application/json")
	req.Header.Add("Authorization", apiKey)

	resp, err := http.DefaultClient.Do(req)

	if err != nil {
		fmt.Println("Http failed")
		return nil, err
	}

	defer resp.Body.Close()
	body, err := io.ReadAll(resp.Body)

	if err != nil {
		return nil, err
	}
	return body, nil
}