package netboxgo

import (
	"context"
	"fmt"
	"net/http"
	"net/url"
	"time"

	"github.com/gorilla/schema"
)

type SiteGroupsService service

type SiteGroups struct {
	Count    int         `json:"count"`
	Next     string      `json:"next"`
	Previous string      `json:"previous"`
	Results  []SiteGroup `json:"results"`
}

type SiteGroup struct {
	ID      int    `json:"id"`
	URL     string `json:"url"`
	Display string `json:"display"`
	Name    string `json:"name"`
	Slug    string `json:"slug"`
	Parent  struct {
		ID        int    `json:"id"`
		URL       string `json:"url"`
		Display   string `json:"display"`
		Name      string `json:"name"`
		Slug      string `json:"slug"`
		SiteCount int    `json:"site_count"`
		Depth     int    `json:"_depth"`
	} `json:"parent"`
	Description  string      `json:"description"`
	CustomFields interface{} `json:"custom_fields"`
	Created      string      `json:"created"`
	LastUpdated  time.Time   `json:"last_updated"`
	SiteCount    int         `json:"site_count"`
	Depth        int         `json:"_depth"`
}

// SiteFilter is used to filter out returned object from Netbox API tenancy_tenants_list
type SiteGroupFilter struct {
	Offset int64 `schema:"offset,omitempty"`
	Limit  int64 `schema:"limit,omitempty"`

	// User specific filters
	Name        string `schema:"name,omitempty"`
	ID          string `schema:"id,omitempty"`
	Slug        string `schema:"slug,omitempty"`
	Description string `schema:"description,omitempty"`
	Group       string `schema:"group,omitempty"`
	GroupID     string `schema:"group_id,omitempty"`
	Parent      string `schema:"parent,omitempty"`
	IDIn        string `schema:"id__in,omitempty"`
	Q           string `schema:"q,omitempty"`
	Tag         string `schema:"tag,omitempty"`
}

const siteGroupsPath = dcimPath + "/site-groups"

// List sitegroups. SiteGroupFilter is used to list based on filter queries.
func (s *SiteGroupsService) List(ctx context.Context, f *SiteGroupFilter) (*SiteGroups, error) {
	var sitegroups SiteGroups
	var query string
	var req *http.Request
	var err error

	encoder := schema.NewEncoder()

	form := url.Values{}
	err = encoder.Encode(f, form)
	if err != nil {
		return &sitegroups, err
	}
	query = form.Encode()

	req, err = s.client.newRequest(ctx, "GET", siteGroupsPath, query, nil)
	if err != nil {
		return &sitegroups, err
	}

	_, err = s.client.do(req, &sitegroups)
	if err != nil {
		return &sitegroups, err
	}

	return &sitegroups, nil
}

// Create a sitegroup
// func (s *SiteGroupsService) Create(ctx context.Context, c *NewSiteGroup) error {
// 	var err error
// 	var req *http.Request
//
// 	req, err = s.client.newRequest(ctx, "POST", siteGroupsPath, "", c)
// 	if err != nil {
// 		return fmt.Errorf("unable to create request: %w", err)
// 	}
//
// 	_, err = s.client.do(req, nil)
// 	if err != nil {
// 		return fmt.Errorf("unable to do request: %w", err)
// 	}
//
// 	return nil
// }

// Get a SiteGroup based on id
func (s *SiteGroupsService) Get(ctx context.Context, id string) (*SiteGroup, error) {
	var sitegroup SiteGroup

	var err error

	path := fmt.Sprintf("%s/%s", siteGroupsPath, id)

	req, err := s.client.newRequest(ctx, "GET", path, "", nil)
	if err != nil {
		return &sitegroup, err
	}

	_, err = s.client.do(req, &sitegroup)
	if err != nil {
		return &sitegroup, err
	}

	return &sitegroup, err
}

// // Update a device
// func (s *SiteGroupsService) Update(ctx context.Context, id string, c *UpdateDevice) error {
// 	var req *http.Request
// 	var err error

// 	path := fmt.Sprintf("%s/%s", siteGroupsPath, id)

// 	req, err = s.client.newRequest(ctx, "PATCH", path, "", c)
// 	if err != nil {
// 		return fmt.Errorf("unable to create request: %w", err)
// 	}

// 	_, err = s.client.do(req, nil)
// 	if err != nil {
// 		return fmt.Errorf("unable to do request: %w", err)
// 	}

// 	return nil
// }