package eventsub

import (
	"encoding/json"
	"net/url"

	"github.com/google/go-querystring/query"
	"go.fifitido.net/twitch/api/types"
)

type GetSubscriptionsParams struct {
	Status *Status           `url:"status,omitempty"`
	Type   *SubscriptionType `url:"type,omitempty"`
	UserID *string           `url:"user_id,omitempty"`
	After  *types.Cursor     `url:"after,omitempty"`
}

type GetSubscriptionsResponse struct {
	Data         []Subscription   `json:"data"`
	Total        int              `json:"total"`
	TotalCost    int              `json:"total_cost"`
	MaxTotalCost int              `json:"max_total_cost"`
	Pagination   types.Pagination `json:"pagination"`
}

func (e *EventSub) GetSubscriptions(params *GetSubscriptionsParams) (*GetSubscriptionsResponse, error) {
	v, _ := query.Values(params)
	endpoint := e.baseUrl.ResolveReference(&url.URL{Path: "eventsub/subscriptions", RawQuery: v.Encode()})

	resp, err := e.client.Get(endpoint.String())
	if err != nil {
		return nil, err
	}

	defer resp.Body.Close()

	var data GetSubscriptionsResponse
	if err := json.NewDecoder(resp.Body).Decode(&data); err != nil {
		return nil, err
	}

	return &data, nil
}