package slapshotapi

import (
	"net/http"
	"sync"

	"github.com/pkg/errors"
	"golang.org/x/time/rate"
)

type SlapAPI struct {
	client      *http.Client
	ratelimiter *rate.Limiter
	mu          sync.Mutex
	maxTokens   int
	key         string
	env         string
}

func NewSlapAPIClient(cfg *Config) (*SlapAPI, error) {
	if cfg == nil {
		return nil, errors.New("config cannot be nil")
	}
	if cfg.Environment != "api" && cfg.Environment != "staging" {
		return nil, errors.New("invalid env specified, must be 'api' or 'staging'")
	}
	rl := rate.NewLimiter(rate.Inf, 10)
	client := &SlapAPI{
		client:      http.DefaultClient,
		ratelimiter: rl,
		mu:          sync.Mutex{},
		maxTokens:   10,
		key:         cfg.Key,
		env:         cfg.Environment,
	}
	return client, nil
}