package kyc

import (
	"context"
	"fmt"
)

// KYCService handles KYC/KYB operations
type KYCService struct {
	provider KYCProvider
}

// NewKYCService creates a new KYC service
func NewKYCService(provider KYCProvider) *KYCService {
	return &KYCService{provider: provider}
}

// KYCProvider interface for KYC providers
type KYCProvider interface {
	InitiateVerification(ctx context.Context, req *VerificationRequest) (*VerificationResponse, error)
	GetVerificationStatus(ctx context.Context, verificationID string) (*VerificationStatus, error)
}

// VerificationRequest represents a KYC verification request
type VerificationRequest struct {
	UserID    string
	Email     string
	FirstName string
	LastName  string
	Country   string
	DocumentType string
}

// VerificationResponse represents a KYC verification response
type VerificationResponse struct {
	VerificationID string
	RedirectURL    string
	Status         string
}

// VerificationStatus represents verification status
type VerificationStatus struct {
	Status      string
	RiskTier    string
	Limits      *Limits
	CompletedAt string
}

// Limits represents user limits based on KYC tier
type Limits struct {
	DailyLimit   string
	MonthlyLimit string
	YearlyLimit  string
}

// InitiateVerification initiates KYC verification
func (k *KYCService) InitiateVerification(ctx context.Context, req *VerificationRequest) (*VerificationResponse, error) {
	return k.provider.InitiateVerification(ctx, req)
}

// GetVerificationStatus gets verification status
func (k *KYCService) GetVerificationStatus(ctx context.Context, verificationID string) (*VerificationStatus, error) {
	return k.provider.GetVerificationStatus(ctx, verificationID)
}

// JumioProvider implements KYCProvider for Jumio
type JumioProvider struct {
	apiKey    string
	apiSecret string
}

func NewJumioProvider(apiKey, apiSecret string) *JumioProvider {
	return &JumioProvider{
		apiKey:    apiKey,
		apiSecret: apiSecret,
	}
}

func (j *JumioProvider) InitiateVerification(ctx context.Context, req *VerificationRequest) (*VerificationResponse, error) {
	// Implementation would call Jumio API
	return nil, fmt.Errorf("not implemented - requires Jumio API integration")
}

func (j *JumioProvider) GetVerificationStatus(ctx context.Context, verificationID string) (*VerificationStatus, error) {
	// Implementation would call Jumio API
	return nil, fmt.Errorf("not implemented - requires Jumio API integration")
}