package handlers

import (
	"encoding/json"
	"net/http"
	"os"
	"time"
)

// StripeHandler hanterar Stripe Connect för quiXzoom-utbetalningar
type StripeHandler struct {
	apiKey     string
	webhookSecret string
}

func NewStripeHandler() *StripeHandler {
	return &StripeHandler{
		apiKey:        os.Getenv("STRIPE_API_KEY"),
		webhookSecret: os.Getenv("STRIPE_WEBHOOK_SECRET"),
	}
}

// StripeAccount representerar ett Stripe-konto
type StripeAccount struct {
	ID             string    `json:"id"`
	Email          string    `json:"email"`
	Status         string    `json:"status"`
	Type           string    `json:"type"`
	Country        string    `json:"country"`
	Currency       string    `json:"currency"`
	Balance        float64   `json:"balance"`
	PayoutsEnabled bool      `json:"payouts_enabled"`
	ChargesEnabled bool      `json:"charges_enabled"`
	CreatedAt      time.Time `json:"created_at"`
}

// StripePayout representerar en Stripe-utbetalning
type StripePayout struct {
	ID          string  `json:"id"`
	Amount      float64 `json:"amount"`
	Currency    string  `json:"currency"`
	Status      string  `json:"status"`
	Method      string  `json:"method"`
	ArrivalDate string  `json:"arrival_date"`
	BankAccount string  `json:"bank_account"`
	Description string  `json:"description"`
}

// GetStatus returnerar Stripe-kopplingsstatus
func (h *StripeHandler) GetStatus(w http.ResponseWriter, r *http.Request) {
	configured := h.apiKey != ""
	
	status := map[string]interface{}{
		"configured":     configured,
		"webhook_url":    "https://boc.landvex.com/api/v1/stripe/webhook",
		"setup_required": !configured,
	}

	if !configured {
		w.Header().Set("Content-Type", "application/json")
		w.WriteHeader(http.StatusServiceUnavailable)
		json.NewEncoder(w).Encode(map[string]interface{}{
			"ok":     false,
			"error":  "Stripe not configured. Set STRIPE_API_KEY environment variable.",
			"stripe": status,
		})
		return
	}

	writeJSON(w, http.StatusOK, map[string]interface{}{
		"ok":     true,
		"stripe": status,
	})
}

// GetAccounts returnerar Stripe-konton (zoomers)
func (h *StripeHandler) GetAccounts(w http.ResponseWriter, r *http.Request) {
	if h.apiKey == "" {
		w.Header().Set("Content-Type", "application/json")
		w.WriteHeader(http.StatusServiceUnavailable)
		json.NewEncoder(w).Encode(map[string]interface{}{
			"ok":    false,
			"error": "Stripe not configured. Set STRIPE_API_KEY environment variable.",
		})
		return
	}

	// TODO: Implementera riktig Stripe API-integration
	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(http.StatusNotImplemented)
	json.NewEncoder(w).Encode(map[string]interface{}{
		"ok":    false,
		"error": "Stripe integration not yet implemented. Contact administrator to configure.",
	})
}

// GetPayouts returnerar Stripe-utbetalningar
func (h *StripeHandler) GetPayouts(w http.ResponseWriter, r *http.Request) {
	if h.apiKey == "" {
		w.Header().Set("Content-Type", "application/json")
		w.WriteHeader(http.StatusServiceUnavailable)
		json.NewEncoder(w).Encode(map[string]interface{}{
			"ok":    false,
			"error": "Stripe not configured. Set STRIPE_API_KEY environment variable.",
		})
		return
	}

	// TODO: Implementera riktig Stripe API-integration
	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(http.StatusNotImplemented)
	json.NewEncoder(w).Encode(map[string]interface{}{
		"ok":    false,
		"error": "Stripe integration not yet implemented. Contact administrator to configure.",
	})
}