// Seed isolated "new user" personas for guided-assistant QA.
//
//	cd apps/api
//	go run ./cmd/seed-guide-personas -postgres "$env:DATABASE_URL"
//
// Password defaults to DemoPass123! (same as docs/demo-user.md).
package main

import (
	"context"
	"errors"
	"flag"
	"fmt"
	"log"
	"os"
	"strings"
	"time"

	"github.com/descrybe/descrybe-v2/apps/api/internal/auth"
	"github.com/descrybe/descrybe-v2/apps/api/internal/billing"
	"github.com/jackc/pgx/v5/pgxpool"
)

type persona struct {
	Email       string
	Name        string
	CompanyName string
}

var personas = []persona{
	{"guide-feed-url@descrybe.local", "Guide Feed URL", "Guide · Feed URL"},
	{"guide-upload-csv@descrybe.local", "Guide Upload CSV", "Guide · Upload CSV"},
	{"guide-shopify@descrybe.local", "Guide Shopify", "Guide · Shopify"},
	{"guide-woocommerce@descrybe.local", "Guide WooCommerce", "Guide · WooCommerce"},
	{"guide-mapping@descrybe.local", "Guide Mapping", "Guide · Mapping"},
	{"guide-process@descrybe.local", "Guide Process", "Guide · Process"},
	{"guide-api@descrybe.local", "Guide API Keys", "Guide · API Keys"},
	{"guide-support@descrybe.local", "Guide Support", "Guide · Support"},
	{"guide-attributes@descrybe.local", "Guide Attributes", "Guide · Attributes"},
}

func main() {
	postgresURL := flag.String("postgres", os.Getenv("DATABASE_URL"), "Postgres URL")
	password := flag.String("password", "DemoPass123!", "Password for all guide personas")
	flag.Parse()
	if strings.TrimSpace(*postgresURL) == "" {
		log.Fatal("-postgres / DATABASE_URL is required")
	}
	if strings.TrimSpace(*password) == "" {
		log.Fatal("-password is required")
	}

	ctx, cancel := context.WithTimeout(context.Background(), 2*time.Minute)
	defer cancel()

	pg, err := pgxpool.New(ctx, *postgresURL)
	if err != nil {
		log.Fatalf("postgres: %v", err)
	}
	defer pg.Close()

	authSvc := &auth.Service{Pool: pg}
	billingSvc := &billing.Service{Pool: pg}

	fmt.Println("Seeding guide assistant personas…")
	for _, p := range personas {
		email := strings.ToLower(strings.TrimSpace(p.Email))
		res, err := authSvc.Register(ctx, auth.RegisterInput{
			Email:       email,
			Password:    *password,
			Name:        p.Name,
			CompanyName: p.CompanyName,
		})
		if err != nil {
			if errors.Is(err, auth.ErrUserExists) {
				fmt.Printf("  exists  %s (company unchanged)\n", email)
				continue
			}
			log.Fatalf("%s: %v", email, err)
		}
		if err := billingSvc.ProvisionFreePlan(ctx, res.CompanyID); err != nil {
			log.Fatalf("provision plan for %s: %v", email, err)
		}
		fmt.Printf("  created %s → company %s (%s)\n", email, p.CompanyName, res.CompanyID)
	}
	fmt.Println("Done. Login at /login with DemoPass123! (or -password).")
}