package seeds

import (
	"encoding/json"
	"fmt"
	"io"
	"os"

	"github.com/Caknoooo/go-gin-clean-starter/database/entities"
	"github.com/google/uuid"
	"gorm.io/gorm"
)

type MaintenanceGroupSeed struct {
	ID          string `json:"id"`
	Code        string `json:"code"`
	Name        string `json:"name"`
	Description string `json:"description"`
	ClientName  string `json:"client_name"`
}

func ListMaintenanceGroupSeeder(db *gorm.DB) error {
	jsonFile, err := os.Open("./database/seeders/json/maintenance_group.json")
	if err != nil {
		fmt.Println("Error opening file:", err)
		return err
	}

	jsonData, err := io.ReadAll(jsonFile)
	if err != nil {
		fmt.Println("Error reading file:", err)
		return err
	}

	var listMaintenanceGroup []MaintenanceGroupSeed
	if err := json.Unmarshal(jsonData, &listMaintenanceGroup); err != nil {
		fmt.Println("Error unmarshalling JSON:", err)
		return err
	}

	hasTable := db.Migrator().HasTable(&entities.M_MaintenanceGroup{})
	if !hasTable {
		fmt.Println("Creating table: M_MaintenanceGroup")
		if err := db.Migrator().CreateTable(&entities.M_MaintenanceGroup{}); err != nil {
			return err
		}
	}

	for _, data := range listMaintenanceGroup {
		var maintenanceGroup entities.M_MaintenanceGroup
		var client entities.M_Client

		if err := db.Where("name = ?", data.ClientName).First(&client).Error; err != nil {
			fmt.Println("Client not found:", err)
			return err // client tidak ditemukan
		}

		parsedUUID, err := uuid.Parse(data.ID)
		if err != nil {
			fmt.Println("Invalid UUID:", err)
			return err
		}

		if err := db.FirstOrCreate(&maintenanceGroup, entities.M_MaintenanceGroup{
			ID:          parsedUUID,
			Code:        data.Code,
			Name:        data.Name,
			Description: data.Description,
			ClientID:    client.ID,
		}).Error; err != nil {
			fmt.Println("Error seeding maintenance group:", err)
			return err
		}
	}

	return nil
}