package handler

import (
	"BE-MiniERP/database"
	"BE-MiniERP/modules/sales/models"
	"BE-MiniERP/modules/sales/repository"
	"strconv"

	"github.com/gofiber/fiber/v2"
)

type CustomerHandler struct {
	Repo *repository.CustomerRepository
}

func NewCustomerHandler() *CustomerHandler {
	return &CustomerHandler{
		Repo: repository.NewCustomerRepository(database.DB),
	}
}

func (h *CustomerHandler) GetAll(c *fiber.Ctx) error {
	customers, err := h.Repo.FindAll()
	if err != nil {
		return c.Status(500).JSON(fiber.Map{"error": "Failed to fetch customers"})
	}
	return c.JSON(customers)
}

func (h *CustomerHandler) Create(c *fiber.Ctx) error {
	var input models.Customer
	if err := c.BodyParser(&input); err != nil {
		return c.Status(400).JSON(fiber.Map{"error": "Invalid input"})
	}
	if err := h.Repo.Create(&input); err != nil {
		return c.Status(500).JSON(fiber.Map{"error": "Failed to create customer"})
	}
	return c.JSON(input)
}

func (h *CustomerHandler) Update(c *fiber.Ctx) error {
	id, _ := strconv.Atoi(c.Params("id"))
	var input models.Customer
	if err := c.BodyParser(&input); err != nil {
		return c.Status(400).JSON(fiber.Map{"error": "Invalid input"})
	}
	if err := h.Repo.Update(uint(id), &input); err != nil {
		return c.Status(500).JSON(fiber.Map{"error": "Failed to update customer"})
	}
	return c.JSON(fiber.Map{"message": "Updated"})
}

func (h *CustomerHandler) Delete(c *fiber.Ctx) error {
	id, _ := strconv.Atoi(c.Params("id"))
	if err := h.Repo.Delete(uint(id)); err != nil {
		return c.Status(500).JSON(fiber.Map{"error": "Failed to delete customer"})
	}
	return c.JSON(fiber.Map{"message": "Deleted"})
}