package handler

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

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

type WarehouseHandler struct {
	Repo *repository.WarehouseRepository
}

func NewWarehouseHandler() *WarehouseHandler {
	return &WarehouseHandler{
		Repo: repository.NewWarehouseRepository(database.DB),
	}
}

func (h *WarehouseHandler) GetAll(c *fiber.Ctx) error {
	page := c.QueryInt("page", 1)
	limit := c.QueryInt("limit", 10) // default 10
	offset := (page - 1) * limit
	search := c.Query("search", "")

	warehouses, err := h.Repo.FindAll(page, limit, offset, search)
	if err != nil {
		return c.Status(500).JSON(fiber.Map{"error": "Failed to fetch warehouses"})
	}
	return c.JSON(warehouses)
}

func (h *WarehouseHandler) Create(c *fiber.Ctx) error {
	var input models.Warehouse
	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 warehouse"})
	}
	return c.JSON(input)
}

func (h *WarehouseHandler) Update(c *fiber.Ctx) error {
	id, _ := strconv.Atoi(c.Params("id"))
	var input models.Warehouse
	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 warehouse"})
	}
	return c.JSON(fiber.Map{"message": "Warehouse updated"})
}

func (h *WarehouseHandler) 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 warehouse"})
	}
	return c.JSON(fiber.Map{"message": "Warehouse deleted"})
}