package controller

import (
	"strconv"

	"gitlab.com/mbugroup/lti-api.git/internal/modules/purchases/dto"
	service "gitlab.com/mbugroup/lti-api.git/internal/modules/purchases/services"
	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/purchases/validations"
	"gitlab.com/mbugroup/lti-api.git/internal/response"

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

type PurchaseController struct {
	service service.PurchaseService
}

func NewPurchaseController(s service.PurchaseService) *PurchaseController {
	return &PurchaseController{service: s}
}

func (ctrl *PurchaseController) CreateOne(c *fiber.Ctx) error {
	req := new(validation.CreatePurchaseRequest)

	if err := c.BodyParser(req); err != nil {
		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
	}

	result, err := ctrl.service.CreateOne(c, req)
	if err != nil {
		return err
	}

	return c.Status(fiber.StatusCreated).
		JSON(response.Success{
			Code:    fiber.StatusCreated,
			Status:  "success",
			Message: "Purchase requisition created successfully",
			Data:    dto.ToPurchaseDetailDTO(*result),
		})
}

func (ctrl *PurchaseController) ApproveStaffPurchase(c *fiber.Ctx) error {
	param := c.Params("id")
	id, err := strconv.ParseUint(param, 10, 64)
	if err != nil || id == 0 {
		return fiber.NewError(fiber.StatusBadRequest, "Invalid purchase requisition id")
	}

	req := new(validation.ApproveStaffPurchaseRequest)
	if err := c.BodyParser(req); err != nil {
		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
	}

	result, err := ctrl.service.ApproveStaffPurchase(c, id, req)
	if err != nil {
		return err
	}

	return c.Status(fiber.StatusOK).
		JSON(response.Success{
			Code:    fiber.StatusOK,
			Status:  "success",
			Message: "Staff purchase approval recorded successfully",
			Data:    dto.ToPurchaseDetailDTO(*result),
		})
}