package tasks

import "time"

// TaskStatus represents the current status of a task
type TaskStatus string

const (
	TaskStatusRunning   TaskStatus = "running"
	TaskStatusCompleted TaskStatus = "completed"
	TaskStatusError     TaskStatus = "error"
)

// TaskType represents the type of background task
type TaskType string

const (
	TaskTypeRecalculate     TaskType = "recalculate"
	TaskTypeStockImport     TaskType = "stock_import"
	TaskTypePricelistCreate TaskType = "pricelist_create"
)

// Task represents a background task with progress tracking
type Task struct {
	ID        string                 `json:"id"`
	Type      TaskType               `json:"type"`
	Status    TaskStatus             `json:"status"`
	Progress  int                    `json:"progress"`   // 0-100
	Message   string                 `json:"message"`
	Result    map[string]interface{} `json:"result,omitempty"`
	Error     string                 `json:"error,omitempty"`
	CreatedAt time.Time              `json:"created_at"`
	DoneAt    *time.Time             `json:"done_at,omitempty"`
}