package task

import (
	"encoding/json"

	"modelRT/constants"

	"github.com/gofrs/uuid"
)

// TaskQueueMessage defines minimal message structure for RabbitMQ/Redis queue dispatch
type TaskQueueMessage struct {
	TaskID       uuid.UUID              `json:"task_id"`
	TaskType     TaskType     `json:"task_type"`
	Priority     int                    `json:"priority,omitempty"`
	TraceCarrier map[string]string      `json:"trace_carrier,omitempty"`
	Params       map[string]any         `json:"params,omitempty"`
}

func NewTaskQueueMessage(taskID uuid.UUID, taskType TaskType) *TaskQueueMessage {
	return &TaskQueueMessage{
		TaskID:   taskID,
		TaskType: taskType,
		Priority: constants.TaskPriorityDefault,
	}
}

func NewTaskQueueMessageWithPriority(taskID uuid.UUID, taskType TaskType, priority int) *TaskQueueMessage {
	return &TaskQueueMessage{
		TaskID:   taskID,
		TaskType: taskType,
		Priority: priority,
	}
}

func (m *TaskQueueMessage) ToJSON() ([]byte, error) {
	return json.Marshal(m)
}

func (m *TaskQueueMessage) Validate() bool {
	if m.TaskID == uuid.Nil {
		return false
	}
	switch m.TaskType {
	case TypeTopologyAnalysis, TypeEventAnalysis, TypeBatchImport, TypeTest:
		return true
	default:
		return false
	}
}

func (m *TaskQueueMessage) SetPriority(priority int) {
	if priority < constants.TaskPriorityLow {
		priority = constants.TaskPriorityLow
	}
	if priority > constants.TaskPriorityHigh {
		priority = constants.TaskPriorityHigh
	}
	m.Priority = priority
}

func (m *TaskQueueMessage) GetPriority() int {
	return m.Priority
}