package app

import (
	"context"
	"encoding/json"
	"fmt"

	"github.com/geo-platform/tenant-api/internal/shared/messaging/rabbitmq"
)

func publishTemplateAssistTask(ctx context.Context, client *rabbitmq.Client, job assistJob) error {
	if client == nil {
		return fmt.Errorf("rabbitmq client is not configured")
	}

	payload, err := json.Marshal(job)
	if err != nil {
		return fmt.Errorf("marshal template assist job: %w", err)
	}

	if err := client.PublishTemplateAssistTask(ctx, payload); err != nil {
		return fmt.Errorf("publish template assist task: %w", err)
	}
	return nil
}

func decodeTemplateAssistTask(payload []byte) (*assistJob, error) {
	var job assistJob
	if err := json.Unmarshal(payload, &job); err != nil {
		return nil, fmt.Errorf("decode template assist job: %w", err)
	}
	if job.TaskID == "" || job.TaskType == "" || job.TenantID <= 0 || job.TemplateID <= 0 {
		return nil, fmt.Errorf("template assist job is incomplete")
	}
	return &job, nil
}

func DecodeTemplateAssistTask(payload []byte) (*AssistJob, error) {
	job, err := decodeTemplateAssistTask(payload)
	if err != nil {
		return nil, err
	}
	return job, nil
}