package changes

import (
	"strconv"
	"time"

	"git.aiterp.net/rpdata/api/internal/counter"
	"git.aiterp.net/rpdata/api/models"
)

// Submit a change to the database
func Submit(model, op, author string, objects ...interface{}) (models.Change, error) {
	submitMutex.Lock()
	defer submitMutex.Unlock()

	id, err := counter.Next("auto_increment", "Change")
	if err != nil {
		return models.Change{}, err
	}

	change := models.Change{
		ID:     "Change_" + strconv.Itoa(id),
		Model:  model,
		Date:   time.Now(),
		Op:     op,
		Author: author,
	}

	for _, object := range objects {
		switch object := object.(type) {
		case models.Log:
			change.Logs = append(change.Logs, object)
		case models.Character:
			change.Characters = append(change.Characters, object)
		case models.Post:
			change.Posts = append(change.Posts, object)
		}
	}

	// TODO: Push to subscribers

	err = collection.Insert(&change)
	if err != nil {
		return models.Change{}, err
	}

	return change, nil
}