Fs02/go-todo-backend

package todos

import (
    "context"

    "github.com/Fs02/go-todo-backend/scores"
    "github.com/go-rel/rel"
    "go.uber.org/zap"
)

type create struct {
    repository rel.Repository
    scores     scores.Service
}

func (c create) Create(ctx context.Context, todo *Todo) error {
    if err := todo.Validate(); err != nil {
        logger.Warn("validation error", zap.Error(err))
        return err
    }

    // if completed, then earn a point.
    if todo.Completed {
        return c.repository.Transaction(ctx, func(ctx context.Context) error {
            c.repository.MustInsert(ctx, todo)
            return c.scores.Earn(ctx, "todo completed", 1)
        })
    }

    c.repository.MustInsert(ctx, todo)
    return nil
}