module.go

package db

import (
	"log"

	"flamingo.me/dingo"
	"github.com/jinzhu/gorm"
	"github.com/spf13/cobra"
)

type Model interface{}

type Module struct{}

func (*Module) Configure(injector *dingo.Injector) {
	injector.Bind(new(gorm.DB)).ToProvider(func() *gorm.DB {
		db, err := gorm.Open("sqlite3", "test.db")
		if err != nil {
			panic(err)
		}
		return db
	}).In(dingo.ChildSingleton)

	injector.BindMulti(new(cobra.Command)).ToProvider(func(models []Model, db *gorm.DB) *cobra.Command {
		return &cobra.Command{
			Use: "migrate",
			Run: func(cmd *cobra.Command, args []string) {
				for _, model := range models {
					log.Printf("Migrating %T", model)
					db.AutoMigrate(model)
				}
			},
		}
	})
}