package sp

import (
	"github.com/dmitriygnatenko/internal/interfaces"
	"github.com/dmitriygnatenko/internal/repositories"
	cacheService "github.com/dmitriygnatenko/internal/services/cache"
	dbService "github.com/dmitriygnatenko/internal/services/db"
	envService "github.com/dmitriygnatenko/internal/services/env"
	mailService "github.com/dmitriygnatenko/internal/services/mailer"
)

type ServiceProvider struct {
	env                  interfaces.IEnv
	cache                interfaces.ICache
	mailer               interfaces.IMailer
	articleRepository    interfaces.IArticleRepository
	tagRepository        interfaces.ITagRepository
	articleTagRepository interfaces.IArticleTagRepository
}

func Init() (interfaces.IServiceProvider, error) {
	sp := &ServiceProvider{}

	// Init env service
	env, err := envService.Init()
	if err != nil {
		return nil, err
	}
	sp.env = env

	db, err := dbService.Init(env)
	if err != nil {
		return nil, err
	}

	// Init repositories
	sp.articleRepository = repositories.InitArticleRepository(db)
	sp.tagRepository = repositories.InitTagRepository(db)
	sp.articleTagRepository = repositories.InitArticleTagRepository(db)

	// Init cache service
	sp.cache = cacheService.Init()

	// Init mailer
	sp.mailer = mailService.Init(sp.env)

	return sp, nil
}

func (sp *ServiceProvider) GetEnvService() interfaces.IEnv {
	return sp.env
}

func (sp *ServiceProvider) GetCacheService() interfaces.ICache {
	return sp.cache
}

func (sp *ServiceProvider) GetMailerService() interfaces.IMailer {
	return sp.mailer
}

func (sp *ServiceProvider) GetArticleRepository() interfaces.IArticleRepository {
	return sp.articleRepository
}

func (sp *ServiceProvider) GetTagRepository() interfaces.ITagRepository {
	return sp.tagRepository
}

func (sp *ServiceProvider) GetArticleTagRepository() interfaces.IArticleTagRepository {
	return sp.articleTagRepository
}

func InitMock(deps ...interface{}) interfaces.IServiceProvider {
	sp := ServiceProvider{}

	for _, d := range deps {
		switch s := d.(type) {
		case interfaces.ICache:
			sp.cache = s
		case interfaces.IEnv:
			sp.env = s
		case interfaces.IMailer:
			sp.mailer = s
		case interfaces.IArticleRepository:
			sp.articleRepository = s
		case interfaces.IArticleTagRepository:
			sp.articleTagRepository = s
		case interfaces.ITagRepository:
			sp.tagRepository = s
		}
	}

	return &sp
}