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.Env
	cache                interfaces.Cache
	mailer               interfaces.Mailer
	articleRepository    interfaces.ArticleRepository
	tagRepository        interfaces.TagRepository
	articleTagRepository interfaces.ArticleTagRepository
}

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

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

	cache, err := cacheService.Init()
	if err != nil {
		return nil, err
	}
	sp.cache = cache

	mailer, err := mailService.Init(sp.env)
	if err != nil {
		return nil, err
	}
	sp.mailer = mailer

	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)

	return sp, nil
}

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

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

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

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

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

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

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

	for _, d := range deps {
		switch s := d.(type) {
		case interfaces.Cache:
			sp.cache = s
		case interfaces.Env:
			sp.env = s
		case interfaces.Mailer:
			sp.mailer = s
		case interfaces.ArticleRepository:
			sp.articleRepository = s
		case interfaces.ArticleTagRepository:
			sp.articleTagRepository = s
		case interfaces.TagRepository:
			sp.tagRepository = s
		}
	}

	return &sp
}