package store

import (
	"context"

	"atlas9.dev/c/core"
	"atlas9.dev/c/core/dbi"
	"atlas9.dev/c/core/iam"
)

type SqliteOAuthStore struct {
	db dbi.DBI
}

var _ iam.OAuthStore = (*SqliteOAuthStore)(nil)

func NewSqliteOAuthStore(db dbi.DBI) *SqliteOAuthStore {
	return &SqliteOAuthStore{db: db}
}

// TODO caps

func (s *SqliteOAuthStore) AddProvider(ctx context.Context, userID core.ID, provider, providerID string) error {
	// TODO guard

	// TODO it's possible to insert an empty user ID. bah. so much for sql data integrity.
	_, err := s.db.Exec(ctx, `
		INSERT INTO oauth_providers (user_id, provider, provider_id)
		VALUES ($1, $2, $3)
		ON CONFLICT (provider, provider_id) DO NOTHING
	`, userID, provider, providerID)
	return err
}

func (s *SqliteOAuthStore) GetUserByProvider(ctx context.Context, provider, providerID string, out *iam.User) error {
	err := dbi.Get(ctx, s.db, out, `
		SELECT u.id, u.email
		FROM users u
		JOIN oauth_providers op ON u.id = op.user_id
		WHERE op.provider = $1 AND op.provider_id = $2
	`, provider, providerID)
	return err
}