apollo-backend/internal/repository/postgres_account.go
Andre Medeiros d17151a3b3 test reddit
2021-08-14 13:42:28 -04:00

221 lines
5.5 KiB
Go

package repository
import (
"context"
"fmt"
"github.com/jackc/pgx/v4/pgxpool"
"github.com/christianselig/apollo-backend/internal/domain"
)
type postgresAccountRepository struct {
pool *pgxpool.Pool
}
func NewPostgresAccount(pool *pgxpool.Pool) domain.AccountRepository {
return &postgresAccountRepository{pool: pool}
}
func (p *postgresAccountRepository) fetch(ctx context.Context, query string, args ...interface{}) ([]domain.Account, error) {
rows, err := p.pool.Query(ctx, query, args...)
if err != nil {
return nil, err
}
defer rows.Close()
var accs []domain.Account
for rows.Next() {
var acc domain.Account
if err := rows.Scan(
&acc.ID,
&acc.Username,
&acc.AccountID,
&acc.AccessToken,
&acc.RefreshToken,
&acc.ExpiresAt,
&acc.LastMessageID,
&acc.LastCheckedAt,
); err != nil {
return nil, err
}
accs = append(accs, acc)
}
return accs, nil
}
func (p *postgresAccountRepository) GetByID(ctx context.Context, id int64) (domain.Account, error) {
query := `
SELECT id, username, account_id, access_token, refresh_token, expires_at, last_message_id, last_checked_at
FROM accounts
WHERE id = $1`
accs, err := p.fetch(ctx, query, id)
if err != nil {
return domain.Account{}, err
}
if len(accs) == 0 {
return domain.Account{}, domain.ErrNotFound
}
return accs[0], nil
}
func (p *postgresAccountRepository) GetByRedditID(ctx context.Context, id string) (domain.Account, error) {
query := `
SELECT id, username, account_id, access_token, refresh_token, expires_at, last_message_id, last_checked_at
FROM accounts
WHERE account_id = $1`
accs, err := p.fetch(ctx, query, id)
if err != nil {
return domain.Account{}, err
}
if len(accs) == 0 {
return domain.Account{}, domain.ErrNotFound
}
return accs[0], nil
}
func (p *postgresAccountRepository) CreateOrUpdate(ctx context.Context, acc *domain.Account) error {
query := `
INSERT INTO accounts (username, account_id, access_token, refresh_token, expires_at, last_message_id, last_checked_at)
VALUES ($1, $2, $3, $4, $5, '', 0)
ON CONFLICT(username) DO
UPDATE SET access_token = $3,
refresh_token = $4,
expires_at = $5
RETURNING id`
return p.pool.QueryRow(
ctx,
query,
acc.Username,
acc.AccountID,
acc.AccessToken,
acc.RefreshToken,
acc.ExpiresAt,
).Scan(&acc.ID)
}
func (p *postgresAccountRepository) Create(ctx context.Context, acc *domain.Account) error {
query := `
INSERT INTO accounts
(username, account_id, access_token, refresh_token, expires_at, last_message_id, last_checked_at)
VALUES ($1, $2, $3, $4, $5, $6, $7)
RETURNING id`
return p.pool.QueryRow(
ctx,
query,
acc.Username,
acc.AccountID,
acc.AccessToken,
acc.RefreshToken,
acc.ExpiresAt,
acc.LastMessageID,
acc.LastCheckedAt,
).Scan(&acc.ID)
}
func (p *postgresAccountRepository) Update(ctx context.Context, acc *domain.Account) error {
query := `
UPDATE accounts
SET username = $2,
account_id = $3,
access_token = $4,
refresh_token = $5,
expires_at = $6,
last_message_id = $7,
last_checked_at = $8
WHERE id = $1`
res, err := p.pool.Exec(
ctx,
query,
acc.ID,
acc.Username,
acc.AccountID,
acc.AccessToken,
acc.RefreshToken,
acc.ExpiresAt,
acc.LastMessageID,
acc.LastCheckedAt,
)
if res.RowsAffected() != 1 {
return fmt.Errorf("weird behaviour, total rows affected: %d", res.RowsAffected())
}
return err
}
func (p *postgresAccountRepository) Delete(ctx context.Context, id int64) error {
query := `DELETE FROM accounts WHERE id = $1`
res, err := p.pool.Exec(ctx, query, id)
if res.RowsAffected() != 1 {
return fmt.Errorf("weird behaviour, total rows affected: %d", res.RowsAffected())
}
return err
}
func (p *postgresAccountRepository) Associate(ctx context.Context, acc *domain.Account, dev *domain.Device) error {
query := `
INSERT INTO devices_accounts
(account_id, device_id)
VALUES ($1, $2)
ON CONFLICT(account_id, device_id) DO NOTHING`
_, err := p.pool.Exec(ctx, query, acc.ID, dev.ID)
return err
}
func (p *postgresAccountRepository) Disassociate(ctx context.Context, acc *domain.Account, dev *domain.Device) error {
query := `DELETE FROM devices_accounts WHERE account_id = $1 AND device_id = $2`
res, err := p.pool.Exec(ctx, query, acc.ID, dev.ID)
if res.RowsAffected() != 1 {
return fmt.Errorf("weird behaviour, total rows affected: %d", res.RowsAffected())
}
return err
}
func (p *postgresAccountRepository) GetByAPNSToken(ctx context.Context, token string) ([]domain.Account, error) {
query := `
SELECT accounts.id, username, accounts.account_id, access_token, refresh_token, expires_at, last_message_id, last_checked_at
FROM accounts
INNER JOIN devices_accounts ON accounts.id = devices_accounts.account_id
INNER JOIN devices ON devices.id = devices_accounts.device_id
WHERE devices.apns_token = $1`
return p.fetch(ctx, query, token)
}
func (p *postgresAccountRepository) PruneStale(ctx context.Context, before int64) (int64, error) {
query := `
DELETE FROM accounts
WHERE expires_at < $1`
res, err := p.pool.Exec(ctx, query, before)
return res.RowsAffected(), err
}
func (p *postgresAccountRepository) PruneOrphaned(ctx context.Context) (int64, error) {
query := `
WITH accounts_with_device_count AS (
SELECT accounts.id, COUNT(device_id) AS device_count
FROM accounts
LEFT JOIN devices_accounts ON accounts.id = devices_accounts.account_id
GROUP BY accounts.id
)
DELETE FROM accounts WHERE id IN (
SELECT id
FROM accounts_with_device_count
WHERE device_count = 0
)`
res, err := p.pool.Exec(ctx, query)
return res.RowsAffected(), err
}