package store

import (
	"context"
	"errors"
	"time"
)

// Postgres is the production Store. **Skeleton** mirroring the pattern used
// by services/admin-api/internal/store/postgres.go: every method returns
// errPGUnimplemented until the pgxpool wiring lands. The schema is
// authoritative in db/trust/migrations/0004_approval_sessions.*.sql.
type Postgres struct {
	// pool *pgxpool.Pool // kept out of go.mod in the skeleton
}

var errPGUnimplemented = errors.New("postgres store is a skeleton; use NewMemory for Phase 1")

// NewPostgres returns a zero-value Postgres. Real wiring is Phase 2.
func NewPostgres( /* conn string, logger */ ) (*Postgres, error) {
	return &Postgres{}, nil
}

func (p *Postgres) CreateSession(_ context.Context, _ Session) error { return errPGUnimplemented }
func (p *Postgres) GetSession(_ context.Context, _ string) (Session, error) {
	return Session{}, errPGUnimplemented
}
func (p *Postgres) SavePreview(_ context.Context, _ Preview) error { return errPGUnimplemented }
func (p *Postgres) GetPreview(_ context.Context, _ string) (Preview, error) {
	return Preview{}, errPGUnimplemented
}
func (p *Postgres) ConsumePreview(_ context.Context, _ string, _ time.Time) (Preview, error) {
	return Preview{}, errPGUnimplemented
}
func (p *Postgres) SaveApproval(_ context.Context, _ Approval) error { return errPGUnimplemented }
func (p *Postgres) MarkApprovalLogged(_ context.Context, _ string, _ int64, _ time.Time) error {
	return errPGUnimplemented
}
func (p *Postgres) MarkApprovalTLogError(_ context.Context, _ string, _ string) error {
	return errPGUnimplemented
}